projects / apple / icu.git / blame
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|---|---|---|
| f3c0d7a5 A |
1 | // © 2016 and later: Unicode, Inc. and others. |
| 2 | // License & terms of use: http://www.unicode.org/copyright.html | |
| b75a7d8f A |
3 | /******************************************************************** |
| 4 | * COPYRIGHT: | |
| 2ca993e8 | 5 | * Copyright (c) 2002-2016, International Business Machines Corporation and |
| b75a7d8f A |
6 | * others. All Rights Reserved. |
| 7 | ********************************************************************/ | |
| 8 | ||
| 9 | // | |
| 10 | // regextst.cpp | |
| 11 | // | |
| 12 | // ICU Regular Expressions test, part of intltest. | |
| 13 | // | |
| 14 | ||
| 4388f060 A |
15 | /* |
| 16 | NOTE!! | |
| 17 | ||
| 18 | PLEASE be careful about ASCII assumptions in this test. | |
| 19 | This test is one of the worst repeat offenders. | |
| 20 | If you have questions, contact someone on the ICU PMC | |
| 21 | who has access to an EBCDIC system. | |
| 22 | ||
| 23 | */ | |
| 24 | ||
| 374ca955 | 25 | #include "intltest.h" |
| b75a7d8f A |
26 | #if !UCONFIG_NO_REGULAR_EXPRESSIONS |
| 27 | ||
| 2ca993e8 A |
28 | #include <stdlib.h> |
| 29 | #include <stdio.h> | |
| 30 | #include <string.h> | |
| 31 | ||
| b331163b | 32 | #include "unicode/localpointer.h" |
| 374ca955 | 33 | #include "unicode/regex.h" |
| b75a7d8f A |
34 | #include "unicode/uchar.h" |
| 35 | #include "unicode/ucnv.h" | |
| 4388f060 | 36 | #include "unicode/uniset.h" |
| 57a6839d | 37 | #include "unicode/uregex.h" |
| b331163b | 38 | #include "unicode/usetiter.h" |
| 729e4ab9 | 39 | #include "unicode/ustring.h" |
| 2ca993e8 | 40 | #include "unicode/utext.h" |
| 0f5d89e8 A |
41 | #include "unicode/utf16.h" |
| 42 | #include "cstr.h" | |
| b75a7d8f | 43 | #include "regextst.h" |
| b331163b | 44 | #include "regexcmp.h" |
| b75a7d8f | 45 | #include "uvector.h" |
| b75a7d8f | 46 | #include "util.h" |
| b331163b | 47 | #include "cmemory.h" |
| 729e4ab9 A |
48 | #include "cstring.h" |
| 49 | #include "uinvchar.h" | |
| b75a7d8f | 50 | |
| 729e4ab9 | 51 | #define SUPPORT_MUTATING_INPUT_STRING 0 |
| b75a7d8f A |
52 | |
| 53 | //--------------------------------------------------------------------------- | |
| 54 | // | |
| 55 | // Test class boilerplate | |
| 56 | // | |
| 57 | //--------------------------------------------------------------------------- | |
| 374ca955 | 58 | RegexTest::RegexTest() |
| b75a7d8f | 59 | { |
| 73c04bcf | 60 | } |
| b75a7d8f A |
61 | |
| 62 | ||
| 63 | RegexTest::~RegexTest() | |
| 64 | { | |
| 73c04bcf | 65 | } |
| b75a7d8f A |
66 | |
| 67 | ||
| 68 | ||
| 69 | void RegexTest::runIndexedTest( int32_t index, UBool exec, const char* &name, char* /*par*/ ) | |
| 70 | { | |
| 71 | if (exec) logln("TestSuite RegexTest: "); | |
| f3c0d7a5 A |
72 | TESTCASE_AUTO_BEGIN; |
| 73 | TESTCASE_AUTO(Basic); | |
| 74 | TESTCASE_AUTO(API_Match); | |
| 75 | TESTCASE_AUTO(API_Replace); | |
| 76 | TESTCASE_AUTO(API_Pattern); | |
| 729e4ab9 | 77 | #if !UCONFIG_NO_FILE_IO |
| f3c0d7a5 | 78 | TESTCASE_AUTO(Extended); |
| 729e4ab9 | 79 | #endif |
| f3c0d7a5 A |
80 | TESTCASE_AUTO(Errors); |
| 81 | TESTCASE_AUTO(PerlTests); | |
| 82 | TESTCASE_AUTO(Callbacks); | |
| 83 | TESTCASE_AUTO(FindProgressCallbacks); | |
| 84 | TESTCASE_AUTO(Bug6149); | |
| 85 | TESTCASE_AUTO(UTextBasic); | |
| 86 | TESTCASE_AUTO(API_Match_UTF8); | |
| 87 | TESTCASE_AUTO(API_Replace_UTF8); | |
| 88 | TESTCASE_AUTO(API_Pattern_UTF8); | |
| 89 | TESTCASE_AUTO(PerlTestsUTF8); | |
| 90 | TESTCASE_AUTO(PreAllocatedUTextCAPI); | |
| 91 | TESTCASE_AUTO(Bug7651); | |
| 92 | TESTCASE_AUTO(Bug7740); | |
| 93 | TESTCASE_AUTO(Bug8479); | |
| 94 | TESTCASE_AUTO(Bug7029); | |
| 95 | TESTCASE_AUTO(CheckInvBufSize); | |
| 96 | TESTCASE_AUTO(Bug9283); | |
| 97 | TESTCASE_AUTO(Bug10459); | |
| 98 | TESTCASE_AUTO(TestCaseInsensitiveStarters); | |
| 99 | TESTCASE_AUTO(TestBug11049); | |
| 100 | TESTCASE_AUTO(TestBug11371); | |
| 101 | TESTCASE_AUTO(TestBug11480); | |
| 102 | TESTCASE_AUTO(NamedCapture); | |
| 103 | TESTCASE_AUTO(NamedCaptureLimits); | |
| 104 | TESTCASE_AUTO(TestBug12884); | |
| 0f5d89e8 A |
105 | TESTCASE_AUTO(TestBug13631); |
| 106 | TESTCASE_AUTO(TestBug13632); | |
| f3c0d7a5 | 107 | TESTCASE_AUTO_END; |
| b75a7d8f A |
108 | } |
| 109 | ||
| 110 | ||
| 729e4ab9 A |
111 | /** |
| 112 | * Calls utext_openUTF8 after, potentially, converting invariant text from the compilation codepage | |
| 57a6839d | 113 | * into ASCII. |
| 729e4ab9 A |
114 | * @see utext_openUTF8 |
| 115 | */ | |
| 116 | static UText* regextst_openUTF8FromInvariant(UText* ut, const char *inv, int64_t length, UErrorCode *status); | |
| 117 | ||
| b75a7d8f A |
118 | //--------------------------------------------------------------------------- |
| 119 | // | |
| 120 | // Error Checking / Reporting macros used in all of the tests. | |
| 121 | // | |
| 122 | //--------------------------------------------------------------------------- | |
| b75a7d8f | 123 | |
| 729e4ab9 A |
124 | static void utextToPrintable(char *buf, int32_t bufLen, UText *text) { |
| 125 | int64_t oldIndex = utext_getNativeIndex(text); | |
| 126 | utext_setNativeIndex(text, 0); | |
| 127 | char *bufPtr = buf; | |
| 128 | UChar32 c = utext_next32From(text, 0); | |
| 129 | while ((c != U_SENTINEL) && (bufPtr < buf+bufLen)) { | |
| 130 | if (0x000020<=c && c<0x00007e) { | |
| 131 | *bufPtr = c; | |
| 132 | } else { | |
| 133 | #if 0 | |
| 134 | sprintf(bufPtr,"U+%04X", c); | |
| 135 | bufPtr+= strlen(bufPtr)-1; | |
| 136 | #else | |
| 137 | *bufPtr = '%'; | |
| 138 | #endif | |
| 139 | } | |
| 140 | bufPtr++; | |
| 141 | c = UTEXT_NEXT32(text); | |
| 142 | } | |
| 143 | *bufPtr = 0; | |
| 144 | #if (U_CHARSET_FAMILY==U_EBCDIC_FAMILY) | |
| 145 | char *ebuf = (char*)malloc(bufLen); | |
| 146 | uprv_eastrncpy((unsigned char*)ebuf, (const unsigned char*)buf, bufLen); | |
| 147 | uprv_strncpy(buf, ebuf, bufLen); | |
| 148 | free((void*)ebuf); | |
| 149 | #endif | |
| 150 | utext_setNativeIndex(text, oldIndex); | |
| 151 | } | |
| 152 | ||
| 4388f060 A |
153 | |
| 154 | static char ASSERT_BUF[1024]; | |
| 155 | ||
| 156 | const char* RegexTest::extractToAssertBuf(const UnicodeString& message) { | |
| 157 | if(message.length()==0) { | |
| 158 | strcpy(ASSERT_BUF, "[[empty UnicodeString]]"); | |
| 159 | } else { | |
| 160 | UnicodeString buf; | |
| 161 | IntlTest::prettify(message,buf); | |
| 162 | if(buf.length()==0) { | |
| 163 | strcpy(ASSERT_BUF, "[[escape() returned 0 chars]]"); | |
| 164 | } else { | |
| 165 | buf.extract(0, 0x7FFFFFFF, ASSERT_BUF, sizeof(ASSERT_BUF)-1); | |
| 166 | if(ASSERT_BUF[0]==0) { | |
| 167 | ASSERT_BUF[0]=0; | |
| 168 | for(int32_t i=0;i<buf.length();i++) { | |
| 169 | UChar ch = buf[i]; | |
| 170 | sprintf(ASSERT_BUF+strlen(ASSERT_BUF),"\\u%02x",ch); | |
| 171 | } | |
| 172 | } | |
| 173 | } | |
| 174 | } | |
| 175 | ASSERT_BUF[sizeof(ASSERT_BUF)-1] = 0; | |
| 176 | return ASSERT_BUF; | |
| 177 | } | |
| 178 | ||
| 2ca993e8 | 179 | #define REGEX_VERBOSE_TEXT(text) {char buf[200];utextToPrintable(buf,UPRV_LENGTHOF(buf),text);logln("%s:%d: UText %s=\"%s\"", __FILE__, __LINE__, #text, buf);} |
| 729e4ab9 A |
180 | |
| 181 | #define REGEX_CHECK_STATUS {if (U_FAILURE(status)) {dataerrln("%s:%d: RegexTest failure. status=%s", \ | |
| 182 | __FILE__, __LINE__, u_errorName(status)); return;}} | |
| 183 | ||
| 184 | #define REGEX_ASSERT(expr) {if ((expr)==FALSE) {errln("%s:%d: RegexTest failure: REGEX_ASSERT(%s) failed \n", __FILE__, __LINE__, #expr);};} | |
| b75a7d8f A |
185 | |
| 186 | #define REGEX_ASSERT_FAIL(expr, errcode) {UErrorCode status=U_ZERO_ERROR; (expr);\ | |
| 729e4ab9 | 187 | if (status!=errcode) {dataerrln("RegexTest failure at line %d. Expected status=%s, got %s", \ |
| b75a7d8f A |
188 | __LINE__, u_errorName(errcode), u_errorName(status));};} |
| 189 | ||
| 190 | #define REGEX_CHECK_STATUS_L(line) {if (U_FAILURE(status)) {errln( \ | |
| 191 | "RegexTest failure at line %d, from %d. status=%d\n",__LINE__, (line), status); }} | |
| 192 | ||
| 193 | #define REGEX_ASSERT_L(expr, line) {if ((expr)==FALSE) { \ | |
| 194 | errln("RegexTest failure at line %d, from %d.", __LINE__, (line)); return;}} | |
| 195 | ||
| b331163b A |
196 | // expected: const char * , restricted to invariant characters. |
| 197 | // actual: const UnicodeString & | |
| 198 | #define REGEX_ASSERT_UNISTR(expected, actual) { \ | |
| 199 | if (UnicodeString(expected, -1, US_INV) != (actual)) { \ | |
| 200 | errln("%s:%d: RegexTest failure: REGEX_ASSERT_UNISTR(%s, %s) failed \n", \ | |
| 201 | __FILE__, __LINE__, expected, extractToAssertBuf(actual));};} | |
| 4388f060 A |
202 | |
| 203 | ||
| 204 | static UBool testUTextEqual(UText *uta, UText *utb) { | |
| 205 | UChar32 ca = 0; | |
| 206 | UChar32 cb = 0; | |
| 207 | utext_setNativeIndex(uta, 0); | |
| 208 | utext_setNativeIndex(utb, 0); | |
| 209 | do { | |
| 210 | ca = utext_next32(uta); | |
| 211 | cb = utext_next32(utb); | |
| 212 | if (ca != cb) { | |
| 213 | break; | |
| 214 | } | |
| 215 | } while (ca != U_SENTINEL); | |
| 216 | return ca == cb; | |
| 217 | } | |
| 218 | ||
| 219 | ||
| 729e4ab9 A |
220 | /** |
| 221 | * @param expected expected text in UTF-8 (not platform) codepage | |
| 222 | */ | |
| 223 | void RegexTest::assertUText(const char *expected, UText *actual, const char *file, int line) { | |
| 224 | UErrorCode status = U_ZERO_ERROR; | |
| 225 | UText expectedText = UTEXT_INITIALIZER; | |
| 226 | utext_openUTF8(&expectedText, expected, -1, &status); | |
| 227 | if(U_FAILURE(status)) { | |
| 228 | errln("%s:%d: assertUText: error %s calling utext_openUTF8(expected: %d chars)\n", file, line, u_errorName(status), strlen(expected)); | |
| 229 | return; | |
| 230 | } | |
| 231 | if(utext_nativeLength(&expectedText)==0 && (strlen(expected)!=0)) { | |
| 232 | errln("%s:%d: assertUText: expected is %d utf-8 bytes, but utext_nativeLength(expectedText) returned 0.", file, line, strlen(expected)); | |
| 233 | return; | |
| 234 | } | |
| 235 | utext_setNativeIndex(actual, 0); | |
| 4388f060 | 236 | if (!testUTextEqual(&expectedText, actual)) { |
| 729e4ab9 A |
237 | char buf[201 /*21*/]; |
| 238 | char expectedBuf[201]; | |
| 2ca993e8 A |
239 | utextToPrintable(buf, UPRV_LENGTHOF(buf), actual); |
| 240 | utextToPrintable(expectedBuf, UPRV_LENGTHOF(expectedBuf), &expectedText); | |
| 729e4ab9 A |
241 | errln("%s:%d: assertUText: Failure: expected \"%s\" (%d chars), got \"%s\" (%d chars)", file, line, expectedBuf, (int)utext_nativeLength(&expectedText), buf, (int)utext_nativeLength(actual)); |
| 242 | } | |
| 243 | utext_close(&expectedText); | |
| 244 | } | |
| 245 | /** | |
| 246 | * @param expected invariant (platform local text) input | |
| 247 | */ | |
| 248 | ||
| 249 | void RegexTest::assertUTextInvariant(const char *expected, UText *actual, const char *file, int line) { | |
| 250 | UErrorCode status = U_ZERO_ERROR; | |
| 251 | UText expectedText = UTEXT_INITIALIZER; | |
| 252 | regextst_openUTF8FromInvariant(&expectedText, expected, -1, &status); | |
| 253 | if(U_FAILURE(status)) { | |
| 254 | errln("%s:%d: assertUTextInvariant: error %s calling regextst_openUTF8FromInvariant(expected: %d chars)\n", file, line, u_errorName(status), strlen(expected)); | |
| 255 | return; | |
| 256 | } | |
| 257 | utext_setNativeIndex(actual, 0); | |
| 4388f060 | 258 | if (!testUTextEqual(&expectedText, actual)) { |
| 729e4ab9 A |
259 | char buf[201 /*21*/]; |
| 260 | char expectedBuf[201]; | |
| 2ca993e8 A |
261 | utextToPrintable(buf, UPRV_LENGTHOF(buf), actual); |
| 262 | utextToPrintable(expectedBuf, UPRV_LENGTHOF(expectedBuf), &expectedText); | |
| 729e4ab9 A |
263 | errln("%s:%d: assertUTextInvariant: Failure: expected \"%s\" (%d uchars), got \"%s\" (%d chars)", file, line, expectedBuf, (int)utext_nativeLength(&expectedText), buf, (int)utext_nativeLength(actual)); |
| 264 | } | |
| 265 | utext_close(&expectedText); | |
| 266 | } | |
| 267 | ||
| 268 | /** | |
| 57a6839d | 269 | * Assumes utf-8 input |
| 729e4ab9 A |
270 | */ |
| 271 | #define REGEX_ASSERT_UTEXT_UTF8(expected, actual) assertUText((expected), (actual), __FILE__, __LINE__) | |
| 272 | /** | |
| 57a6839d | 273 | * Assumes Invariant input |
| 729e4ab9 A |
274 | */ |
| 275 | #define REGEX_ASSERT_UTEXT_INVARIANT(expected, actual) assertUTextInvariant((expected), (actual), __FILE__, __LINE__) | |
| b75a7d8f | 276 | |
| 4388f060 A |
277 | /** |
| 278 | * This buffer ( inv_buf ) is used to hold the UTF-8 strings | |
| 279 | * passed into utext_openUTF8. An error will be given if | |
| 280 | * INV_BUFSIZ is too small. It's only used on EBCDIC systems. | |
| 57a6839d | 281 | */ |
| 4388f060 A |
282 | |
| 283 | #define INV_BUFSIZ 2048 /* increase this if too small */ | |
| 284 | ||
| 51004dcb | 285 | static int64_t inv_next=0; |
| 4388f060 A |
286 | |
| 287 | #if U_CHARSET_FAMILY!=U_ASCII_FAMILY | |
| 288 | static char inv_buf[INV_BUFSIZ]; | |
| 289 | #endif | |
| 290 | ||
| 291 | static UText* regextst_openUTF8FromInvariant(UText *ut, const char *inv, int64_t length, UErrorCode *status) { | |
| 292 | if(length==-1) length=strlen(inv); | |
| 293 | #if U_CHARSET_FAMILY==U_ASCII_FAMILY | |
| 294 | inv_next+=length; | |
| 295 | return utext_openUTF8(ut, inv, length, status); | |
| 296 | #else | |
| 297 | if(inv_next+length+1>INV_BUFSIZ) { | |
| 298 | fprintf(stderr, "%s:%d Error: INV_BUFSIZ #defined to be %d but needs to be at least %d.\n", | |
| 299 | __FILE__, __LINE__, INV_BUFSIZ, (inv_next+length+1)); | |
| 300 | *status = U_MEMORY_ALLOCATION_ERROR; | |
| 301 | return NULL; | |
| 302 | } | |
| 303 | ||
| 304 | unsigned char *buf = (unsigned char*)inv_buf+inv_next; | |
| 305 | uprv_aestrncpy(buf, (const uint8_t*)inv, length); | |
| 306 | inv_next+=length; | |
| 307 | ||
| 308 | #if 0 | |
| 309 | fprintf(stderr, " Note: INV_BUFSIZ at %d, used=%d\n", INV_BUFSIZ, inv_next); | |
| 310 | #endif | |
| 311 | ||
| 312 | return utext_openUTF8(ut, (const char*)buf, length, status); | |
| 313 | #endif | |
| 314 | } | |
| 315 | ||
| b75a7d8f A |
316 | |
| 317 | //--------------------------------------------------------------------------- | |
| 318 | // | |
| 319 | // REGEX_TESTLM Macro + invocation function to simplify writing quick tests | |
| 320 | // for the LookingAt() and Match() functions. | |
| 321 | // | |
| 322 | // usage: | |
| 323 | // REGEX_TESTLM("pattern", "input text", lookingAt expected, matches expected); | |
| 324 | // | |
| 325 | // The expected results are UBool - TRUE or FALSE. | |
| 326 | // The input text is unescaped. The pattern is not. | |
| 374ca955 | 327 | // |
| b75a7d8f A |
328 | // |
| 329 | //--------------------------------------------------------------------------- | |
| 330 | ||
| 729e4ab9 | 331 | #define REGEX_TESTLM(pat, text, looking, match) {doRegexLMTest(pat, text, looking, match, __LINE__);doRegexLMTestUTF8(pat, text, looking, match, __LINE__);} |
| b75a7d8f | 332 | |
| 46f4442e A |
333 | UBool RegexTest::doRegexLMTest(const char *pat, const char *text, UBool looking, UBool match, int32_t line) { |
| 334 | const UnicodeString pattern(pat, -1, US_INV); | |
| 335 | const UnicodeString inputText(text, -1, US_INV); | |
| b75a7d8f A |
336 | UErrorCode status = U_ZERO_ERROR; |
| 337 | UParseError pe; | |
| 338 | RegexPattern *REPattern = NULL; | |
| 339 | RegexMatcher *REMatcher = NULL; | |
| 340 | UBool retVal = TRUE; | |
| 341 | ||
| 46f4442e | 342 | UnicodeString patString(pat, -1, US_INV); |
| b75a7d8f A |
343 | REPattern = RegexPattern::compile(patString, 0, pe, status); |
| 344 | if (U_FAILURE(status)) { | |
| 729e4ab9 | 345 | dataerrln("RegexTest failure in RegexPattern::compile() at line %d. Status = %s", |
| b75a7d8f A |
346 | line, u_errorName(status)); |
| 347 | return FALSE; | |
| 348 | } | |
| 57a6839d | 349 | if (line==376) { REPattern->dumpPattern();} |
| b75a7d8f A |
350 | |
| 351 | UnicodeString inputString(inputText); | |
| 352 | UnicodeString unEscapedInput = inputString.unescape(); | |
| 353 | REMatcher = REPattern->matcher(unEscapedInput, status); | |
| 354 | if (U_FAILURE(status)) { | |
| 355 | errln("RegexTest failure in REPattern::matcher() at line %d. Status = %s\n", | |
| 356 | line, u_errorName(status)); | |
| 357 | return FALSE; | |
| 358 | } | |
| 374ca955 | 359 | |
| b75a7d8f A |
360 | UBool actualmatch; |
| 361 | actualmatch = REMatcher->lookingAt(status); | |
| 362 | if (U_FAILURE(status)) { | |
| 363 | errln("RegexTest failure in lookingAt() at line %d. Status = %s\n", | |
| 364 | line, u_errorName(status)); | |
| 365 | retVal = FALSE; | |
| 366 | } | |
| 367 | if (actualmatch != looking) { | |
| 368 | errln("RegexTest: wrong return from lookingAt() at line %d.\n", line); | |
| 369 | retVal = FALSE; | |
| 370 | } | |
| 371 | ||
| 372 | status = U_ZERO_ERROR; | |
| 373 | actualmatch = REMatcher->matches(status); | |
| 374 | if (U_FAILURE(status)) { | |
| 375 | errln("RegexTest failure in matches() at line %d. Status = %s\n", | |
| 376 | line, u_errorName(status)); | |
| 377 | retVal = FALSE; | |
| 378 | } | |
| 379 | if (actualmatch != match) { | |
| 380 | errln("RegexTest: wrong return from matches() at line %d.\n", line); | |
| 381 | retVal = FALSE; | |
| 382 | } | |
| 383 | ||
| 384 | if (retVal == FALSE) { | |
| 57a6839d | 385 | REPattern->dumpPattern(); |
| b75a7d8f A |
386 | } |
| 387 | ||
| 388 | delete REPattern; | |
| 389 | delete REMatcher; | |
| 390 | return retVal; | |
| 391 | } | |
| 374ca955 | 392 | |
| b75a7d8f | 393 | |
| 729e4ab9 A |
394 | UBool RegexTest::doRegexLMTestUTF8(const char *pat, const char *text, UBool looking, UBool match, int32_t line) { |
| 395 | UText pattern = UTEXT_INITIALIZER; | |
| 396 | int32_t inputUTF8Length; | |
| 397 | char *textChars = NULL; | |
| 398 | UText inputText = UTEXT_INITIALIZER; | |
| 399 | UErrorCode status = U_ZERO_ERROR; | |
| 400 | UParseError pe; | |
| 401 | RegexPattern *REPattern = NULL; | |
| 402 | RegexMatcher *REMatcher = NULL; | |
| 403 | UBool retVal = TRUE; | |
| 404 | ||
| 405 | regextst_openUTF8FromInvariant(&pattern, pat, -1, &status); | |
| 406 | REPattern = RegexPattern::compile(&pattern, 0, pe, status); | |
| 407 | if (U_FAILURE(status)) { | |
| 408 | dataerrln("RegexTest failure in RegexPattern::compile() at line %d (UTF8). Status = %s\n", | |
| 409 | line, u_errorName(status)); | |
| 410 | return FALSE; | |
| 411 | } | |
| 57a6839d | 412 | |
| 729e4ab9 A |
413 | UnicodeString inputString(text, -1, US_INV); |
| 414 | UnicodeString unEscapedInput = inputString.unescape(); | |
| 415 | LocalUConverterPointer UTF8Converter(ucnv_open("UTF8", &status)); | |
| 416 | ucnv_setFromUCallBack(UTF8Converter.getAlias(), UCNV_FROM_U_CALLBACK_STOP, NULL, NULL, NULL, &status); | |
| 57a6839d | 417 | |
| 729e4ab9 A |
418 | inputUTF8Length = unEscapedInput.extract(NULL, 0, UTF8Converter.getAlias(), status); |
| 419 | if (U_FAILURE(status) && status != U_BUFFER_OVERFLOW_ERROR) { | |
| 420 | // UTF-8 does not allow unpaired surrogates, so this could actually happen | |
| 421 | logln("RegexTest unable to convert input to UTF8 at line %d. Status = %s\n", line, u_errorName(status)); | |
| 422 | return TRUE; // not a failure of the Regex engine | |
| 423 | } | |
| 424 | status = U_ZERO_ERROR; // buffer overflow | |
| 425 | textChars = new char[inputUTF8Length+1]; | |
| 426 | unEscapedInput.extract(textChars, inputUTF8Length+1, UTF8Converter.getAlias(), status); | |
| 427 | utext_openUTF8(&inputText, textChars, inputUTF8Length, &status); | |
| 57a6839d | 428 | |
| 4388f060 | 429 | REMatcher = &REPattern->matcher(status)->reset(&inputText); |
| 729e4ab9 A |
430 | if (U_FAILURE(status)) { |
| 431 | errln("RegexTest failure in REPattern::matcher() at line %d (UTF8). Status = %s\n", | |
| 432 | line, u_errorName(status)); | |
| 433 | return FALSE; | |
| 434 | } | |
| 435 | ||
| 436 | UBool actualmatch; | |
| 437 | actualmatch = REMatcher->lookingAt(status); | |
| 438 | if (U_FAILURE(status)) { | |
| 439 | errln("RegexTest failure in lookingAt() at line %d (UTF8). Status = %s\n", | |
| 440 | line, u_errorName(status)); | |
| 441 | retVal = FALSE; | |
| 442 | } | |
| 443 | if (actualmatch != looking) { | |
| 444 | errln("RegexTest: wrong return from lookingAt() at line %d (UTF8).\n", line); | |
| 445 | retVal = FALSE; | |
| 446 | } | |
| 447 | ||
| 448 | status = U_ZERO_ERROR; | |
| 449 | actualmatch = REMatcher->matches(status); | |
| 450 | if (U_FAILURE(status)) { | |
| 451 | errln("RegexTest failure in matches() at line %d (UTF8). Status = %s\n", | |
| 452 | line, u_errorName(status)); | |
| 453 | retVal = FALSE; | |
| 454 | } | |
| 455 | if (actualmatch != match) { | |
| 456 | errln("RegexTest: wrong return from matches() at line %d (UTF8).\n", line); | |
| 457 | retVal = FALSE; | |
| 458 | } | |
| 459 | ||
| 460 | if (retVal == FALSE) { | |
| 57a6839d | 461 | REPattern->dumpPattern(); |
| 729e4ab9 A |
462 | } |
| 463 | ||
| 464 | delete REPattern; | |
| 465 | delete REMatcher; | |
| 466 | utext_close(&inputText); | |
| 467 | utext_close(&pattern); | |
| 468 | delete[] textChars; | |
| 469 | return retVal; | |
| 470 | } | |
| b75a7d8f A |
471 | |
| 472 | ||
| b75a7d8f A |
473 | |
| 474 | //--------------------------------------------------------------------------- | |
| 475 | // | |
| 476 | // REGEX_ERR Macro + invocation function to simplify writing tests | |
| 477 | // regex tests for incorrect patterns | |
| 478 | // | |
| 479 | // usage: | |
| 480 | // REGEX_ERR("pattern", expected error line, column, expected status); | |
| 481 | // | |
| 482 | //--------------------------------------------------------------------------- | |
| 483 | #define REGEX_ERR(pat, line, col, status) regex_err(pat, line, col, status, __LINE__); | |
| 484 | ||
| 485 | void RegexTest::regex_err(const char *pat, int32_t errLine, int32_t errCol, | |
| 46f4442e | 486 | UErrorCode expectedStatus, int32_t line) { |
| b75a7d8f A |
487 | UnicodeString pattern(pat); |
| 488 | ||
| 489 | UErrorCode status = U_ZERO_ERROR; | |
| 490 | UParseError pe; | |
| 491 | RegexPattern *callerPattern = NULL; | |
| 492 | ||
| 493 | // | |
| 494 | // Compile the caller's pattern | |
| 495 | // | |
| 496 | UnicodeString patString(pat); | |
| 497 | callerPattern = RegexPattern::compile(patString, 0, pe, status); | |
| 498 | if (status != expectedStatus) { | |
| 729e4ab9 | 499 | dataerrln("Line %d: unexpected error %s compiling pattern.", line, u_errorName(status)); |
| b75a7d8f A |
500 | } else { |
| 501 | if (status != U_ZERO_ERROR) { | |
| 502 | if (pe.line != errLine || pe.offset != errCol) { | |
| 503 | errln("Line %d: incorrect line/offset from UParseError. Expected %d/%d; got %d/%d.\n", | |
| 504 | line, errLine, errCol, pe.line, pe.offset); | |
| 505 | } | |
| 506 | } | |
| 507 | } | |
| 508 | ||
| 509 | delete callerPattern; | |
| 729e4ab9 A |
510 | |
| 511 | // | |
| 512 | // Compile again, using a UTF-8-based UText | |
| 513 | // | |
| 514 | UText patternText = UTEXT_INITIALIZER; | |
| 515 | regextst_openUTF8FromInvariant(&patternText, pat, -1, &status); | |
| 516 | callerPattern = RegexPattern::compile(&patternText, 0, pe, status); | |
| 517 | if (status != expectedStatus) { | |
| 518 | dataerrln("Line %d: unexpected error %s compiling pattern.", line, u_errorName(status)); | |
| 519 | } else { | |
| 520 | if (status != U_ZERO_ERROR) { | |
| 521 | if (pe.line != errLine || pe.offset != errCol) { | |
| 522 | errln("Line %d: incorrect line/offset from UParseError. Expected %d/%d; got %d/%d.\n", | |
| 523 | line, errLine, errCol, pe.line, pe.offset); | |
| 524 | } | |
| 525 | } | |
| 526 | } | |
| 57a6839d | 527 | |
| 729e4ab9 A |
528 | delete callerPattern; |
| 529 | utext_close(&patternText); | |
| b75a7d8f A |
530 | } |
| 531 | ||
| 532 | ||
| 533 | ||
| 534 | //--------------------------------------------------------------------------- | |
| 535 | // | |
| 536 | // Basic Check for basic functionality of regex pattern matching. | |
| 537 | // Avoid the use of REGEX_FIND test macro, which has | |
| 538 | // substantial dependencies on basic Regex functionality. | |
| 539 | // | |
| 540 | //--------------------------------------------------------------------------- | |
| 541 | void RegexTest::Basic() { | |
| 542 | ||
| 543 | ||
| 544 | // | |
| 545 | // Debug - slide failing test cases early | |
| 546 | // | |
| 547 | #if 0 | |
| 548 | { | |
| 549 | // REGEX_TESTLM("a\N{LATIN SMALL LETTER B}c", "abc", FALSE, FALSE); | |
| 550 | UParseError pe; | |
| 551 | UErrorCode status = U_ZERO_ERROR; | |
| 4388f060 A |
552 | RegexPattern *pattern; |
| 553 | pattern = RegexPattern::compile(UNICODE_STRING_SIMPLE("a\\u00dfx").unescape(), UREGEX_CASE_INSENSITIVE, pe, status); | |
| 57a6839d | 554 | pattern->dumpPattern(); |
| 4388f060 A |
555 | RegexMatcher *m = pattern->matcher(UNICODE_STRING_SIMPLE("a\\u00dfxzzz").unescape(), status); |
| 556 | UBool result = m->find(); | |
| 557 | printf("result = %d\n", result); | |
| 558 | // REGEX_FIND("", "<0>ab<1>cc</1><2>ccc</2></0>ddd"); | |
| b75a7d8f A |
559 | // REGEX_FIND("(X([abc=X]+)+X)|(y[abc=]+)", "=XX===================="); |
| 560 | } | |
| 561 | exit(1); | |
| 562 | #endif | |
| 563 | ||
| 564 | ||
| 565 | // | |
| 566 | // Pattern with parentheses | |
| 567 | // | |
| 568 | REGEX_TESTLM("st(abc)ring", "stabcring thing", TRUE, FALSE); | |
| 569 | REGEX_TESTLM("st(abc)ring", "stabcring", TRUE, TRUE); | |
| 570 | REGEX_TESTLM("st(abc)ring", "stabcrung", FALSE, FALSE); | |
| 571 | ||
| 572 | // | |
| 573 | // Patterns with * | |
| 574 | // | |
| 575 | REGEX_TESTLM("st(abc)*ring", "string", TRUE, TRUE); | |
| 576 | REGEX_TESTLM("st(abc)*ring", "stabcring", TRUE, TRUE); | |
| 577 | REGEX_TESTLM("st(abc)*ring", "stabcabcring", TRUE, TRUE); | |
| 578 | REGEX_TESTLM("st(abc)*ring", "stabcabcdring", FALSE, FALSE); | |
| 579 | REGEX_TESTLM("st(abc)*ring", "stabcabcabcring etc.", TRUE, FALSE); | |
| 580 | ||
| 581 | REGEX_TESTLM("a*", "", TRUE, TRUE); | |
| 582 | REGEX_TESTLM("a*", "b", TRUE, FALSE); | |
| 583 | ||
| 584 | ||
| 585 | // | |
| 586 | // Patterns with "." | |
| 587 | // | |
| 588 | REGEX_TESTLM(".", "abc", TRUE, FALSE); | |
| 589 | REGEX_TESTLM("...", "abc", TRUE, TRUE); | |
| 590 | REGEX_TESTLM("....", "abc", FALSE, FALSE); | |
| 591 | REGEX_TESTLM(".*", "abcxyz123", TRUE, TRUE); | |
| 592 | REGEX_TESTLM("ab.*xyz", "abcdefghij", FALSE, FALSE); | |
| 593 | REGEX_TESTLM("ab.*xyz", "abcdefg...wxyz", TRUE, TRUE); | |
| 594 | REGEX_TESTLM("ab.*xyz", "abcde...wxyz...abc..xyz", TRUE, TRUE); | |
| 595 | REGEX_TESTLM("ab.*xyz", "abcde...wxyz...abc..xyz...", TRUE, FALSE); | |
| 596 | ||
| 597 | // | |
| 598 | // Patterns with * applied to chars at end of literal string | |
| 599 | // | |
| 600 | REGEX_TESTLM("abc*", "ab", TRUE, TRUE); | |
| 601 | REGEX_TESTLM("abc*", "abccccc", TRUE, TRUE); | |
| 602 | ||
| 603 | // | |
| 604 | // Supplemental chars match as single chars, not a pair of surrogates. | |
| 605 | // | |
| 606 | REGEX_TESTLM(".", "\\U00011000", TRUE, TRUE); | |
| 607 | REGEX_TESTLM("...", "\\U00011000x\\U00012002", TRUE, TRUE); | |
| 608 | REGEX_TESTLM("...", "\\U00011000x\\U00012002y", TRUE, FALSE); | |
| 609 | ||
| 610 | ||
| 611 | // | |
| 612 | // UnicodeSets in the pattern | |
| 613 | // | |
| 614 | REGEX_TESTLM("[1-6]", "1", TRUE, TRUE); | |
| 615 | REGEX_TESTLM("[1-6]", "3", TRUE, TRUE); | |
| 616 | REGEX_TESTLM("[1-6]", "7", FALSE, FALSE); | |
| 617 | REGEX_TESTLM("a[1-6]", "a3", TRUE, TRUE); | |
| 618 | REGEX_TESTLM("a[1-6]", "a3", TRUE, TRUE); | |
| 619 | REGEX_TESTLM("a[1-6]b", "a3b", TRUE, TRUE); | |
| 620 | ||
| 621 | REGEX_TESTLM("a[0-9]*b", "a123b", TRUE, TRUE); | |
| 622 | REGEX_TESTLM("a[0-9]*b", "abc", TRUE, FALSE); | |
| 623 | REGEX_TESTLM("[\\p{Nd}]*", "123456", TRUE, TRUE); | |
| 624 | REGEX_TESTLM("[\\p{Nd}]*", "a123456", TRUE, FALSE); // note that * matches 0 occurences. | |
| 625 | REGEX_TESTLM("[a][b][[:Zs:]]*", "ab ", TRUE, TRUE); | |
| 626 | ||
| 627 | // | |
| 628 | // OR operator in patterns | |
| 629 | // | |
| 630 | REGEX_TESTLM("(a|b)", "a", TRUE, TRUE); | |
| 631 | REGEX_TESTLM("(a|b)", "b", TRUE, TRUE); | |
| 632 | REGEX_TESTLM("(a|b)", "c", FALSE, FALSE); | |
| 633 | REGEX_TESTLM("a|b", "b", TRUE, TRUE); | |
| 634 | ||
| 635 | REGEX_TESTLM("(a|b|c)*", "aabcaaccbcabc", TRUE, TRUE); | |
| 636 | REGEX_TESTLM("(a|b|c)*", "aabcaaccbcabdc", TRUE, FALSE); | |
| 637 | REGEX_TESTLM("(a(b|c|d)(x|y|z)*|123)", "ac", TRUE, TRUE); | |
| 638 | REGEX_TESTLM("(a(b|c|d)(x|y|z)*|123)", "123", TRUE, TRUE); | |
| 639 | REGEX_TESTLM("(a|(1|2)*)(b|c|d)(x|y|z)*|123", "123", TRUE, TRUE); | |
| 640 | REGEX_TESTLM("(a|(1|2)*)(b|c|d)(x|y|z)*|123", "222211111czzzzw", TRUE, FALSE); | |
| 641 | ||
| 642 | // | |
| 643 | // + | |
| 644 | // | |
| 645 | REGEX_TESTLM("ab+", "abbc", TRUE, FALSE); | |
| 646 | REGEX_TESTLM("ab+c", "ac", FALSE, FALSE); | |
| 647 | REGEX_TESTLM("b+", "", FALSE, FALSE); | |
| 648 | REGEX_TESTLM("(abc|def)+", "defabc", TRUE, TRUE); | |
| 649 | REGEX_TESTLM(".+y", "zippity dooy dah ", TRUE, FALSE); | |
| 650 | REGEX_TESTLM(".+y", "zippity dooy", TRUE, TRUE); | |
| 651 | ||
| 652 | // | |
| 653 | // ? | |
| 654 | // | |
| 655 | REGEX_TESTLM("ab?", "ab", TRUE, TRUE); | |
| 656 | REGEX_TESTLM("ab?", "a", TRUE, TRUE); | |
| 657 | REGEX_TESTLM("ab?", "ac", TRUE, FALSE); | |
| 658 | REGEX_TESTLM("ab?", "abb", TRUE, FALSE); | |
| 659 | REGEX_TESTLM("a(b|c)?d", "abd", TRUE, TRUE); | |
| 660 | REGEX_TESTLM("a(b|c)?d", "acd", TRUE, TRUE); | |
| 661 | REGEX_TESTLM("a(b|c)?d", "ad", TRUE, TRUE); | |
| 662 | REGEX_TESTLM("a(b|c)?d", "abcd", FALSE, FALSE); | |
| 663 | REGEX_TESTLM("a(b|c)?d", "ab", FALSE, FALSE); | |
| 664 | ||
| 665 | // | |
| 666 | // Escape sequences that become single literal chars, handled internally | |
| 667 | // by ICU's Unescape. | |
| 668 | // | |
| 374ca955 | 669 | |
| b75a7d8f A |
670 | // REGEX_TESTLM("\101\142", "Ab", TRUE, TRUE); // Octal TODO: not implemented yet. |
| 671 | REGEX_TESTLM("\\a", "\\u0007", TRUE, TRUE); // BEL | |
| 374ca955 A |
672 | REGEX_TESTLM("\\cL", "\\u000c", TRUE, TRUE); // Control-L |
| 673 | REGEX_TESTLM("\\e", "\\u001b", TRUE, TRUE); // Escape | |
| b75a7d8f A |
674 | REGEX_TESTLM("\\f", "\\u000c", TRUE, TRUE); // Form Feed |
| 675 | REGEX_TESTLM("\\n", "\\u000a", TRUE, TRUE); // new line | |
| 676 | REGEX_TESTLM("\\r", "\\u000d", TRUE, TRUE); // CR | |
| 677 | REGEX_TESTLM("\\t", "\\u0009", TRUE, TRUE); // Tab | |
| 374ca955 A |
678 | REGEX_TESTLM("\\u1234", "\\u1234", TRUE, TRUE); |
| 679 | REGEX_TESTLM("\\U00001234", "\\u1234", TRUE, TRUE); | |
| b75a7d8f A |
680 | |
| 681 | REGEX_TESTLM(".*\\Ax", "xyz", TRUE, FALSE); // \A matches only at the beginning of input | |
| 682 | REGEX_TESTLM(".*\\Ax", " xyz", FALSE, FALSE); // \A matches only at the beginning of input | |
| 683 | ||
| 684 | // Escape of special chars in patterns | |
| 374ca955 | 685 | REGEX_TESTLM("\\\\\\|\\(\\)\\[\\{\\~\\$\\*\\+\\?\\.", "\\\\|()[{~$*+?.", TRUE, TRUE); |
| 729e4ab9 | 686 | } |
| b75a7d8f A |
687 | |
| 688 | ||
| 729e4ab9 A |
689 | //--------------------------------------------------------------------------- |
| 690 | // | |
| 691 | // UTextBasic Check for quirks that are specific to the UText | |
| 692 | // implementation. | |
| 693 | // | |
| 694 | //--------------------------------------------------------------------------- | |
| 695 | void RegexTest::UTextBasic() { | |
| 696 | const char str_abc[] = { 0x61, 0x62, 0x63, 0x00 }; /* abc */ | |
| 697 | UErrorCode status = U_ZERO_ERROR; | |
| 698 | UText pattern = UTEXT_INITIALIZER; | |
| 699 | utext_openUTF8(&pattern, str_abc, -1, &status); | |
| 700 | RegexMatcher matcher(&pattern, 0, status); | |
| 701 | REGEX_CHECK_STATUS; | |
| 57a6839d | 702 | |
| 729e4ab9 A |
703 | UText input = UTEXT_INITIALIZER; |
| 704 | utext_openUTF8(&input, str_abc, -1, &status); | |
| 705 | REGEX_CHECK_STATUS; | |
| 706 | matcher.reset(&input); | |
| 707 | REGEX_CHECK_STATUS; | |
| 708 | REGEX_ASSERT_UTEXT_UTF8(str_abc, matcher.inputText()); | |
| 57a6839d | 709 | |
| 729e4ab9 A |
710 | matcher.reset(matcher.inputText()); |
| 711 | REGEX_CHECK_STATUS; | |
| 712 | REGEX_ASSERT_UTEXT_UTF8(str_abc, matcher.inputText()); | |
| 57a6839d | 713 | |
| 729e4ab9 A |
714 | utext_close(&pattern); |
| 715 | utext_close(&input); | |
| 73c04bcf | 716 | } |
| b75a7d8f A |
717 | |
| 718 | ||
| 719 | //--------------------------------------------------------------------------- | |
| 720 | // | |
| 374ca955 | 721 | // API_Match Test that the API for class RegexMatcher |
| b75a7d8f A |
722 | // is present and nominally working, but excluding functions |
| 723 | // implementing replace operations. | |
| 724 | // | |
| 725 | //--------------------------------------------------------------------------- | |
| 726 | void RegexTest::API_Match() { | |
| 727 | UParseError pe; | |
| 728 | UErrorCode status=U_ZERO_ERROR; | |
| 729 | int32_t flags = 0; | |
| 730 | ||
| 731 | // | |
| 732 | // Debug - slide failing test cases early | |
| 733 | // | |
| 734 | #if 0 | |
| 735 | { | |
| 736 | } | |
| 737 | return; | |
| 738 | #endif | |
| 739 | ||
| 740 | // | |
| 741 | // Simple pattern compilation | |
| 742 | // | |
| 743 | { | |
| 744 | UnicodeString re("abc"); | |
| 745 | RegexPattern *pat2; | |
| 746 | pat2 = RegexPattern::compile(re, flags, pe, status); | |
| 747 | REGEX_CHECK_STATUS; | |
| 374ca955 | 748 | |
| b75a7d8f A |
749 | UnicodeString inStr1 = "abcdef this is a test"; |
| 750 | UnicodeString instr2 = "not abc"; | |
| 751 | UnicodeString empty = ""; | |
| 374ca955 A |
752 | |
| 753 | ||
| b75a7d8f A |
754 | // |
| 755 | // Matcher creation and reset. | |
| 756 | // | |
| 757 | RegexMatcher *m1 = pat2->matcher(inStr1, status); | |
| 758 | REGEX_CHECK_STATUS; | |
| 374ca955 | 759 | REGEX_ASSERT(m1->lookingAt(status) == TRUE); |
| b75a7d8f A |
760 | REGEX_ASSERT(m1->input() == inStr1); |
| 761 | m1->reset(instr2); | |
| 762 | REGEX_ASSERT(m1->lookingAt(status) == FALSE); | |
| 763 | REGEX_ASSERT(m1->input() == instr2); | |
| 764 | m1->reset(inStr1); | |
| 765 | REGEX_ASSERT(m1->input() == inStr1); | |
| 766 | REGEX_ASSERT(m1->lookingAt(status) == TRUE); | |
| 767 | m1->reset(empty); | |
| 768 | REGEX_ASSERT(m1->lookingAt(status) == FALSE); | |
| 769 | REGEX_ASSERT(m1->input() == empty); | |
| 770 | REGEX_ASSERT(&m1->pattern() == pat2); | |
| 374ca955 A |
771 | |
| 772 | // | |
| 773 | // reset(pos, status) | |
| 774 | // | |
| 775 | m1->reset(inStr1); | |
| 776 | m1->reset(4, status); | |
| 777 | REGEX_CHECK_STATUS; | |
| 778 | REGEX_ASSERT(m1->input() == inStr1); | |
| 779 | REGEX_ASSERT(m1->lookingAt(status) == TRUE); | |
| 780 | ||
| 781 | m1->reset(-1, status); | |
| 782 | REGEX_ASSERT(status == U_INDEX_OUTOFBOUNDS_ERROR); | |
| 783 | status = U_ZERO_ERROR; | |
| 784 | ||
| 785 | m1->reset(0, status); | |
| 786 | REGEX_CHECK_STATUS; | |
| 787 | status = U_ZERO_ERROR; | |
| 788 | ||
| 789 | int32_t len = m1->input().length(); | |
| 790 | m1->reset(len-1, status); | |
| 791 | REGEX_CHECK_STATUS; | |
| 792 | status = U_ZERO_ERROR; | |
| 793 | ||
| 794 | m1->reset(len, status); | |
| 729e4ab9 A |
795 | REGEX_CHECK_STATUS; |
| 796 | status = U_ZERO_ERROR; | |
| 797 | ||
| 798 | m1->reset(len+1, status); | |
| 374ca955 A |
799 | REGEX_ASSERT(status == U_INDEX_OUTOFBOUNDS_ERROR); |
| 800 | status = U_ZERO_ERROR; | |
| 801 | ||
| 802 | // | |
| 803 | // match(pos, status) | |
| 804 | // | |
| 805 | m1->reset(instr2); | |
| 806 | REGEX_ASSERT(m1->matches(4, status) == TRUE); | |
| 807 | m1->reset(); | |
| 808 | REGEX_ASSERT(m1->matches(3, status) == FALSE); | |
| 809 | m1->reset(); | |
| 810 | REGEX_ASSERT(m1->matches(5, status) == FALSE); | |
| 811 | REGEX_ASSERT(m1->matches(4, status) == TRUE); | |
| 812 | REGEX_ASSERT(m1->matches(-1, status) == FALSE); | |
| 813 | REGEX_ASSERT(status == U_INDEX_OUTOFBOUNDS_ERROR); | |
| 814 | ||
| 815 | // Match() at end of string should fail, but should not | |
| 816 | // be an error. | |
| 817 | status = U_ZERO_ERROR; | |
| 818 | len = m1->input().length(); | |
| 819 | REGEX_ASSERT(m1->matches(len, status) == FALSE); | |
| 820 | REGEX_CHECK_STATUS; | |
| 821 | ||
| 822 | // Match beyond end of string should fail with an error. | |
| 823 | status = U_ZERO_ERROR; | |
| 824 | REGEX_ASSERT(m1->matches(len+1, status) == FALSE); | |
| 825 | REGEX_ASSERT(status == U_INDEX_OUTOFBOUNDS_ERROR); | |
| 826 | ||
| 827 | // Successful match at end of string. | |
| 828 | { | |
| 829 | status = U_ZERO_ERROR; | |
| 830 | RegexMatcher m("A?", 0, status); // will match zero length string. | |
| 831 | REGEX_CHECK_STATUS; | |
| 832 | m.reset(inStr1); | |
| 833 | len = inStr1.length(); | |
| 834 | REGEX_ASSERT(m.matches(len, status) == TRUE); | |
| 835 | REGEX_CHECK_STATUS; | |
| 836 | m.reset(empty); | |
| 837 | REGEX_ASSERT(m.matches(0, status) == TRUE); | |
| 838 | REGEX_CHECK_STATUS; | |
| 839 | } | |
| 840 | ||
| 841 | ||
| 842 | // | |
| 843 | // lookingAt(pos, status) | |
| 844 | // | |
| 845 | status = U_ZERO_ERROR; | |
| 846 | m1->reset(instr2); // "not abc" | |
| 847 | REGEX_ASSERT(m1->lookingAt(4, status) == TRUE); | |
| 848 | REGEX_ASSERT(m1->lookingAt(5, status) == FALSE); | |
| 849 | REGEX_ASSERT(m1->lookingAt(3, status) == FALSE); | |
| 850 | REGEX_ASSERT(m1->lookingAt(4, status) == TRUE); | |
| 851 | REGEX_ASSERT(m1->lookingAt(-1, status) == FALSE); | |
| 852 | REGEX_ASSERT(status == U_INDEX_OUTOFBOUNDS_ERROR); | |
| 853 | status = U_ZERO_ERROR; | |
| 854 | len = m1->input().length(); | |
| 855 | REGEX_ASSERT(m1->lookingAt(len, status) == FALSE); | |
| 856 | REGEX_CHECK_STATUS; | |
| 857 | REGEX_ASSERT(m1->lookingAt(len+1, status) == FALSE); | |
| 858 | REGEX_ASSERT(status == U_INDEX_OUTOFBOUNDS_ERROR); | |
| 859 | ||
| b75a7d8f A |
860 | delete m1; |
| 861 | delete pat2; | |
| 862 | } | |
| 863 | ||
| 864 | ||
| 865 | // | |
| 374ca955 | 866 | // Capture Group. |
| b75a7d8f A |
867 | // RegexMatcher::start(); |
| 868 | // RegexMatcher::end(); | |
| 869 | // RegexMatcher::groupCount(); | |
| 870 | // | |
| 871 | { | |
| 872 | int32_t flags=0; | |
| 873 | UParseError pe; | |
| 874 | UErrorCode status=U_ZERO_ERROR; | |
| 875 | ||
| 876 | UnicodeString re("01(23(45)67)(.*)"); | |
| 877 | RegexPattern *pat = RegexPattern::compile(re, flags, pe, status); | |
| 878 | REGEX_CHECK_STATUS; | |
| 879 | UnicodeString data = "0123456789"; | |
| 374ca955 | 880 | |
| b75a7d8f A |
881 | RegexMatcher *matcher = pat->matcher(data, status); |
| 882 | REGEX_CHECK_STATUS; | |
| 374ca955 | 883 | REGEX_ASSERT(matcher->lookingAt(status) == TRUE); |
| 46f4442e A |
884 | static const int32_t matchStarts[] = {0, 2, 4, 8}; |
| 885 | static const int32_t matchEnds[] = {10, 8, 6, 10}; | |
| 886 | int32_t i; | |
| b75a7d8f A |
887 | for (i=0; i<4; i++) { |
| 888 | int32_t actualStart = matcher->start(i, status); | |
| 889 | REGEX_CHECK_STATUS; | |
| 890 | if (actualStart != matchStarts[i]) { | |
| 891 | errln("RegexTest failure at line %d, index %d. Expected %d, got %d\n", | |
| 892 | __LINE__, i, matchStarts[i], actualStart); | |
| 893 | } | |
| 894 | int32_t actualEnd = matcher->end(i, status); | |
| 895 | REGEX_CHECK_STATUS; | |
| 896 | if (actualEnd != matchEnds[i]) { | |
| 897 | errln("RegexTest failure at line %d index %d. Expected %d, got %d\n", | |
| 898 | __LINE__, i, matchEnds[i], actualEnd); | |
| 899 | } | |
| 900 | } | |
| 901 | ||
| 902 | REGEX_ASSERT(matcher->start(0, status) == matcher->start(status)); | |
| 903 | REGEX_ASSERT(matcher->end(0, status) == matcher->end(status)); | |
| 904 | ||
| 905 | REGEX_ASSERT_FAIL(matcher->start(-1, status), U_INDEX_OUTOFBOUNDS_ERROR); | |
| 906 | REGEX_ASSERT_FAIL(matcher->start( 4, status), U_INDEX_OUTOFBOUNDS_ERROR); | |
| 907 | matcher->reset(); | |
| 908 | REGEX_ASSERT_FAIL(matcher->start( 0, status), U_REGEX_INVALID_STATE); | |
| 909 | ||
| 910 | matcher->lookingAt(status); | |
| 911 | REGEX_ASSERT(matcher->group(status) == "0123456789"); | |
| 912 | REGEX_ASSERT(matcher->group(0, status) == "0123456789"); | |
| 913 | REGEX_ASSERT(matcher->group(1, status) == "234567" ); | |
| 914 | REGEX_ASSERT(matcher->group(2, status) == "45" ); | |
| 915 | REGEX_ASSERT(matcher->group(3, status) == "89" ); | |
| 916 | REGEX_CHECK_STATUS; | |
| 917 | REGEX_ASSERT_FAIL(matcher->group(-1, status), U_INDEX_OUTOFBOUNDS_ERROR); | |
| 918 | REGEX_ASSERT_FAIL(matcher->group( 4, status), U_INDEX_OUTOFBOUNDS_ERROR); | |
| 919 | matcher->reset(); | |
| 920 | REGEX_ASSERT_FAIL(matcher->group( 0, status), U_REGEX_INVALID_STATE); | |
| 921 | ||
| 922 | delete matcher; | |
| 923 | delete pat; | |
| 924 | ||
| 925 | } | |
| 926 | ||
| 927 | // | |
| 928 | // find | |
| 929 | // | |
| 930 | { | |
| 931 | int32_t flags=0; | |
| 932 | UParseError pe; | |
| 933 | UErrorCode status=U_ZERO_ERROR; | |
| 934 | ||
| 935 | UnicodeString re("abc"); | |
| 936 | RegexPattern *pat = RegexPattern::compile(re, flags, pe, status); | |
| 937 | REGEX_CHECK_STATUS; | |
| 938 | UnicodeString data = ".abc..abc...abc.."; | |
| 939 | // 012345678901234567 | |
| 374ca955 | 940 | |
| b75a7d8f A |
941 | RegexMatcher *matcher = pat->matcher(data, status); |
| 942 | REGEX_CHECK_STATUS; | |
| 943 | REGEX_ASSERT(matcher->find()); | |
| 944 | REGEX_ASSERT(matcher->start(status) == 1); | |
| 945 | REGEX_ASSERT(matcher->find()); | |
| 946 | REGEX_ASSERT(matcher->start(status) == 6); | |
| 947 | REGEX_ASSERT(matcher->find()); | |
| 948 | REGEX_ASSERT(matcher->start(status) == 12); | |
| 949 | REGEX_ASSERT(matcher->find() == FALSE); | |
| 950 | REGEX_ASSERT(matcher->find() == FALSE); | |
| 951 | ||
| 952 | matcher->reset(); | |
| 953 | REGEX_ASSERT(matcher->find()); | |
| 954 | REGEX_ASSERT(matcher->start(status) == 1); | |
| 955 | ||
| 956 | REGEX_ASSERT(matcher->find(0, status)); | |
| 957 | REGEX_ASSERT(matcher->start(status) == 1); | |
| 958 | REGEX_ASSERT(matcher->find(1, status)); | |
| 959 | REGEX_ASSERT(matcher->start(status) == 1); | |
| 960 | REGEX_ASSERT(matcher->find(2, status)); | |
| 961 | REGEX_ASSERT(matcher->start(status) == 6); | |
| 962 | REGEX_ASSERT(matcher->find(12, status)); | |
| 963 | REGEX_ASSERT(matcher->start(status) == 12); | |
| 964 | REGEX_ASSERT(matcher->find(13, status) == FALSE); | |
| 965 | REGEX_ASSERT(matcher->find(16, status) == FALSE); | |
| 374ca955 | 966 | REGEX_ASSERT(matcher->find(17, status) == FALSE); |
| b75a7d8f | 967 | REGEX_ASSERT_FAIL(matcher->start(status), U_REGEX_INVALID_STATE); |
| b75a7d8f | 968 | |
| 374ca955 | 969 | status = U_ZERO_ERROR; |
| b75a7d8f | 970 | REGEX_ASSERT_FAIL(matcher->find(-1, status), U_INDEX_OUTOFBOUNDS_ERROR); |
| 374ca955 A |
971 | status = U_ZERO_ERROR; |
| 972 | REGEX_ASSERT_FAIL(matcher->find(18, status), U_INDEX_OUTOFBOUNDS_ERROR); | |
| b75a7d8f A |
973 | |
| 974 | REGEX_ASSERT(matcher->groupCount() == 0); | |
| 975 | ||
| 976 | delete matcher; | |
| 977 | delete pat; | |
| 978 | } | |
| 979 | ||
| 980 | ||
| 981 | // | |
| 982 | // find, with \G in pattern (true if at the end of a previous match). | |
| 983 | // | |
| 984 | { | |
| 985 | int32_t flags=0; | |
| 986 | UParseError pe; | |
| 987 | UErrorCode status=U_ZERO_ERROR; | |
| 988 | ||
| 46f4442e | 989 | UnicodeString re(".*?(?:(\\Gabc)|(abc))", -1, US_INV); |
| b75a7d8f A |
990 | RegexPattern *pat = RegexPattern::compile(re, flags, pe, status); |
| 991 | REGEX_CHECK_STATUS; | |
| 992 | UnicodeString data = ".abcabc.abc.."; | |
| 993 | // 012345678901234567 | |
| 374ca955 | 994 | |
| b75a7d8f A |
995 | RegexMatcher *matcher = pat->matcher(data, status); |
| 996 | REGEX_CHECK_STATUS; | |
| 997 | REGEX_ASSERT(matcher->find()); | |
| 998 | REGEX_ASSERT(matcher->start(status) == 0); | |
| 374ca955 | 999 | REGEX_ASSERT(matcher->start(1, status) == -1); |
| b75a7d8f A |
1000 | REGEX_ASSERT(matcher->start(2, status) == 1); |
| 1001 | ||
| 1002 | REGEX_ASSERT(matcher->find()); | |
| 1003 | REGEX_ASSERT(matcher->start(status) == 4); | |
| 374ca955 | 1004 | REGEX_ASSERT(matcher->start(1, status) == 4); |
| b75a7d8f A |
1005 | REGEX_ASSERT(matcher->start(2, status) == -1); |
| 1006 | REGEX_CHECK_STATUS; | |
| 1007 | ||
| 1008 | delete matcher; | |
| 1009 | delete pat; | |
| 1010 | } | |
| 1011 | ||
| 374ca955 A |
1012 | // |
| 1013 | // find with zero length matches, match position should bump ahead | |
| 1014 | // to prevent loops. | |
| 1015 | // | |
| 1016 | { | |
| 46f4442e | 1017 | int32_t i; |
| 374ca955 A |
1018 | UErrorCode status=U_ZERO_ERROR; |
| 1019 | RegexMatcher m("(?= ?)", 0, status); // This pattern will zero-length matches anywhere, | |
| 1020 | // using an always-true look-ahead. | |
| 1021 | REGEX_CHECK_STATUS; | |
| 1022 | UnicodeString s(" "); | |
| 1023 | m.reset(s); | |
| 1024 | for (i=0; ; i++) { | |
| 1025 | if (m.find() == FALSE) { | |
| 1026 | break; | |
| 1027 | } | |
| 1028 | REGEX_ASSERT(m.start(status) == i); | |
| 1029 | REGEX_ASSERT(m.end(status) == i); | |
| 1030 | } | |
| 1031 | REGEX_ASSERT(i==5); | |
| 1032 | ||
| 1033 | // Check that the bump goes over surrogate pairs OK | |
| 46f4442e | 1034 | s = UNICODE_STRING_SIMPLE("\\U00010001\\U00010002\\U00010003\\U00010004"); |
| 374ca955 A |
1035 | s = s.unescape(); |
| 1036 | m.reset(s); | |
| 1037 | for (i=0; ; i+=2) { | |
| 1038 | if (m.find() == FALSE) { | |
| 1039 | break; | |
| 1040 | } | |
| 1041 | REGEX_ASSERT(m.start(status) == i); | |
| 1042 | REGEX_ASSERT(m.end(status) == i); | |
| 1043 | } | |
| 1044 | REGEX_ASSERT(i==10); | |
| 1045 | } | |
| 1046 | { | |
| 1047 | // find() loop breaking test. | |
| 1048 | // with pattern of /.?/, should see a series of one char matches, then a single | |
| 1049 | // match of zero length at the end of the input string. | |
| 46f4442e | 1050 | int32_t i; |
| 374ca955 A |
1051 | UErrorCode status=U_ZERO_ERROR; |
| 1052 | RegexMatcher m(".?", 0, status); | |
| 1053 | REGEX_CHECK_STATUS; | |
| 1054 | UnicodeString s(" "); | |
| 1055 | m.reset(s); | |
| 1056 | for (i=0; ; i++) { | |
| 1057 | if (m.find() == FALSE) { | |
| 1058 | break; | |
| 1059 | } | |
| 1060 | REGEX_ASSERT(m.start(status) == i); | |
| 1061 | REGEX_ASSERT(m.end(status) == (i<4 ? i+1 : i)); | |
| 1062 | } | |
| 1063 | REGEX_ASSERT(i==5); | |
| 1064 | } | |
| 1065 | ||
| 1066 | ||
| b75a7d8f A |
1067 | // |
| 1068 | // Matchers with no input string behave as if they had an empty input string. | |
| 1069 | // | |
| 1070 | ||
| 1071 | { | |
| 1072 | UErrorCode status = U_ZERO_ERROR; | |
| 1073 | RegexMatcher m(".?", 0, status); | |
| 1074 | REGEX_CHECK_STATUS; | |
| 1075 | REGEX_ASSERT(m.find()); | |
| 1076 | REGEX_ASSERT(m.start(status) == 0); | |
| 1077 | REGEX_ASSERT(m.input() == ""); | |
| 1078 | } | |
| 1079 | { | |
| 1080 | UErrorCode status = U_ZERO_ERROR; | |
| 1081 | RegexPattern *p = RegexPattern::compile(".", 0, status); | |
| 1082 | RegexMatcher *m = p->matcher(status); | |
| 1083 | REGEX_CHECK_STATUS; | |
| 374ca955 | 1084 | |
| b75a7d8f A |
1085 | REGEX_ASSERT(m->find() == FALSE); |
| 1086 | REGEX_ASSERT(m->input() == ""); | |
| 1087 | delete m; | |
| 1088 | delete p; | |
| 1089 | } | |
| 57a6839d | 1090 | |
| 46f4442e A |
1091 | // |
| 1092 | // Regions | |
| 1093 | // | |
| 1094 | { | |
| 1095 | UErrorCode status = U_ZERO_ERROR; | |
| 1096 | UnicodeString testString("This is test data"); | |
| 1097 | RegexMatcher m(".*", testString, 0, status); | |
| 1098 | REGEX_CHECK_STATUS; | |
| 1099 | REGEX_ASSERT(m.regionStart() == 0); | |
| 1100 | REGEX_ASSERT(m.regionEnd() == testString.length()); | |
| 1101 | REGEX_ASSERT(m.hasTransparentBounds() == FALSE); | |
| 1102 | REGEX_ASSERT(m.hasAnchoringBounds() == TRUE); | |
| 57a6839d | 1103 | |
| 46f4442e A |
1104 | m.region(2,4, status); |
| 1105 | REGEX_CHECK_STATUS; | |
| 1106 | REGEX_ASSERT(m.matches(status)); | |
| 1107 | REGEX_ASSERT(m.start(status)==2); | |
| 1108 | REGEX_ASSERT(m.end(status)==4); | |
| 1109 | REGEX_CHECK_STATUS; | |
| 57a6839d | 1110 | |
| 46f4442e A |
1111 | m.reset(); |
| 1112 | REGEX_ASSERT(m.regionStart() == 0); | |
| 1113 | REGEX_ASSERT(m.regionEnd() == testString.length()); | |
| 57a6839d | 1114 | |
| 46f4442e A |
1115 | UnicodeString shorterString("short"); |
| 1116 | m.reset(shorterString); | |
| 1117 | REGEX_ASSERT(m.regionStart() == 0); | |
| 1118 | REGEX_ASSERT(m.regionEnd() == shorterString.length()); | |
| 57a6839d | 1119 | |
| 46f4442e A |
1120 | REGEX_ASSERT(m.hasAnchoringBounds() == TRUE); |
| 1121 | REGEX_ASSERT(&m == &m.useAnchoringBounds(FALSE)); | |
| 1122 | REGEX_ASSERT(m.hasAnchoringBounds() == FALSE); | |
| 1123 | REGEX_ASSERT(&m == &m.reset()); | |
| 1124 | REGEX_ASSERT(m.hasAnchoringBounds() == FALSE); | |
| 57a6839d | 1125 | |
| 46f4442e A |
1126 | REGEX_ASSERT(&m == &m.useAnchoringBounds(TRUE)); |
| 1127 | REGEX_ASSERT(m.hasAnchoringBounds() == TRUE); | |
| 1128 | REGEX_ASSERT(&m == &m.reset()); | |
| 1129 | REGEX_ASSERT(m.hasAnchoringBounds() == TRUE); | |
| 57a6839d | 1130 | |
| 46f4442e A |
1131 | REGEX_ASSERT(m.hasTransparentBounds() == FALSE); |
| 1132 | REGEX_ASSERT(&m == &m.useTransparentBounds(TRUE)); | |
| 1133 | REGEX_ASSERT(m.hasTransparentBounds() == TRUE); | |
| 1134 | REGEX_ASSERT(&m == &m.reset()); | |
| 1135 | REGEX_ASSERT(m.hasTransparentBounds() == TRUE); | |
| 1136 | ||
| 1137 | REGEX_ASSERT(&m == &m.useTransparentBounds(FALSE)); | |
| 1138 | REGEX_ASSERT(m.hasTransparentBounds() == FALSE); | |
| 1139 | REGEX_ASSERT(&m == &m.reset()); | |
| 1140 | REGEX_ASSERT(m.hasTransparentBounds() == FALSE); | |
| 57a6839d | 1141 | |
| 46f4442e | 1142 | } |
| 57a6839d | 1143 | |
| 46f4442e A |
1144 | // |
| 1145 | // hitEnd() and requireEnd() | |
| 1146 | // | |
| 1147 | { | |
| 1148 | UErrorCode status = U_ZERO_ERROR; | |
| 1149 | UnicodeString testString("aabb"); | |
| 1150 | RegexMatcher m1(".*", testString, 0, status); | |
| 1151 | REGEX_ASSERT(m1.lookingAt(status) == TRUE); | |
| 1152 | REGEX_ASSERT(m1.hitEnd() == TRUE); | |
| 1153 | REGEX_ASSERT(m1.requireEnd() == FALSE); | |
| 1154 | REGEX_CHECK_STATUS; | |
| 57a6839d | 1155 | |
| 46f4442e A |
1156 | status = U_ZERO_ERROR; |
| 1157 | RegexMatcher m2("a*", testString, 0, status); | |
| 1158 | REGEX_ASSERT(m2.lookingAt(status) == TRUE); | |
| 1159 | REGEX_ASSERT(m2.hitEnd() == FALSE); | |
| 1160 | REGEX_ASSERT(m2.requireEnd() == FALSE); | |
| 1161 | REGEX_CHECK_STATUS; | |
| 1162 | ||
| 1163 | status = U_ZERO_ERROR; | |
| 1164 | RegexMatcher m3(".*$", testString, 0, status); | |
| 1165 | REGEX_ASSERT(m3.lookingAt(status) == TRUE); | |
| 1166 | REGEX_ASSERT(m3.hitEnd() == TRUE); | |
| 1167 | REGEX_ASSERT(m3.requireEnd() == TRUE); | |
| 1168 | REGEX_CHECK_STATUS; | |
| 1169 | } | |
| 1170 | ||
| b75a7d8f | 1171 | |
| 374ca955 A |
1172 | // |
| 1173 | // Compilation error on reset with UChar * | |
| 1174 | // These were a hazard that people were stumbling over with runtime errors. | |
| 1175 | // Changed them to compiler errors by adding private methods that more closely | |
| 1176 | // matched the incorrect use of the functions. | |
| 1177 | // | |
| 1178 | #if 0 | |
| 1179 | { | |
| 1180 | UErrorCode status = U_ZERO_ERROR; | |
| 1181 | UChar ucharString[20]; | |
| 1182 | RegexMatcher m(".", 0, status); | |
| 1183 | m.reset(ucharString); // should not compile. | |
| 1184 | ||
| 1185 | RegexPattern *p = RegexPattern::compile(".", 0, status); | |
| 1186 | RegexMatcher *m2 = p->matcher(ucharString, status); // should not compile. | |
| 1187 | ||
| 1188 | RegexMatcher m3(".", ucharString, 0, status); // Should not compile | |
| 1189 | } | |
| 1190 | #endif | |
| 1191 | ||
| 46f4442e | 1192 | // |
| 57a6839d | 1193 | // Time Outs. |
| 46f4442e A |
1194 | // Note: These tests will need to be changed when the regexp engine is |
| 1195 | // able to detect and cut short the exponential time behavior on | |
| 1196 | // this type of match. | |
| 1197 | // | |
| 1198 | { | |
| 1199 | UErrorCode status = U_ZERO_ERROR; | |
| 1200 | // Enough 'a's in the string to cause the match to time out. | |
| 1201 | // (Each on additonal 'a' doubles the time) | |
| 1202 | UnicodeString testString("aaaaaaaaaaaaaaaaaaaaa"); | |
| 1203 | RegexMatcher matcher("(a+)+b", testString, 0, status); | |
| 1204 | REGEX_CHECK_STATUS; | |
| 1205 | REGEX_ASSERT(matcher.getTimeLimit() == 0); | |
| 1206 | matcher.setTimeLimit(100, status); | |
| 1207 | REGEX_ASSERT(matcher.getTimeLimit() == 100); | |
| 1208 | REGEX_ASSERT(matcher.lookingAt(status) == FALSE); | |
| 1209 | REGEX_ASSERT(status == U_REGEX_TIME_OUT); | |
| 1210 | } | |
| 1211 | { | |
| 1212 | UErrorCode status = U_ZERO_ERROR; | |
| 1213 | // Few enough 'a's to slip in under the time limit. | |
| 1214 | UnicodeString testString("aaaaaaaaaaaaaaaaaa"); | |
| 1215 | RegexMatcher matcher("(a+)+b", testString, 0, status); | |
| 1216 | REGEX_CHECK_STATUS; | |
| 1217 | matcher.setTimeLimit(100, status); | |
| 1218 | REGEX_ASSERT(matcher.lookingAt(status) == FALSE); | |
| 1219 | REGEX_CHECK_STATUS; | |
| 1220 | } | |
| 57a6839d | 1221 | |
| 46f4442e A |
1222 | // |
| 1223 | // Stack Limits | |
| 1224 | // | |
| 1225 | { | |
| 1226 | UErrorCode status = U_ZERO_ERROR; | |
| 729e4ab9 | 1227 | UnicodeString testString(1000000, 0x41, 1000000); // Length 1,000,000, filled with 'A' |
| 57a6839d | 1228 | |
| 46f4442e A |
1229 | // Adding the capturing parentheses to the pattern "(A)+A$" inhibits optimizations |
| 1230 | // of the '+', and makes the stack frames larger. | |
| 1231 | RegexMatcher matcher("(A)+A$", testString, 0, status); | |
| 57a6839d | 1232 | |
| 46f4442e A |
1233 | // With the default stack, this match should fail to run |
| 1234 | REGEX_ASSERT(matcher.lookingAt(status) == FALSE); | |
| 1235 | REGEX_ASSERT(status == U_REGEX_STACK_OVERFLOW); | |
| 57a6839d | 1236 | |
| 46f4442e A |
1237 | // With unlimited stack, it should run |
| 1238 | status = U_ZERO_ERROR; | |
| 1239 | matcher.setStackLimit(0, status); | |
| 1240 | REGEX_CHECK_STATUS; | |
| 1241 | REGEX_ASSERT(matcher.lookingAt(status) == TRUE); | |
| 1242 | REGEX_CHECK_STATUS; | |
| 1243 | REGEX_ASSERT(matcher.getStackLimit() == 0); | |
| 1244 | ||
| 1245 | // With a limited stack, it the match should fail | |
| 1246 | status = U_ZERO_ERROR; | |
| 1247 | matcher.setStackLimit(10000, status); | |
| 1248 | REGEX_ASSERT(matcher.lookingAt(status) == FALSE); | |
| 1249 | REGEX_ASSERT(status == U_REGEX_STACK_OVERFLOW); | |
| 1250 | REGEX_ASSERT(matcher.getStackLimit() == 10000); | |
| 1251 | } | |
| 57a6839d | 1252 | |
| 46f4442e A |
1253 | // A pattern that doesn't save state should work with |
| 1254 | // a minimal sized stack | |
| 1255 | { | |
| 1256 | UErrorCode status = U_ZERO_ERROR; | |
| 1257 | UnicodeString testString = "abc"; | |
| 1258 | RegexMatcher matcher("abc", testString, 0, status); | |
| 1259 | REGEX_CHECK_STATUS; | |
| 1260 | matcher.setStackLimit(30, status); | |
| 1261 | REGEX_CHECK_STATUS; | |
| 1262 | REGEX_ASSERT(matcher.matches(status) == TRUE); | |
| 1263 | REGEX_CHECK_STATUS; | |
| 1264 | REGEX_ASSERT(matcher.getStackLimit() == 30); | |
| 57a6839d | 1265 | |
| 46f4442e A |
1266 | // Negative stack sizes should fail |
| 1267 | status = U_ZERO_ERROR; | |
| 1268 | matcher.setStackLimit(1000, status); | |
| 1269 | REGEX_CHECK_STATUS; | |
| 1270 | matcher.setStackLimit(-1, status); | |
| 1271 | REGEX_ASSERT(status == U_ILLEGAL_ARGUMENT_ERROR); | |
| 1272 | REGEX_ASSERT(matcher.getStackLimit() == 1000); | |
| 1273 | } | |
| 57a6839d | 1274 | |
| 46f4442e | 1275 | |
| b75a7d8f A |
1276 | } |
| 1277 | ||
| 1278 | ||
| 1279 | ||
| 1280 | ||
| 1281 | ||
| 1282 | ||
| 1283 | //--------------------------------------------------------------------------- | |
| 1284 | // | |
| 374ca955 | 1285 | // API_Replace API test for class RegexMatcher, testing the |
| b75a7d8f A |
1286 | // Replace family of functions. |
| 1287 | // | |
| 1288 | //--------------------------------------------------------------------------- | |
| 1289 | void RegexTest::API_Replace() { | |
| 1290 | // | |
| 1291 | // Replace | |
| 1292 | // | |
| 1293 | int32_t flags=0; | |
| 1294 | UParseError pe; | |
| 1295 | UErrorCode status=U_ZERO_ERROR; | |
| 374ca955 | 1296 | |
| b75a7d8f A |
1297 | UnicodeString re("abc"); |
| 1298 | RegexPattern *pat = RegexPattern::compile(re, flags, pe, status); | |
| 1299 | REGEX_CHECK_STATUS; | |
| 1300 | UnicodeString data = ".abc..abc...abc.."; | |
| 1301 | // 012345678901234567 | |
| 1302 | RegexMatcher *matcher = pat->matcher(data, status); | |
| 374ca955 | 1303 | |
| b75a7d8f A |
1304 | // |
| 1305 | // Plain vanilla matches. | |
| 1306 | // | |
| 1307 | UnicodeString dest; | |
| 1308 | dest = matcher->replaceFirst("yz", status); | |
| 1309 | REGEX_CHECK_STATUS; | |
| 1310 | REGEX_ASSERT(dest == ".yz..abc...abc.."); | |
| 374ca955 | 1311 | |
| b75a7d8f A |
1312 | dest = matcher->replaceAll("yz", status); |
| 1313 | REGEX_CHECK_STATUS; | |
| 1314 | REGEX_ASSERT(dest == ".yz..yz...yz.."); | |
| 374ca955 | 1315 | |
| b75a7d8f A |
1316 | // |
| 1317 | // Plain vanilla non-matches. | |
| 1318 | // | |
| 1319 | UnicodeString d2 = ".abx..abx...abx.."; | |
| 1320 | matcher->reset(d2); | |
| 1321 | dest = matcher->replaceFirst("yz", status); | |
| 1322 | REGEX_CHECK_STATUS; | |
| 1323 | REGEX_ASSERT(dest == ".abx..abx...abx.."); | |
| 374ca955 | 1324 | |
| b75a7d8f A |
1325 | dest = matcher->replaceAll("yz", status); |
| 1326 | REGEX_CHECK_STATUS; | |
| 1327 | REGEX_ASSERT(dest == ".abx..abx...abx.."); | |
| 374ca955 | 1328 | |
| b75a7d8f A |
1329 | // |
| 1330 | // Empty source string | |
| 1331 | // | |
| 1332 | UnicodeString d3 = ""; | |
| 1333 | matcher->reset(d3); | |
| 1334 | dest = matcher->replaceFirst("yz", status); | |
| 1335 | REGEX_CHECK_STATUS; | |
| 1336 | REGEX_ASSERT(dest == ""); | |
| 374ca955 | 1337 | |
| b75a7d8f A |
1338 | dest = matcher->replaceAll("yz", status); |
| 1339 | REGEX_CHECK_STATUS; | |
| 1340 | REGEX_ASSERT(dest == ""); | |
| 374ca955 | 1341 | |
| b75a7d8f A |
1342 | // |
| 1343 | // Empty substitution string | |
| 1344 | // | |
| 1345 | matcher->reset(data); // ".abc..abc...abc.." | |
| 1346 | dest = matcher->replaceFirst("", status); | |
| 1347 | REGEX_CHECK_STATUS; | |
| 1348 | REGEX_ASSERT(dest == "...abc...abc.."); | |
| 374ca955 | 1349 | |
| b75a7d8f A |
1350 | dest = matcher->replaceAll("", status); |
| 1351 | REGEX_CHECK_STATUS; | |
| 1352 | REGEX_ASSERT(dest == "........"); | |
| 374ca955 | 1353 | |
| b75a7d8f A |
1354 | // |
| 1355 | // match whole string | |
| 1356 | // | |
| 1357 | UnicodeString d4 = "abc"; | |
| 374ca955 | 1358 | matcher->reset(d4); |
| b75a7d8f A |
1359 | dest = matcher->replaceFirst("xyz", status); |
| 1360 | REGEX_CHECK_STATUS; | |
| 1361 | REGEX_ASSERT(dest == "xyz"); | |
| 374ca955 | 1362 | |
| b75a7d8f A |
1363 | dest = matcher->replaceAll("xyz", status); |
| 1364 | REGEX_CHECK_STATUS; | |
| 1365 | REGEX_ASSERT(dest == "xyz"); | |
| 374ca955 | 1366 | |
| b75a7d8f A |
1367 | // |
| 1368 | // Capture Group, simple case | |
| 1369 | // | |
| 1370 | UnicodeString re2("a(..)"); | |
| 1371 | RegexPattern *pat2 = RegexPattern::compile(re2, flags, pe, status); | |
| 1372 | REGEX_CHECK_STATUS; | |
| 1373 | UnicodeString d5 = "abcdefg"; | |
| 1374 | RegexMatcher *matcher2 = pat2->matcher(d5, status); | |
| 1375 | REGEX_CHECK_STATUS; | |
| 1376 | dest = matcher2->replaceFirst("$1$1", status); | |
| 1377 | REGEX_CHECK_STATUS; | |
| 1378 | REGEX_ASSERT(dest == "bcbcdefg"); | |
| 1379 | ||
| 46f4442e | 1380 | dest = matcher2->replaceFirst(UNICODE_STRING_SIMPLE("The value of \\$1 is $1."), status); |
| b75a7d8f A |
1381 | REGEX_CHECK_STATUS; |
| 1382 | REGEX_ASSERT(dest == "The value of $1 is bc.defg"); | |
| 1383 | ||
| 1384 | dest = matcher2->replaceFirst("$ by itself, no group number $$$", status); | |
| b331163b A |
1385 | REGEX_ASSERT(U_FAILURE(status)); |
| 1386 | status = U_ZERO_ERROR; | |
| b75a7d8f | 1387 | |
| 46f4442e | 1388 | UnicodeString replacement = UNICODE_STRING_SIMPLE("Supplemental Digit 1 $\\U0001D7CF."); |
| b75a7d8f A |
1389 | replacement = replacement.unescape(); |
| 1390 | dest = matcher2->replaceFirst(replacement, status); | |
| 1391 | REGEX_CHECK_STATUS; | |
| 1392 | REGEX_ASSERT(dest == "Supplemental Digit 1 bc.defg"); | |
| 374ca955 | 1393 | |
| b75a7d8f | 1394 | REGEX_ASSERT_FAIL(matcher2->replaceFirst("bad capture group number $5...",status), U_INDEX_OUTOFBOUNDS_ERROR); |
| 374ca955 A |
1395 | |
| 1396 | ||
| 1397 | // | |
| 1398 | // Replacement String with \u hex escapes | |
| 1399 | // | |
| 1400 | { | |
| 1401 | UnicodeString src = "abc 1 abc 2 abc 3"; | |
| 46f4442e | 1402 | UnicodeString substitute = UNICODE_STRING_SIMPLE("--\\u0043--"); |
| 374ca955 A |
1403 | matcher->reset(src); |
| 1404 | UnicodeString result = matcher->replaceAll(substitute, status); | |
| 1405 | REGEX_CHECK_STATUS; | |
| 1406 | REGEX_ASSERT(result == "--C-- 1 --C-- 2 --C-- 3"); | |
| 1407 | } | |
| 1408 | { | |
| 1409 | UnicodeString src = "abc !"; | |
| 46f4442e | 1410 | UnicodeString substitute = UNICODE_STRING_SIMPLE("--\\U00010000--"); |
| 374ca955 A |
1411 | matcher->reset(src); |
| 1412 | UnicodeString result = matcher->replaceAll(substitute, status); | |
| 1413 | REGEX_CHECK_STATUS; | |
| 1414 | UnicodeString expected = UnicodeString("--"); | |
| 1415 | expected.append((UChar32)0x10000); | |
| 1416 | expected.append("-- !"); | |
| 1417 | REGEX_ASSERT(result == expected); | |
| 1418 | } | |
| b75a7d8f | 1419 | // TODO: need more through testing of capture substitutions. |
| 374ca955 A |
1420 | |
| 1421 | // Bug 4057 | |
| 1422 | // | |
| 1423 | { | |
| 1424 | status = U_ZERO_ERROR; | |
| 1425 | UnicodeString s = "The matches start with ss and end with ee ss stuff ee fin"; | |
| 1426 | RegexMatcher m("ss(.*?)ee", 0, status); | |
| 1427 | REGEX_CHECK_STATUS; | |
| 1428 | UnicodeString result; | |
| 1429 | ||
| 1430 | // Multiple finds do NOT bump up the previous appendReplacement postion. | |
| 1431 | m.reset(s); | |
| 1432 | m.find(); | |
| 1433 | m.find(); | |
| 1434 | m.appendReplacement(result, "ooh", status); | |
| 1435 | REGEX_CHECK_STATUS; | |
| 1436 | REGEX_ASSERT(result == "The matches start with ss and end with ee ooh"); | |
| 1437 | ||
| 1438 | // After a reset into the interior of a string, appendReplacemnt still starts at beginning. | |
| 1439 | status = U_ZERO_ERROR; | |
| 1440 | result.truncate(0); | |
| 1441 | m.reset(10, status); | |
| 1442 | m.find(); | |
| 1443 | m.find(); | |
| 1444 | m.appendReplacement(result, "ooh", status); | |
| 1445 | REGEX_CHECK_STATUS; | |
| 1446 | REGEX_ASSERT(result == "The matches start with ss and end with ee ooh"); | |
| 1447 | ||
| 1448 | // find() at interior of string, appendReplacemnt still starts at beginning. | |
| 1449 | status = U_ZERO_ERROR; | |
| 1450 | result.truncate(0); | |
| 1451 | m.reset(); | |
| 1452 | m.find(10, status); | |
| 1453 | m.find(); | |
| 1454 | m.appendReplacement(result, "ooh", status); | |
| 1455 | REGEX_CHECK_STATUS; | |
| 1456 | REGEX_ASSERT(result == "The matches start with ss and end with ee ooh"); | |
| 1457 | ||
| 1458 | m.appendTail(result); | |
| 1459 | REGEX_ASSERT(result == "The matches start with ss and end with ee ooh fin"); | |
| 1460 | ||
| 1461 | } | |
| 1462 | ||
| b75a7d8f A |
1463 | delete matcher2; |
| 1464 | delete pat2; | |
| 1465 | delete matcher; | |
| 1466 | delete pat; | |
| 1467 | } | |
| 1468 | ||
| 1469 | ||
| 1470 | //--------------------------------------------------------------------------- | |
| 1471 | // | |
| 1472 | // API_Pattern Test that the API for class RegexPattern is | |
| 1473 | // present and nominally working. | |
| 1474 | // | |
| 1475 | //--------------------------------------------------------------------------- | |
| 1476 | void RegexTest::API_Pattern() { | |
| 1477 | RegexPattern pata; // Test default constructor to not crash. | |
| 1478 | RegexPattern patb; | |
| 1479 | ||
| 1480 | REGEX_ASSERT(pata == patb); | |
| 1481 | REGEX_ASSERT(pata == pata); | |
| 1482 | ||
| 1483 | UnicodeString re1("abc[a-l][m-z]"); | |
| 1484 | UnicodeString re2("def"); | |
| 1485 | UErrorCode status = U_ZERO_ERROR; | |
| 1486 | UParseError pe; | |
| 1487 | ||
| 1488 | RegexPattern *pat1 = RegexPattern::compile(re1, 0, pe, status); | |
| 1489 | RegexPattern *pat2 = RegexPattern::compile(re2, 0, pe, status); | |
| 1490 | REGEX_CHECK_STATUS; | |
| 1491 | REGEX_ASSERT(*pat1 == *pat1); | |
| 1492 | REGEX_ASSERT(*pat1 != pata); | |
| 1493 | ||
| 1494 | // Assign | |
| 1495 | patb = *pat1; | |
| 1496 | REGEX_ASSERT(patb == *pat1); | |
| 1497 | ||
| 1498 | // Copy Construct | |
| 1499 | RegexPattern patc(*pat1); | |
| 1500 | REGEX_ASSERT(patc == *pat1); | |
| 1501 | REGEX_ASSERT(patb == patc); | |
| 1502 | REGEX_ASSERT(pat1 != pat2); | |
| 1503 | patb = *pat2; | |
| 1504 | REGEX_ASSERT(patb != patc); | |
| 1505 | REGEX_ASSERT(patb == *pat2); | |
| 1506 | ||
| 1507 | // Compile with no flags. | |
| 1508 | RegexPattern *pat1a = RegexPattern::compile(re1, pe, status); | |
| 1509 | REGEX_ASSERT(*pat1a == *pat1); | |
| 1510 | ||
| 1511 | REGEX_ASSERT(pat1a->flags() == 0); | |
| 374ca955 | 1512 | |
| b75a7d8f A |
1513 | // Compile with different flags should be not equal |
| 1514 | RegexPattern *pat1b = RegexPattern::compile(re1, UREGEX_CASE_INSENSITIVE, pe, status); | |
| 1515 | REGEX_CHECK_STATUS; | |
| 1516 | ||
| 1517 | REGEX_ASSERT(*pat1b != *pat1a); | |
| 1518 | REGEX_ASSERT(pat1b->flags() == UREGEX_CASE_INSENSITIVE); | |
| 1519 | REGEX_ASSERT(pat1a->flags() == 0); | |
| 1520 | delete pat1b; | |
| b75a7d8f A |
1521 | |
| 1522 | // clone | |
| 1523 | RegexPattern *pat1c = pat1->clone(); | |
| 1524 | REGEX_ASSERT(*pat1c == *pat1); | |
| 1525 | REGEX_ASSERT(*pat1c != *pat2); | |
| 1526 | ||
| b75a7d8f A |
1527 | delete pat1c; |
| 1528 | delete pat1a; | |
| 1529 | delete pat1; | |
| 1530 | delete pat2; | |
| 1531 | ||
| 1532 | ||
| 374ca955 A |
1533 | // |
| 1534 | // Verify that a matcher created from a cloned pattern works. | |
| 1535 | // (Jitterbug 3423) | |
| 1536 | // | |
| 1537 | { | |
| 1538 | UErrorCode status = U_ZERO_ERROR; | |
| 46f4442e | 1539 | RegexPattern *pSource = RegexPattern::compile(UNICODE_STRING_SIMPLE("\\p{L}+"), 0, status); |
| 374ca955 A |
1540 | RegexPattern *pClone = pSource->clone(); |
| 1541 | delete pSource; | |
| 1542 | RegexMatcher *mFromClone = pClone->matcher(status); | |
| 1543 | REGEX_CHECK_STATUS; | |
| 1544 | UnicodeString s = "Hello World"; | |
| 1545 | mFromClone->reset(s); | |
| 1546 | REGEX_ASSERT(mFromClone->find() == TRUE); | |
| 1547 | REGEX_ASSERT(mFromClone->group(status) == "Hello"); | |
| 1548 | REGEX_ASSERT(mFromClone->find() == TRUE); | |
| 1549 | REGEX_ASSERT(mFromClone->group(status) == "World"); | |
| 1550 | REGEX_ASSERT(mFromClone->find() == FALSE); | |
| 1551 | delete mFromClone; | |
| 1552 | delete pClone; | |
| 1553 | } | |
| 1554 | ||
| b75a7d8f A |
1555 | // |
| 1556 | // matches convenience API | |
| 1557 | // | |
| 1558 | REGEX_ASSERT(RegexPattern::matches(".*", "random input", pe, status) == TRUE); | |
| 1559 | REGEX_CHECK_STATUS; | |
| 1560 | REGEX_ASSERT(RegexPattern::matches("abc", "random input", pe, status) == FALSE); | |
| 1561 | REGEX_CHECK_STATUS; | |
| 1562 | REGEX_ASSERT(RegexPattern::matches(".*nput", "random input", pe, status) == TRUE); | |
| 1563 | REGEX_CHECK_STATUS; | |
| 1564 | REGEX_ASSERT(RegexPattern::matches("random input", "random input", pe, status) == TRUE); | |
| 1565 | REGEX_CHECK_STATUS; | |
| 1566 | REGEX_ASSERT(RegexPattern::matches(".*u", "random input", pe, status) == FALSE); | |
| 1567 | REGEX_CHECK_STATUS; | |
| 1568 | status = U_INDEX_OUTOFBOUNDS_ERROR; | |
| 1569 | REGEX_ASSERT(RegexPattern::matches("abc", "abc", pe, status) == FALSE); | |
| 1570 | REGEX_ASSERT(status == U_INDEX_OUTOFBOUNDS_ERROR); | |
| 1571 | ||
| 1572 | ||
| 1573 | // | |
| 1574 | // Split() | |
| 1575 | // | |
| 1576 | status = U_ZERO_ERROR; | |
| 1577 | pat1 = RegexPattern::compile(" +", pe, status); | |
| 1578 | REGEX_CHECK_STATUS; | |
| 1579 | UnicodeString fields[10]; | |
| 1580 | ||
| 1581 | int32_t n; | |
| 1582 | n = pat1->split("Now is the time", fields, 10, status); | |
| 1583 | REGEX_CHECK_STATUS; | |
| 1584 | REGEX_ASSERT(n==4); | |
| 1585 | REGEX_ASSERT(fields[0]=="Now"); | |
| 1586 | REGEX_ASSERT(fields[1]=="is"); | |
| 1587 | REGEX_ASSERT(fields[2]=="the"); | |
| 1588 | REGEX_ASSERT(fields[3]=="time"); | |
| 1589 | REGEX_ASSERT(fields[4]==""); | |
| 1590 | ||
| 1591 | n = pat1->split("Now is the time", fields, 2, status); | |
| 1592 | REGEX_CHECK_STATUS; | |
| 1593 | REGEX_ASSERT(n==2); | |
| 1594 | REGEX_ASSERT(fields[0]=="Now"); | |
| 1595 | REGEX_ASSERT(fields[1]=="is the time"); | |
| 1596 | REGEX_ASSERT(fields[2]=="the"); // left over from previous test | |
| 1597 | ||
| 1598 | fields[1] = "*"; | |
| 1599 | status = U_ZERO_ERROR; | |
| 1600 | n = pat1->split("Now is the time", fields, 1, status); | |
| 1601 | REGEX_CHECK_STATUS; | |
| 1602 | REGEX_ASSERT(n==1); | |
| 1603 | REGEX_ASSERT(fields[0]=="Now is the time"); | |
| 1604 | REGEX_ASSERT(fields[1]=="*"); | |
| 1605 | status = U_ZERO_ERROR; | |
| 1606 | ||
| 1607 | n = pat1->split(" Now is the time ", fields, 10, status); | |
| 1608 | REGEX_CHECK_STATUS; | |
| 4388f060 | 1609 | REGEX_ASSERT(n==6); |
| b75a7d8f A |
1610 | REGEX_ASSERT(fields[0]==""); |
| 1611 | REGEX_ASSERT(fields[1]=="Now"); | |
| 1612 | REGEX_ASSERT(fields[2]=="is"); | |
| 1613 | REGEX_ASSERT(fields[3]=="the"); | |
| 1614 | REGEX_ASSERT(fields[4]=="time"); | |
| 1615 | REGEX_ASSERT(fields[5]==""); | |
| 1616 | ||
| 1617 | n = pat1->split(" ", fields, 10, status); | |
| 1618 | REGEX_CHECK_STATUS; | |
| 4388f060 | 1619 | REGEX_ASSERT(n==2); |
| b75a7d8f | 1620 | REGEX_ASSERT(fields[0]==""); |
| 4388f060 | 1621 | REGEX_ASSERT(fields[1]==""); |
| b75a7d8f A |
1622 | |
| 1623 | fields[0] = "foo"; | |
| 1624 | n = pat1->split("", fields, 10, status); | |
| 1625 | REGEX_CHECK_STATUS; | |
| 1626 | REGEX_ASSERT(n==0); | |
| 1627 | REGEX_ASSERT(fields[0]=="foo"); | |
| 1628 | ||
| 1629 | delete pat1; | |
| 1630 | ||
| 1631 | // split, with a pattern with (capture) | |
| 46f4442e | 1632 | pat1 = RegexPattern::compile(UNICODE_STRING_SIMPLE("<(\\w*)>"), pe, status); |
| b75a7d8f A |
1633 | REGEX_CHECK_STATUS; |
| 1634 | ||
| 1635 | status = U_ZERO_ERROR; | |
| 1636 | n = pat1->split("<a>Now is <b>the time<c>", fields, 10, status); | |
| 1637 | REGEX_CHECK_STATUS; | |
| 4388f060 | 1638 | REGEX_ASSERT(n==7); |
| b75a7d8f A |
1639 | REGEX_ASSERT(fields[0]==""); |
| 1640 | REGEX_ASSERT(fields[1]=="a"); | |
| 1641 | REGEX_ASSERT(fields[2]=="Now is "); | |
| 1642 | REGEX_ASSERT(fields[3]=="b"); | |
| 1643 | REGEX_ASSERT(fields[4]=="the time"); | |
| 1644 | REGEX_ASSERT(fields[5]=="c"); | |
| 1645 | REGEX_ASSERT(fields[6]==""); | |
| 1646 | REGEX_ASSERT(status==U_ZERO_ERROR); | |
| 1647 | ||
| 1648 | n = pat1->split(" <a>Now is <b>the time<c>", fields, 10, status); | |
| 1649 | REGEX_CHECK_STATUS; | |
| 4388f060 | 1650 | REGEX_ASSERT(n==7); |
| b75a7d8f A |
1651 | REGEX_ASSERT(fields[0]==" "); |
| 1652 | REGEX_ASSERT(fields[1]=="a"); | |
| 1653 | REGEX_ASSERT(fields[2]=="Now is "); | |
| 1654 | REGEX_ASSERT(fields[3]=="b"); | |
| 1655 | REGEX_ASSERT(fields[4]=="the time"); | |
| 1656 | REGEX_ASSERT(fields[5]=="c"); | |
| 1657 | REGEX_ASSERT(fields[6]==""); | |
| 1658 | ||
| 1659 | status = U_ZERO_ERROR; | |
| 1660 | fields[6] = "foo"; | |
| 1661 | n = pat1->split(" <a>Now is <b>the time<c>", fields, 6, status); | |
| 1662 | REGEX_CHECK_STATUS; | |
| 1663 | REGEX_ASSERT(n==6); | |
| 1664 | REGEX_ASSERT(fields[0]==" "); | |
| 1665 | REGEX_ASSERT(fields[1]=="a"); | |
| 1666 | REGEX_ASSERT(fields[2]=="Now is "); | |
| 1667 | REGEX_ASSERT(fields[3]=="b"); | |
| 1668 | REGEX_ASSERT(fields[4]=="the time"); | |
| 4388f060 | 1669 | REGEX_ASSERT(fields[5]==""); // All text following "<c>" field delimiter. |
| b75a7d8f A |
1670 | REGEX_ASSERT(fields[6]=="foo"); |
| 1671 | ||
| 1672 | status = U_ZERO_ERROR; | |
| 1673 | fields[5] = "foo"; | |
| 1674 | n = pat1->split(" <a>Now is <b>the time<c>", fields, 5, status); | |
| 1675 | REGEX_CHECK_STATUS; | |
| 1676 | REGEX_ASSERT(n==5); | |
| 1677 | REGEX_ASSERT(fields[0]==" "); | |
| 1678 | REGEX_ASSERT(fields[1]=="a"); | |
| 1679 | REGEX_ASSERT(fields[2]=="Now is "); | |
| 1680 | REGEX_ASSERT(fields[3]=="b"); | |
| 1681 | REGEX_ASSERT(fields[4]=="the time<c>"); | |
| 1682 | REGEX_ASSERT(fields[5]=="foo"); | |
| 1683 | ||
| 1684 | status = U_ZERO_ERROR; | |
| 1685 | fields[5] = "foo"; | |
| 1686 | n = pat1->split(" <a>Now is <b>the time", fields, 5, status); | |
| 1687 | REGEX_CHECK_STATUS; | |
| 1688 | REGEX_ASSERT(n==5); | |
| 1689 | REGEX_ASSERT(fields[0]==" "); | |
| 1690 | REGEX_ASSERT(fields[1]=="a"); | |
| 1691 | REGEX_ASSERT(fields[2]=="Now is "); | |
| 1692 | REGEX_ASSERT(fields[3]=="b"); | |
| 1693 | REGEX_ASSERT(fields[4]=="the time"); | |
| 1694 | REGEX_ASSERT(fields[5]=="foo"); | |
| 1695 | ||
| 1696 | status = U_ZERO_ERROR; | |
| 1697 | n = pat1->split(" <a>Now is <b>the time<c>", fields, 4, status); | |
| 1698 | REGEX_CHECK_STATUS; | |
| 1699 | REGEX_ASSERT(n==4); | |
| 1700 | REGEX_ASSERT(fields[0]==" "); | |
| 1701 | REGEX_ASSERT(fields[1]=="a"); | |
| 1702 | REGEX_ASSERT(fields[2]=="Now is "); | |
| 1703 | REGEX_ASSERT(fields[3]=="the time<c>"); | |
| 1704 | status = U_ZERO_ERROR; | |
| 1705 | delete pat1; | |
| 1706 | ||
| 1707 | pat1 = RegexPattern::compile("([-,])", pe, status); | |
| 1708 | REGEX_CHECK_STATUS; | |
| 1709 | n = pat1->split("1-10,20", fields, 10, status); | |
| 1710 | REGEX_CHECK_STATUS; | |
| 1711 | REGEX_ASSERT(n==5); | |
| 1712 | REGEX_ASSERT(fields[0]=="1"); | |
| 1713 | REGEX_ASSERT(fields[1]=="-"); | |
| 1714 | REGEX_ASSERT(fields[2]=="10"); | |
| 1715 | REGEX_ASSERT(fields[3]==","); | |
| 1716 | REGEX_ASSERT(fields[4]=="20"); | |
| 1717 | delete pat1; | |
| 1718 | ||
| 4388f060 A |
1719 | // Test split of string with empty trailing fields |
| 1720 | pat1 = RegexPattern::compile(",", pe, status); | |
| 1721 | REGEX_CHECK_STATUS; | |
| 1722 | n = pat1->split("a,b,c,", fields, 10, status); | |
| 1723 | REGEX_CHECK_STATUS; | |
| 1724 | REGEX_ASSERT(n==4); | |
| 1725 | REGEX_ASSERT(fields[0]=="a"); | |
| 1726 | REGEX_ASSERT(fields[1]=="b"); | |
| 1727 | REGEX_ASSERT(fields[2]=="c"); | |
| 1728 | REGEX_ASSERT(fields[3]==""); | |
| 1729 | ||
| 1730 | n = pat1->split("a,,,", fields, 10, status); | |
| 1731 | REGEX_CHECK_STATUS; | |
| 1732 | REGEX_ASSERT(n==4); | |
| 1733 | REGEX_ASSERT(fields[0]=="a"); | |
| 1734 | REGEX_ASSERT(fields[1]==""); | |
| 1735 | REGEX_ASSERT(fields[2]==""); | |
| 1736 | REGEX_ASSERT(fields[3]==""); | |
| 1737 | delete pat1; | |
| 1738 | ||
| 1739 | // Split Separator with zero length match. | |
| 1740 | pat1 = RegexPattern::compile(":?", pe, status); | |
| 1741 | REGEX_CHECK_STATUS; | |
| 1742 | n = pat1->split("abc", fields, 10, status); | |
| 1743 | REGEX_CHECK_STATUS; | |
| 1744 | REGEX_ASSERT(n==5); | |
| 1745 | REGEX_ASSERT(fields[0]==""); | |
| 1746 | REGEX_ASSERT(fields[1]=="a"); | |
| 1747 | REGEX_ASSERT(fields[2]=="b"); | |
| 1748 | REGEX_ASSERT(fields[3]=="c"); | |
| 1749 | REGEX_ASSERT(fields[4]==""); | |
| 1750 | ||
| 1751 | delete pat1; | |
| b75a7d8f A |
1752 | |
| 1753 | // | |
| 1754 | // RegexPattern::pattern() | |
| 1755 | // | |
| 1756 | pat1 = new RegexPattern(); | |
| 1757 | REGEX_ASSERT(pat1->pattern() == ""); | |
| 1758 | delete pat1; | |
| 1759 | ||
| 1760 | pat1 = RegexPattern::compile("(Hello, world)*", pe, status); | |
| 1761 | REGEX_CHECK_STATUS; | |
| 1762 | REGEX_ASSERT(pat1->pattern() == "(Hello, world)*"); | |
| 1763 | delete pat1; | |
| 1764 | ||
| 1765 | ||
| 1766 | // | |
| 1767 | // classID functions | |
| 1768 | // | |
| 1769 | pat1 = RegexPattern::compile("(Hello, world)*", pe, status); | |
| 1770 | REGEX_CHECK_STATUS; | |
| 1771 | REGEX_ASSERT(pat1->getDynamicClassID() == RegexPattern::getStaticClassID()); | |
| 1772 | REGEX_ASSERT(pat1->getDynamicClassID() != NULL); | |
| 374ca955 A |
1773 | UnicodeString Hello("Hello, world."); |
| 1774 | RegexMatcher *m = pat1->matcher(Hello, status); | |
| b75a7d8f A |
1775 | REGEX_ASSERT(pat1->getDynamicClassID() != m->getDynamicClassID()); |
| 1776 | REGEX_ASSERT(m->getDynamicClassID() == RegexMatcher::getStaticClassID()); | |
| 1777 | REGEX_ASSERT(m->getDynamicClassID() != NULL); | |
| 1778 | delete m; | |
| 1779 | delete pat1; | |
| 1780 | ||
| 1781 | } | |
| 1782 | ||
| 1783 | //--------------------------------------------------------------------------- | |
| 1784 | // | |
| 729e4ab9 A |
1785 | // API_Match_UTF8 Test that the alternate engine for class RegexMatcher |
| 1786 | // is present and working, but excluding functions | |
| 1787 | // implementing replace operations. | |
| b75a7d8f A |
1788 | // |
| 1789 | //--------------------------------------------------------------------------- | |
| 729e4ab9 A |
1790 | void RegexTest::API_Match_UTF8() { |
| 1791 | UParseError pe; | |
| 1792 | UErrorCode status=U_ZERO_ERROR; | |
| 1793 | int32_t flags = 0; | |
| b75a7d8f A |
1794 | |
| 1795 | // | |
| 729e4ab9 | 1796 | // Debug - slide failing test cases early |
| b75a7d8f | 1797 | // |
| 729e4ab9 A |
1798 | #if 0 |
| 1799 | { | |
| 374ca955 | 1800 | } |
| 729e4ab9 A |
1801 | return; |
| 1802 | #endif | |
| b75a7d8f A |
1803 | |
| 1804 | // | |
| 729e4ab9 | 1805 | // Simple pattern compilation |
| b75a7d8f | 1806 | // |
| 729e4ab9 A |
1807 | { |
| 1808 | UText re = UTEXT_INITIALIZER; | |
| 1809 | regextst_openUTF8FromInvariant(&re, "abc", -1, &status); | |
| 4388f060 | 1810 | REGEX_VERBOSE_TEXT(&re); |
| 729e4ab9 A |
1811 | RegexPattern *pat2; |
| 1812 | pat2 = RegexPattern::compile(&re, flags, pe, status); | |
| 1813 | REGEX_CHECK_STATUS; | |
| b75a7d8f | 1814 | |
| 729e4ab9 A |
1815 | UText input1 = UTEXT_INITIALIZER; |
| 1816 | UText input2 = UTEXT_INITIALIZER; | |
| 1817 | UText empty = UTEXT_INITIALIZER; | |
| 1818 | regextst_openUTF8FromInvariant(&input1, "abcdef this is a test", -1, &status); | |
| 1819 | REGEX_VERBOSE_TEXT(&input1); | |
| 1820 | regextst_openUTF8FromInvariant(&input2, "not abc", -1, &status); | |
| 1821 | REGEX_VERBOSE_TEXT(&input2); | |
| 1822 | utext_openUChars(&empty, NULL, 0, &status); | |
| 57a6839d | 1823 | |
| 729e4ab9 A |
1824 | int32_t input1Len = strlen("abcdef this is a test"); /* TODO: why not nativelen (input1) ? */ |
| 1825 | int32_t input2Len = strlen("not abc"); | |
| b75a7d8f | 1826 | |
| b75a7d8f | 1827 | |
| 729e4ab9 A |
1828 | // |
| 1829 | // Matcher creation and reset. | |
| 1830 | // | |
| 4388f060 | 1831 | RegexMatcher *m1 = &pat2->matcher(status)->reset(&input1); |
| 729e4ab9 A |
1832 | REGEX_CHECK_STATUS; |
| 1833 | REGEX_ASSERT(m1->lookingAt(status) == TRUE); | |
| 1834 | const char str_abcdefthisisatest[] = { 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x20, 0x74, 0x68, 0x69, 0x73, 0x20, 0x69, 0x73, 0x20, 0x61, 0x20, 0x74, 0x65, 0x73, 0x74, 0x00 }; /* abcdef this is a test */ | |
| 1835 | REGEX_ASSERT_UTEXT_UTF8(str_abcdefthisisatest, m1->inputText()); | |
| 1836 | m1->reset(&input2); | |
| 1837 | REGEX_ASSERT(m1->lookingAt(status) == FALSE); | |
| 1838 | const char str_notabc[] = { 0x6e, 0x6f, 0x74, 0x20, 0x61, 0x62, 0x63, 0x00 }; /* not abc */ | |
| 1839 | REGEX_ASSERT_UTEXT_UTF8(str_notabc, m1->inputText()); | |
| 1840 | m1->reset(&input1); | |
| 1841 | REGEX_ASSERT_UTEXT_UTF8(str_abcdefthisisatest, m1->inputText()); | |
| 1842 | REGEX_ASSERT(m1->lookingAt(status) == TRUE); | |
| 1843 | m1->reset(&empty); | |
| 1844 | REGEX_ASSERT(m1->lookingAt(status) == FALSE); | |
| 1845 | REGEX_ASSERT(utext_nativeLength(&empty) == 0); | |
| b75a7d8f | 1846 | |
| 729e4ab9 A |
1847 | // |
| 1848 | // reset(pos, status) | |
| 1849 | // | |
| 1850 | m1->reset(&input1); | |
| 1851 | m1->reset(4, status); | |
| 1852 | REGEX_CHECK_STATUS; | |
| 1853 | REGEX_ASSERT_UTEXT_UTF8(str_abcdefthisisatest, m1->inputText()); | |
| 1854 | REGEX_ASSERT(m1->lookingAt(status) == TRUE); | |
| b75a7d8f | 1855 | |
| 729e4ab9 A |
1856 | m1->reset(-1, status); |
| 1857 | REGEX_ASSERT(status == U_INDEX_OUTOFBOUNDS_ERROR); | |
| b75a7d8f | 1858 | status = U_ZERO_ERROR; |
| b75a7d8f | 1859 | |
| 729e4ab9 A |
1860 | m1->reset(0, status); |
| 1861 | REGEX_CHECK_STATUS; | |
| 1862 | status = U_ZERO_ERROR; | |
| b75a7d8f | 1863 | |
| 729e4ab9 A |
1864 | m1->reset(input1Len-1, status); |
| 1865 | REGEX_CHECK_STATUS; | |
| 1866 | status = U_ZERO_ERROR; | |
| 1867 | ||
| 1868 | m1->reset(input1Len, status); | |
| 1869 | REGEX_CHECK_STATUS; | |
| 1870 | status = U_ZERO_ERROR; | |
| 1871 | ||
| 1872 | m1->reset(input1Len+1, status); | |
| 1873 | REGEX_ASSERT(status == U_INDEX_OUTOFBOUNDS_ERROR); | |
| 1874 | status = U_ZERO_ERROR; | |
| b75a7d8f A |
1875 | |
| 1876 | // | |
| 729e4ab9 | 1877 | // match(pos, status) |
| b75a7d8f | 1878 | // |
| 729e4ab9 A |
1879 | m1->reset(&input2); |
| 1880 | REGEX_ASSERT(m1->matches(4, status) == TRUE); | |
| 1881 | m1->reset(); | |
| 1882 | REGEX_ASSERT(m1->matches(3, status) == FALSE); | |
| 1883 | m1->reset(); | |
| 1884 | REGEX_ASSERT(m1->matches(5, status) == FALSE); | |
| 1885 | REGEX_ASSERT(m1->matches(4, status) == TRUE); | |
| 1886 | REGEX_ASSERT(m1->matches(-1, status) == FALSE); | |
| 1887 | REGEX_ASSERT(status == U_INDEX_OUTOFBOUNDS_ERROR); | |
| 1888 | ||
| 1889 | // Match() at end of string should fail, but should not | |
| 1890 | // be an error. | |
| 1891 | status = U_ZERO_ERROR; | |
| 1892 | REGEX_ASSERT(m1->matches(input2Len, status) == FALSE); | |
| 1893 | REGEX_CHECK_STATUS; | |
| 1894 | ||
| 1895 | // Match beyond end of string should fail with an error. | |
| 1896 | status = U_ZERO_ERROR; | |
| 1897 | REGEX_ASSERT(m1->matches(input2Len+1, status) == FALSE); | |
| 1898 | REGEX_ASSERT(status == U_INDEX_OUTOFBOUNDS_ERROR); | |
| 1899 | ||
| 1900 | // Successful match at end of string. | |
| 1901 | { | |
| 1902 | status = U_ZERO_ERROR; | |
| 1903 | RegexMatcher m("A?", 0, status); // will match zero length string. | |
| 1904 | REGEX_CHECK_STATUS; | |
| 1905 | m.reset(&input1); | |
| 1906 | REGEX_ASSERT(m.matches(input1Len, status) == TRUE); | |
| 1907 | REGEX_CHECK_STATUS; | |
| 1908 | m.reset(&empty); | |
| 1909 | REGEX_ASSERT(m.matches(0, status) == TRUE); | |
| 1910 | REGEX_CHECK_STATUS; | |
| b75a7d8f A |
1911 | } |
| 1912 | ||
| 1913 | ||
| 1914 | // | |
| 729e4ab9 | 1915 | // lookingAt(pos, status) |
| b75a7d8f | 1916 | // |
| 729e4ab9 A |
1917 | status = U_ZERO_ERROR; |
| 1918 | m1->reset(&input2); // "not abc" | |
| 1919 | REGEX_ASSERT(m1->lookingAt(4, status) == TRUE); | |
| 1920 | REGEX_ASSERT(m1->lookingAt(5, status) == FALSE); | |
| 1921 | REGEX_ASSERT(m1->lookingAt(3, status) == FALSE); | |
| 1922 | REGEX_ASSERT(m1->lookingAt(4, status) == TRUE); | |
| 1923 | REGEX_ASSERT(m1->lookingAt(-1, status) == FALSE); | |
| 1924 | REGEX_ASSERT(status == U_INDEX_OUTOFBOUNDS_ERROR); | |
| 1925 | status = U_ZERO_ERROR; | |
| 1926 | REGEX_ASSERT(m1->lookingAt(input2Len, status) == FALSE); | |
| 1927 | REGEX_CHECK_STATUS; | |
| 1928 | REGEX_ASSERT(m1->lookingAt(input2Len+1, status) == FALSE); | |
| 1929 | REGEX_ASSERT(status == U_INDEX_OUTOFBOUNDS_ERROR); | |
| 1930 | ||
| 1931 | delete m1; | |
| 1932 | delete pat2; | |
| 57a6839d | 1933 | |
| 729e4ab9 A |
1934 | utext_close(&re); |
| 1935 | utext_close(&input1); | |
| 1936 | utext_close(&input2); | |
| 1937 | utext_close(&empty); | |
| 1938 | } | |
| 1939 | ||
| 1940 | ||
| 1941 | // | |
| 1942 | // Capture Group. | |
| 1943 | // RegexMatcher::start(); | |
| 1944 | // RegexMatcher::end(); | |
| 1945 | // RegexMatcher::groupCount(); | |
| 1946 | // | |
| 1947 | { | |
| 1948 | int32_t flags=0; | |
| 1949 | UParseError pe; | |
| 1950 | UErrorCode status=U_ZERO_ERROR; | |
| 1951 | UText re=UTEXT_INITIALIZER; | |
| 1952 | const char str_01234567_pat[] = { 0x30, 0x31, 0x28, 0x32, 0x33, 0x28, 0x34, 0x35, 0x29, 0x36, 0x37, 0x29, 0x28, 0x2e, 0x2a, 0x29, 0x00 }; /* 01(23(45)67)(.*) */ | |
| 1953 | utext_openUTF8(&re, str_01234567_pat, -1, &status); | |
| 57a6839d | 1954 | |
| 729e4ab9 A |
1955 | RegexPattern *pat = RegexPattern::compile(&re, flags, pe, status); |
| 1956 | REGEX_CHECK_STATUS; | |
| 57a6839d | 1957 | |
| 729e4ab9 A |
1958 | UText input = UTEXT_INITIALIZER; |
| 1959 | const char str_0123456789[] = { 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x00 }; /* 0123456789 */ | |
| 1960 | utext_openUTF8(&input, str_0123456789, -1, &status); | |
| 1961 | ||
| 4388f060 | 1962 | RegexMatcher *matcher = &pat->matcher(status)->reset(&input); |
| 729e4ab9 A |
1963 | REGEX_CHECK_STATUS; |
| 1964 | REGEX_ASSERT(matcher->lookingAt(status) == TRUE); | |
| 1965 | static const int32_t matchStarts[] = {0, 2, 4, 8}; | |
| 1966 | static const int32_t matchEnds[] = {10, 8, 6, 10}; | |
| 1967 | int32_t i; | |
| 1968 | for (i=0; i<4; i++) { | |
| 1969 | int32_t actualStart = matcher->start(i, status); | |
| 1970 | REGEX_CHECK_STATUS; | |
| 1971 | if (actualStart != matchStarts[i]) { | |
| 1972 | errln("RegexTest failure at %s:%d, index %d. Expected %d, got %d\n", | |
| 1973 | __FILE__, __LINE__, i, matchStarts[i], actualStart); | |
| 1974 | } | |
| 1975 | int32_t actualEnd = matcher->end(i, status); | |
| 1976 | REGEX_CHECK_STATUS; | |
| 1977 | if (actualEnd != matchEnds[i]) { | |
| 1978 | errln("RegexTest failure at %s:%d index %d. Expected %d, got %d\n", | |
| 1979 | __FILE__, __LINE__, i, matchEnds[i], actualEnd); | |
| 1980 | } | |
| 1981 | } | |
| 1982 | ||
| 1983 | REGEX_ASSERT(matcher->start(0, status) == matcher->start(status)); | |
| 1984 | REGEX_ASSERT(matcher->end(0, status) == matcher->end(status)); | |
| 1985 | ||
| 1986 | REGEX_ASSERT_FAIL(matcher->start(-1, status), U_INDEX_OUTOFBOUNDS_ERROR); | |
| 1987 | REGEX_ASSERT_FAIL(matcher->start( 4, status), U_INDEX_OUTOFBOUNDS_ERROR); | |
| 1988 | matcher->reset(); | |
| 1989 | REGEX_ASSERT_FAIL(matcher->start( 0, status), U_REGEX_INVALID_STATE); | |
| 1990 | ||
| 1991 | matcher->lookingAt(status); | |
| 57a6839d | 1992 | |
| 729e4ab9 A |
1993 | UnicodeString dest; |
| 1994 | UText destText = UTEXT_INITIALIZER; | |
| 1995 | utext_openUnicodeString(&destText, &dest, &status); | |
| 1996 | UText *result; | |
| 1997 | //const char str_0123456789[] = { 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x00 }; /* 0123456789 */ | |
| b331163b | 1998 | // Test shallow-clone API |
| 729e4ab9 A |
1999 | int64_t group_len; |
| 2000 | result = matcher->group((UText *)NULL, group_len, status); | |
| 2001 | REGEX_CHECK_STATUS; | |
| 2002 | REGEX_ASSERT_UTEXT_UTF8(str_0123456789, result); | |
| 2003 | utext_close(result); | |
| 2004 | result = matcher->group(0, &destText, group_len, status); | |
| 2005 | REGEX_CHECK_STATUS; | |
| 2006 | REGEX_ASSERT(result == &destText); | |
| 2007 | REGEX_ASSERT_UTEXT_UTF8(str_0123456789, result); | |
| 2008 | // destText is now immutable, reopen it | |
| 2009 | utext_close(&destText); | |
| 2010 | utext_openUnicodeString(&destText, &dest, &status); | |
| 57a6839d | 2011 | |
| b331163b A |
2012 | int64_t length; |
| 2013 | result = matcher->group(0, NULL, length, status); | |
| 729e4ab9 A |
2014 | REGEX_CHECK_STATUS; |
| 2015 | REGEX_ASSERT_UTEXT_UTF8(str_0123456789, result); | |
| 2016 | utext_close(result); | |
| b331163b | 2017 | result = matcher->group(0, &destText, length, status); |
| 729e4ab9 A |
2018 | REGEX_CHECK_STATUS; |
| 2019 | REGEX_ASSERT(result == &destText); | |
| b331163b A |
2020 | REGEX_ASSERT(utext_getNativeIndex(result) == 0); |
| 2021 | REGEX_ASSERT(length == 10); | |
| 2022 | REGEX_ASSERT_UTEXT_INVARIANT("0123456789", result); | |
| 57a6839d | 2023 | |
| b331163b A |
2024 | // Capture Group 1 == "234567" |
| 2025 | result = matcher->group(1, NULL, length, status); | |
| 729e4ab9 | 2026 | REGEX_CHECK_STATUS; |
| b331163b A |
2027 | REGEX_ASSERT(utext_getNativeIndex(result) == 2); |
| 2028 | REGEX_ASSERT(length == 6); | |
| 2029 | REGEX_ASSERT_UTEXT_INVARIANT("0123456789", result); | |
| 729e4ab9 | 2030 | utext_close(result); |
| b331163b A |
2031 | |
| 2032 | result = matcher->group(1, &destText, length, status); | |
| 729e4ab9 A |
2033 | REGEX_CHECK_STATUS; |
| 2034 | REGEX_ASSERT(result == &destText); | |
| b331163b A |
2035 | REGEX_ASSERT(utext_getNativeIndex(result) == 2); |
| 2036 | REGEX_ASSERT(length == 6); | |
| 2037 | REGEX_ASSERT_UTEXT_INVARIANT("0123456789", result); | |
| 2038 | utext_close(result); | |
| 57a6839d | 2039 | |
| b331163b A |
2040 | // Capture Group 2 == "45" |
| 2041 | result = matcher->group(2, NULL, length, status); | |
| 729e4ab9 | 2042 | REGEX_CHECK_STATUS; |
| b331163b A |
2043 | REGEX_ASSERT(utext_getNativeIndex(result) == 4); |
| 2044 | REGEX_ASSERT(length == 2); | |
| 2045 | REGEX_ASSERT_UTEXT_INVARIANT("0123456789", result); | |
| 729e4ab9 | 2046 | utext_close(result); |
| b331163b A |
2047 | |
| 2048 | result = matcher->group(2, &destText, length, status); | |
| 729e4ab9 A |
2049 | REGEX_CHECK_STATUS; |
| 2050 | REGEX_ASSERT(result == &destText); | |
| b331163b A |
2051 | REGEX_ASSERT(utext_getNativeIndex(result) == 4); |
| 2052 | REGEX_ASSERT(length == 2); | |
| 2053 | REGEX_ASSERT_UTEXT_INVARIANT("0123456789", result); | |
| 2054 | utext_close(result); | |
| 57a6839d | 2055 | |
| b331163b A |
2056 | // Capture Group 3 == "89" |
| 2057 | result = matcher->group(3, NULL, length, status); | |
| 729e4ab9 | 2058 | REGEX_CHECK_STATUS; |
| b331163b A |
2059 | REGEX_ASSERT(utext_getNativeIndex(result) == 8); |
| 2060 | REGEX_ASSERT(length == 2); | |
| 2061 | REGEX_ASSERT_UTEXT_INVARIANT("0123456789", result); | |
| 729e4ab9 | 2062 | utext_close(result); |
| b331163b A |
2063 | |
| 2064 | result = matcher->group(3, &destText, length, status); | |
| 729e4ab9 A |
2065 | REGEX_CHECK_STATUS; |
| 2066 | REGEX_ASSERT(result == &destText); | |
| b331163b A |
2067 | REGEX_ASSERT(utext_getNativeIndex(result) == 8); |
| 2068 | REGEX_ASSERT(length == 2); | |
| 2069 | REGEX_ASSERT_UTEXT_INVARIANT("0123456789", result); | |
| 2070 | utext_close(result); | |
| 729e4ab9 | 2071 | |
| b331163b A |
2072 | // Capture Group number out of range. |
| 2073 | status = U_ZERO_ERROR; | |
| 729e4ab9 | 2074 | REGEX_ASSERT_FAIL(matcher->group(-1, status), U_INDEX_OUTOFBOUNDS_ERROR); |
| b331163b | 2075 | status = U_ZERO_ERROR; |
| 729e4ab9 | 2076 | REGEX_ASSERT_FAIL(matcher->group( 4, status), U_INDEX_OUTOFBOUNDS_ERROR); |
| b331163b | 2077 | status = U_ZERO_ERROR; |
| 729e4ab9 A |
2078 | matcher->reset(); |
| 2079 | REGEX_ASSERT_FAIL(matcher->group( 0, status), U_REGEX_INVALID_STATE); | |
| 2080 | ||
| 2081 | delete matcher; | |
| 2082 | delete pat; | |
| 57a6839d | 2083 | |
| 729e4ab9 A |
2084 | utext_close(&destText); |
| 2085 | utext_close(&input); | |
| 2086 | utext_close(&re); | |
| 2087 | } | |
| 2088 | ||
| 2089 | // | |
| 2090 | // find | |
| 2091 | // | |
| 2092 | { | |
| 2093 | int32_t flags=0; | |
| 2094 | UParseError pe; | |
| 2095 | UErrorCode status=U_ZERO_ERROR; | |
| 2096 | UText re=UTEXT_INITIALIZER; | |
| 2097 | const char str_abc[] = { 0x61, 0x62, 0x63, 0x00 }; /* abc */ | |
| 2098 | utext_openUTF8(&re, str_abc, -1, &status); | |
| 2099 | ||
| 2100 | RegexPattern *pat = RegexPattern::compile(&re, flags, pe, status); | |
| 2101 | REGEX_CHECK_STATUS; | |
| 2102 | UText input = UTEXT_INITIALIZER; | |
| 2103 | const char str_abcabcabc[] = { 0x2e, 0x61, 0x62, 0x63, 0x2e, 0x2e, 0x61, 0x62, 0x63, 0x2e, 0x2e, 0x2e, 0x61, 0x62, 0x63, 0x2e, 0x2e, 0x00 }; /* .abc..abc...abc.. */ | |
| 2104 | utext_openUTF8(&input, str_abcabcabc, -1, &status); | |
| 2105 | // 012345678901234567 | |
| 2106 | ||
| 4388f060 | 2107 | RegexMatcher *matcher = &pat->matcher(status)->reset(&input); |
| 729e4ab9 A |
2108 | REGEX_CHECK_STATUS; |
| 2109 | REGEX_ASSERT(matcher->find()); | |
| 2110 | REGEX_ASSERT(matcher->start(status) == 1); | |
| 2111 | REGEX_ASSERT(matcher->find()); | |
| 2112 | REGEX_ASSERT(matcher->start(status) == 6); | |
| 2113 | REGEX_ASSERT(matcher->find()); | |
| 2114 | REGEX_ASSERT(matcher->start(status) == 12); | |
| 2115 | REGEX_ASSERT(matcher->find() == FALSE); | |
| 2116 | REGEX_ASSERT(matcher->find() == FALSE); | |
| 2117 | ||
| 2118 | matcher->reset(); | |
| 2119 | REGEX_ASSERT(matcher->find()); | |
| 2120 | REGEX_ASSERT(matcher->start(status) == 1); | |
| 2121 | ||
| 2122 | REGEX_ASSERT(matcher->find(0, status)); | |
| 2123 | REGEX_ASSERT(matcher->start(status) == 1); | |
| 2124 | REGEX_ASSERT(matcher->find(1, status)); | |
| 2125 | REGEX_ASSERT(matcher->start(status) == 1); | |
| 2126 | REGEX_ASSERT(matcher->find(2, status)); | |
| 2127 | REGEX_ASSERT(matcher->start(status) == 6); | |
| 2128 | REGEX_ASSERT(matcher->find(12, status)); | |
| 2129 | REGEX_ASSERT(matcher->start(status) == 12); | |
| 2130 | REGEX_ASSERT(matcher->find(13, status) == FALSE); | |
| 2131 | REGEX_ASSERT(matcher->find(16, status) == FALSE); | |
| 2132 | REGEX_ASSERT(matcher->find(17, status) == FALSE); | |
| 2133 | REGEX_ASSERT_FAIL(matcher->start(status), U_REGEX_INVALID_STATE); | |
| 2134 | ||
| 2135 | status = U_ZERO_ERROR; | |
| 2136 | REGEX_ASSERT_FAIL(matcher->find(-1, status), U_INDEX_OUTOFBOUNDS_ERROR); | |
| 2137 | status = U_ZERO_ERROR; | |
| 2138 | REGEX_ASSERT_FAIL(matcher->find(18, status), U_INDEX_OUTOFBOUNDS_ERROR); | |
| 2139 | ||
| 2140 | REGEX_ASSERT(matcher->groupCount() == 0); | |
| 2141 | ||
| 2142 | delete matcher; | |
| 2143 | delete pat; | |
| 57a6839d | 2144 | |
| 729e4ab9 A |
2145 | utext_close(&input); |
| 2146 | utext_close(&re); | |
| 2147 | } | |
| 2148 | ||
| 2149 | ||
| 2150 | // | |
| 2151 | // find, with \G in pattern (true if at the end of a previous match). | |
| 2152 | // | |
| 2153 | { | |
| 2154 | int32_t flags=0; | |
| 2155 | UParseError pe; | |
| 2156 | UErrorCode status=U_ZERO_ERROR; | |
| 2157 | UText re=UTEXT_INITIALIZER; | |
| 2158 | const char str_Gabcabc[] = { 0x2e, 0x2a, 0x3f, 0x28, 0x3f, 0x3a, 0x28, 0x5c, 0x47, 0x61, 0x62, 0x63, 0x29, 0x7c, 0x28, 0x61, 0x62, 0x63, 0x29, 0x29, 0x00 }; /* .*?(?:(\\Gabc)|(abc)) */ | |
| 2159 | utext_openUTF8(&re, str_Gabcabc, -1, &status); | |
| 2160 | ||
| 2161 | RegexPattern *pat = RegexPattern::compile(&re, flags, pe, status); | |
| 57a6839d | 2162 | |
| 729e4ab9 A |
2163 | REGEX_CHECK_STATUS; |
| 2164 | UText input = UTEXT_INITIALIZER; | |
| 2165 | const char str_abcabcabc[] = { 0x2e, 0x61, 0x62, 0x63, 0x61, 0x62, 0x63, 0x2e, 0x61, 0x62, 0x63, 0x2e, 0x2e, 0x00 }; /* .abcabc.abc.. */ | |
| 2166 | utext_openUTF8(&input, str_abcabcabc, -1, &status); | |
| 2167 | // 012345678901234567 | |
| 2168 | ||
| 4388f060 | 2169 | RegexMatcher *matcher = &pat->matcher(status)->reset(&input); |
| 729e4ab9 A |
2170 | REGEX_CHECK_STATUS; |
| 2171 | REGEX_ASSERT(matcher->find()); | |
| 2172 | REGEX_ASSERT(matcher->start(status) == 0); | |
| 2173 | REGEX_ASSERT(matcher->start(1, status) == -1); | |
| 2174 | REGEX_ASSERT(matcher->start(2, status) == 1); | |
| 2175 | ||
| 2176 | REGEX_ASSERT(matcher->find()); | |
| 2177 | REGEX_ASSERT(matcher->start(status) == 4); | |
| 2178 | REGEX_ASSERT(matcher->start(1, status) == 4); | |
| 2179 | REGEX_ASSERT(matcher->start(2, status) == -1); | |
| 2180 | REGEX_CHECK_STATUS; | |
| 2181 | ||
| 2182 | delete matcher; | |
| 2183 | delete pat; | |
| 57a6839d | 2184 | |
| 729e4ab9 A |
2185 | utext_close(&input); |
| 2186 | utext_close(&re); | |
| 2187 | } | |
| 2188 | ||
| 2189 | // | |
| 2190 | // find with zero length matches, match position should bump ahead | |
| 2191 | // to prevent loops. | |
| 2192 | // | |
| 2193 | { | |
| 2194 | int32_t i; | |
| 2195 | UErrorCode status=U_ZERO_ERROR; | |
| 2196 | RegexMatcher m("(?= ?)", 0, status); // This pattern will zero-length matches anywhere, | |
| 2197 | // using an always-true look-ahead. | |
| 2198 | REGEX_CHECK_STATUS; | |
| 2199 | UText s = UTEXT_INITIALIZER; | |
| 2200 | utext_openUTF8(&s, " ", -1, &status); | |
| 2201 | m.reset(&s); | |
| 2202 | for (i=0; ; i++) { | |
| 2203 | if (m.find() == FALSE) { | |
| 2204 | break; | |
| 2205 | } | |
| 2206 | REGEX_ASSERT(m.start(status) == i); | |
| 2207 | REGEX_ASSERT(m.end(status) == i); | |
| 2208 | } | |
| 2209 | REGEX_ASSERT(i==5); | |
| 2210 | ||
| 2211 | // Check that the bump goes over characters outside the BMP OK | |
| 2212 | // "\\U00010001\\U00010002\\U00010003\\U00010004".unescape()...in UTF-8 | |
| 2213 | unsigned char aboveBMP[] = {0xF0, 0x90, 0x80, 0x81, 0xF0, 0x90, 0x80, 0x82, 0xF0, 0x90, 0x80, 0x83, 0xF0, 0x90, 0x80, 0x84, 0x00}; | |
| 2214 | utext_openUTF8(&s, (char *)aboveBMP, -1, &status); | |
| 2215 | m.reset(&s); | |
| 2216 | for (i=0; ; i+=4) { | |
| 2217 | if (m.find() == FALSE) { | |
| 2218 | break; | |
| 2219 | } | |
| 2220 | REGEX_ASSERT(m.start(status) == i); | |
| 2221 | REGEX_ASSERT(m.end(status) == i); | |
| 2222 | } | |
| 2223 | REGEX_ASSERT(i==20); | |
| 57a6839d | 2224 | |
| 729e4ab9 A |
2225 | utext_close(&s); |
| 2226 | } | |
| 2227 | { | |
| 2228 | // find() loop breaking test. | |
| 2229 | // with pattern of /.?/, should see a series of one char matches, then a single | |
| 2230 | // match of zero length at the end of the input string. | |
| 2231 | int32_t i; | |
| 2232 | UErrorCode status=U_ZERO_ERROR; | |
| 2233 | RegexMatcher m(".?", 0, status); | |
| 2234 | REGEX_CHECK_STATUS; | |
| 2235 | UText s = UTEXT_INITIALIZER; | |
| 2236 | utext_openUTF8(&s, " ", -1, &status); | |
| 2237 | m.reset(&s); | |
| 2238 | for (i=0; ; i++) { | |
| 2239 | if (m.find() == FALSE) { | |
| 2240 | break; | |
| 2241 | } | |
| 2242 | REGEX_ASSERT(m.start(status) == i); | |
| 2243 | REGEX_ASSERT(m.end(status) == (i<4 ? i+1 : i)); | |
| 2244 | } | |
| 2245 | REGEX_ASSERT(i==5); | |
| 57a6839d | 2246 | |
| 729e4ab9 A |
2247 | utext_close(&s); |
| 2248 | } | |
| 2249 | ||
| 2250 | ||
| 2251 | // | |
| 2252 | // Matchers with no input string behave as if they had an empty input string. | |
| 2253 | // | |
| 2254 | ||
| 2255 | { | |
| 2256 | UErrorCode status = U_ZERO_ERROR; | |
| 2257 | RegexMatcher m(".?", 0, status); | |
| 2258 | REGEX_CHECK_STATUS; | |
| 2259 | REGEX_ASSERT(m.find()); | |
| 2260 | REGEX_ASSERT(m.start(status) == 0); | |
| 2261 | REGEX_ASSERT(m.input() == ""); | |
| 2262 | } | |
| 2263 | { | |
| 2264 | UErrorCode status = U_ZERO_ERROR; | |
| 2265 | RegexPattern *p = RegexPattern::compile(".", 0, status); | |
| 2266 | RegexMatcher *m = p->matcher(status); | |
| 2267 | REGEX_CHECK_STATUS; | |
| 2268 | ||
| 2269 | REGEX_ASSERT(m->find() == FALSE); | |
| 2270 | REGEX_ASSERT(utext_nativeLength(m->inputText()) == 0); | |
| 2271 | delete m; | |
| 2272 | delete p; | |
| 2273 | } | |
| 57a6839d | 2274 | |
| 729e4ab9 A |
2275 | // |
| 2276 | // Regions | |
| 2277 | // | |
| 2278 | { | |
| 2279 | UErrorCode status = U_ZERO_ERROR; | |
| 2280 | UText testPattern = UTEXT_INITIALIZER; | |
| 2281 | UText testText = UTEXT_INITIALIZER; | |
| 2282 | regextst_openUTF8FromInvariant(&testPattern, ".*", -1, &status); | |
| 2283 | REGEX_VERBOSE_TEXT(&testPattern); | |
| 2284 | regextst_openUTF8FromInvariant(&testText, "This is test data", -1, &status); | |
| 2285 | REGEX_VERBOSE_TEXT(&testText); | |
| 57a6839d | 2286 | |
| 729e4ab9 A |
2287 | RegexMatcher m(&testPattern, &testText, 0, status); |
| 2288 | REGEX_CHECK_STATUS; | |
| 2289 | REGEX_ASSERT(m.regionStart() == 0); | |
| 2290 | REGEX_ASSERT(m.regionEnd() == (int32_t)strlen("This is test data")); | |
| 2291 | REGEX_ASSERT(m.hasTransparentBounds() == FALSE); | |
| 2292 | REGEX_ASSERT(m.hasAnchoringBounds() == TRUE); | |
| 57a6839d | 2293 | |
| 729e4ab9 A |
2294 | m.region(2,4, status); |
| 2295 | REGEX_CHECK_STATUS; | |
| 2296 | REGEX_ASSERT(m.matches(status)); | |
| 2297 | REGEX_ASSERT(m.start(status)==2); | |
| 2298 | REGEX_ASSERT(m.end(status)==4); | |
| 2299 | REGEX_CHECK_STATUS; | |
| 57a6839d | 2300 | |
| 729e4ab9 A |
2301 | m.reset(); |
| 2302 | REGEX_ASSERT(m.regionStart() == 0); | |
| 2303 | REGEX_ASSERT(m.regionEnd() == (int32_t)strlen("This is test data")); | |
| 57a6839d | 2304 | |
| 729e4ab9 A |
2305 | regextst_openUTF8FromInvariant(&testText, "short", -1, &status); |
| 2306 | REGEX_VERBOSE_TEXT(&testText); | |
| 2307 | m.reset(&testText); | |
| 2308 | REGEX_ASSERT(m.regionStart() == 0); | |
| 2309 | REGEX_ASSERT(m.regionEnd() == (int32_t)strlen("short")); | |
| 57a6839d | 2310 | |
| 729e4ab9 A |
2311 | REGEX_ASSERT(m.hasAnchoringBounds() == TRUE); |
| 2312 | REGEX_ASSERT(&m == &m.useAnchoringBounds(FALSE)); | |
| 2313 | REGEX_ASSERT(m.hasAnchoringBounds() == FALSE); | |
| 2314 | REGEX_ASSERT(&m == &m.reset()); | |
| 2315 | REGEX_ASSERT(m.hasAnchoringBounds() == FALSE); | |
| 57a6839d | 2316 | |
| 729e4ab9 A |
2317 | REGEX_ASSERT(&m == &m.useAnchoringBounds(TRUE)); |
| 2318 | REGEX_ASSERT(m.hasAnchoringBounds() == TRUE); | |
| 2319 | REGEX_ASSERT(&m == &m.reset()); | |
| 2320 | REGEX_ASSERT(m.hasAnchoringBounds() == TRUE); | |
| 57a6839d | 2321 | |
| 729e4ab9 A |
2322 | REGEX_ASSERT(m.hasTransparentBounds() == FALSE); |
| 2323 | REGEX_ASSERT(&m == &m.useTransparentBounds(TRUE)); | |
| 2324 | REGEX_ASSERT(m.hasTransparentBounds() == TRUE); | |
| 2325 | REGEX_ASSERT(&m == &m.reset()); | |
| 2326 | REGEX_ASSERT(m.hasTransparentBounds() == TRUE); | |
| 2327 | ||
| 2328 | REGEX_ASSERT(&m == &m.useTransparentBounds(FALSE)); | |
| 2329 | REGEX_ASSERT(m.hasTransparentBounds() == FALSE); | |
| 2330 | REGEX_ASSERT(&m == &m.reset()); | |
| 2331 | REGEX_ASSERT(m.hasTransparentBounds() == FALSE); | |
| 57a6839d | 2332 | |
| 729e4ab9 A |
2333 | utext_close(&testText); |
| 2334 | utext_close(&testPattern); | |
| 2335 | } | |
| 57a6839d | 2336 | |
| 729e4ab9 A |
2337 | // |
| 2338 | // hitEnd() and requireEnd() | |
| 2339 | // | |
| 2340 | { | |
| 2341 | UErrorCode status = U_ZERO_ERROR; | |
| 2342 | UText testPattern = UTEXT_INITIALIZER; | |
| 2343 | UText testText = UTEXT_INITIALIZER; | |
| 2344 | const char str_[] = { 0x2e, 0x2a, 0x00 }; /* .* */ | |
| 2345 | const char str_aabb[] = { 0x61, 0x61, 0x62, 0x62, 0x00 }; /* aabb */ | |
| 2346 | utext_openUTF8(&testPattern, str_, -1, &status); | |
| 2347 | utext_openUTF8(&testText, str_aabb, -1, &status); | |
| 57a6839d | 2348 | |
| 729e4ab9 A |
2349 | RegexMatcher m1(&testPattern, &testText, 0, status); |
| 2350 | REGEX_ASSERT(m1.lookingAt(status) == TRUE); | |
| 2351 | REGEX_ASSERT(m1.hitEnd() == TRUE); | |
| 2352 | REGEX_ASSERT(m1.requireEnd() == FALSE); | |
| 2353 | REGEX_CHECK_STATUS; | |
| 57a6839d | 2354 | |
| 729e4ab9 A |
2355 | status = U_ZERO_ERROR; |
| 2356 | const char str_a[] = { 0x61, 0x2a, 0x00 }; /* a* */ | |
| 2357 | utext_openUTF8(&testPattern, str_a, -1, &status); | |
| 2358 | RegexMatcher m2(&testPattern, &testText, 0, status); | |
| 2359 | REGEX_ASSERT(m2.lookingAt(status) == TRUE); | |
| 2360 | REGEX_ASSERT(m2.hitEnd() == FALSE); | |
| 2361 | REGEX_ASSERT(m2.requireEnd() == FALSE); | |
| 2362 | REGEX_CHECK_STATUS; | |
| 2363 | ||
| 2364 | status = U_ZERO_ERROR; | |
| 2365 | const char str_dotstardollar[] = { 0x2e, 0x2a, 0x24, 0x00 }; /* .*$ */ | |
| 2366 | utext_openUTF8(&testPattern, str_dotstardollar, -1, &status); | |
| 2367 | RegexMatcher m3(&testPattern, &testText, 0, status); | |
| 2368 | REGEX_ASSERT(m3.lookingAt(status) == TRUE); | |
| 2369 | REGEX_ASSERT(m3.hitEnd() == TRUE); | |
| 2370 | REGEX_ASSERT(m3.requireEnd() == TRUE); | |
| 2371 | REGEX_CHECK_STATUS; | |
| 57a6839d | 2372 | |
| 729e4ab9 A |
2373 | utext_close(&testText); |
| 2374 | utext_close(&testPattern); | |
| 2375 | } | |
| 2376 | } | |
| 2377 | ||
| 2378 | ||
| 2379 | //--------------------------------------------------------------------------- | |
| 2380 | // | |
| 2381 | // API_Replace_UTF8 API test for class RegexMatcher, testing the | |
| 2382 | // Replace family of functions. | |
| 2383 | // | |
| 2384 | //--------------------------------------------------------------------------- | |
| 2385 | void RegexTest::API_Replace_UTF8() { | |
| 2386 | // | |
| 2387 | // Replace | |
| 2388 | // | |
| 2389 | int32_t flags=0; | |
| 2390 | UParseError pe; | |
| 2391 | UErrorCode status=U_ZERO_ERROR; | |
| 2392 | ||
| 2393 | UText re=UTEXT_INITIALIZER; | |
| 2394 | regextst_openUTF8FromInvariant(&re, "abc", -1, &status); | |
| 2395 | REGEX_VERBOSE_TEXT(&re); | |
| 2396 | RegexPattern *pat = RegexPattern::compile(&re, flags, pe, status); | |
| 2397 | REGEX_CHECK_STATUS; | |
| 57a6839d | 2398 | |
| 729e4ab9 A |
2399 | char data[] = { 0x2e, 0x61, 0x62, 0x63, 0x2e, 0x2e, 0x61, 0x62, 0x63, 0x2e, 0x2e, 0x2e, 0x61, 0x62, 0x63, 0x2e, 0x2e, 0x00 }; /* .abc..abc...abc.. */ |
| 2400 | // 012345678901234567 | |
| 2401 | UText dataText = UTEXT_INITIALIZER; | |
| 2402 | utext_openUTF8(&dataText, data, -1, &status); | |
| 2403 | REGEX_CHECK_STATUS; | |
| 2404 | REGEX_VERBOSE_TEXT(&dataText); | |
| 4388f060 | 2405 | RegexMatcher *matcher = &pat->matcher(status)->reset(&dataText); |
| 729e4ab9 A |
2406 | |
| 2407 | // | |
| 2408 | // Plain vanilla matches. | |
| 2409 | // | |
| 2410 | UnicodeString dest; | |
| 2411 | UText destText = UTEXT_INITIALIZER; | |
| 2412 | utext_openUnicodeString(&destText, &dest, &status); | |
| 2413 | UText *result; | |
| 57a6839d | 2414 | |
| 729e4ab9 | 2415 | UText replText = UTEXT_INITIALIZER; |
| 57a6839d | 2416 | |
| 729e4ab9 A |
2417 | const char str_yz[] = { 0x79, 0x7a, 0x00 }; /* yz */ |
| 2418 | utext_openUTF8(&replText, str_yz, -1, &status); | |
| 2419 | REGEX_VERBOSE_TEXT(&replText); | |
| 2420 | result = matcher->replaceFirst(&replText, NULL, status); | |
| 2421 | REGEX_CHECK_STATUS; | |
| 2422 | const char str_yzabcabc[] = { 0x2e, 0x79, 0x7a, 0x2e, 0x2e, 0x61, 0x62, 0x63, 0x2e, 0x2e, 0x2e, 0x61, 0x62, 0x63, 0x2e, 0x2e, 0x00 }; /* .yz..abc...abc.. */ | |
| 2423 | REGEX_ASSERT_UTEXT_UTF8(str_yzabcabc, result); | |
| 2424 | utext_close(result); | |
| 2425 | result = matcher->replaceFirst(&replText, &destText, status); | |
| 2426 | REGEX_CHECK_STATUS; | |
| 2427 | REGEX_ASSERT(result == &destText); | |
| 2428 | REGEX_ASSERT_UTEXT_UTF8(str_yzabcabc, result); | |
| 2429 | ||
| 2430 | result = matcher->replaceAll(&replText, NULL, status); | |
| 2431 | REGEX_CHECK_STATUS; | |
| 2432 | const char str_yzyzyz[] = { 0x2e, 0x79, 0x7a, 0x2e, 0x2e, 0x79, 0x7a, 0x2e, 0x2e, 0x2e, 0x79, 0x7a, 0x2e, 0x2e, 0x00 }; /* .yz..yz...yz.. */ | |
| 2433 | REGEX_ASSERT_UTEXT_UTF8(str_yzyzyz, result); | |
| 2434 | utext_close(result); | |
| 2435 | ||
| 2436 | utext_replace(&destText, 0, utext_nativeLength(&destText), NULL, 0, &status); | |
| 2437 | result = matcher->replaceAll(&replText, &destText, status); | |
| 2438 | REGEX_CHECK_STATUS; | |
| 2439 | REGEX_ASSERT(result == &destText); | |
| 2440 | REGEX_ASSERT_UTEXT_UTF8(str_yzyzyz, result); | |
| 2441 | ||
| 2442 | // | |
| 2443 | // Plain vanilla non-matches. | |
| 2444 | // | |
| 2445 | const char str_abxabxabx[] = { 0x2e, 0x61, 0x62, 0x78, 0x2e, 0x2e, 0x61, 0x62, 0x78, 0x2e, 0x2e, 0x2e, 0x61, 0x62, 0x78, 0x2e, 0x2e, 0x00 }; /* .abx..abx...abx.. */ | |
| 2446 | utext_openUTF8(&dataText, str_abxabxabx, -1, &status); | |
| 2447 | matcher->reset(&dataText); | |
| 57a6839d | 2448 | |
| 729e4ab9 A |
2449 | result = matcher->replaceFirst(&replText, NULL, status); |
| 2450 | REGEX_CHECK_STATUS; | |
| 2451 | REGEX_ASSERT_UTEXT_UTF8(str_abxabxabx, result); | |
| 2452 | utext_close(result); | |
| 2453 | result = matcher->replaceFirst(&replText, &destText, status); | |
| 2454 | REGEX_CHECK_STATUS; | |
| 2455 | REGEX_ASSERT(result == &destText); | |
| 2456 | REGEX_ASSERT_UTEXT_UTF8(str_abxabxabx, result); | |
| 2457 | ||
| 2458 | result = matcher->replaceAll(&replText, NULL, status); | |
| 2459 | REGEX_CHECK_STATUS; | |
| 2460 | REGEX_ASSERT_UTEXT_UTF8(str_abxabxabx, result); | |
| 2461 | utext_close(result); | |
| 2462 | utext_replace(&destText, 0, utext_nativeLength(&destText), NULL, 0, &status); | |
| 2463 | result = matcher->replaceAll(&replText, &destText, status); | |
| 2464 | REGEX_CHECK_STATUS; | |
| 2465 | REGEX_ASSERT(result == &destText); | |
| 2466 | REGEX_ASSERT_UTEXT_UTF8(str_abxabxabx, result); | |
| 2467 | ||
| 2468 | // | |
| 2469 | // Empty source string | |
| 2470 | // | |
| 2471 | utext_openUTF8(&dataText, NULL, 0, &status); | |
| 2472 | matcher->reset(&dataText); | |
| 57a6839d | 2473 | |
| 729e4ab9 A |
2474 | result = matcher->replaceFirst(&replText, NULL, status); |
| 2475 | REGEX_CHECK_STATUS; | |
| 2476 | REGEX_ASSERT_UTEXT_UTF8("", result); | |
| 2477 | utext_close(result); | |
| 2478 | result = matcher->replaceFirst(&replText, &destText, status); | |
| 2479 | REGEX_CHECK_STATUS; | |
| 2480 | REGEX_ASSERT(result == &destText); | |
| 2481 | REGEX_ASSERT_UTEXT_UTF8("", result); | |
| 2482 | ||
| 2483 | result = matcher->replaceAll(&replText, NULL, status); | |
| 2484 | REGEX_CHECK_STATUS; | |
| 2485 | REGEX_ASSERT_UTEXT_UTF8("", result); | |
| 2486 | utext_close(result); | |
| 2487 | result = matcher->replaceAll(&replText, &destText, status); | |
| 2488 | REGEX_CHECK_STATUS; | |
| 2489 | REGEX_ASSERT(result == &destText); | |
| 2490 | REGEX_ASSERT_UTEXT_UTF8("", result); | |
| 2491 | ||
| 2492 | // | |
| 2493 | // Empty substitution string | |
| 2494 | // | |
| 2495 | utext_openUTF8(&dataText, data, -1, &status); // ".abc..abc...abc.." | |
| 2496 | matcher->reset(&dataText); | |
| 57a6839d | 2497 | |
| 729e4ab9 A |
2498 | utext_openUTF8(&replText, NULL, 0, &status); |
| 2499 | result = matcher->replaceFirst(&replText, NULL, status); | |
| 2500 | REGEX_CHECK_STATUS; | |
| 2501 | const char str_abcabc[] = { 0x2e, 0x2e, 0x2e, 0x61, 0x62, 0x63, 0x2e, 0x2e, 0x2e, 0x61, 0x62, 0x63, 0x2e, 0x2e, 0x00 }; /* ...abc...abc.. */ | |
| 2502 | REGEX_ASSERT_UTEXT_UTF8(str_abcabc, result); | |
| 2503 | utext_close(result); | |
| 2504 | result = matcher->replaceFirst(&replText, &destText, status); | |
| 2505 | REGEX_CHECK_STATUS; | |
| 2506 | REGEX_ASSERT(result == &destText); | |
| 2507 | REGEX_ASSERT_UTEXT_UTF8(str_abcabc, result); | |
| 2508 | ||
| 2509 | result = matcher->replaceAll(&replText, NULL, status); | |
| 2510 | REGEX_CHECK_STATUS; | |
| 2511 | const char str_dots[] = { 0x2e, 0x2e, 0x2e, 0x2e, 0x2e, 0x2e, 0x2e, 0x2e, 0x00 }; /* ........ */ | |
| 2512 | REGEX_ASSERT_UTEXT_UTF8(str_dots, result); | |
| 2513 | utext_close(result); | |
| 2514 | utext_replace(&destText, 0, utext_nativeLength(&destText), NULL, 0, &status); | |
| 2515 | result = matcher->replaceAll(&replText, &destText, status); | |
| 2516 | REGEX_CHECK_STATUS; | |
| 2517 | REGEX_ASSERT(result == &destText); | |
| 2518 | REGEX_ASSERT_UTEXT_UTF8(str_dots, result); | |
| 2519 | ||
| 2520 | // | |
| 2521 | // match whole string | |
| 2522 | // | |
| 2523 | const char str_abc[] = { 0x61, 0x62, 0x63, 0x00 }; /* abc */ | |
| 2524 | utext_openUTF8(&dataText, str_abc, -1, &status); | |
| 2525 | matcher->reset(&dataText); | |
| 2526 | ||
| 2527 | const char str_xyz[] = { 0x78, 0x79, 0x7a, 0x00 }; /* xyz */ | |
| 2528 | utext_openUTF8(&replText, str_xyz, -1, &status); | |
| 2529 | result = matcher->replaceFirst(&replText, NULL, status); | |
| 2530 | REGEX_CHECK_STATUS; | |
| 2531 | REGEX_ASSERT_UTEXT_UTF8(str_xyz, result); | |
| 2532 | utext_close(result); | |
| 2533 | utext_replace(&destText, 0, utext_nativeLength(&destText), NULL, 0, &status); | |
| 2534 | result = matcher->replaceFirst(&replText, &destText, status); | |
| 2535 | REGEX_CHECK_STATUS; | |
| 2536 | REGEX_ASSERT(result == &destText); | |
| 2537 | REGEX_ASSERT_UTEXT_UTF8(str_xyz, result); | |
| 2538 | ||
| 2539 | result = matcher->replaceAll(&replText, NULL, status); | |
| 2540 | REGEX_CHECK_STATUS; | |
| 2541 | REGEX_ASSERT_UTEXT_UTF8(str_xyz, result); | |
| 2542 | utext_close(result); | |
| 2543 | utext_replace(&destText, 0, utext_nativeLength(&destText), NULL, 0, &status); | |
| 2544 | result = matcher->replaceAll(&replText, &destText, status); | |
| 2545 | REGEX_CHECK_STATUS; | |
| 2546 | REGEX_ASSERT(result == &destText); | |
| 2547 | REGEX_ASSERT_UTEXT_UTF8(str_xyz, result); | |
| 2548 | ||
| 2549 | // | |
| 2550 | // Capture Group, simple case | |
| 2551 | // | |
| 2552 | const char str_add[] = { 0x61, 0x28, 0x2e, 0x2e, 0x29, 0x00 }; /* a(..) */ | |
| 2553 | utext_openUTF8(&re, str_add, -1, &status); | |
| 2554 | RegexPattern *pat2 = RegexPattern::compile(&re, flags, pe, status); | |
| 2555 | REGEX_CHECK_STATUS; | |
| 2556 | ||
| 2557 | const char str_abcdefg[] = { 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, 0x00 }; /* abcdefg */ | |
| 2558 | utext_openUTF8(&dataText, str_abcdefg, -1, &status); | |
| 4388f060 | 2559 | RegexMatcher *matcher2 = &pat2->matcher(status)->reset(&dataText); |
| 729e4ab9 | 2560 | REGEX_CHECK_STATUS; |
| 57a6839d | 2561 | |
| 729e4ab9 A |
2562 | const char str_11[] = { 0x24, 0x31, 0x24, 0x31, 0x00 }; /* $1$1 */ |
| 2563 | utext_openUTF8(&replText, str_11, -1, &status); | |
| 2564 | result = matcher2->replaceFirst(&replText, NULL, status); | |
| 2565 | REGEX_CHECK_STATUS; | |
| 2566 | const char str_bcbcdefg[] = { 0x62, 0x63, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, 0x00 }; /* bcbcdefg */ | |
| 2567 | REGEX_ASSERT_UTEXT_UTF8(str_bcbcdefg, result); | |
| 2568 | utext_close(result); | |
| 2569 | utext_replace(&destText, 0, utext_nativeLength(&destText), NULL, 0, &status); | |
| 2570 | result = matcher2->replaceFirst(&replText, &destText, status); | |
| 2571 | REGEX_CHECK_STATUS; | |
| 2572 | REGEX_ASSERT(result == &destText); | |
| 2573 | REGEX_ASSERT_UTEXT_UTF8(str_bcbcdefg, result); | |
| 57a6839d A |
2574 | |
| 2575 | const char str_v[24] = { 0x54, 0x68, 0x65, 0x20, 0x76, 0x61, 0x6c, 0x75, 0x65, 0x20, 0x6f, 0x66, 0x20, 0x5c, 0x24, 0x31, 0x20, 0x69, 0x73, 0x20, 0x24, 0x31, 0x2e, 0x00 }; /* The value of \$1 is $1. */ | |
| 4388f060 A |
2576 | utext_openUTF8(&replText, str_v, -1, &status); |
| 2577 | REGEX_VERBOSE_TEXT(&replText); | |
| 729e4ab9 A |
2578 | result = matcher2->replaceFirst(&replText, NULL, status); |
| 2579 | REGEX_CHECK_STATUS; | |
| 2580 | const char str_Thevalueof1isbcdefg[] = { 0x54, 0x68, 0x65, 0x20, 0x76, 0x61, 0x6c, 0x75, 0x65, 0x20, 0x6f, 0x66, 0x20, 0x24, 0x31, 0x20, 0x69, 0x73, 0x20, 0x62, 0x63, 0x2e, 0x64, 0x65, 0x66, 0x67, 0x00 }; /* The value of $1 is bc.defg */ | |
| 2581 | REGEX_ASSERT_UTEXT_UTF8(str_Thevalueof1isbcdefg, result); | |
| 2582 | utext_close(result); | |
| 2583 | utext_replace(&destText, 0, utext_nativeLength(&destText), NULL, 0, &status); | |
| 2584 | result = matcher2->replaceFirst(&replText, &destText, status); | |
| 2585 | REGEX_CHECK_STATUS; | |
| 2586 | REGEX_ASSERT(result == &destText); | |
| 2587 | REGEX_ASSERT_UTEXT_UTF8(str_Thevalueof1isbcdefg, result); | |
| 57a6839d | 2588 | |
| b331163b A |
2589 | const char str_byitselfnogroupnumber[] = { 0x5c, 0x24, 0x20, 0x62, 0x79, 0x20, 0x69, 0x74, 0x73, 0x65, 0x6c, |
| 2590 | 0x66, 0x2c, 0x20, 0x6e, 0x6f, 0x20, 0x67, 0x72, 0x6f, 0x75, 0x70, 0x20, 0x6e, 0x75, 0x6d, 0x62, | |
| 2591 | 0x65, 0x72, 0x20, 0x5c, 0x24, 0x5c, 0x24, 0x5c, 0x24, 0x00 }; /* \$ by itself, no group number \$\$\$ */ | |
| 729e4ab9 A |
2592 | utext_openUTF8(&replText, str_byitselfnogroupnumber, -1, &status); |
| 2593 | result = matcher2->replaceFirst(&replText, NULL, status); | |
| 2594 | REGEX_CHECK_STATUS; | |
| 2595 | const char str_byitselfnogroupnumberdefg[] = { 0x24, 0x20, 0x62, 0x79, 0x20, 0x69, 0x74, 0x73, 0x65, 0x6c, 0x66, 0x2c, 0x20, 0x6e, 0x6f, 0x20, 0x67, 0x72, 0x6f, 0x75, 0x70, 0x20, 0x6e, 0x75, 0x6d, 0x62, 0x65, 0x72, 0x20, 0x24, 0x24, 0x24, 0x64, 0x65, 0x66, 0x67, 0x00 }; /* $ by itself, no group number $$$defg */ | |
| 2596 | REGEX_ASSERT_UTEXT_UTF8(str_byitselfnogroupnumberdefg, result); | |
| 2597 | utext_close(result); | |
| 2598 | utext_replace(&destText, 0, utext_nativeLength(&destText), NULL, 0, &status); | |
| 2599 | result = matcher2->replaceFirst(&replText, &destText, status); | |
| 2600 | REGEX_CHECK_STATUS; | |
| 2601 | REGEX_ASSERT(result == &destText); | |
| 2602 | REGEX_ASSERT_UTEXT_UTF8(str_byitselfnogroupnumberdefg, result); | |
| 2603 | ||
| 2604 | unsigned char supplDigitChars[] = { 0x53, 0x75, 0x70, 0x70, 0x6c, 0x65, 0x6d, 0x65, 0x6e, 0x74, 0x61, 0x6c, 0x20, 0x44, 0x69, 0x67, 0x69, 0x74, 0x20, 0x31, 0x20, 0x24, 0x78, 0x78, 0x78, 0x78, 0x2e, 0x00 }; /* Supplemental Digit 1 $xxxx. */ | |
| 2605 | //unsigned char supplDigitChars[] = "Supplemental Digit 1 $xxxx."; // \U0001D7CF, MATHEMATICAL BOLD DIGIT ONE | |
| 2606 | // 012345678901234567890123456 | |
| 2607 | supplDigitChars[22] = 0xF0; | |
| 2608 | supplDigitChars[23] = 0x9D; | |
| 2609 | supplDigitChars[24] = 0x9F; | |
| 2610 | supplDigitChars[25] = 0x8F; | |
| 2611 | utext_openUTF8(&replText, (char *)supplDigitChars, -1, &status); | |
| 57a6839d | 2612 | |
| 729e4ab9 A |
2613 | result = matcher2->replaceFirst(&replText, NULL, status); |
| 2614 | REGEX_CHECK_STATUS; | |
| 2615 | const char str_SupplementalDigit1bcdefg[] = { 0x53, 0x75, 0x70, 0x70, 0x6c, 0x65, 0x6d, 0x65, 0x6e, 0x74, 0x61, 0x6c, 0x20, 0x44, 0x69, 0x67, 0x69, 0x74, 0x20, 0x31, 0x20, 0x62, 0x63, 0x2e, 0x64, 0x65, 0x66, 0x67, 0x00 }; /* Supplemental Digit 1 bc.defg */ | |
| 2616 | REGEX_ASSERT_UTEXT_UTF8(str_SupplementalDigit1bcdefg, result); | |
| 2617 | utext_close(result); | |
| 2618 | utext_replace(&destText, 0, utext_nativeLength(&destText), NULL, 0, &status); | |
| 2619 | result = matcher2->replaceFirst(&replText, &destText, status); | |
| 2620 | REGEX_CHECK_STATUS; | |
| 2621 | REGEX_ASSERT(result == &destText); | |
| 2622 | REGEX_ASSERT_UTEXT_UTF8(str_SupplementalDigit1bcdefg, result); | |
| 2623 | const char str_badcapturegroupnumber5[] = { 0x62, 0x61, 0x64, 0x20, 0x63, 0x61, 0x70, 0x74, 0x75, 0x72, 0x65, 0x20, 0x67, 0x72, 0x6f, 0x75, 0x70, 0x20, 0x6e, 0x75, 0x6d, 0x62, 0x65, 0x72, 0x20, 0x24, 0x35, 0x2e, 0x2e, 0x2e, 0x00 }; /* bad capture group number $5..." */ | |
| 2624 | utext_openUTF8(&replText, str_badcapturegroupnumber5, -1, &status); | |
| 2625 | REGEX_ASSERT_FAIL((result = matcher2->replaceFirst(&replText, NULL, status)), U_INDEX_OUTOFBOUNDS_ERROR); | |
| 2626 | // REGEX_ASSERT_UTEXT_UTF8("abcdefg", result); | |
| 2627 | utext_close(result); | |
| 2628 | utext_replace(&destText, 0, utext_nativeLength(&destText), NULL, 0, &status); | |
| 2629 | REGEX_ASSERT_FAIL((result = matcher2->replaceFirst(&replText, &destText, status)), U_INDEX_OUTOFBOUNDS_ERROR); | |
| 2630 | REGEX_ASSERT(result == &destText); | |
| 2631 | // REGEX_ASSERT_UTEXT_UTF8("abcdefg", result); | |
| 2632 | ||
| 2633 | // | |
| 2634 | // Replacement String with \u hex escapes | |
| 2635 | // | |
| 2636 | { | |
| 2637 | const char str_abc1abc2abc3[] = { 0x61, 0x62, 0x63, 0x20, 0x31, 0x20, 0x61, 0x62, 0x63, 0x20, 0x32, 0x20, 0x61, 0x62, 0x63, 0x20, 0x33, 0x00 }; /* abc 1 abc 2 abc 3 */ | |
| 2638 | const char str_u0043[] = { 0x2d, 0x2d, 0x5c, 0x75, 0x30, 0x30, 0x34, 0x33, 0x2d, 0x2d, 0x00 }; /* --\u0043-- */ | |
| 2639 | utext_openUTF8(&dataText, str_abc1abc2abc3, -1, &status); | |
| 2640 | utext_openUTF8(&replText, str_u0043, -1, &status); | |
| 2641 | matcher->reset(&dataText); | |
| 57a6839d | 2642 | |
| 729e4ab9 A |
2643 | result = matcher->replaceAll(&replText, NULL, status); |
| 2644 | REGEX_CHECK_STATUS; | |
| 2645 | const char str_C1C2C3[] = { 0x2d, 0x2d, 0x43, 0x2d, 0x2d, 0x20, 0x31, 0x20, 0x2d, 0x2d, 0x43, 0x2d, 0x2d, 0x20, 0x32, 0x20, 0x2d, 0x2d, 0x43, 0x2d, 0x2d, 0x20, 0x33, 0x00 }; /* --C-- 1 --C-- 2 --C-- 3 */ | |
| 2646 | REGEX_ASSERT_UTEXT_UTF8(str_C1C2C3, result); | |
| 2647 | utext_close(result); | |
| 2648 | utext_replace(&destText, 0, utext_nativeLength(&destText), NULL, 0, &status); | |
| 2649 | result = matcher->replaceAll(&replText, &destText, status); | |
| 2650 | REGEX_CHECK_STATUS; | |
| 2651 | REGEX_ASSERT(result == &destText); | |
| 2652 | REGEX_ASSERT_UTEXT_UTF8(str_C1C2C3, result); | |
| 2653 | } | |
| 2654 | { | |
| 2655 | const char str_abc[] = { 0x61, 0x62, 0x63, 0x20, 0x21, 0x00 }; /* abc ! */ | |
| 2656 | utext_openUTF8(&dataText, str_abc, -1, &status); | |
| 2657 | const char str_U00010000[] = { 0x2d, 0x2d, 0x5c, 0x55, 0x30, 0x30, 0x30, 0x31, 0x30, 0x30, 0x30, 0x30, 0x2d, 0x2d, 0x00 }; /* --\U00010000-- */ | |
| 2658 | utext_openUTF8(&replText, str_U00010000, -1, &status); | |
| 2659 | matcher->reset(&dataText); | |
| 2660 | ||
| 2661 | unsigned char expected[] = { 0x2d, 0x2d, 0x78, 0x78, 0x78, 0x78, 0x2d, 0x2d, 0x20, 0x21, 0x00 }; /* --xxxx-- ! */ // \U00010000, "LINEAR B SYLLABLE B008 A" | |
| 57a6839d | 2662 | // 0123456789 |
| 729e4ab9 A |
2663 | expected[2] = 0xF0; |
| 2664 | expected[3] = 0x90; | |
| 2665 | expected[4] = 0x80; | |
| 2666 | expected[5] = 0x80; | |
| 2667 | ||
| 2668 | result = matcher->replaceAll(&replText, NULL, status); | |
| 2669 | REGEX_CHECK_STATUS; | |
| 2670 | REGEX_ASSERT_UTEXT_UTF8((char *)expected, result); | |
| 2671 | utext_close(result); | |
| 2672 | utext_replace(&destText, 0, utext_nativeLength(&destText), NULL, 0, &status); | |
| 2673 | result = matcher->replaceAll(&replText, &destText, status); | |
| 2674 | REGEX_CHECK_STATUS; | |
| 2675 | REGEX_ASSERT(result == &destText); | |
| 2676 | REGEX_ASSERT_UTEXT_UTF8((char *)expected, result); | |
| 2677 | } | |
| 2678 | // TODO: need more through testing of capture substitutions. | |
| 2679 | ||
| 2680 | // Bug 4057 | |
| 2681 | // | |
| 2682 | { | |
| 2683 | status = U_ZERO_ERROR; | |
| 2684 | const char str_ssee[] = { 0x73, 0x73, 0x28, 0x2e, 0x2a, 0x3f, 0x29, 0x65, 0x65, 0x00 }; /* ss(.*?)ee */ | |
| 2685 | const char str_blah[] = { 0x54, 0x68, 0x65, 0x20, 0x6d, 0x61, 0x74, 0x63, 0x68, 0x65, 0x73, 0x20, 0x73, 0x74, 0x61, 0x72, 0x74, 0x20, 0x77, 0x69, 0x74, 0x68, 0x20, 0x73, 0x73, 0x20, 0x61, 0x6e, 0x64, 0x20, 0x65, 0x6e, 0x64, 0x20, 0x77, 0x69, 0x74, 0x68, 0x20, 0x65, 0x65, 0x20, 0x73, 0x73, 0x20, 0x73, 0x74, 0x75, 0x66, 0x66, 0x20, 0x65, 0x65, 0x20, 0x66, 0x69, 0x6e, 0x00 }; /* The matches start with ss and end with ee ss stuff ee fin */ | |
| 2686 | const char str_ooh[] = { 0x6f, 0x6f, 0x68, 0x00 }; /* ooh */ | |
| 2687 | utext_openUTF8(&re, str_ssee, -1, &status); | |
| 2688 | utext_openUTF8(&dataText, str_blah, -1, &status); | |
| 2689 | utext_openUTF8(&replText, str_ooh, -1, &status); | |
| 57a6839d | 2690 | |
| 729e4ab9 A |
2691 | RegexMatcher m(&re, 0, status); |
| 2692 | REGEX_CHECK_STATUS; | |
| 57a6839d | 2693 | |
| 729e4ab9 A |
2694 | UnicodeString result; |
| 2695 | UText resultText = UTEXT_INITIALIZER; | |
| 2696 | utext_openUnicodeString(&resultText, &result, &status); | |
| 2697 | ||
| 2698 | // Multiple finds do NOT bump up the previous appendReplacement postion. | |
| 2699 | m.reset(&dataText); | |
| 2700 | m.find(); | |
| 2701 | m.find(); | |
| 2702 | m.appendReplacement(&resultText, &replText, status); | |
| 2703 | REGEX_CHECK_STATUS; | |
| 2704 | const char str_blah2[] = { 0x54, 0x68, 0x65, 0x20, 0x6d, 0x61, 0x74, 0x63, 0x68, 0x65, 0x73, 0x20, 0x73, 0x74, 0x61, 0x72, 0x74, 0x20, 0x77, 0x69, 0x74, 0x68, 0x20, 0x73, 0x73, 0x20, 0x61, 0x6e, 0x64, 0x20, 0x65, 0x6e, 0x64, 0x20, 0x77, 0x69, 0x74, 0x68, 0x20, 0x65, 0x65, 0x20, 0x6f, 0x6f, 0x68, 0x00 }; /* The matches start with ss and end with ee ooh */ | |
| 2705 | REGEX_ASSERT_UTEXT_UTF8(str_blah2, &resultText); | |
| 2706 | ||
| 2707 | // After a reset into the interior of a string, appendReplacement still starts at beginning. | |
| 2708 | status = U_ZERO_ERROR; | |
| 2709 | result.truncate(0); | |
| 2710 | utext_openUnicodeString(&resultText, &result, &status); | |
| 2711 | m.reset(10, status); | |
| 2712 | m.find(); | |
| 2713 | m.find(); | |
| 2714 | m.appendReplacement(&resultText, &replText, status); | |
| 2715 | REGEX_CHECK_STATUS; | |
| 2716 | const char str_blah3[] = { 0x54, 0x68, 0x65, 0x20, 0x6d, 0x61, 0x74, 0x63, 0x68, 0x65, 0x73, 0x20, 0x73, 0x74, 0x61, 0x72, 0x74, 0x20, 0x77, 0x69, 0x74, 0x68, 0x20, 0x73, 0x73, 0x20, 0x61, 0x6e, 0x64, 0x20, 0x65, 0x6e, 0x64, 0x20, 0x77, 0x69, 0x74, 0x68, 0x20, 0x65, 0x65, 0x20, 0x6f, 0x6f, 0x68, 0x00 }; /* The matches start with ss and end with ee ooh */ | |
| 2717 | REGEX_ASSERT_UTEXT_UTF8(str_blah3, &resultText); | |
| 2718 | ||
| 2719 | // find() at interior of string, appendReplacement still starts at beginning. | |
| 2720 | status = U_ZERO_ERROR; | |
| 2721 | result.truncate(0); | |
| 2722 | utext_openUnicodeString(&resultText, &result, &status); | |
| 2723 | m.reset(); | |
| 2724 | m.find(10, status); | |
| 2725 | m.find(); | |
| 2726 | m.appendReplacement(&resultText, &replText, status); | |
| 2727 | REGEX_CHECK_STATUS; | |
| 2728 | const char str_blah8[] = { 0x54, 0x68, 0x65, 0x20, 0x6d, 0x61, 0x74, 0x63, 0x68, 0x65, 0x73, 0x20, 0x73, 0x74, 0x61, 0x72, 0x74, 0x20, 0x77, 0x69, 0x74, 0x68, 0x20, 0x73, 0x73, 0x20, 0x61, 0x6e, 0x64, 0x20, 0x65, 0x6e, 0x64, 0x20, 0x77, 0x69, 0x74, 0x68, 0x20, 0x65, 0x65, 0x20, 0x6f, 0x6f, 0x68, 0x00 }; /* The matches start with ss and end with ee ooh */ | |
| 2729 | REGEX_ASSERT_UTEXT_UTF8(str_blah8, &resultText); | |
| 2730 | ||
| 2731 | m.appendTail(&resultText, status); | |
| 2732 | const char str_blah9[] = { 0x54, 0x68, 0x65, 0x20, 0x6d, 0x61, 0x74, 0x63, 0x68, 0x65, 0x73, 0x20, 0x73, 0x74, 0x61, 0x72, 0x74, 0x20, 0x77, 0x69, 0x74, 0x68, 0x20, 0x73, 0x73, 0x20, 0x61, 0x6e, 0x64, 0x20, 0x65, 0x6e, 0x64, 0x20, 0x77, 0x69, 0x74, 0x68, 0x20, 0x65, 0x65, 0x20, 0x6f, 0x6f, 0x68, 0x20, 0x66, 0x69, 0x6e, 0x00 }; /* The matches start with ss and end with ee ooh fin */ | |
| 2733 | REGEX_ASSERT_UTEXT_UTF8(str_blah9, &resultText); | |
| 57a6839d | 2734 | |
| 729e4ab9 A |
2735 | utext_close(&resultText); |
| 2736 | } | |
| 2737 | ||
| 2738 | delete matcher2; | |
| 2739 | delete pat2; | |
| 2740 | delete matcher; | |
| 2741 | delete pat; | |
| 57a6839d | 2742 | |
| 729e4ab9 A |
2743 | utext_close(&dataText); |
| 2744 | utext_close(&replText); | |
| 2745 | utext_close(&destText); | |
| 2746 | utext_close(&re); | |
| 2747 | } | |
| 2748 | ||
| 2749 | ||
| 2750 | //--------------------------------------------------------------------------- | |
| 2751 | // | |
| 2752 | // API_Pattern_UTF8 Test that the API for class RegexPattern is | |
| 2753 | // present and nominally working. | |
| 2754 | // | |
| 2755 | //--------------------------------------------------------------------------- | |
| 2756 | void RegexTest::API_Pattern_UTF8() { | |
| 2757 | RegexPattern pata; // Test default constructor to not crash. | |
| 2758 | RegexPattern patb; | |
| 2759 | ||
| 2760 | REGEX_ASSERT(pata == patb); | |
| 2761 | REGEX_ASSERT(pata == pata); | |
| 2762 | ||
| 2763 | UText re1 = UTEXT_INITIALIZER; | |
| 2764 | UText re2 = UTEXT_INITIALIZER; | |
| 2765 | UErrorCode status = U_ZERO_ERROR; | |
| 2766 | UParseError pe; | |
| 57a6839d | 2767 | |
| 729e4ab9 A |
2768 | const char str_abcalmz[] = { 0x61, 0x62, 0x63, 0x5b, 0x61, 0x2d, 0x6c, 0x5d, 0x5b, 0x6d, 0x2d, 0x7a, 0x5d, 0x00 }; /* abc[a-l][m-z] */ |
| 2769 | const char str_def[] = { 0x64, 0x65, 0x66, 0x00 }; /* def */ | |
| 2770 | utext_openUTF8(&re1, str_abcalmz, -1, &status); | |
| 2771 | utext_openUTF8(&re2, str_def, -1, &status); | |
| 2772 | ||
| 2773 | RegexPattern *pat1 = RegexPattern::compile(&re1, 0, pe, status); | |
| 2774 | RegexPattern *pat2 = RegexPattern::compile(&re2, 0, pe, status); | |
| 2775 | REGEX_CHECK_STATUS; | |
| 2776 | REGEX_ASSERT(*pat1 == *pat1); | |
| 2777 | REGEX_ASSERT(*pat1 != pata); | |
| 2778 | ||
| 2779 | // Assign | |
| 2780 | patb = *pat1; | |
| 2781 | REGEX_ASSERT(patb == *pat1); | |
| 2782 | ||
| 2783 | // Copy Construct | |
| 2784 | RegexPattern patc(*pat1); | |
| 2785 | REGEX_ASSERT(patc == *pat1); | |
| 2786 | REGEX_ASSERT(patb == patc); | |
| 2787 | REGEX_ASSERT(pat1 != pat2); | |
| 2788 | patb = *pat2; | |
| 2789 | REGEX_ASSERT(patb != patc); | |
| 2790 | REGEX_ASSERT(patb == *pat2); | |
| 2791 | ||
| 2792 | // Compile with no flags. | |
| 2793 | RegexPattern *pat1a = RegexPattern::compile(&re1, pe, status); | |
| 2794 | REGEX_ASSERT(*pat1a == *pat1); | |
| 2795 | ||
| 2796 | REGEX_ASSERT(pat1a->flags() == 0); | |
| 2797 | ||
| 2798 | // Compile with different flags should be not equal | |
| 2799 | RegexPattern *pat1b = RegexPattern::compile(&re1, UREGEX_CASE_INSENSITIVE, pe, status); | |
| 2800 | REGEX_CHECK_STATUS; | |
| 2801 | ||
| 2802 | REGEX_ASSERT(*pat1b != *pat1a); | |
| 2803 | REGEX_ASSERT(pat1b->flags() == UREGEX_CASE_INSENSITIVE); | |
| 2804 | REGEX_ASSERT(pat1a->flags() == 0); | |
| 2805 | delete pat1b; | |
| 2806 | ||
| 2807 | // clone | |
| 2808 | RegexPattern *pat1c = pat1->clone(); | |
| 2809 | REGEX_ASSERT(*pat1c == *pat1); | |
| 2810 | REGEX_ASSERT(*pat1c != *pat2); | |
| 2811 | ||
| 2812 | delete pat1c; | |
| 2813 | delete pat1a; | |
| 2814 | delete pat1; | |
| 2815 | delete pat2; | |
| 57a6839d | 2816 | |
| 729e4ab9 A |
2817 | utext_close(&re1); |
| 2818 | utext_close(&re2); | |
| 2819 | ||
| 2820 | ||
| 2821 | // | |
| 2822 | // Verify that a matcher created from a cloned pattern works. | |
| 2823 | // (Jitterbug 3423) | |
| 2824 | // | |
| 2825 | { | |
| 2826 | UErrorCode status = U_ZERO_ERROR; | |
| 2827 | UText pattern = UTEXT_INITIALIZER; | |
| 2828 | const char str_pL[] = { 0x5c, 0x70, 0x7b, 0x4c, 0x7d, 0x2b, 0x00 }; /* \p{L}+ */ | |
| 2829 | utext_openUTF8(&pattern, str_pL, -1, &status); | |
| 57a6839d | 2830 | |
| 729e4ab9 A |
2831 | RegexPattern *pSource = RegexPattern::compile(&pattern, 0, status); |
| 2832 | RegexPattern *pClone = pSource->clone(); | |
| 2833 | delete pSource; | |
| 2834 | RegexMatcher *mFromClone = pClone->matcher(status); | |
| 2835 | REGEX_CHECK_STATUS; | |
| 57a6839d | 2836 | |
| 729e4ab9 A |
2837 | UText input = UTEXT_INITIALIZER; |
| 2838 | const char str_HelloWorld[] = { 0x48, 0x65, 0x6c, 0x6c, 0x6f, 0x20, 0x57, 0x6f, 0x72, 0x6c, 0x64, 0x00 }; /* Hello World */ | |
| 2839 | utext_openUTF8(&input, str_HelloWorld, -1, &status); | |
| 2840 | mFromClone->reset(&input); | |
| 2841 | REGEX_ASSERT(mFromClone->find() == TRUE); | |
| 2842 | REGEX_ASSERT(mFromClone->group(status) == "Hello"); | |
| 2843 | REGEX_ASSERT(mFromClone->find() == TRUE); | |
| 2844 | REGEX_ASSERT(mFromClone->group(status) == "World"); | |
| 2845 | REGEX_ASSERT(mFromClone->find() == FALSE); | |
| 2846 | delete mFromClone; | |
| 2847 | delete pClone; | |
| 57a6839d | 2848 | |
| 729e4ab9 A |
2849 | utext_close(&input); |
| 2850 | utext_close(&pattern); | |
| 2851 | } | |
| 2852 | ||
| 2853 | // | |
| 2854 | // matches convenience API | |
| 2855 | // | |
| 2856 | { | |
| 2857 | UErrorCode status = U_ZERO_ERROR; | |
| 2858 | UText pattern = UTEXT_INITIALIZER; | |
| 2859 | UText input = UTEXT_INITIALIZER; | |
| 57a6839d | 2860 | |
| 729e4ab9 A |
2861 | const char str_randominput[] = { 0x72, 0x61, 0x6e, 0x64, 0x6f, 0x6d, 0x20, 0x69, 0x6e, 0x70, 0x75, 0x74, 0x00 }; /* random input */ |
| 2862 | utext_openUTF8(&input, str_randominput, -1, &status); | |
| 2863 | ||
| 2864 | const char str_dotstar[] = { 0x2e, 0x2a, 0x00 }; /* .* */ | |
| 2865 | utext_openUTF8(&pattern, str_dotstar, -1, &status); | |
| 2866 | REGEX_ASSERT(RegexPattern::matches(&pattern, &input, pe, status) == TRUE); | |
| 2867 | REGEX_CHECK_STATUS; | |
| 57a6839d | 2868 | |
| 729e4ab9 A |
2869 | const char str_abc[] = { 0x61, 0x62, 0x63, 0x00 }; /* abc */ |
| 2870 | utext_openUTF8(&pattern, str_abc, -1, &status); | |
| 2871 | REGEX_ASSERT(RegexPattern::matches("abc", "random input", pe, status) == FALSE); | |
| 2872 | REGEX_CHECK_STATUS; | |
| 57a6839d | 2873 | |
| 729e4ab9 A |
2874 | const char str_nput[] = { 0x2e, 0x2a, 0x6e, 0x70, 0x75, 0x74, 0x00 }; /* .*nput */ |
| 2875 | utext_openUTF8(&pattern, str_nput, -1, &status); | |
| 2876 | REGEX_ASSERT(RegexPattern::matches(".*nput", "random input", pe, status) == TRUE); | |
| 2877 | REGEX_CHECK_STATUS; | |
| 57a6839d | 2878 | |
| 729e4ab9 A |
2879 | utext_openUTF8(&pattern, str_randominput, -1, &status); |
| 2880 | REGEX_ASSERT(RegexPattern::matches("random input", "random input", pe, status) == TRUE); | |
| 2881 | REGEX_CHECK_STATUS; | |
| 2882 | ||
| 2883 | const char str_u[] = { 0x2e, 0x2a, 0x75, 0x00 }; /* .*u */ | |
| 2884 | utext_openUTF8(&pattern, str_u, -1, &status); | |
| 2885 | REGEX_ASSERT(RegexPattern::matches(".*u", "random input", pe, status) == FALSE); | |
| 2886 | REGEX_CHECK_STATUS; | |
| 57a6839d | 2887 | |
| 729e4ab9 A |
2888 | utext_openUTF8(&input, str_abc, -1, &status); |
| 2889 | utext_openUTF8(&pattern, str_abc, -1, &status); | |
| 2890 | status = U_INDEX_OUTOFBOUNDS_ERROR; | |
| 2891 | REGEX_ASSERT(RegexPattern::matches("abc", "abc", pe, status) == FALSE); | |
| 2892 | REGEX_ASSERT(status == U_INDEX_OUTOFBOUNDS_ERROR); | |
| 57a6839d | 2893 | |
| 729e4ab9 A |
2894 | utext_close(&input); |
| 2895 | utext_close(&pattern); | |
| 2896 | } | |
| 2897 | ||
| 2898 | ||
| 2899 | // | |
| 2900 | // Split() | |
| 2901 | // | |
| 2902 | status = U_ZERO_ERROR; | |
| 2903 | const char str_spaceplus[] = { 0x20, 0x2b, 0x00 }; /* + */ | |
| 2904 | utext_openUTF8(&re1, str_spaceplus, -1, &status); | |
| 2905 | pat1 = RegexPattern::compile(&re1, pe, status); | |
| 2906 | REGEX_CHECK_STATUS; | |
| 2907 | UnicodeString fields[10]; | |
| 2908 | ||
| 2909 | int32_t n; | |
| 2910 | n = pat1->split("Now is the time", fields, 10, status); | |
| 2911 | REGEX_CHECK_STATUS; | |
| 2912 | REGEX_ASSERT(n==4); | |
| 2913 | REGEX_ASSERT(fields[0]=="Now"); | |
| 2914 | REGEX_ASSERT(fields[1]=="is"); | |
| 2915 | REGEX_ASSERT(fields[2]=="the"); | |
| 2916 | REGEX_ASSERT(fields[3]=="time"); | |
| 2917 | REGEX_ASSERT(fields[4]==""); | |
| 2918 | ||
| 2919 | n = pat1->split("Now is the time", fields, 2, status); | |
| 2920 | REGEX_CHECK_STATUS; | |
| 2921 | REGEX_ASSERT(n==2); | |
| 2922 | REGEX_ASSERT(fields[0]=="Now"); | |
| 2923 | REGEX_ASSERT(fields[1]=="is the time"); | |
| 2924 | REGEX_ASSERT(fields[2]=="the"); // left over from previous test | |
| 2925 | ||
| 2926 | fields[1] = "*"; | |
| 2927 | status = U_ZERO_ERROR; | |
| 2928 | n = pat1->split("Now is the time", fields, 1, status); | |
| 2929 | REGEX_CHECK_STATUS; | |
| 2930 | REGEX_ASSERT(n==1); | |
| 2931 | REGEX_ASSERT(fields[0]=="Now is the time"); | |
| 2932 | REGEX_ASSERT(fields[1]=="*"); | |
| 2933 | status = U_ZERO_ERROR; | |
| 2934 | ||
| 2935 | n = pat1->split(" Now is the time ", fields, 10, status); | |
| 2936 | REGEX_CHECK_STATUS; | |
| 4388f060 | 2937 | REGEX_ASSERT(n==6); |
| 729e4ab9 A |
2938 | REGEX_ASSERT(fields[0]==""); |
| 2939 | REGEX_ASSERT(fields[1]=="Now"); | |
| 2940 | REGEX_ASSERT(fields[2]=="is"); | |
| 2941 | REGEX_ASSERT(fields[3]=="the"); | |
| 2942 | REGEX_ASSERT(fields[4]=="time"); | |
| 2943 | REGEX_ASSERT(fields[5]==""); | |
| 4388f060 | 2944 | REGEX_ASSERT(fields[6]==""); |
| 729e4ab9 | 2945 | |
| 4388f060 | 2946 | fields[2] = "*"; |
| 729e4ab9 A |
2947 | n = pat1->split(" ", fields, 10, status); |
| 2948 | REGEX_CHECK_STATUS; | |
| 4388f060 | 2949 | REGEX_ASSERT(n==2); |
| 729e4ab9 | 2950 | REGEX_ASSERT(fields[0]==""); |
| 4388f060 A |
2951 | REGEX_ASSERT(fields[1]==""); |
| 2952 | REGEX_ASSERT(fields[2]=="*"); | |
| 729e4ab9 A |
2953 | |
| 2954 | fields[0] = "foo"; | |
| 2955 | n = pat1->split("", fields, 10, status); | |
| 2956 | REGEX_CHECK_STATUS; | |
| 2957 | REGEX_ASSERT(n==0); | |
| 2958 | REGEX_ASSERT(fields[0]=="foo"); | |
| 2959 | ||
| 2960 | delete pat1; | |
| 2961 | ||
| 2962 | // split, with a pattern with (capture) | |
| 2963 | regextst_openUTF8FromInvariant(&re1, "<(\\w*)>", -1, &status); | |
| 2964 | pat1 = RegexPattern::compile(&re1, pe, status); | |
| 2965 | REGEX_CHECK_STATUS; | |
| 2966 | ||
| 2967 | status = U_ZERO_ERROR; | |
| 4388f060 | 2968 | fields[6] = fields[7] = "*"; |
| 729e4ab9 A |
2969 | n = pat1->split("<a>Now is <b>the time<c>", fields, 10, status); |
| 2970 | REGEX_CHECK_STATUS; | |
| 4388f060 | 2971 | REGEX_ASSERT(n==7); |
| 729e4ab9 A |
2972 | REGEX_ASSERT(fields[0]==""); |
| 2973 | REGEX_ASSERT(fields[1]=="a"); | |
| 2974 | REGEX_ASSERT(fields[2]=="Now is "); | |
| 2975 | REGEX_ASSERT(fields[3]=="b"); | |
| 2976 | REGEX_ASSERT(fields[4]=="the time"); | |
| 2977 | REGEX_ASSERT(fields[5]=="c"); | |
| 2978 | REGEX_ASSERT(fields[6]==""); | |
| 4388f060 | 2979 | REGEX_ASSERT(fields[7]=="*"); |
| 729e4ab9 A |
2980 | REGEX_ASSERT(status==U_ZERO_ERROR); |
| 2981 | ||
| 4388f060 | 2982 | fields[6] = fields[7] = "*"; |
| 729e4ab9 A |
2983 | n = pat1->split(" <a>Now is <b>the time<c>", fields, 10, status); |
| 2984 | REGEX_CHECK_STATUS; | |
| 4388f060 | 2985 | REGEX_ASSERT(n==7); |
| 729e4ab9 A |
2986 | REGEX_ASSERT(fields[0]==" "); |
| 2987 | REGEX_ASSERT(fields[1]=="a"); | |
| 2988 | REGEX_ASSERT(fields[2]=="Now is "); | |
| 2989 | REGEX_ASSERT(fields[3]=="b"); | |
| 2990 | REGEX_ASSERT(fields[4]=="the time"); | |
| 2991 | REGEX_ASSERT(fields[5]=="c"); | |
| 2992 | REGEX_ASSERT(fields[6]==""); | |
| 4388f060 | 2993 | REGEX_ASSERT(fields[7]=="*"); |
| 729e4ab9 A |
2994 | |
| 2995 | status = U_ZERO_ERROR; | |
| 2996 | fields[6] = "foo"; | |
| 4388f060 | 2997 | n = pat1->split(" <a>Now is <b>the time<c> ", fields, 6, status); |
| 729e4ab9 A |
2998 | REGEX_CHECK_STATUS; |
| 2999 | REGEX_ASSERT(n==6); | |
| 3000 | REGEX_ASSERT(fields[0]==" "); | |
| 3001 | REGEX_ASSERT(fields[1]=="a"); | |
| 3002 | REGEX_ASSERT(fields[2]=="Now is "); | |
| 3003 | REGEX_ASSERT(fields[3]=="b"); | |
| 3004 | REGEX_ASSERT(fields[4]=="the time"); | |
| 4388f060 | 3005 | REGEX_ASSERT(fields[5]==" "); |
| 729e4ab9 A |
3006 | REGEX_ASSERT(fields[6]=="foo"); |
| 3007 | ||
| 3008 | status = U_ZERO_ERROR; | |
| 3009 | fields[5] = "foo"; | |
| 3010 | n = pat1->split(" <a>Now is <b>the time<c>", fields, 5, status); | |
| 3011 | REGEX_CHECK_STATUS; | |
| 3012 | REGEX_ASSERT(n==5); | |
| 3013 | REGEX_ASSERT(fields[0]==" "); | |
| 3014 | REGEX_ASSERT(fields[1]=="a"); | |
| 3015 | REGEX_ASSERT(fields[2]=="Now is "); | |
| 3016 | REGEX_ASSERT(fields[3]=="b"); | |
| 3017 | REGEX_ASSERT(fields[4]=="the time<c>"); | |
| 3018 | REGEX_ASSERT(fields[5]=="foo"); | |
| 3019 | ||
| 3020 | status = U_ZERO_ERROR; | |
| 3021 | fields[5] = "foo"; | |
| 3022 | n = pat1->split(" <a>Now is <b>the time", fields, 5, status); | |
| 3023 | REGEX_CHECK_STATUS; | |
| 3024 | REGEX_ASSERT(n==5); | |
| 3025 | REGEX_ASSERT(fields[0]==" "); | |
| 3026 | REGEX_ASSERT(fields[1]=="a"); | |
| 3027 | REGEX_ASSERT(fields[2]=="Now is "); | |
| 3028 | REGEX_ASSERT(fields[3]=="b"); | |
| 3029 | REGEX_ASSERT(fields[4]=="the time"); | |
| 3030 | REGEX_ASSERT(fields[5]=="foo"); | |
| 3031 | ||
| 3032 | status = U_ZERO_ERROR; | |
| 3033 | n = pat1->split(" <a>Now is <b>the time<c>", fields, 4, status); | |
| 3034 | REGEX_CHECK_STATUS; | |
| 3035 | REGEX_ASSERT(n==4); | |
| 3036 | REGEX_ASSERT(fields[0]==" "); | |
| 3037 | REGEX_ASSERT(fields[1]=="a"); | |
| 3038 | REGEX_ASSERT(fields[2]=="Now is "); | |
| 3039 | REGEX_ASSERT(fields[3]=="the time<c>"); | |
| 3040 | status = U_ZERO_ERROR; | |
| 3041 | delete pat1; | |
| 3042 | ||
| 3043 | regextst_openUTF8FromInvariant(&re1, "([-,])", -1, &status); | |
| 3044 | pat1 = RegexPattern::compile(&re1, pe, status); | |
| 3045 | REGEX_CHECK_STATUS; | |
| 3046 | n = pat1->split("1-10,20", fields, 10, status); | |
| 3047 | REGEX_CHECK_STATUS; | |
| 3048 | REGEX_ASSERT(n==5); | |
| 3049 | REGEX_ASSERT(fields[0]=="1"); | |
| 3050 | REGEX_ASSERT(fields[1]=="-"); | |
| 3051 | REGEX_ASSERT(fields[2]=="10"); | |
| 3052 | REGEX_ASSERT(fields[3]==","); | |
| 3053 | REGEX_ASSERT(fields[4]=="20"); | |
| 3054 | delete pat1; | |
| 3055 | ||
| 3056 | ||
| b331163b A |
3057 | // |
| 3058 | // split of a UText based string, with library allocating output UTexts. | |
| 3059 | // | |
| 3060 | { | |
| 3061 | status = U_ZERO_ERROR; | |
| 3062 | RegexMatcher matcher(UnicodeString("(:)"), 0, status); | |
| 3063 | UnicodeString stringToSplit("first:second:third"); | |
| 3064 | UText *textToSplit = utext_openUnicodeString(NULL, &stringToSplit, &status); | |
| 3065 | REGEX_CHECK_STATUS; | |
| 3066 | ||
| 3067 | UText *splits[10] = {NULL}; | |
| 3068 | int32_t numFields = matcher.split(textToSplit, splits, UPRV_LENGTHOF(splits), status); | |
| 3069 | REGEX_CHECK_STATUS; | |
| 3070 | REGEX_ASSERT(numFields == 5); | |
| 3071 | REGEX_ASSERT_UTEXT_INVARIANT("first", splits[0]); | |
| 3072 | REGEX_ASSERT_UTEXT_INVARIANT(":", splits[1]); | |
| 3073 | REGEX_ASSERT_UTEXT_INVARIANT("second", splits[2]); | |
| 3074 | REGEX_ASSERT_UTEXT_INVARIANT(":", splits[3]); | |
| 3075 | REGEX_ASSERT_UTEXT_INVARIANT("third", splits[4]); | |
| 3076 | REGEX_ASSERT(splits[5] == NULL); | |
| 3077 | ||
| 3078 | for (int i=0; i<UPRV_LENGTHOF(splits); i++) { | |
| 3079 | if (splits[i]) { | |
| 3080 | utext_close(splits[i]); | |
| 3081 | splits[i] = NULL; | |
| 3082 | } | |
| 3083 | } | |
| 3084 | utext_close(textToSplit); | |
| 3085 | } | |
| 3086 | ||
| 3087 | ||
| 729e4ab9 A |
3088 | // |
| 3089 | // RegexPattern::pattern() and patternText() | |
| 3090 | // | |
| 3091 | pat1 = new RegexPattern(); | |
| 3092 | REGEX_ASSERT(pat1->pattern() == ""); | |
| 3093 | REGEX_ASSERT_UTEXT_UTF8("", pat1->patternText(status)); | |
| 3094 | delete pat1; | |
| 4388f060 A |
3095 | const char *helloWorldInvariant = "(Hello, world)*"; |
| 3096 | regextst_openUTF8FromInvariant(&re1, helloWorldInvariant, -1, &status); | |
| 729e4ab9 A |
3097 | pat1 = RegexPattern::compile(&re1, pe, status); |
| 3098 | REGEX_CHECK_STATUS; | |
| b331163b | 3099 | REGEX_ASSERT_UNISTR("(Hello, world)*", pat1->pattern()); |
| 729e4ab9 A |
3100 | REGEX_ASSERT_UTEXT_INVARIANT("(Hello, world)*", pat1->patternText(status)); |
| 3101 | delete pat1; | |
| 3102 | ||
| 3103 | utext_close(&re1); | |
| 3104 | } | |
| 3105 | ||
| 3106 | ||
| 3107 | //--------------------------------------------------------------------------- | |
| 3108 | // | |
| 3109 | // Extended A more thorough check for features of regex patterns | |
| 3110 | // The test cases are in a separate data file, | |
| 3111 | // source/tests/testdata/regextst.txt | |
| 3112 | // A description of the test data format is included in that file. | |
| 3113 | // | |
| 3114 | //--------------------------------------------------------------------------- | |
| 3115 | ||
| 3116 | const char * | |
| 3117 | RegexTest::getPath(char buffer[2048], const char *filename) { | |
| 3118 | UErrorCode status=U_ZERO_ERROR; | |
| 3119 | const char *testDataDirectory = IntlTest::getSourceTestData(status); | |
| 3120 | if (U_FAILURE(status)) { | |
| 3121 | errln("ERROR: loadTestData() failed - %s", u_errorName(status)); | |
| 3122 | return NULL; | |
| 3123 | } | |
| 3124 | ||
| 3125 | strcpy(buffer, testDataDirectory); | |
| 3126 | strcat(buffer, filename); | |
| 3127 | return buffer; | |
| 3128 | } | |
| 3129 | ||
| 3130 | void RegexTest::Extended() { | |
| 3131 | char tdd[2048]; | |
| 3132 | const char *srcPath; | |
| 3133 | UErrorCode status = U_ZERO_ERROR; | |
| 3134 | int32_t lineNum = 0; | |
| 3135 | ||
| 3136 | // | |
| 3137 | // Open and read the test data file. | |
| 3138 | // | |
| 3139 | srcPath=getPath(tdd, "regextst.txt"); | |
| 3140 | if(srcPath==NULL) { | |
| 3141 | return; /* something went wrong, error already output */ | |
| 3142 | } | |
| 3143 | ||
| 3144 | int32_t len; | |
| 3145 | UChar *testData = ReadAndConvertFile(srcPath, len, "utf-8", status); | |
| 3146 | if (U_FAILURE(status)) { | |
| 3147 | return; /* something went wrong, error already output */ | |
| 3148 | } | |
| 3149 | ||
| 3150 | // | |
| 3151 | // Put the test data into a UnicodeString | |
| 3152 | // | |
| 3153 | UnicodeString testString(FALSE, testData, len); | |
| 3154 | ||
| 3155 | RegexMatcher quotedStuffMat(UNICODE_STRING_SIMPLE("\\s*([\\'\\\"/])(.*?)\\1"), 0, status); | |
| 3156 | RegexMatcher commentMat (UNICODE_STRING_SIMPLE("\\s*(#.*)?$"), 0, status); | |
| 4388f060 | 3157 | RegexMatcher flagsMat (UNICODE_STRING_SIMPLE("\\s*([ixsmdteDEGLMQvabtyYzZ2-9]*)([:letter:]*)"), 0, status); |
| 729e4ab9 A |
3158 | |
| 3159 | RegexMatcher lineMat(UNICODE_STRING_SIMPLE("(.*?)\\r?\\n"), testString, 0, status); | |
| 3160 | UnicodeString testPattern; // The pattern for test from the test file. | |
| 3161 | UnicodeString testFlags; // the flags for a test. | |
| 3162 | UnicodeString matchString; // The marked up string to be used as input | |
| 3163 | ||
| 3164 | if (U_FAILURE(status)){ | |
| 57a6839d | 3165 | dataerrln("Construct RegexMatcher() error - %s", u_errorName(status)); |
| 729e4ab9 A |
3166 | delete [] testData; |
| 3167 | return; | |
| 3168 | } | |
| 3169 | ||
| 3170 | // | |
| 3171 | // Loop over the test data file, once per line. | |
| 3172 | // | |
| 3173 | while (lineMat.find()) { | |
| 3174 | lineNum++; | |
| 3175 | if (U_FAILURE(status)) { | |
| 3176 | errln("%s:%d: ICU Error \"%s\"", srcPath, lineNum, u_errorName(status)); | |
| 3177 | } | |
| 3178 | ||
| 3179 | status = U_ZERO_ERROR; | |
| 3180 | UnicodeString testLine = lineMat.group(1, status); | |
| 3181 | if (testLine.length() == 0) { | |
| 3182 | continue; | |
| 3183 | } | |
| 3184 | ||
| 3185 | // | |
| 3186 | // Parse the test line. Skip blank and comment only lines. | |
| 3187 | // Separate out the three main fields - pattern, flags, target. | |
| 3188 | // | |
| 3189 | ||
| 3190 | commentMat.reset(testLine); | |
| 3191 | if (commentMat.lookingAt(status)) { | |
| 3192 | // This line is a comment, or blank. | |
| 3193 | continue; | |
| 3194 | } | |
| 3195 | ||
| 3196 | // | |
| 3197 | // Pull out the pattern field, remove it from the test file line. | |
| 3198 | // | |
| 3199 | quotedStuffMat.reset(testLine); | |
| 3200 | if (quotedStuffMat.lookingAt(status)) { | |
| 3201 | testPattern = quotedStuffMat.group(2, status); | |
| 3202 | testLine.remove(0, quotedStuffMat.end(0, status)); | |
| 3203 | } else { | |
| 3204 | errln("Bad pattern (missing quotes?) at %s:%d", srcPath, lineNum); | |
| 3205 | continue; | |
| 3206 | } | |
| 3207 | ||
| 3208 | ||
| 3209 | // | |
| 3210 | // Pull out the flags from the test file line. | |
| 3211 | // | |
| 3212 | flagsMat.reset(testLine); | |
| 3213 | flagsMat.lookingAt(status); // Will always match, possibly an empty string. | |
| 3214 | testFlags = flagsMat.group(1, status); | |
| 3215 | if (flagsMat.group(2, status).length() > 0) { | |
| 3216 | errln("Bad Match flag at line %d. Scanning %c\n", | |
| b75a7d8f A |
3217 | lineNum, flagsMat.group(2, status).charAt(0)); |
| 3218 | continue; | |
| 3219 | } | |
| 729e4ab9 A |
3220 | testLine.remove(0, flagsMat.end(0, status)); |
| 3221 | ||
| 3222 | // | |
| 3223 | // Pull out the match string, as a whole. | |
| 3224 | // We'll process the <tags> later. | |
| 3225 | // | |
| 3226 | quotedStuffMat.reset(testLine); | |
| 3227 | if (quotedStuffMat.lookingAt(status)) { | |
| 3228 | matchString = quotedStuffMat.group(2, status); | |
| 3229 | testLine.remove(0, quotedStuffMat.end(0, status)); | |
| 3230 | } else { | |
| 3231 | errln("Bad match string at test file line %d", lineNum); | |
| 3232 | continue; | |
| 3233 | } | |
| 3234 | ||
| 3235 | // | |
| 3236 | // The only thing left from the input line should be an optional trailing comment. | |
| 3237 | // | |
| 3238 | commentMat.reset(testLine); | |
| 3239 | if (commentMat.lookingAt(status) == FALSE) { | |
| 3240 | errln("Line %d: unexpected characters at end of test line.", lineNum); | |
| 3241 | continue; | |
| 3242 | } | |
| 3243 | ||
| 3244 | // | |
| 3245 | // Run the test | |
| 3246 | // | |
| 3247 | regex_find(testPattern, testFlags, matchString, srcPath, lineNum); | |
| 3248 | } | |
| 3249 | ||
| 3250 | delete [] testData; | |
| 3251 | ||
| 3252 | } | |
| 3253 | ||
| 3254 | ||
| 3255 | ||
| 3256 | //--------------------------------------------------------------------------- | |
| 3257 | // | |
| 3258 | // regex_find(pattern, flags, inputString, lineNumber) | |
| 3259 | // | |
| 3260 | // Function to run a single test from the Extended (data driven) tests. | |
| 3261 | // See file test/testdata/regextst.txt for a description of the | |
| 3262 | // pattern and inputString fields, and the allowed flags. | |
| 3263 | // lineNumber is the source line in regextst.txt of the test. | |
| 3264 | // | |
| 3265 | //--------------------------------------------------------------------------- | |
| 3266 | ||
| 3267 | ||
| 3268 | // Set a value into a UVector at position specified by a decimal number in | |
| 3269 | // a UnicodeString. This is a utility function needed by the actual test function, | |
| 3270 | // which follows. | |
| 3271 | static void set(UVector &vec, int32_t val, UnicodeString index) { | |
| 3272 | UErrorCode status=U_ZERO_ERROR; | |
| 3273 | int32_t idx = 0; | |
| 3274 | for (int32_t i=0; i<index.length(); i++) { | |
| 3275 | int32_t d=u_charDigitValue(index.charAt(i)); | |
| 3276 | if (d<0) {return;} | |
| 3277 | idx = idx*10 + d; | |
| 3278 | } | |
| 3279 | while (vec.size()<idx+1) {vec.addElement(-1, status);} | |
| 3280 | vec.setElementAt(val, idx); | |
| 3281 | } | |
| 3282 | ||
| 3283 | static void setInt(UVector &vec, int32_t val, int32_t idx) { | |
| 3284 | UErrorCode status=U_ZERO_ERROR; | |
| 3285 | while (vec.size()<idx+1) {vec.addElement(-1, status);} | |
| 3286 | vec.setElementAt(val, idx); | |
| 3287 | } | |
| 3288 | ||
| 3289 | static UBool utextOffsetToNative(UText *utext, int32_t unistrOffset, int32_t& nativeIndex) | |
| 3290 | { | |
| 3291 | UBool couldFind = TRUE; | |
| 3292 | UTEXT_SETNATIVEINDEX(utext, 0); | |
| 3293 | int32_t i = 0; | |
| 3294 | while (i < unistrOffset) { | |
| 3295 | UChar32 c = UTEXT_NEXT32(utext); | |
| 3296 | if (c != U_SENTINEL) { | |
| 3297 | i += U16_LENGTH(c); | |
| 3298 | } else { | |
| 3299 | couldFind = FALSE; | |
| 3300 | break; | |
| 3301 | } | |
| 3302 | } | |
| 4388f060 | 3303 | nativeIndex = (int32_t)UTEXT_GETNATIVEINDEX(utext); |
| 729e4ab9 A |
3304 | return couldFind; |
| 3305 | } | |
| 3306 | ||
| 3307 | ||
| 3308 | void RegexTest::regex_find(const UnicodeString &pattern, | |
| 3309 | const UnicodeString &flags, | |
| 3310 | const UnicodeString &inputString, | |
| 3311 | const char *srcPath, | |
| 3312 | int32_t line) { | |
| 3313 | UnicodeString unEscapedInput; | |
| 3314 | UnicodeString deTaggedInput; | |
| 57a6839d | 3315 | |
| 729e4ab9 A |
3316 | int32_t patternUTF8Length, inputUTF8Length; |
| 3317 | char *patternChars = NULL, *inputChars = NULL; | |
| 3318 | UText patternText = UTEXT_INITIALIZER; | |
| 3319 | UText inputText = UTEXT_INITIALIZER; | |
| 3320 | UConverter *UTF8Converter = NULL; | |
| 3321 | ||
| 3322 | UErrorCode status = U_ZERO_ERROR; | |
| 3323 | UParseError pe; | |
| 3324 | RegexPattern *parsePat = NULL; | |
| 3325 | RegexMatcher *parseMatcher = NULL; | |
| 3326 | RegexPattern *callerPattern = NULL, *UTF8Pattern = NULL; | |
| 3327 | RegexMatcher *matcher = NULL, *UTF8Matcher = NULL; | |
| 3328 | UVector groupStarts(status); | |
| 3329 | UVector groupEnds(status); | |
| 3330 | UVector groupStartsUTF8(status); | |
| 3331 | UVector groupEndsUTF8(status); | |
| 3332 | UBool isMatch = FALSE, isUTF8Match = FALSE; | |
| 3333 | UBool failed = FALSE; | |
| 3334 | int32_t numFinds; | |
| 3335 | int32_t i; | |
| 3336 | UBool useMatchesFunc = FALSE; | |
| 3337 | UBool useLookingAtFunc = FALSE; | |
| 3338 | int32_t regionStart = -1; | |
| 3339 | int32_t regionEnd = -1; | |
| 3340 | int32_t regionStartUTF8 = -1; | |
| 3341 | int32_t regionEndUTF8 = -1; | |
| 57a6839d | 3342 | |
| 729e4ab9 A |
3343 | |
| 3344 | // | |
| 3345 | // Compile the caller's pattern | |
| 3346 | // | |
| 3347 | uint32_t bflags = 0; | |
| 3348 | if (flags.indexOf((UChar)0x69) >= 0) { // 'i' flag | |
| 3349 | bflags |= UREGEX_CASE_INSENSITIVE; | |
| 3350 | } | |
| 3351 | if (flags.indexOf((UChar)0x78) >= 0) { // 'x' flag | |
| 3352 | bflags |= UREGEX_COMMENTS; | |
| 3353 | } | |
| 3354 | if (flags.indexOf((UChar)0x73) >= 0) { // 's' flag | |
| 3355 | bflags |= UREGEX_DOTALL; | |
| 3356 | } | |
| 3357 | if (flags.indexOf((UChar)0x6d) >= 0) { // 'm' flag | |
| 3358 | bflags |= UREGEX_MULTILINE; | |
| 3359 | } | |
| 57a6839d | 3360 | |
| 729e4ab9 A |
3361 | if (flags.indexOf((UChar)0x65) >= 0) { // 'e' flag |
| 3362 | bflags |= UREGEX_ERROR_ON_UNKNOWN_ESCAPES; | |
| 3363 | } | |
| 3364 | if (flags.indexOf((UChar)0x44) >= 0) { // 'D' flag | |
| 3365 | bflags |= UREGEX_UNIX_LINES; | |
| 3366 | } | |
| 4388f060 A |
3367 | if (flags.indexOf((UChar)0x51) >= 0) { // 'Q' flag |
| 3368 | bflags |= UREGEX_LITERAL; | |
| 3369 | } | |
| 729e4ab9 A |
3370 | |
| 3371 | ||
| 3372 | callerPattern = RegexPattern::compile(pattern, bflags, pe, status); | |
| 3373 | if (status != U_ZERO_ERROR) { | |
| 3374 | #if UCONFIG_NO_BREAK_ITERATION==1 | |
| 3375 | // 'v' test flag means that the test pattern should not compile if ICU was configured | |
| 3376 | // to not include break iteration. RBBI is needed for Unicode word boundaries. | |
| 3377 | if (flags.indexOf((UChar)0x76) >= 0 /*'v'*/ && status == U_UNSUPPORTED_ERROR) { | |
| 3378 | goto cleanupAndReturn; | |
| 3379 | } | |
| 3380 | #endif | |
| 3381 | if (flags.indexOf((UChar)0x45) >= 0) { // flags contain 'E' | |
| 3382 | // Expected pattern compilation error. | |
| 3383 | if (flags.indexOf((UChar)0x64) >= 0) { // flags contain 'd' | |
| 3384 | logln("Pattern Compile returns \"%s\"", u_errorName(status)); | |
| 3385 | } | |
| 3386 | goto cleanupAndReturn; | |
| 3387 | } else { | |
| 3388 | // Unexpected pattern compilation error. | |
| 4388f060 | 3389 | dataerrln("Line %d: error %s compiling pattern.", line, u_errorName(status)); |
| 729e4ab9 A |
3390 | goto cleanupAndReturn; |
| 3391 | } | |
| 3392 | } | |
| 3393 | ||
| 3394 | UTF8Converter = ucnv_open("UTF8", &status); | |
| 3395 | ucnv_setFromUCallBack(UTF8Converter, UCNV_FROM_U_CALLBACK_STOP, NULL, NULL, NULL, &status); | |
| 57a6839d | 3396 | |
| 729e4ab9 A |
3397 | patternUTF8Length = pattern.extract(NULL, 0, UTF8Converter, status); |
| 3398 | status = U_ZERO_ERROR; // buffer overflow | |
| 3399 | patternChars = new char[patternUTF8Length+1]; | |
| 3400 | pattern.extract(patternChars, patternUTF8Length+1, UTF8Converter, status); | |
| 3401 | utext_openUTF8(&patternText, patternChars, patternUTF8Length, &status); | |
| 57a6839d | 3402 | |
| 729e4ab9 A |
3403 | if (status == U_ZERO_ERROR) { |
| 3404 | UTF8Pattern = RegexPattern::compile(&patternText, bflags, pe, status); | |
| 57a6839d | 3405 | |
| 729e4ab9 A |
3406 | if (status != U_ZERO_ERROR) { |
| 3407 | #if UCONFIG_NO_BREAK_ITERATION==1 | |
| 3408 | // 'v' test flag means that the test pattern should not compile if ICU was configured | |
| 3409 | // to not include break iteration. RBBI is needed for Unicode word boundaries. | |
| 3410 | if (flags.indexOf((UChar)0x76) >= 0 /*'v'*/ && status == U_UNSUPPORTED_ERROR) { | |
| 3411 | goto cleanupAndReturn; | |
| 3412 | } | |
| 3413 | #endif | |
| 3414 | if (flags.indexOf((UChar)0x45) >= 0) { // flags contain 'E' | |
| 3415 | // Expected pattern compilation error. | |
| 3416 | if (flags.indexOf((UChar)0x64) >= 0) { // flags contain 'd' | |
| 3417 | logln("Pattern Compile returns \"%s\" (UTF8)", u_errorName(status)); | |
| 3418 | } | |
| 3419 | goto cleanupAndReturn; | |
| 3420 | } else { | |
| 3421 | // Unexpected pattern compilation error. | |
| 3422 | errln("Line %d: error %s compiling pattern. (UTF8)", line, u_errorName(status)); | |
| 3423 | goto cleanupAndReturn; | |
| 3424 | } | |
| 3425 | } | |
| 3426 | } | |
| 57a6839d | 3427 | |
| 729e4ab9 A |
3428 | if (UTF8Pattern == NULL) { |
| 3429 | // UTF-8 does not allow unpaired surrogates, so this could actually happen without being a failure of the engine | |
| 3430 | logln("Unable to create UTF-8 pattern, skipping UTF-8 tests for %s:%d", srcPath, line); | |
| 3431 | status = U_ZERO_ERROR; | |
| 3432 | } | |
| 3433 | ||
| 3434 | if (flags.indexOf((UChar)0x64) >= 0) { // 'd' flag | |
| 57a6839d | 3435 | callerPattern->dumpPattern(); |
| 729e4ab9 A |
3436 | } |
| 3437 | ||
| 3438 | if (flags.indexOf((UChar)0x45) >= 0) { // 'E' flag | |
| 3439 | errln("%s, Line %d: Expected, but did not get, a pattern compilation error.", srcPath, line); | |
| 3440 | goto cleanupAndReturn; | |
| 3441 | } | |
| 3442 | ||
| 3443 | ||
| 3444 | // | |
| 3445 | // Number of times find() should be called on the test string, default to 1 | |
| 3446 | // | |
| 3447 | numFinds = 1; | |
| 3448 | for (i=2; i<=9; i++) { | |
| 3449 | if (flags.indexOf((UChar)(0x30 + i)) >= 0) { // digit flag | |
| 3450 | if (numFinds != 1) { | |
| 3451 | errln("Line %d: more than one digit flag. Scanning %d.", line, i); | |
| 3452 | goto cleanupAndReturn; | |
| 3453 | } | |
| 3454 | numFinds = i; | |
| 3455 | } | |
| 3456 | } | |
| 57a6839d | 3457 | |
| 729e4ab9 A |
3458 | // 'M' flag. Use matches() instead of find() |
| 3459 | if (flags.indexOf((UChar)0x4d) >= 0) { | |
| 3460 | useMatchesFunc = TRUE; | |
| 3461 | } | |
| 3462 | if (flags.indexOf((UChar)0x4c) >= 0) { | |
| 3463 | useLookingAtFunc = TRUE; | |
| 3464 | } | |
| 3465 | ||
| 3466 | // | |
| 3467 | // Find the tags in the input data, remove them, and record the group boundary | |
| 3468 | // positions. | |
| 3469 | // | |
| 3470 | parsePat = RegexPattern::compile("<(/?)(r|[0-9]+)>", 0, pe, status); | |
| 3471 | REGEX_CHECK_STATUS_L(line); | |
| 3472 | ||
| 3473 | unEscapedInput = inputString.unescape(); | |
| 3474 | parseMatcher = parsePat->matcher(unEscapedInput, status); | |
| 3475 | REGEX_CHECK_STATUS_L(line); | |
| 3476 | while(parseMatcher->find()) { | |
| 3477 | parseMatcher->appendReplacement(deTaggedInput, "", status); | |
| 3478 | REGEX_CHECK_STATUS; | |
| 3479 | UnicodeString groupNum = parseMatcher->group(2, status); | |
| 3480 | if (groupNum == "r") { | |
| 3481 | // <r> or </r>, a region specification within the string | |
| 3482 | if (parseMatcher->group(1, status) == "/") { | |
| 3483 | regionEnd = deTaggedInput.length(); | |
| 3484 | } else { | |
| 3485 | regionStart = deTaggedInput.length(); | |
| 3486 | } | |
| 3487 | } else { | |
| 3488 | // <digits> or </digits>, a group match boundary tag. | |
| 3489 | if (parseMatcher->group(1, status) == "/") { | |
| 3490 | set(groupEnds, deTaggedInput.length(), groupNum); | |
| 3491 | } else { | |
| 3492 | set(groupStarts, deTaggedInput.length(), groupNum); | |
| 3493 | } | |
| 3494 | } | |
| 3495 | } | |
| 3496 | parseMatcher->appendTail(deTaggedInput); | |
| 3497 | REGEX_ASSERT_L(groupStarts.size() == groupEnds.size(), line); | |
| 3498 | if ((regionStart>=0 || regionEnd>=0) && (regionStart<0 || regionStart>regionEnd)) { | |
| 3499 | errln("mismatched <r> tags"); | |
| 3500 | failed = TRUE; | |
| 3501 | goto cleanupAndReturn; | |
| 3502 | } | |
| b75a7d8f | 3503 | |
| 729e4ab9 A |
3504 | // |
| 3505 | // Configure the matcher according to the flags specified with this test. | |
| 3506 | // | |
| 3507 | matcher = callerPattern->matcher(deTaggedInput, status); | |
| 3508 | REGEX_CHECK_STATUS_L(line); | |
| 3509 | if (flags.indexOf((UChar)0x74) >= 0) { // 't' trace flag | |
| 3510 | matcher->setTrace(TRUE); | |
| 3511 | } | |
| 57a6839d | 3512 | |
| 729e4ab9 A |
3513 | if (UTF8Pattern != NULL) { |
| 3514 | inputUTF8Length = deTaggedInput.extract(NULL, 0, UTF8Converter, status); | |
| 3515 | status = U_ZERO_ERROR; // buffer overflow | |
| 3516 | inputChars = new char[inputUTF8Length+1]; | |
| 3517 | deTaggedInput.extract(inputChars, inputUTF8Length+1, UTF8Converter, status); | |
| 3518 | utext_openUTF8(&inputText, inputChars, inputUTF8Length, &status); | |
| 3519 | ||
| 3520 | if (status == U_ZERO_ERROR) { | |
| 4388f060 | 3521 | UTF8Matcher = &UTF8Pattern->matcher(status)->reset(&inputText); |
| 729e4ab9 A |
3522 | REGEX_CHECK_STATUS_L(line); |
| 3523 | } | |
| 57a6839d | 3524 | |
| 729e4ab9 A |
3525 | if (UTF8Matcher == NULL) { |
| 3526 | // UTF-8 does not allow unpaired surrogates, so this could actually happen without being a failure of the engine | |
| 2ca993e8 | 3527 | logln("Unable to create UTF-8 matcher, skipping UTF-8 tests for %s:%d", srcPath, line); |
| 729e4ab9 A |
3528 | status = U_ZERO_ERROR; |
| 3529 | } | |
| 3530 | } | |
| 3531 | ||
| 3532 | // | |
| 3533 | // Generate native indices for UTF8 versions of region and capture group info | |
| 3534 | // | |
| 3535 | if (UTF8Matcher != NULL) { | |
| 2ca993e8 A |
3536 | if (flags.indexOf((UChar)0x74) >= 0) { // 't' trace flag |
| 3537 | UTF8Matcher->setTrace(TRUE); | |
| 3538 | } | |
| 729e4ab9 A |
3539 | if (regionStart>=0) (void) utextOffsetToNative(&inputText, regionStart, regionStartUTF8); |
| 3540 | if (regionEnd>=0) (void) utextOffsetToNative(&inputText, regionEnd, regionEndUTF8); | |
| 57a6839d | 3541 | |
| 729e4ab9 A |
3542 | // Fill out the native index UVector info. |
| 3543 | // Only need 1 loop, from above we know groupStarts.size() = groupEnds.size() | |
| 3544 | for (i=0; i<groupStarts.size(); i++) { | |
| 3545 | int32_t start = groupStarts.elementAti(i); | |
| 3546 | // -1 means there was no UVector slot and we won't be requesting that capture group for this test, don't bother inserting | |
| 3547 | if (start >= 0) { | |
| 3548 | int32_t startUTF8; | |
| 3549 | if (!utextOffsetToNative(&inputText, start, startUTF8)) { | |
| 3550 | errln("Error at line %d: could not find native index for group start %d. UTF16 index %d", line, i, start); | |
| 3551 | failed = TRUE; | |
| 3552 | goto cleanupAndReturn; // Good chance of subsequent bogus errors. Stop now. | |
| 3553 | } | |
| 3554 | setInt(groupStartsUTF8, startUTF8, i); | |
| 3555 | } | |
| 57a6839d | 3556 | |
| 729e4ab9 A |
3557 | int32_t end = groupEnds.elementAti(i); |
| 3558 | // -1 means there was no UVector slot and we won't be requesting that capture group for this test, don't bother inserting | |
| 3559 | if (end >= 0) { | |
| 3560 | int32_t endUTF8; | |
| 3561 | if (!utextOffsetToNative(&inputText, end, endUTF8)) { | |
| 3562 | errln("Error at line %d: could not find native index for group end %d. UTF16 index %d", line, i, end); | |
| 3563 | failed = TRUE; | |
| 3564 | goto cleanupAndReturn; // Good chance of subsequent bogus errors. Stop now. | |
| 3565 | } | |
| 3566 | setInt(groupEndsUTF8, endUTF8, i); | |
| 3567 | } | |
| 3568 | } | |
| 3569 | } | |
| 3570 | ||
| 3571 | if (regionStart>=0) { | |
| 3572 | matcher->region(regionStart, regionEnd, status); | |
| 3573 | REGEX_CHECK_STATUS_L(line); | |
| 3574 | if (UTF8Matcher != NULL) { | |
| 3575 | UTF8Matcher->region(regionStartUTF8, regionEndUTF8, status); | |
| 3576 | REGEX_CHECK_STATUS_L(line); | |
| 3577 | } | |
| 3578 | } | |
| 3579 | if (flags.indexOf((UChar)0x61) >= 0) { // 'a' anchoring bounds flag | |
| 3580 | matcher->useAnchoringBounds(FALSE); | |
| 3581 | if (UTF8Matcher != NULL) { | |
| 3582 | UTF8Matcher->useAnchoringBounds(FALSE); | |
| 3583 | } | |
| 3584 | } | |
| 3585 | if (flags.indexOf((UChar)0x62) >= 0) { // 'b' transparent bounds flag | |
| 3586 | matcher->useTransparentBounds(TRUE); | |
| 3587 | if (UTF8Matcher != NULL) { | |
| 3588 | UTF8Matcher->useTransparentBounds(TRUE); | |
| 3589 | } | |
| 3590 | } | |
| 57a6839d A |
3591 | |
| 3592 | ||
| 729e4ab9 A |
3593 | |
| 3594 | // | |
| 3595 | // Do a find on the de-tagged input using the caller's pattern | |
| 3596 | // TODO: error on count>1 and not find(). | |
| 3597 | // error on both matches() and lookingAt(). | |
| 3598 | // | |
| 3599 | for (i=0; i<numFinds; i++) { | |
| 3600 | if (useMatchesFunc) { | |
| 3601 | isMatch = matcher->matches(status); | |
| 3602 | if (UTF8Matcher != NULL) { | |
| 3603 | isUTF8Match = UTF8Matcher->matches(status); | |
| 3604 | } | |
| 3605 | } else if (useLookingAtFunc) { | |
| 3606 | isMatch = matcher->lookingAt(status); | |
| 3607 | if (UTF8Matcher != NULL) { | |
| 3608 | isUTF8Match = UTF8Matcher->lookingAt(status); | |
| 3609 | } | |
| b75a7d8f | 3610 | } else { |
| 729e4ab9 A |
3611 | isMatch = matcher->find(); |
| 3612 | if (UTF8Matcher != NULL) { | |
| 3613 | isUTF8Match = UTF8Matcher->find(); | |
| 3614 | } | |
| b75a7d8f | 3615 | } |
| 729e4ab9 A |
3616 | } |
| 3617 | matcher->setTrace(FALSE); | |
| 2ca993e8 A |
3618 | if (UTF8Matcher) { |
| 3619 | UTF8Matcher->setTrace(FALSE); | |
| 3620 | } | |
| 57a6839d A |
3621 | if (U_FAILURE(status)) { |
| 3622 | errln("Error at line %d. ICU ErrorCode is %s", u_errorName(status)); | |
| 3623 | } | |
| b75a7d8f | 3624 | |
| 729e4ab9 A |
3625 | // |
| 3626 | // Match up the groups from the find() with the groups from the tags | |
| 3627 | // | |
| 3628 | ||
| 3629 | // number of tags should match number of groups from find operation. | |
| 3630 | // matcher->groupCount does not include group 0, the entire match, hence the +1. | |
| 3631 | // G option in test means that capture group data is not available in the | |
| 3632 | // expected results, so the check needs to be suppressed. | |
| 3633 | if (isMatch == FALSE && groupStarts.size() != 0) { | |
| 4388f060 | 3634 | dataerrln("Error at line %d: Match expected, but none found.", line); |
| 729e4ab9 A |
3635 | failed = TRUE; |
| 3636 | goto cleanupAndReturn; | |
| 3637 | } else if (UTF8Matcher != NULL && isUTF8Match == FALSE && groupStarts.size() != 0) { | |
| 3638 | errln("Error at line %d: Match expected, but none found. (UTF8)", line); | |
| 3639 | failed = TRUE; | |
| 3640 | goto cleanupAndReturn; | |
| 3641 | } | |
| 2ca993e8 A |
3642 | if (isMatch && groupStarts.size() == 0) { |
| 3643 | errln("Error at line %d: No match expected, but one found at position %d.", line, matcher->start(status)); | |
| 3644 | failed = TRUE; | |
| 3645 | } | |
| 3646 | if (UTF8Matcher && isUTF8Match && groupStarts.size() == 0) { | |
| 3647 | errln("Error at line %d: No match expected, but one found at position %d (UTF-8).", line, UTF8Matcher->start(status)); | |
| 3648 | failed = TRUE; | |
| 3649 | } | |
| 729e4ab9 A |
3650 | |
| 3651 | if (flags.indexOf((UChar)0x47 /*G*/) >= 0) { | |
| 3652 | // Only check for match / no match. Don't check capture groups. | |
| 729e4ab9 A |
3653 | goto cleanupAndReturn; |
| 3654 | } | |
| 3655 | ||
| 3656 | REGEX_CHECK_STATUS_L(line); | |
| 3657 | for (i=0; i<=matcher->groupCount(); i++) { | |
| 3658 | int32_t expectedStart = (i >= groupStarts.size()? -1 : groupStarts.elementAti(i)); | |
| 3659 | int32_t expectedStartUTF8 = (i >= groupStartsUTF8.size()? -1 : groupStartsUTF8.elementAti(i)); | |
| 3660 | if (matcher->start(i, status) != expectedStart) { | |
| 3661 | errln("Error at line %d: incorrect start position for group %d. Expected %d, got %d", | |
| 3662 | line, i, expectedStart, matcher->start(i, status)); | |
| 3663 | failed = TRUE; | |
| 3664 | goto cleanupAndReturn; // Good chance of subsequent bogus errors. Stop now. | |
| 3665 | } else if (UTF8Matcher != NULL && UTF8Matcher->start(i, status) != expectedStartUTF8) { | |
| 3666 | errln("Error at line %d: incorrect start position for group %d. Expected %d, got %d (UTF8)", | |
| 3667 | line, i, expectedStartUTF8, UTF8Matcher->start(i, status)); | |
| 3668 | failed = TRUE; | |
| 3669 | goto cleanupAndReturn; // Good chance of subsequent bogus errors. Stop now. | |
| 3670 | } | |
| 57a6839d | 3671 | |
| 729e4ab9 A |
3672 | int32_t expectedEnd = (i >= groupEnds.size()? -1 : groupEnds.elementAti(i)); |
| 3673 | int32_t expectedEndUTF8 = (i >= groupEndsUTF8.size()? -1 : groupEndsUTF8.elementAti(i)); | |
| 3674 | if (matcher->end(i, status) != expectedEnd) { | |
| 3675 | errln("Error at line %d: incorrect end position for group %d. Expected %d, got %d", | |
| 3676 | line, i, expectedEnd, matcher->end(i, status)); | |
| 3677 | failed = TRUE; | |
| 3678 | // Error on end position; keep going; real error is probably yet to come as group | |
| 3679 | // end positions work from end of the input data towards the front. | |
| 3680 | } else if (UTF8Matcher != NULL && UTF8Matcher->end(i, status) != expectedEndUTF8) { | |
| 3681 | errln("Error at line %d: incorrect end position for group %d. Expected %d, got %d (UTF8)", | |
| 3682 | line, i, expectedEndUTF8, UTF8Matcher->end(i, status)); | |
| 3683 | failed = TRUE; | |
| 3684 | // Error on end position; keep going; real error is probably yet to come as group | |
| 3685 | // end positions work from end of the input data towards the front. | |
| 3686 | } | |
| 3687 | } | |
| 3688 | if ( matcher->groupCount()+1 < groupStarts.size()) { | |
| 3689 | errln("Error at line %d: Expected %d capture groups, found %d.", | |
| 3690 | line, groupStarts.size()-1, matcher->groupCount()); | |
| 3691 | failed = TRUE; | |
| b75a7d8f | 3692 | } |
| 729e4ab9 A |
3693 | else if (UTF8Matcher != NULL && UTF8Matcher->groupCount()+1 < groupStarts.size()) { |
| 3694 | errln("Error at line %d: Expected %d capture groups, found %d. (UTF8)", | |
| 3695 | line, groupStarts.size()-1, UTF8Matcher->groupCount()); | |
| 3696 | failed = TRUE; | |
| 3697 | } | |
| 3698 | ||
| 3699 | if ((flags.indexOf((UChar)0x59) >= 0) && // 'Y' flag: RequireEnd() == false | |
| 3700 | matcher->requireEnd() == TRUE) { | |
| 3701 | errln("Error at line %d: requireEnd() returned TRUE. Expected FALSE", line); | |
| 3702 | failed = TRUE; | |
| 3703 | } else if (UTF8Matcher != NULL && (flags.indexOf((UChar)0x59) >= 0) && // 'Y' flag: RequireEnd() == false | |
| 3704 | UTF8Matcher->requireEnd() == TRUE) { | |
| 3705 | errln("Error at line %d: requireEnd() returned TRUE. Expected FALSE (UTF8)", line); | |
| 3706 | failed = TRUE; | |
| 3707 | } | |
| 57a6839d | 3708 | |
| 729e4ab9 A |
3709 | if ((flags.indexOf((UChar)0x79) >= 0) && // 'y' flag: RequireEnd() == true |
| 3710 | matcher->requireEnd() == FALSE) { | |
| 3711 | errln("Error at line %d: requireEnd() returned FALSE. Expected TRUE", line); | |
| 3712 | failed = TRUE; | |
| 3713 | } else if (UTF8Matcher != NULL && (flags.indexOf((UChar)0x79) >= 0) && // 'Y' flag: RequireEnd() == false | |
| 3714 | UTF8Matcher->requireEnd() == FALSE) { | |
| 3715 | errln("Error at line %d: requireEnd() returned FALSE. Expected TRUE (UTF8)", line); | |
| 3716 | failed = TRUE; | |
| 3717 | } | |
| 57a6839d | 3718 | |
| 729e4ab9 A |
3719 | if ((flags.indexOf((UChar)0x5A) >= 0) && // 'Z' flag: hitEnd() == false |
| 3720 | matcher->hitEnd() == TRUE) { | |
| 3721 | errln("Error at line %d: hitEnd() returned TRUE. Expected FALSE", line); | |
| 3722 | failed = TRUE; | |
| 3723 | } else if (UTF8Matcher != NULL && (flags.indexOf((UChar)0x5A) >= 0) && // 'Z' flag: hitEnd() == false | |
| 3724 | UTF8Matcher->hitEnd() == TRUE) { | |
| 3725 | errln("Error at line %d: hitEnd() returned TRUE. Expected FALSE (UTF8)", line); | |
| 3726 | failed = TRUE; | |
| 3727 | } | |
| 57a6839d | 3728 | |
| 729e4ab9 A |
3729 | if ((flags.indexOf((UChar)0x7A) >= 0) && // 'z' flag: hitEnd() == true |
| 3730 | matcher->hitEnd() == FALSE) { | |
| 3731 | errln("Error at line %d: hitEnd() returned FALSE. Expected TRUE", line); | |
| 3732 | failed = TRUE; | |
| 3733 | } else if (UTF8Matcher != NULL && (flags.indexOf((UChar)0x7A) >= 0) && // 'z' flag: hitEnd() == true | |
| 3734 | UTF8Matcher->hitEnd() == FALSE) { | |
| 3735 | errln("Error at line %d: hitEnd() returned FALSE. Expected TRUE (UTF8)", line); | |
| 3736 | failed = TRUE; | |
| 3737 | } | |
| 3738 | ||
| 3739 | ||
| 3740 | cleanupAndReturn: | |
| 3741 | if (failed) { | |
| 3742 | infoln((UnicodeString)"\""+pattern+(UnicodeString)"\" " | |
| 3743 | +flags+(UnicodeString)" \""+inputString+(UnicodeString)"\""); | |
| 3744 | // callerPattern->dump(); | |
| 3745 | } | |
| 3746 | delete parseMatcher; | |
| 3747 | delete parsePat; | |
| 3748 | delete UTF8Matcher; | |
| 3749 | delete UTF8Pattern; | |
| 3750 | delete matcher; | |
| 3751 | delete callerPattern; | |
| 57a6839d | 3752 | |
| 729e4ab9 A |
3753 | utext_close(&inputText); |
| 3754 | delete[] inputChars; | |
| 3755 | utext_close(&patternText); | |
| 3756 | delete[] patternChars; | |
| 3757 | ucnv_close(UTF8Converter); | |
| 3758 | } | |
| 3759 | ||
| 3760 | ||
| 3761 | ||
| 3762 | ||
| 3763 | //--------------------------------------------------------------------------- | |
| 3764 | // | |
| 3765 | // Errors Check for error handling in patterns. | |
| 3766 | // | |
| 3767 | //--------------------------------------------------------------------------- | |
| 3768 | void RegexTest::Errors() { | |
| 3769 | // \escape sequences that aren't implemented yet. | |
| 3770 | //REGEX_ERR("hex format \\x{abcd} not implemented", 1, 13, U_REGEX_UNIMPLEMENTED); | |
| 3771 | ||
| 3772 | // Missing close parentheses | |
| 3773 | REGEX_ERR("Comment (?# with no close", 1, 25, U_REGEX_MISMATCHED_PAREN); | |
| 3774 | REGEX_ERR("Capturing Parenthesis(...", 1, 25, U_REGEX_MISMATCHED_PAREN); | |
| 3775 | REGEX_ERR("Grouping only parens (?: blah blah", 1, 34, U_REGEX_MISMATCHED_PAREN); | |
| 3776 | ||
| 3777 | // Extra close paren | |
| 3778 | REGEX_ERR("Grouping only parens (?: blah)) blah", 1, 31, U_REGEX_MISMATCHED_PAREN); | |
| 3779 | REGEX_ERR(")))))))", 1, 1, U_REGEX_MISMATCHED_PAREN); | |
| 3780 | REGEX_ERR("(((((((", 1, 7, U_REGEX_MISMATCHED_PAREN); | |
| 3781 | ||
| 3782 | // Look-ahead, Look-behind | |
| 3783 | // TODO: add tests for unbounded length look-behinds. | |
| 3784 | REGEX_ERR("abc(?<@xyz).*", 1, 7, U_REGEX_RULE_SYNTAX); // illegal construct | |
| 3785 | ||
| 3786 | // Attempt to use non-default flags | |
| 3787 | { | |
| 3788 | UParseError pe; | |
| 3789 | UErrorCode status = U_ZERO_ERROR; | |
| 3790 | int32_t flags = UREGEX_CANON_EQ | | |
| 3791 | UREGEX_COMMENTS | UREGEX_DOTALL | | |
| 3792 | UREGEX_MULTILINE; | |
| 3793 | RegexPattern *pat1= RegexPattern::compile(".*", flags, pe, status); | |
| 3794 | REGEX_ASSERT(status == U_REGEX_UNIMPLEMENTED); | |
| 3795 | delete pat1; | |
| 3796 | } | |
| 3797 | ||
| 3798 | ||
| 3799 | // Quantifiers are allowed only after something that can be quantified. | |
| 3800 | REGEX_ERR("+", 1, 1, U_REGEX_RULE_SYNTAX); | |
| 3801 | REGEX_ERR("abc\ndef(*2)", 2, 5, U_REGEX_RULE_SYNTAX); | |
| 3802 | REGEX_ERR("abc**", 1, 5, U_REGEX_RULE_SYNTAX); | |
| 3803 | ||
| 3804 | // Mal-formed {min,max} quantifiers | |
| 3805 | REGEX_ERR("abc{a,2}",1,5, U_REGEX_BAD_INTERVAL); | |
| 3806 | REGEX_ERR("abc{4,2}",1,8, U_REGEX_MAX_LT_MIN); | |
| 3807 | REGEX_ERR("abc{1,b}",1,7, U_REGEX_BAD_INTERVAL); | |
| 3808 | REGEX_ERR("abc{1,,2}",1,7, U_REGEX_BAD_INTERVAL); | |
| 3809 | REGEX_ERR("abc{1,2a}",1,8, U_REGEX_BAD_INTERVAL); | |
| 3810 | REGEX_ERR("abc{222222222222222222222}",1,14, U_REGEX_NUMBER_TOO_BIG); | |
| b331163b | 3811 | REGEX_ERR("abc{5,50000000000}", 1, 16, U_REGEX_NUMBER_TOO_BIG); // Overflows int during scan |
| 729e4ab9 A |
3812 | REGEX_ERR("abc{5,687865858}", 1, 16, U_REGEX_NUMBER_TOO_BIG); // Overflows regex binary format |
| 3813 | REGEX_ERR("abc{687865858,687865859}", 1, 24, U_REGEX_NUMBER_TOO_BIG); | |
| b75a7d8f | 3814 | |
| 729e4ab9 A |
3815 | // Ticket 5389 |
| 3816 | REGEX_ERR("*c", 1, 1, U_REGEX_RULE_SYNTAX); | |
| b75a7d8f | 3817 | |
| 729e4ab9 A |
3818 | // Invalid Back Reference \0 |
| 3819 | // For ICU 3.8 and earlier | |
| 3820 | // For ICU versions newer than 3.8, \0 introduces an octal escape. | |
| 3821 | // | |
| 3822 | REGEX_ERR("(ab)\\0", 1, 6, U_REGEX_BAD_ESCAPE_SEQUENCE); | |
| b75a7d8f A |
3823 | |
| 3824 | } | |
| 3825 | ||
| 3826 | ||
| 729e4ab9 | 3827 | //------------------------------------------------------------------------------- |
| 57a6839d | 3828 | // |
| 729e4ab9 A |
3829 | // Read a text data file, convert it to UChars, and return the data |
| 3830 | // in one big UChar * buffer, which the caller must delete. | |
| 46f4442e | 3831 | // |
| 729e4ab9 A |
3832 | //-------------------------------------------------------------------------------- |
| 3833 | UChar *RegexTest::ReadAndConvertFile(const char *fileName, int32_t &ulen, | |
| 3834 | const char *defEncoding, UErrorCode &status) { | |
| 3835 | UChar *retPtr = NULL; | |
| 3836 | char *fileBuf = NULL; | |
| 3837 | UConverter* conv = NULL; | |
| 3838 | FILE *f = NULL; | |
| 46f4442e | 3839 | |
| 729e4ab9 A |
3840 | ulen = 0; |
| 3841 | if (U_FAILURE(status)) { | |
| 3842 | return retPtr; | |
| 46f4442e | 3843 | } |
| 46f4442e A |
3844 | |
| 3845 | // | |
| 729e4ab9 | 3846 | // Open the file. |
| 46f4442e | 3847 | // |
| 729e4ab9 A |
3848 | f = fopen(fileName, "rb"); |
| 3849 | if (f == 0) { | |
| 3850 | dataerrln("Error opening test data file %s\n", fileName); | |
| 3851 | status = U_FILE_ACCESS_ERROR; | |
| 3852 | return NULL; | |
| 46f4442e | 3853 | } |
| 729e4ab9 A |
3854 | // |
| 3855 | // Read it in | |
| 3856 | // | |
| 3857 | int32_t fileSize; | |
| 3858 | int32_t amt_read; | |
| 3859 | ||
| 3860 | fseek( f, 0, SEEK_END); | |
| 3861 | fileSize = ftell(f); | |
| 3862 | fileBuf = new char[fileSize]; | |
| 3863 | fseek(f, 0, SEEK_SET); | |
| 3864 | amt_read = fread(fileBuf, 1, fileSize, f); | |
| 3865 | if (amt_read != fileSize || fileSize <= 0) { | |
| 3866 | errln("Error reading test data file."); | |
| 3867 | goto cleanUpAndReturn; | |
| 46f4442e A |
3868 | } |
| 3869 | ||
| 729e4ab9 A |
3870 | // |
| 3871 | // Look for a Unicode Signature (BOM) on the data just read | |
| 3872 | // | |
| 3873 | int32_t signatureLength; | |
| 3874 | const char * fileBufC; | |
| 3875 | const char* encoding; | |
| 46f4442e | 3876 | |
| 729e4ab9 A |
3877 | fileBufC = fileBuf; |
| 3878 | encoding = ucnv_detectUnicodeSignature( | |
| 3879 | fileBuf, fileSize, &signatureLength, &status); | |
| 3880 | if(encoding!=NULL ){ | |
| 3881 | fileBufC += signatureLength; | |
| 3882 | fileSize -= signatureLength; | |
| 3883 | } else { | |
| 3884 | encoding = defEncoding; | |
| 3885 | if (strcmp(encoding, "utf-8") == 0) { | |
| 3886 | errln("file %s is missing its BOM", fileName); | |
| 46f4442e A |
3887 | } |
| 3888 | } | |
| 3889 | ||
| 729e4ab9 A |
3890 | // |
| 3891 | // Open a converter to take the rule file to UTF-16 | |
| 3892 | // | |
| 3893 | conv = ucnv_open(encoding, &status); | |
| 3894 | if (U_FAILURE(status)) { | |
| 3895 | goto cleanUpAndReturn; | |
| 46f4442e A |
3896 | } |
| 3897 | ||
| 729e4ab9 A |
3898 | // |
| 3899 | // Convert the rules to UChar. | |
| 3900 | // Preflight first to determine required buffer size. | |
| 3901 | // | |
| 3902 | ulen = ucnv_toUChars(conv, | |
| 3903 | NULL, // dest, | |
| 3904 | 0, // destCapacity, | |
| 3905 | fileBufC, | |
| 3906 | fileSize, | |
| 3907 | &status); | |
| 3908 | if (status == U_BUFFER_OVERFLOW_ERROR) { | |
| 3909 | // Buffer Overflow is expected from the preflight operation. | |
| 3910 | status = U_ZERO_ERROR; | |
| 3911 | ||
| 3912 | retPtr = new UChar[ulen+1]; | |
| 3913 | ucnv_toUChars(conv, | |
| 3914 | retPtr, // dest, | |
| 3915 | ulen+1, | |
| 3916 | fileBufC, | |
| 3917 | fileSize, | |
| 3918 | &status); | |
| 46f4442e A |
3919 | } |
| 3920 | ||
| 729e4ab9 A |
3921 | cleanUpAndReturn: |
| 3922 | fclose(f); | |
| 3923 | delete[] fileBuf; | |
| 3924 | ucnv_close(conv); | |
| 3925 | if (U_FAILURE(status)) { | |
| 3926 | errln("ucnv_toUChars: ICU Error \"%s\"\n", u_errorName(status)); | |
| 4388f060 | 3927 | delete []retPtr; |
| 729e4ab9 A |
3928 | retPtr = 0; |
| 3929 | ulen = 0; | |
| 3930 | }; | |
| 3931 | return retPtr; | |
| 3932 | } | |
| 3933 | ||
| 3934 | ||
| 3935 | //------------------------------------------------------------------------------- | |
| 3936 | // | |
| 3937 | // PerlTests - Run Perl's regular expression tests | |
| 3938 | // The input file for this test is re_tests, the standard regular | |
| 3939 | // expression test data distributed with the Perl source code. | |
| 3940 | // | |
| 3941 | // Here is Perl's description of the test data file: | |
| 3942 | // | |
| 3943 | // # The tests are in a separate file 't/op/re_tests'. | |
| 3944 | // # Each line in that file is a separate test. | |
| 3945 | // # There are five columns, separated by tabs. | |
| 3946 | // # | |
| 3947 | // # Column 1 contains the pattern, optionally enclosed in C<''>. | |
| 3948 | // # Modifiers can be put after the closing C<'>. | |
| 3949 | // # | |
| 3950 | // # Column 2 contains the string to be matched. | |
| 3951 | // # | |
| 3952 | // # Column 3 contains the expected result: | |
| 3953 | // # y expect a match | |
| 3954 | // # n expect no match | |
| 3955 | // # c expect an error | |
| 3956 | // # B test exposes a known bug in Perl, should be skipped | |
| 3957 | // # b test exposes a known bug in Perl, should be skipped if noamp | |
| 3958 | // # | |
| 3959 | // # Columns 4 and 5 are used only if column 3 contains C<y> or C<c>. | |
| 3960 | // # | |
| 3961 | // # Column 4 contains a string, usually C<$&>. | |
| 3962 | // # | |
| 3963 | // # Column 5 contains the expected result of double-quote | |
| 3964 | // # interpolating that string after the match, or start of error message. | |
| 3965 | // # | |
| 3966 | // # Column 6, if present, contains a reason why the test is skipped. | |
| 3967 | // # This is printed with "skipped", for harness to pick up. | |
| 3968 | // # | |
| 3969 | // # \n in the tests are interpolated, as are variables of the form ${\w+}. | |
| 3970 | // # | |
| 3971 | // # If you want to add a regular expression test that can't be expressed | |
| 3972 | // # in this format, don't add it here: put it in op/pat.t instead. | |
| 3973 | // | |
| 3974 | // For ICU, if field 3 contains an 'i', the test will be skipped. | |
| 3975 | // The test exposes is some known incompatibility between ICU and Perl regexps. | |
| 3976 | // (The i is in addition to whatever was there before.) | |
| 3977 | // | |
| 3978 | //------------------------------------------------------------------------------- | |
| 3979 | void RegexTest::PerlTests() { | |
| 3980 | char tdd[2048]; | |
| 3981 | const char *srcPath; | |
| 3982 | UErrorCode status = U_ZERO_ERROR; | |
| 3983 | UParseError pe; | |
| 46f4442e A |
3984 | |
| 3985 | // | |
| 729e4ab9 | 3986 | // Open and read the test data file. |
| 46f4442e | 3987 | // |
| 729e4ab9 A |
3988 | srcPath=getPath(tdd, "re_tests.txt"); |
| 3989 | if(srcPath==NULL) { | |
| 3990 | return; /* something went wrong, error already output */ | |
| 46f4442e | 3991 | } |
| 729e4ab9 A |
3992 | |
| 3993 | int32_t len; | |
| 3994 | UChar *testData = ReadAndConvertFile(srcPath, len, "iso-8859-1", status); | |
| 3995 | if (U_FAILURE(status)) { | |
| 3996 | return; /* something went wrong, error already output */ | |
| 46f4442e A |
3997 | } |
| 3998 | ||
| 3999 | // | |
| 729e4ab9 | 4000 | // Put the test data into a UnicodeString |
| 46f4442e | 4001 | // |
| 729e4ab9 | 4002 | UnicodeString testDataString(FALSE, testData, len); |
| 46f4442e | 4003 | |
| 729e4ab9 A |
4004 | // |
| 4005 | // Regex to break the input file into lines, and strip the new lines. | |
| 4006 | // One line per match, capture group one is the desired data. | |
| 4007 | // | |
| 4008 | RegexPattern* linePat = RegexPattern::compile(UNICODE_STRING_SIMPLE("(.+?)[\\r\\n]+"), 0, pe, status); | |
| 4009 | if (U_FAILURE(status)) { | |
| 4010 | dataerrln("RegexPattern::compile() error"); | |
| 4011 | return; | |
| 46f4442e | 4012 | } |
| 729e4ab9 | 4013 | RegexMatcher* lineMat = linePat->matcher(testDataString, status); |
| 46f4442e | 4014 | |
| 729e4ab9 A |
4015 | // |
| 4016 | // Regex to split a test file line into fields. | |
| 4017 | // There are six fields, separated by tabs. | |
| 4018 | // | |
| 4019 | RegexPattern* fieldPat = RegexPattern::compile(UNICODE_STRING_SIMPLE("\\t"), 0, pe, status); | |
| 46f4442e A |
4020 | |
| 4021 | // | |
| 729e4ab9 A |
4022 | // Regex to identify test patterns with flag settings, and to separate them. |
| 4023 | // Test patterns with flags look like 'pattern'i | |
| 4024 | // Test patterns without flags are not quoted: pattern | |
| 4025 | // Coming out, capture group 2 is the pattern, capture group 3 is the flags. | |
| 46f4442e | 4026 | // |
| 729e4ab9 A |
4027 | RegexPattern *flagPat = RegexPattern::compile(UNICODE_STRING_SIMPLE("('?)(.*)\\1(.*)"), 0, pe, status); |
| 4028 | RegexMatcher* flagMat = flagPat->matcher(status); | |
| 46f4442e A |
4029 | |
| 4030 | // | |
| 729e4ab9 A |
4031 | // The Perl tests reference several perl-isms, which are evaluated/substituted |
| 4032 | // in the test data. Not being perl, this must be done explicitly. Here | |
| 4033 | // are string constants and REs for these constructs. | |
| 46f4442e | 4034 | // |
| 729e4ab9 A |
4035 | UnicodeString nulnulSrc("${nulnul}"); |
| 4036 | UnicodeString nulnul("\\u0000\\u0000", -1, US_INV); | |
| 4037 | nulnul = nulnul.unescape(); | |
| 4038 | ||
| 4039 | UnicodeString ffffSrc("${ffff}"); | |
| 4040 | UnicodeString ffff("\\uffff", -1, US_INV); | |
| 4041 | ffff = ffff.unescape(); | |
| 4042 | ||
| 4043 | // regexp for $-[0], $+[2], etc. | |
| 4044 | RegexPattern *groupsPat = RegexPattern::compile(UNICODE_STRING_SIMPLE("\\$([+\\-])\\[(\\d+)\\]"), 0, pe, status); | |
| 4045 | RegexMatcher *groupsMat = groupsPat->matcher(status); | |
| 4046 | ||
| 4047 | // regexp for $0, $1, $2, etc. | |
| 4048 | RegexPattern *cgPat = RegexPattern::compile(UNICODE_STRING_SIMPLE("\\$(\\d+)"), 0, pe, status); | |
| 4049 | RegexMatcher *cgMat = cgPat->matcher(status); | |
| 4050 | ||
| 46f4442e A |
4051 | |
| 4052 | // | |
| 729e4ab9 A |
4053 | // Main Loop for the Perl Tests, runs once per line from the |
| 4054 | // test data file. | |
| 46f4442e | 4055 | // |
| 729e4ab9 A |
4056 | int32_t lineNum = 0; |
| 4057 | int32_t skippedUnimplementedCount = 0; | |
| 4058 | while (lineMat->find()) { | |
| 4059 | lineNum++; | |
| 46f4442e | 4060 | |
| 729e4ab9 A |
4061 | // |
| 4062 | // Get a line, break it into its fields, do the Perl | |
| 4063 | // variable substitutions. | |
| 4064 | // | |
| 4065 | UnicodeString line = lineMat->group(1, status); | |
| 4066 | UnicodeString fields[7]; | |
| 4067 | fieldPat->split(line, fields, 7, status); | |
| 46f4442e | 4068 | |
| 729e4ab9 A |
4069 | flagMat->reset(fields[0]); |
| 4070 | flagMat->matches(status); | |
| 4071 | UnicodeString pattern = flagMat->group(2, status); | |
| 4072 | pattern.findAndReplace("${bang}", "!"); | |
| 4073 | pattern.findAndReplace(nulnulSrc, UNICODE_STRING_SIMPLE("\\u0000\\u0000")); | |
| 4074 | pattern.findAndReplace(ffffSrc, ffff); | |
| 4075 | ||
| 4076 | // | |
| 4077 | // Identify patterns that include match flag settings, | |
| 4078 | // split off the flags, remove the extra quotes. | |
| 4079 | // | |
| 4080 | UnicodeString flagStr = flagMat->group(3, status); | |
| 4081 | if (U_FAILURE(status)) { | |
| 4082 | errln("ucnv_toUChars: ICU Error \"%s\"\n", u_errorName(status)); | |
| 4083 | return; | |
| 4084 | } | |
| 4085 | int32_t flags = 0; | |
| 4086 | const UChar UChar_c = 0x63; // Char constants for the flag letters. | |
| 4087 | const UChar UChar_i = 0x69; // (Damn the lack of Unicode support in C) | |
| 4088 | const UChar UChar_m = 0x6d; | |
| 4089 | const UChar UChar_x = 0x78; | |
| 4090 | const UChar UChar_y = 0x79; | |
| 4091 | if (flagStr.indexOf(UChar_i) != -1) { | |
| 4092 | flags |= UREGEX_CASE_INSENSITIVE; | |
| 4093 | } | |
| 4094 | if (flagStr.indexOf(UChar_m) != -1) { | |
| 4095 | flags |= UREGEX_MULTILINE; | |
| 4096 | } | |
| 4097 | if (flagStr.indexOf(UChar_x) != -1) { | |
| 4098 | flags |= UREGEX_COMMENTS; | |
| 46f4442e | 4099 | } |
| 46f4442e | 4100 | |
| 729e4ab9 A |
4101 | // |
| 4102 | // Compile the test pattern. | |
| 4103 | // | |
| 4104 | status = U_ZERO_ERROR; | |
| 4105 | RegexPattern *testPat = RegexPattern::compile(pattern, flags, pe, status); | |
| 4106 | if (status == U_REGEX_UNIMPLEMENTED) { | |
| 4107 | // | |
| 4108 | // Test of a feature that is planned for ICU, but not yet implemented. | |
| 4109 | // skip the test. | |
| 4110 | skippedUnimplementedCount++; | |
| 4111 | delete testPat; | |
| 4112 | status = U_ZERO_ERROR; | |
| 4113 | continue; | |
| 46f4442e | 4114 | } |
| 729e4ab9 A |
4115 | |
| 4116 | if (U_FAILURE(status)) { | |
| 4117 | // Some tests are supposed to generate errors. | |
| 4118 | // Only report an error for tests that are supposed to succeed. | |
| 4119 | if (fields[2].indexOf(UChar_c) == -1 && // Compilation is not supposed to fail AND | |
| 4120 | fields[2].indexOf(UChar_i) == -1) // it's not an accepted ICU incompatibility | |
| 4121 | { | |
| 4122 | errln("line %d: ICU Error \"%s\"\n", lineNum, u_errorName(status)); | |
| 4123 | } | |
| 4124 | status = U_ZERO_ERROR; | |
| 4125 | delete testPat; | |
| 4126 | continue; | |
| 46f4442e | 4127 | } |
| 729e4ab9 A |
4128 | |
| 4129 | if (fields[2].indexOf(UChar_i) >= 0) { | |
| 4130 | // ICU should skip this test. | |
| 4131 | delete testPat; | |
| 4132 | continue; | |
| 46f4442e A |
4133 | } |
| 4134 | ||
| 729e4ab9 A |
4135 | if (fields[2].indexOf(UChar_c) >= 0) { |
| 4136 | // This pattern should have caused a compilation error, but didn't/ | |
| 4137 | errln("line %d: Expected a pattern compile error, got success.", lineNum); | |
| 4138 | delete testPat; | |
| 4139 | continue; | |
| 4140 | } | |
| 4141 | ||
| 4142 | // | |
| 4143 | // replace the Perl variables that appear in some of the | |
| 4144 | // match data strings. | |
| 4145 | // | |
| 4146 | UnicodeString matchString = fields[1]; | |
| 4147 | matchString.findAndReplace(nulnulSrc, nulnul); | |
| 4148 | matchString.findAndReplace(ffffSrc, ffff); | |
| 46f4442e | 4149 | |
| 729e4ab9 A |
4150 | // Replace any \n in the match string with an actual new-line char. |
| 4151 | // Don't do full unescape, as this unescapes more than Perl does, which | |
| 4152 | // causes other spurious failures in the tests. | |
| 4153 | matchString.findAndReplace(UNICODE_STRING_SIMPLE("\\n"), "\n"); | |
| 46f4442e | 4154 | |
| 46f4442e A |
4155 | |
| 4156 | ||
| 729e4ab9 A |
4157 | // |
| 4158 | // Run the test, check for expected match/don't match result. | |
| 4159 | // | |
| 4160 | RegexMatcher *testMat = testPat->matcher(matchString, status); | |
| 4161 | UBool found = testMat->find(); | |
| 4162 | UBool expected = FALSE; | |
| 4163 | if (fields[2].indexOf(UChar_y) >=0) { | |
| 4164 | expected = TRUE; | |
| 4165 | } | |
| 4166 | if (expected != found) { | |
| 4167 | errln("line %d: Expected %smatch, got %smatch", | |
| 4168 | lineNum, expected?"":"no ", found?"":"no " ); | |
| 4169 | continue; | |
| 4170 | } | |
| 57a6839d | 4171 | |
| 729e4ab9 A |
4172 | // Don't try to check expected results if there is no match. |
| 4173 | // (Some have stuff in the expected fields) | |
| 4174 | if (!found) { | |
| 4175 | delete testMat; | |
| 4176 | delete testPat; | |
| 4177 | continue; | |
| 4178 | } | |
| 46f4442e | 4179 | |
| 729e4ab9 A |
4180 | // |
| 4181 | // Interpret the Perl expression from the fourth field of the data file, | |
| 4182 | // building up an ICU string from the results of the ICU match. | |
| 4183 | // The Perl expression will contain references to the results of | |
| 4184 | // a regex match, including the matched string, capture group strings, | |
| 4185 | // group starting and ending indicies, etc. | |
| 4186 | // | |
| 4187 | UnicodeString resultString; | |
| 4188 | UnicodeString perlExpr = fields[3]; | |
| 4189 | #if SUPPORT_MUTATING_INPUT_STRING | |
| 4190 | groupsMat->reset(perlExpr); | |
| 4191 | cgMat->reset(perlExpr); | |
| 4192 | #endif | |
| 46f4442e | 4193 | |
| 729e4ab9 A |
4194 | while (perlExpr.length() > 0) { |
| 4195 | #if !SUPPORT_MUTATING_INPUT_STRING | |
| 4196 | // Perferred usage. Reset after any modification to input string. | |
| 4197 | groupsMat->reset(perlExpr); | |
| 4198 | cgMat->reset(perlExpr); | |
| 4199 | #endif | |
| b75a7d8f | 4200 | |
| 729e4ab9 A |
4201 | if (perlExpr.startsWith("$&")) { |
| 4202 | resultString.append(testMat->group(status)); | |
| 4203 | perlExpr.remove(0, 2); | |
| 4204 | } | |
| b75a7d8f | 4205 | |
| 729e4ab9 A |
4206 | else if (groupsMat->lookingAt(status)) { |
| 4207 | // $-[0] $+[2] etc. | |
| 4208 | UnicodeString digitString = groupsMat->group(2, status); | |
| 4209 | int32_t t = 0; | |
| 4210 | int32_t groupNum = ICU_Utility::parseNumber(digitString, t, 10); | |
| 4211 | UnicodeString plusOrMinus = groupsMat->group(1, status); | |
| 4212 | int32_t matchPosition; | |
| 4213 | if (plusOrMinus.compare("+") == 0) { | |
| 4214 | matchPosition = testMat->end(groupNum, status); | |
| 4215 | } else { | |
| 4216 | matchPosition = testMat->start(groupNum, status); | |
| 4217 | } | |
| 4218 | if (matchPosition != -1) { | |
| 4219 | ICU_Utility::appendNumber(resultString, matchPosition); | |
| 4220 | } | |
| 4221 | perlExpr.remove(0, groupsMat->end(status)); | |
| 4222 | } | |
| b75a7d8f | 4223 | |
| 729e4ab9 A |
4224 | else if (cgMat->lookingAt(status)) { |
| 4225 | // $1, $2, $3, etc. | |
| 4226 | UnicodeString digitString = cgMat->group(1, status); | |
| 4227 | int32_t t = 0; | |
| 4228 | int32_t groupNum = ICU_Utility::parseNumber(digitString, t, 10); | |
| 4229 | if (U_SUCCESS(status)) { | |
| 4230 | resultString.append(testMat->group(groupNum, status)); | |
| 4231 | status = U_ZERO_ERROR; | |
| 4232 | } | |
| 4233 | perlExpr.remove(0, cgMat->end(status)); | |
| 4234 | } | |
| b75a7d8f | 4235 | |
| 729e4ab9 A |
4236 | else if (perlExpr.startsWith("@-")) { |
| 4237 | int32_t i; | |
| 4238 | for (i=0; i<=testMat->groupCount(); i++) { | |
| 4239 | if (i>0) { | |
| 4240 | resultString.append(" "); | |
| 4241 | } | |
| 4242 | ICU_Utility::appendNumber(resultString, testMat->start(i, status)); | |
| 4243 | } | |
| 4244 | perlExpr.remove(0, 2); | |
| 4245 | } | |
| b75a7d8f | 4246 | |
| 729e4ab9 A |
4247 | else if (perlExpr.startsWith("@+")) { |
| 4248 | int32_t i; | |
| 4249 | for (i=0; i<=testMat->groupCount(); i++) { | |
| 4250 | if (i>0) { | |
| 4251 | resultString.append(" "); | |
| 4252 | } | |
| 4253 | ICU_Utility::appendNumber(resultString, testMat->end(i, status)); | |
| 4254 | } | |
| 4255 | perlExpr.remove(0, 2); | |
| 4256 | } | |
| b75a7d8f | 4257 | |
| 729e4ab9 A |
4258 | else if (perlExpr.startsWith(UNICODE_STRING_SIMPLE("\\"))) { // \Escape. Take following char as a literal. |
| 4259 | // or as an escaped sequence (e.g. \n) | |
| 4260 | if (perlExpr.length() > 1) { | |
| 4261 | perlExpr.remove(0, 1); // Remove the '\', but only if not last char. | |
| 4262 | } | |
| 4263 | UChar c = perlExpr.charAt(0); | |
| 4264 | switch (c) { | |
| 4265 | case 'n': c = '\n'; break; | |
| 4266 | // add any other escape sequences that show up in the test expected results. | |
| 4267 | } | |
| 4268 | resultString.append(c); | |
| 4269 | perlExpr.remove(0, 1); | |
| 4270 | } | |
| b75a7d8f | 4271 | |
| 729e4ab9 A |
4272 | else { |
| 4273 | // Any characters from the perl expression that we don't explicitly | |
| 4274 | // recognize before here are assumed to be literals and copied | |
| 4275 | // as-is to the expected results. | |
| 4276 | resultString.append(perlExpr.charAt(0)); | |
| 4277 | perlExpr.remove(0, 1); | |
| 4278 | } | |
| 374ca955 | 4279 | |
| 729e4ab9 A |
4280 | if (U_FAILURE(status)) { |
| 4281 | errln("Line %d: ICU Error \"%s\"", lineNum, u_errorName(status)); | |
| 4282 | break; | |
| 4283 | } | |
| 4284 | } | |
| b75a7d8f | 4285 | |
| 729e4ab9 A |
4286 | // |
| 4287 | // Expected Results Compare | |
| 4288 | // | |
| 4289 | UnicodeString expectedS(fields[4]); | |
| 4290 | expectedS.findAndReplace(nulnulSrc, nulnul); | |
| 4291 | expectedS.findAndReplace(ffffSrc, ffff); | |
| 4292 | expectedS.findAndReplace(UNICODE_STRING_SIMPLE("\\n"), "\n"); | |
| b75a7d8f A |
4293 | |
| 4294 | ||
| 729e4ab9 A |
4295 | if (expectedS.compare(resultString) != 0) { |
| 4296 | err("Line %d: Incorrect perl expression results.", lineNum); | |
| 4297 | infoln((UnicodeString)"Expected \""+expectedS+(UnicodeString)"\"; got \""+resultString+(UnicodeString)"\""); | |
| 4298 | } | |
| 374ca955 | 4299 | |
| 729e4ab9 A |
4300 | delete testMat; |
| 4301 | delete testPat; | |
| b75a7d8f | 4302 | } |
| 374ca955 | 4303 | |
| b75a7d8f | 4304 | // |
| 729e4ab9 | 4305 | // All done. Clean up allocated stuff. |
| b75a7d8f | 4306 | // |
| 729e4ab9 A |
4307 | delete cgMat; |
| 4308 | delete cgPat; | |
| 374ca955 | 4309 | |
| 729e4ab9 A |
4310 | delete groupsMat; |
| 4311 | delete groupsPat; | |
| 374ca955 | 4312 | |
| 729e4ab9 A |
4313 | delete flagMat; |
| 4314 | delete flagPat; | |
| 374ca955 | 4315 | |
| 729e4ab9 A |
4316 | delete lineMat; |
| 4317 | delete linePat; | |
| 374ca955 | 4318 | |
| 729e4ab9 A |
4319 | delete fieldPat; |
| 4320 | delete [] testData; | |
| 374ca955 | 4321 | |
| 374ca955 | 4322 | |
| 729e4ab9 | 4323 | logln("%d tests skipped because of unimplemented regexp features.", skippedUnimplementedCount); |
| b75a7d8f | 4324 | |
| b75a7d8f A |
4325 | } |
| 4326 | ||
| 4327 | ||
| 4328 | //------------------------------------------------------------------------------- | |
| 4329 | // | |
| 729e4ab9 A |
4330 | // PerlTestsUTF8 Run Perl's regular expression tests on UTF-8-based UTexts |
| 4331 | // (instead of using UnicodeStrings) to test the alternate engine. | |
| 4332 | // The input file for this test is re_tests, the standard regular | |
| 4333 | // expression test data distributed with the Perl source code. | |
| 4334 | // See PerlTests() for more information. | |
| b75a7d8f A |
4335 | // |
| 4336 | //------------------------------------------------------------------------------- | |
| 729e4ab9 | 4337 | void RegexTest::PerlTestsUTF8() { |
| 374ca955 A |
4338 | char tdd[2048]; |
| 4339 | const char *srcPath; | |
| b75a7d8f A |
4340 | UErrorCode status = U_ZERO_ERROR; |
| 4341 | UParseError pe; | |
| 729e4ab9 A |
4342 | LocalUConverterPointer UTF8Converter(ucnv_open("UTF-8", &status)); |
| 4343 | UText patternText = UTEXT_INITIALIZER; | |
| 4344 | char *patternChars = NULL; | |
| 4345 | int32_t patternLength; | |
| 4346 | int32_t patternCapacity = 0; | |
| 4347 | UText inputText = UTEXT_INITIALIZER; | |
| 4348 | char *inputChars = NULL; | |
| 4349 | int32_t inputLength; | |
| 4350 | int32_t inputCapacity = 0; | |
| 4351 | ||
| 4352 | ucnv_setFromUCallBack(UTF8Converter.getAlias(), UCNV_FROM_U_CALLBACK_STOP, NULL, NULL, NULL, &status); | |
| b75a7d8f A |
4353 | |
| 4354 | // | |
| 4355 | // Open and read the test data file. | |
| 4356 | // | |
| 374ca955 A |
4357 | srcPath=getPath(tdd, "re_tests.txt"); |
| 4358 | if(srcPath==NULL) { | |
| 4359 | return; /* something went wrong, error already output */ | |
| b75a7d8f A |
4360 | } |
| 4361 | ||
| 46f4442e A |
4362 | int32_t len; |
| 4363 | UChar *testData = ReadAndConvertFile(srcPath, len, "iso-8859-1", status); | |
| 374ca955 A |
4364 | if (U_FAILURE(status)) { |
| 4365 | return; /* something went wrong, error already output */ | |
| 4366 | } | |
| b75a7d8f A |
4367 | |
| 4368 | // | |
| 4369 | // Put the test data into a UnicodeString | |
| 4370 | // | |
| 4371 | UnicodeString testDataString(FALSE, testData, len); | |
| 4372 | ||
| 4373 | // | |
| 4374 | // Regex to break the input file into lines, and strip the new lines. | |
| 4375 | // One line per match, capture group one is the desired data. | |
| 4376 | // | |
| 46f4442e | 4377 | RegexPattern* linePat = RegexPattern::compile(UNICODE_STRING_SIMPLE("(.+?)[\\r\\n]+"), 0, pe, status); |
| 73c04bcf A |
4378 | if (U_FAILURE(status)) { |
| 4379 | dataerrln("RegexPattern::compile() error"); | |
| 4380 | return; | |
| 4381 | } | |
| b75a7d8f A |
4382 | RegexMatcher* lineMat = linePat->matcher(testDataString, status); |
| 4383 | ||
| 4384 | // | |
| 4385 | // Regex to split a test file line into fields. | |
| 4386 | // There are six fields, separated by tabs. | |
| 4387 | // | |
| 46f4442e | 4388 | RegexPattern* fieldPat = RegexPattern::compile(UNICODE_STRING_SIMPLE("\\t"), 0, pe, status); |
| b75a7d8f A |
4389 | |
| 4390 | // | |
| 4391 | // Regex to identify test patterns with flag settings, and to separate them. | |
| 4392 | // Test patterns with flags look like 'pattern'i | |
| 4393 | // Test patterns without flags are not quoted: pattern | |
| 4394 | // Coming out, capture group 2 is the pattern, capture group 3 is the flags. | |
| 4395 | // | |
| 46f4442e | 4396 | RegexPattern *flagPat = RegexPattern::compile(UNICODE_STRING_SIMPLE("('?)(.*)\\1(.*)"), 0, pe, status); |
| 374ca955 | 4397 | RegexMatcher* flagMat = flagPat->matcher(status); |
| b75a7d8f A |
4398 | |
| 4399 | // | |
| 4400 | // The Perl tests reference several perl-isms, which are evaluated/substituted | |
| 4401 | // in the test data. Not being perl, this must be done explicitly. Here | |
| 4402 | // are string constants and REs for these constructs. | |
| 4403 | // | |
| 4404 | UnicodeString nulnulSrc("${nulnul}"); | |
| 46f4442e | 4405 | UnicodeString nulnul("\\u0000\\u0000", -1, US_INV); |
| b75a7d8f A |
4406 | nulnul = nulnul.unescape(); |
| 4407 | ||
| 4408 | UnicodeString ffffSrc("${ffff}"); | |
| 46f4442e | 4409 | UnicodeString ffff("\\uffff", -1, US_INV); |
| b75a7d8f A |
4410 | ffff = ffff.unescape(); |
| 4411 | ||
| 4412 | // regexp for $-[0], $+[2], etc. | |
| 46f4442e | 4413 | RegexPattern *groupsPat = RegexPattern::compile(UNICODE_STRING_SIMPLE("\\$([+\\-])\\[(\\d+)\\]"), 0, pe, status); |
| 374ca955 A |
4414 | RegexMatcher *groupsMat = groupsPat->matcher(status); |
| 4415 | ||
| b75a7d8f | 4416 | // regexp for $0, $1, $2, etc. |
| 46f4442e | 4417 | RegexPattern *cgPat = RegexPattern::compile(UNICODE_STRING_SIMPLE("\\$(\\d+)"), 0, pe, status); |
| 374ca955 | 4418 | RegexMatcher *cgMat = cgPat->matcher(status); |
| b75a7d8f A |
4419 | |
| 4420 | ||
| 4421 | // | |
| 4422 | // Main Loop for the Perl Tests, runs once per line from the | |
| 4423 | // test data file. | |
| 4424 | // | |
| 4425 | int32_t lineNum = 0; | |
| 4426 | int32_t skippedUnimplementedCount = 0; | |
| 4427 | while (lineMat->find()) { | |
| 4428 | lineNum++; | |
| 4429 | ||
| 4430 | // | |
| 4431 | // Get a line, break it into its fields, do the Perl | |
| 4432 | // variable substitutions. | |
| 4433 | // | |
| 4434 | UnicodeString line = lineMat->group(1, status); | |
| 4435 | UnicodeString fields[7]; | |
| 4436 | fieldPat->split(line, fields, 7, status); | |
| 4437 | ||
| 4438 | flagMat->reset(fields[0]); | |
| 4439 | flagMat->matches(status); | |
| 4440 | UnicodeString pattern = flagMat->group(2, status); | |
| 4441 | pattern.findAndReplace("${bang}", "!"); | |
| 46f4442e | 4442 | pattern.findAndReplace(nulnulSrc, UNICODE_STRING_SIMPLE("\\u0000\\u0000")); |
| b75a7d8f A |
4443 | pattern.findAndReplace(ffffSrc, ffff); |
| 4444 | ||
| 4445 | // | |
| 4446 | // Identify patterns that include match flag settings, | |
| 4447 | // split off the flags, remove the extra quotes. | |
| 4448 | // | |
| 4449 | UnicodeString flagStr = flagMat->group(3, status); | |
| 4450 | if (U_FAILURE(status)) { | |
| 4451 | errln("ucnv_toUChars: ICU Error \"%s\"\n", u_errorName(status)); | |
| 4452 | return; | |
| 4453 | } | |
| 4454 | int32_t flags = 0; | |
| 4455 | const UChar UChar_c = 0x63; // Char constants for the flag letters. | |
| 4456 | const UChar UChar_i = 0x69; // (Damn the lack of Unicode support in C) | |
| 4457 | const UChar UChar_m = 0x6d; | |
| 4458 | const UChar UChar_x = 0x78; | |
| 4459 | const UChar UChar_y = 0x79; | |
| 4460 | if (flagStr.indexOf(UChar_i) != -1) { | |
| 4461 | flags |= UREGEX_CASE_INSENSITIVE; | |
| 4462 | } | |
| 4463 | if (flagStr.indexOf(UChar_m) != -1) { | |
| 4464 | flags |= UREGEX_MULTILINE; | |
| 4465 | } | |
| 4466 | if (flagStr.indexOf(UChar_x) != -1) { | |
| 4467 | flags |= UREGEX_COMMENTS; | |
| 4468 | } | |
| 57a6839d | 4469 | |
| 729e4ab9 A |
4470 | // |
| 4471 | // Put the pattern in a UTF-8 UText | |
| 4472 | // | |
| 4473 | status = U_ZERO_ERROR; | |
| 4474 | patternLength = pattern.extract(patternChars, patternCapacity, UTF8Converter.getAlias(), status); | |
| 4475 | if (status == U_BUFFER_OVERFLOW_ERROR) { | |
| 4476 | status = U_ZERO_ERROR; | |
| 4477 | delete[] patternChars; | |
| 4478 | patternCapacity = patternLength + 1; | |
| 4479 | patternChars = new char[patternCapacity]; | |
| 4480 | pattern.extract(patternChars, patternCapacity, UTF8Converter.getAlias(), status); | |
| 4481 | } | |
| 4482 | utext_openUTF8(&patternText, patternChars, patternLength, &status); | |
| b75a7d8f A |
4483 | |
| 4484 | // | |
| 4485 | // Compile the test pattern. | |
| 4486 | // | |
| 729e4ab9 | 4487 | RegexPattern *testPat = RegexPattern::compile(&patternText, flags, pe, status); |
| b75a7d8f A |
4488 | if (status == U_REGEX_UNIMPLEMENTED) { |
| 4489 | // | |
| 4490 | // Test of a feature that is planned for ICU, but not yet implemented. | |
| 4491 | // skip the test. | |
| 4492 | skippedUnimplementedCount++; | |
| 4493 | delete testPat; | |
| 4494 | status = U_ZERO_ERROR; | |
| 4495 | continue; | |
| 4496 | } | |
| 4497 | ||
| 4498 | if (U_FAILURE(status)) { | |
| 4499 | // Some tests are supposed to generate errors. | |
| 4500 | // Only report an error for tests that are supposed to succeed. | |
| 4501 | if (fields[2].indexOf(UChar_c) == -1 && // Compilation is not supposed to fail AND | |
| 4502 | fields[2].indexOf(UChar_i) == -1) // it's not an accepted ICU incompatibility | |
| 4503 | { | |
| 4504 | errln("line %d: ICU Error \"%s\"\n", lineNum, u_errorName(status)); | |
| 4505 | } | |
| 4506 | status = U_ZERO_ERROR; | |
| 4507 | delete testPat; | |
| 4508 | continue; | |
| 4509 | } | |
| 4510 | ||
| 4511 | if (fields[2].indexOf(UChar_i) >= 0) { | |
| 4512 | // ICU should skip this test. | |
| 4513 | delete testPat; | |
| 4514 | continue; | |
| 4515 | } | |
| 4516 | ||
| 4517 | if (fields[2].indexOf(UChar_c) >= 0) { | |
| 4518 | // This pattern should have caused a compilation error, but didn't/ | |
| 4519 | errln("line %d: Expected a pattern compile error, got success.", lineNum); | |
| 4520 | delete testPat; | |
| 4521 | continue; | |
| 4522 | } | |
| 4523 | ||
| 729e4ab9 | 4524 | |
| b75a7d8f A |
4525 | // |
| 4526 | // replace the Perl variables that appear in some of the | |
| 374ca955 | 4527 | // match data strings. |
| b75a7d8f A |
4528 | // |
| 4529 | UnicodeString matchString = fields[1]; | |
| 4530 | matchString.findAndReplace(nulnulSrc, nulnul); | |
| 4531 | matchString.findAndReplace(ffffSrc, ffff); | |
| 4532 | ||
| 4533 | // Replace any \n in the match string with an actual new-line char. | |
| 4534 | // Don't do full unescape, as this unescapes more than Perl does, which | |
| 4535 | // causes other spurious failures in the tests. | |
| 46f4442e | 4536 | matchString.findAndReplace(UNICODE_STRING_SIMPLE("\\n"), "\n"); |
| 374ca955 | 4537 | |
| 729e4ab9 A |
4538 | // |
| 4539 | // Put the input in a UTF-8 UText | |
| 4540 | // | |
| 4541 | status = U_ZERO_ERROR; | |
| 4542 | inputLength = matchString.extract(inputChars, inputCapacity, UTF8Converter.getAlias(), status); | |
| 4543 | if (status == U_BUFFER_OVERFLOW_ERROR) { | |
| 4544 | status = U_ZERO_ERROR; | |
| 4545 | delete[] inputChars; | |
| 4546 | inputCapacity = inputLength + 1; | |
| 4547 | inputChars = new char[inputCapacity]; | |
| 4548 | matchString.extract(inputChars, inputCapacity, UTF8Converter.getAlias(), status); | |
| 4549 | } | |
| 4550 | utext_openUTF8(&inputText, inputChars, inputLength, &status); | |
| b75a7d8f A |
4551 | |
| 4552 | // | |
| 4553 | // Run the test, check for expected match/don't match result. | |
| 4554 | // | |
| 4388f060 | 4555 | RegexMatcher *testMat = &testPat->matcher(status)->reset(&inputText); |
| b75a7d8f A |
4556 | UBool found = testMat->find(); |
| 4557 | UBool expected = FALSE; | |
| 4558 | if (fields[2].indexOf(UChar_y) >=0) { | |
| 4559 | expected = TRUE; | |
| 4560 | } | |
| 4561 | if (expected != found) { | |
| 374ca955 | 4562 | errln("line %d: Expected %smatch, got %smatch", |
| b75a7d8f A |
4563 | lineNum, expected?"":"no ", found?"":"no " ); |
| 4564 | continue; | |
| 4565 | } | |
| 57a6839d | 4566 | |
| 46f4442e A |
4567 | // Don't try to check expected results if there is no match. |
| 4568 | // (Some have stuff in the expected fields) | |
| 4569 | if (!found) { | |
| 4570 | delete testMat; | |
| 4571 | delete testPat; | |
| 4572 | continue; | |
| 4573 | } | |
| b75a7d8f A |
4574 | |
| 4575 | // | |
| 4576 | // Interpret the Perl expression from the fourth field of the data file, | |
| 4577 | // building up an ICU string from the results of the ICU match. | |
| 374ca955 | 4578 | // The Perl expression will contain references to the results of |
| b75a7d8f A |
4579 | // a regex match, including the matched string, capture group strings, |
| 4580 | // group starting and ending indicies, etc. | |
| 4581 | // | |
| 4582 | UnicodeString resultString; | |
| 4583 | UnicodeString perlExpr = fields[3]; | |
| b75a7d8f A |
4584 | |
| 4585 | while (perlExpr.length() > 0) { | |
| 729e4ab9 A |
4586 | groupsMat->reset(perlExpr); |
| 4587 | cgMat->reset(perlExpr); | |
| 4588 | ||
| b75a7d8f A |
4589 | if (perlExpr.startsWith("$&")) { |
| 4590 | resultString.append(testMat->group(status)); | |
| 4591 | perlExpr.remove(0, 2); | |
| 4592 | } | |
| 4593 | ||
| 4594 | else if (groupsMat->lookingAt(status)) { | |
| 4595 | // $-[0] $+[2] etc. | |
| 4596 | UnicodeString digitString = groupsMat->group(2, status); | |
| 4597 | int32_t t = 0; | |
| 4598 | int32_t groupNum = ICU_Utility::parseNumber(digitString, t, 10); | |
| 4599 | UnicodeString plusOrMinus = groupsMat->group(1, status); | |
| 4600 | int32_t matchPosition; | |
| 4601 | if (plusOrMinus.compare("+") == 0) { | |
| 4602 | matchPosition = testMat->end(groupNum, status); | |
| 4603 | } else { | |
| 4604 | matchPosition = testMat->start(groupNum, status); | |
| 4605 | } | |
| 4606 | if (matchPosition != -1) { | |
| 4607 | ICU_Utility::appendNumber(resultString, matchPosition); | |
| 4608 | } | |
| 4609 | perlExpr.remove(0, groupsMat->end(status)); | |
| 4610 | } | |
| 4611 | ||
| 4612 | else if (cgMat->lookingAt(status)) { | |
| 4613 | // $1, $2, $3, etc. | |
| 4614 | UnicodeString digitString = cgMat->group(1, status); | |
| 4615 | int32_t t = 0; | |
| 4616 | int32_t groupNum = ICU_Utility::parseNumber(digitString, t, 10); | |
| 4617 | if (U_SUCCESS(status)) { | |
| 4618 | resultString.append(testMat->group(groupNum, status)); | |
| 4619 | status = U_ZERO_ERROR; | |
| 4620 | } | |
| 4621 | perlExpr.remove(0, cgMat->end(status)); | |
| 4622 | } | |
| 4623 | ||
| 4624 | else if (perlExpr.startsWith("@-")) { | |
| 46f4442e | 4625 | int32_t i; |
| b75a7d8f A |
4626 | for (i=0; i<=testMat->groupCount(); i++) { |
| 4627 | if (i>0) { | |
| 4628 | resultString.append(" "); | |
| 4629 | } | |
| 4630 | ICU_Utility::appendNumber(resultString, testMat->start(i, status)); | |
| 4631 | } | |
| 4632 | perlExpr.remove(0, 2); | |
| 4633 | } | |
| 4634 | ||
| 4635 | else if (perlExpr.startsWith("@+")) { | |
| 46f4442e | 4636 | int32_t i; |
| b75a7d8f A |
4637 | for (i=0; i<=testMat->groupCount(); i++) { |
| 4638 | if (i>0) { | |
| 4639 | resultString.append(" "); | |
| 4640 | } | |
| 4641 | ICU_Utility::appendNumber(resultString, testMat->end(i, status)); | |
| 4642 | } | |
| 4643 | perlExpr.remove(0, 2); | |
| 4644 | } | |
| 4645 | ||
| 46f4442e | 4646 | else if (perlExpr.startsWith(UNICODE_STRING_SIMPLE("\\"))) { // \Escape. Take following char as a literal. |
| b75a7d8f A |
4647 | // or as an escaped sequence (e.g. \n) |
| 4648 | if (perlExpr.length() > 1) { | |
| 4649 | perlExpr.remove(0, 1); // Remove the '\', but only if not last char. | |
| 4650 | } | |
| 4651 | UChar c = perlExpr.charAt(0); | |
| 4652 | switch (c) { | |
| 4653 | case 'n': c = '\n'; break; | |
| 4654 | // add any other escape sequences that show up in the test expected results. | |
| 4655 | } | |
| 374ca955 | 4656 | resultString.append(c); |
| b75a7d8f A |
4657 | perlExpr.remove(0, 1); |
| 4658 | } | |
| 4659 | ||
| 4660 | else { | |
| 4661 | // Any characters from the perl expression that we don't explicitly | |
| 4662 | // recognize before here are assumed to be literals and copied | |
| 4663 | // as-is to the expected results. | |
| 4664 | resultString.append(perlExpr.charAt(0)); | |
| 4665 | perlExpr.remove(0, 1); | |
| 4666 | } | |
| 4667 | ||
| 4668 | if (U_FAILURE(status)) { | |
| 4669 | errln("Line %d: ICU Error \"%s\"", lineNum, u_errorName(status)); | |
| 4670 | break; | |
| 4671 | } | |
| 4672 | } | |
| 374ca955 | 4673 | |
| b75a7d8f A |
4674 | // |
| 4675 | // Expected Results Compare | |
| 4676 | // | |
| 4677 | UnicodeString expectedS(fields[4]); | |
| 4678 | expectedS.findAndReplace(nulnulSrc, nulnul); | |
| 4679 | expectedS.findAndReplace(ffffSrc, ffff); | |
| 46f4442e | 4680 | expectedS.findAndReplace(UNICODE_STRING_SIMPLE("\\n"), "\n"); |
| b75a7d8f A |
4681 | |
| 4682 | ||
| 4683 | if (expectedS.compare(resultString) != 0) { | |
| 73c04bcf | 4684 | err("Line %d: Incorrect perl expression results.", lineNum); |
| 729e4ab9 | 4685 | infoln((UnicodeString)"Expected \""+expectedS+(UnicodeString)"\"; got \""+resultString+(UnicodeString)"\""); |
| b75a7d8f A |
4686 | } |
| 4687 | ||
| 4688 | delete testMat; | |
| 4689 | delete testPat; | |
| 4690 | } | |
| 4691 | ||
| 4692 | // | |
| 4693 | // All done. Clean up allocated stuff. | |
| 4694 | // | |
| 4695 | delete cgMat; | |
| 4696 | delete cgPat; | |
| 374ca955 | 4697 | |
| b75a7d8f A |
4698 | delete groupsMat; |
| 4699 | delete groupsPat; | |
| 374ca955 | 4700 | |
| b75a7d8f A |
4701 | delete flagMat; |
| 4702 | delete flagPat; | |
| 4703 | ||
| 4704 | delete lineMat; | |
| 4705 | delete linePat; | |
| 374ca955 | 4706 | |
| b75a7d8f A |
4707 | delete fieldPat; |
| 4708 | delete [] testData; | |
| 57a6839d | 4709 | |
| 729e4ab9 A |
4710 | utext_close(&patternText); |
| 4711 | utext_close(&inputText); | |
| 57a6839d | 4712 | |
| 729e4ab9 A |
4713 | delete [] patternChars; |
| 4714 | delete [] inputChars; | |
| 374ca955 | 4715 | |
| b75a7d8f A |
4716 | |
| 4717 | logln("%d tests skipped because of unimplemented regexp features.", skippedUnimplementedCount); | |
| 4718 | ||
| 4719 | } | |
| 4720 | ||
| 4721 | ||
| 729e4ab9 A |
4722 | //-------------------------------------------------------------- |
| 4723 | // | |
| 4724 | // Bug6149 Verify limits to heap expansion for backtrack stack. | |
| 4725 | // Use this pattern, | |
| 57a6839d A |
4726 | // "(a?){1,8000000}" |
| 4727 | // Note: was an unbounded upperbounds, but that now has loop-breaking enabled. | |
| 4728 | // This test is likely to be fragile, as further optimizations stop | |
| 4729 | // more cases of pointless looping in the match engine. | |
| 729e4ab9 A |
4730 | // |
| 4731 | //--------------------------------------------------------------- | |
| 4732 | void RegexTest::Bug6149() { | |
| 57a6839d | 4733 | UnicodeString pattern("(a?){1,8000000}"); |
| 729e4ab9 A |
4734 | UnicodeString s("xyz"); |
| 4735 | uint32_t flags = 0; | |
| 4736 | UErrorCode status = U_ZERO_ERROR; | |
| 4737 | ||
| 4738 | RegexMatcher matcher(pattern, s, flags, status); | |
| 4739 | UBool result = false; | |
| 4740 | REGEX_ASSERT_FAIL(result=matcher.matches(status), U_REGEX_STACK_OVERFLOW); | |
| 4741 | REGEX_ASSERT(result == FALSE); | |
| 4742 | } | |
| 4743 | ||
| 4744 | ||
| 46f4442e A |
4745 | // |
| 4746 | // Callbacks() Test the callback function. | |
| 4747 | // When set, callbacks occur periodically during matching operations, | |
| 4748 | // giving the application code the ability to abort the operation | |
| 4749 | // before it's normal completion. | |
| 4750 | // | |
| 4751 | ||
| 4752 | struct callBackContext { | |
| 4753 | RegexTest *test; | |
| 4754 | int32_t maxCalls; | |
| 4755 | int32_t numCalls; | |
| 4756 | int32_t lastSteps; | |
| 4757 | void reset(int32_t max) {maxCalls=max; numCalls=0; lastSteps=0;}; | |
| 4758 | }; | |
| 4759 | ||
| 4760 | U_CDECL_BEGIN | |
| 4761 | static UBool U_CALLCONV | |
| 4762 | testCallBackFn(const void *context, int32_t steps) { | |
| 4763 | callBackContext *info = (callBackContext *)context; | |
| 4764 | if (info->lastSteps+1 != steps) { | |
| 4765 | info->test->errln("incorrect steps in callback. Expected %d, got %d\n", info->lastSteps+1, steps); | |
| 4766 | } | |
| 4767 | info->lastSteps = steps; | |
| 4768 | info->numCalls++; | |
| 4769 | return (info->numCalls < info->maxCalls); | |
| 4770 | } | |
| 4771 | U_CDECL_END | |
| 4772 | ||
| 4773 | void RegexTest::Callbacks() { | |
| 4774 | { | |
| 4775 | // Getter returns NULLs if no callback has been set | |
| 57a6839d | 4776 | |
| 46f4442e A |
4777 | // The variables that the getter will fill in. |
| 4778 | // Init to non-null values so that the action of the getter can be seen. | |
| 4779 | const void *returnedContext = &returnedContext; | |
| 4780 | URegexMatchCallback *returnedFn = &testCallBackFn; | |
| 57a6839d | 4781 | |
| 46f4442e A |
4782 | UErrorCode status = U_ZERO_ERROR; |
| 4783 | RegexMatcher matcher("x", 0, status); | |
| 4784 | REGEX_CHECK_STATUS; | |
| 4785 | matcher.getMatchCallback(returnedFn, returnedContext, status); | |
| 4786 | REGEX_CHECK_STATUS; | |
| 4787 | REGEX_ASSERT(returnedFn == NULL); | |
| 4788 | REGEX_ASSERT(returnedContext == NULL); | |
| 4789 | } | |
| 57a6839d | 4790 | |
| 46f4442e A |
4791 | { |
| 4792 | // Set and Get work | |
| 4793 | callBackContext cbInfo = {this, 0, 0, 0}; | |
| 4794 | const void *returnedContext; | |
| 4795 | URegexMatchCallback *returnedFn; | |
| 4796 | UErrorCode status = U_ZERO_ERROR; | |
| 4797 | RegexMatcher matcher(UNICODE_STRING_SIMPLE("((.)+\\2)+x"), 0, status); // A pattern that can run long. | |
| 4798 | REGEX_CHECK_STATUS; | |
| 4799 | matcher.setMatchCallback(testCallBackFn, &cbInfo, status); | |
| 4800 | REGEX_CHECK_STATUS; | |
| 4801 | matcher.getMatchCallback(returnedFn, returnedContext, status); | |
| 4802 | REGEX_CHECK_STATUS; | |
| 4803 | REGEX_ASSERT(returnedFn == testCallBackFn); | |
| 4804 | REGEX_ASSERT(returnedContext == &cbInfo); | |
| 57a6839d | 4805 | |
| 46f4442e A |
4806 | // A short-running match shouldn't invoke the callback |
| 4807 | status = U_ZERO_ERROR; | |
| 4808 | cbInfo.reset(1); | |
| 4809 | UnicodeString s = "xxx"; | |
| 4810 | matcher.reset(s); | |
| 4811 | REGEX_ASSERT(matcher.matches(status)); | |
| 4812 | REGEX_CHECK_STATUS; | |
| 4813 | REGEX_ASSERT(cbInfo.numCalls == 0); | |
| 57a6839d | 4814 | |
| 46f4442e A |
4815 | // A medium-length match that runs long enough to invoke the |
| 4816 | // callback, but not so long that the callback aborts it. | |
| 4817 | status = U_ZERO_ERROR; | |
| 4818 | cbInfo.reset(4); | |
| 4819 | s = "aaaaaaaaaaaaaaaaaaab"; | |
| 4820 | matcher.reset(s); | |
| 4821 | REGEX_ASSERT(matcher.matches(status)==FALSE); | |
| 4822 | REGEX_CHECK_STATUS; | |
| 4823 | REGEX_ASSERT(cbInfo.numCalls > 0); | |
| 57a6839d | 4824 | |
| 46f4442e A |
4825 | // A longer running match that the callback function will abort. |
| 4826 | status = U_ZERO_ERROR; | |
| 4827 | cbInfo.reset(4); | |
| 4828 | s = "aaaaaaaaaaaaaaaaaaaaaaab"; | |
| 4829 | matcher.reset(s); | |
| 4830 | REGEX_ASSERT(matcher.matches(status)==FALSE); | |
| 4831 | REGEX_ASSERT(status == U_REGEX_STOPPED_BY_CALLER); | |
| 4832 | REGEX_ASSERT(cbInfo.numCalls == 4); | |
| b331163b A |
4833 | |
| 4834 | // A longer running find that the callback function will abort. | |
| 4835 | status = U_ZERO_ERROR; | |
| 4836 | cbInfo.reset(4); | |
| 4837 | s = "aaaaaaaaaaaaaaaaaaaaaaab"; | |
| 4838 | matcher.reset(s); | |
| 4839 | REGEX_ASSERT(matcher.find(status)==FALSE); | |
| 4840 | REGEX_ASSERT(status == U_REGEX_STOPPED_BY_CALLER); | |
| 4841 | REGEX_ASSERT(cbInfo.numCalls == 4); | |
| 46f4442e | 4842 | } |
| 57a6839d | 4843 | |
| 46f4442e A |
4844 | |
| 4845 | } | |
| b75a7d8f | 4846 | |
| 729e4ab9 A |
4847 | |
| 4848 | // | |
| 4849 | // FindProgressCallbacks() Test the find "progress" callback function. | |
| 4850 | // When set, the find progress callback will be invoked during a find operations | |
| 4851 | // after each return from a match attempt, giving the application the opportunity | |
| 4852 | // to terminate a long-running find operation before it's normal completion. | |
| 4853 | // | |
| 4854 | ||
| 4855 | struct progressCallBackContext { | |
| 4856 | RegexTest *test; | |
| 4857 | int64_t lastIndex; | |
| 4858 | int32_t maxCalls; | |
| 4859 | int32_t numCalls; | |
| 4860 | void reset(int32_t max) {maxCalls=max; numCalls=0;lastIndex=0;}; | |
| 4861 | }; | |
| 4862 | ||
| b331163b A |
4863 | // call-back function for find(). |
| 4864 | // Return TRUE to continue the find(). | |
| 4865 | // Return FALSE to stop the find(). | |
| 729e4ab9 A |
4866 | U_CDECL_BEGIN |
| 4867 | static UBool U_CALLCONV | |
| 4868 | testProgressCallBackFn(const void *context, int64_t matchIndex) { | |
| 4869 | progressCallBackContext *info = (progressCallBackContext *)context; | |
| 4870 | info->numCalls++; | |
| 4871 | info->lastIndex = matchIndex; | |
| 4872 | // info->test->infoln("ProgressCallback - matchIndex = %d, numCalls = %d\n", matchIndex, info->numCalls); | |
| 4873 | return (info->numCalls < info->maxCalls); | |
| 4874 | } | |
| 4875 | U_CDECL_END | |
| 4876 | ||
| 4877 | void RegexTest::FindProgressCallbacks() { | |
| 4878 | { | |
| 4879 | // Getter returns NULLs if no callback has been set | |
| 57a6839d | 4880 | |
| 729e4ab9 A |
4881 | // The variables that the getter will fill in. |
| 4882 | // Init to non-null values so that the action of the getter can be seen. | |
| 4883 | const void *returnedContext = &returnedContext; | |
| 4884 | URegexFindProgressCallback *returnedFn = &testProgressCallBackFn; | |
| 57a6839d | 4885 | |
| 729e4ab9 A |
4886 | UErrorCode status = U_ZERO_ERROR; |
| 4887 | RegexMatcher matcher("x", 0, status); | |
| 4888 | REGEX_CHECK_STATUS; | |
| 4889 | matcher.getFindProgressCallback(returnedFn, returnedContext, status); | |
| 4890 | REGEX_CHECK_STATUS; | |
| 4891 | REGEX_ASSERT(returnedFn == NULL); | |
| 4892 | REGEX_ASSERT(returnedContext == NULL); | |
| 4893 | } | |
| 57a6839d | 4894 | |
| 729e4ab9 A |
4895 | { |
| 4896 | // Set and Get work | |
| 4897 | progressCallBackContext cbInfo = {this, 0, 0, 0}; | |
| 4898 | const void *returnedContext; | |
| 4899 | URegexFindProgressCallback *returnedFn; | |
| 4900 | UErrorCode status = U_ZERO_ERROR; | |
| b331163b | 4901 | RegexMatcher matcher(UNICODE_STRING_SIMPLE("((.)\\2)x"), 0, status); |
| 729e4ab9 A |
4902 | REGEX_CHECK_STATUS; |
| 4903 | matcher.setFindProgressCallback(testProgressCallBackFn, &cbInfo, status); | |
| 4904 | REGEX_CHECK_STATUS; | |
| 4905 | matcher.getFindProgressCallback(returnedFn, returnedContext, status); | |
| 4906 | REGEX_CHECK_STATUS; | |
| 4907 | REGEX_ASSERT(returnedFn == testProgressCallBackFn); | |
| 4908 | REGEX_ASSERT(returnedContext == &cbInfo); | |
| 57a6839d | 4909 | |
| b331163b | 4910 | // A find that matches on the initial position does NOT invoke the callback. |
| 729e4ab9 A |
4911 | status = U_ZERO_ERROR; |
| 4912 | cbInfo.reset(100); | |
| b331163b | 4913 | UnicodeString s = "aaxxx"; |
| 729e4ab9 A |
4914 | matcher.reset(s); |
| 4915 | #if 0 | |
| 4916 | matcher.setTrace(TRUE); | |
| 4917 | #endif | |
| 4918 | REGEX_ASSERT(matcher.find(0, status)); | |
| 4919 | REGEX_CHECK_STATUS; | |
| 4920 | REGEX_ASSERT(cbInfo.numCalls == 0); | |
| 57a6839d | 4921 | |
| b331163b A |
4922 | // A medium running find() that causes matcher.find() to invoke our callback for each index, |
| 4923 | // but not so many times that we interrupt the operation. | |
| 729e4ab9 A |
4924 | status = U_ZERO_ERROR; |
| 4925 | s = "aaaaaaaaaaaaaaaaaaab"; | |
| 4926 | cbInfo.reset(s.length()); // Some upper limit for number of calls that is greater than size of our input string | |
| 4927 | matcher.reset(s); | |
| 4928 | REGEX_ASSERT(matcher.find(0, status)==FALSE); | |
| 4929 | REGEX_CHECK_STATUS; | |
| 4930 | REGEX_ASSERT(cbInfo.numCalls > 0 && cbInfo.numCalls < 25); | |
| 57a6839d | 4931 | |
| 729e4ab9 A |
4932 | // A longer running match that causes matcher.find() to invoke our callback which we cancel/interrupt at some point. |
| 4933 | status = U_ZERO_ERROR; | |
| 4934 | UnicodeString s1 = "aaaaaaaaaaaaaaaaaaaaaaab"; | |
| 4935 | cbInfo.reset(s1.length() - 5); // Bail early somewhere near the end of input string | |
| 4936 | matcher.reset(s1); | |
| 4937 | REGEX_ASSERT(matcher.find(0, status)==FALSE); | |
| b331163b | 4938 | REGEX_ASSERT(status == U_REGEX_STOPPED_BY_CALLER); |
| 729e4ab9 A |
4939 | REGEX_ASSERT(cbInfo.numCalls == s1.length() - 5); |
| 4940 | ||
| 729e4ab9 A |
4941 | // Now a match that will succeed, but after an interruption |
| 4942 | status = U_ZERO_ERROR; | |
| 4943 | UnicodeString s2 = "aaaaaaaaaaaaaa aaaaaaaaab xxx"; | |
| 4944 | cbInfo.reset(s2.length() - 10); // Bail early somewhere near the end of input string | |
| 4945 | matcher.reset(s2); | |
| 4946 | REGEX_ASSERT(matcher.find(0, status)==FALSE); | |
| b331163b | 4947 | REGEX_ASSERT(status == U_REGEX_STOPPED_BY_CALLER); |
| 729e4ab9 A |
4948 | // Now retry the match from where left off |
| 4949 | cbInfo.maxCalls = 100; // No callback limit | |
| b331163b | 4950 | status = U_ZERO_ERROR; |
| 729e4ab9 A |
4951 | REGEX_ASSERT(matcher.find(cbInfo.lastIndex, status)); |
| 4952 | REGEX_CHECK_STATUS; | |
| 729e4ab9 | 4953 | } |
| 57a6839d | 4954 | |
| 729e4ab9 A |
4955 | |
| 4956 | } | |
| 4957 | ||
| 4958 | ||
| 4959 | //--------------------------------------------------------------------------- | |
| 4960 | // | |
| 4961 | // PreAllocatedUTextCAPI Check the C API with pre-allocated mutable | |
| 4962 | // UTexts. The pure-C implementation of UText | |
| 4963 | // has no mutable backing stores, but we can | |
| 4964 | // use UnicodeString here to test the functionality. | |
| 4965 | // | |
| 4966 | //--------------------------------------------------------------------------- | |
| 4967 | void RegexTest::PreAllocatedUTextCAPI () { | |
| 4968 | UErrorCode status = U_ZERO_ERROR; | |
| 4969 | URegularExpression *re; | |
| 4970 | UText patternText = UTEXT_INITIALIZER; | |
| 4971 | UnicodeString buffer; | |
| 4972 | UText bufferText = UTEXT_INITIALIZER; | |
| 57a6839d | 4973 | |
| 729e4ab9 A |
4974 | utext_openUnicodeString(&bufferText, &buffer, &status); |
| 4975 | ||
| 4976 | /* | |
| 4977 | * getText() and getUText() | |
| 4978 | */ | |
| 4979 | { | |
| 4980 | UText text1 = UTEXT_INITIALIZER; | |
| 4981 | UText text2 = UTEXT_INITIALIZER; | |
| 4982 | UChar text2Chars[20]; | |
| 4983 | UText *resultText; | |
| 4984 | ||
| 4985 | status = U_ZERO_ERROR; | |
| 4986 | regextst_openUTF8FromInvariant(&text1, "abcccd", -1, &status); | |
| 4987 | regextst_openUTF8FromInvariant(&text2, "abcccxd", -1, &status); | |
| 4988 | u_uastrncpy(text2Chars, "abcccxd", sizeof(text2)/2); | |
| 4989 | utext_openUChars(&text2, text2Chars, -1, &status); | |
| 57a6839d | 4990 | |
| 729e4ab9 A |
4991 | regextst_openUTF8FromInvariant(&patternText, "abc*d", -1, &status); |
| 4992 | re = uregex_openUText(&patternText, 0, NULL, &status); | |
| 4993 | ||
| 4994 | /* First set a UText */ | |
| 4995 | uregex_setUText(re, &text1, &status); | |
| 4996 | resultText = uregex_getUText(re, &bufferText, &status); | |
| 4997 | REGEX_CHECK_STATUS; | |
| 4998 | REGEX_ASSERT(resultText == &bufferText); | |
| 4999 | utext_setNativeIndex(resultText, 0); | |
| 5000 | utext_setNativeIndex(&text1, 0); | |
| 4388f060 | 5001 | REGEX_ASSERT(testUTextEqual(resultText, &text1)); |
| 57a6839d | 5002 | |
| 729e4ab9 A |
5003 | resultText = uregex_getUText(re, &bufferText, &status); |
| 5004 | REGEX_CHECK_STATUS; | |
| 5005 | REGEX_ASSERT(resultText == &bufferText); | |
| 5006 | utext_setNativeIndex(resultText, 0); | |
| 5007 | utext_setNativeIndex(&text1, 0); | |
| 4388f060 | 5008 | REGEX_ASSERT(testUTextEqual(resultText, &text1)); |
| 729e4ab9 A |
5009 | |
| 5010 | /* Then set a UChar * */ | |
| 5011 | uregex_setText(re, text2Chars, 7, &status); | |
| 5012 | resultText = uregex_getUText(re, &bufferText, &status); | |
| 5013 | REGEX_CHECK_STATUS; | |
| 5014 | REGEX_ASSERT(resultText == &bufferText); | |
| 5015 | utext_setNativeIndex(resultText, 0); | |
| 5016 | utext_setNativeIndex(&text2, 0); | |
| 4388f060 | 5017 | REGEX_ASSERT(testUTextEqual(resultText, &text2)); |
| 57a6839d | 5018 | |
| 729e4ab9 A |
5019 | uregex_close(re); |
| 5020 | utext_close(&text1); | |
| 5021 | utext_close(&text2); | |
| 5022 | } | |
| 5023 | ||
| 5024 | /* | |
| 5025 | * group() | |
| 5026 | */ | |
| 5027 | { | |
| 5028 | UChar text1[80]; | |
| 5029 | UText *actual; | |
| 5030 | UBool result; | |
| b331163b A |
5031 | int64_t length = 0; |
| 5032 | ||
| 5033 | u_uastrncpy(text1, "noise abc interior def, and this is off the end", UPRV_LENGTHOF(text1)); | |
| 5034 | // 012345678901234567890123456789012345678901234567 | |
| 5035 | // 0 1 2 3 4 | |
| 729e4ab9 A |
5036 | |
| 5037 | status = U_ZERO_ERROR; | |
| 5038 | re = uregex_openC("abc(.*?)def", 0, NULL, &status); | |
| 5039 | REGEX_CHECK_STATUS; | |
| 5040 | ||
| 5041 | uregex_setText(re, text1, -1, &status); | |
| 5042 | result = uregex_find(re, 0, &status); | |
| 5043 | REGEX_ASSERT(result==TRUE); | |
| 5044 | ||
| b331163b | 5045 | /* Capture Group 0, the full match. Should succeed. "abc interior def" */ |
| 729e4ab9 | 5046 | status = U_ZERO_ERROR; |
| b331163b | 5047 | actual = uregex_groupUText(re, 0, &bufferText, &length, &status); |
| 729e4ab9 A |
5048 | REGEX_CHECK_STATUS; |
| 5049 | REGEX_ASSERT(actual == &bufferText); | |
| b331163b A |
5050 | REGEX_ASSERT(utext_getNativeIndex(actual) == 6); |
| 5051 | REGEX_ASSERT(length == 16); | |
| 5052 | REGEX_ASSERT(utext_nativeLength(actual) == 47); | |
| 729e4ab9 | 5053 | |
| b331163b | 5054 | /* Capture group #1. Should succeed, matching " interior ". */ |
| 729e4ab9 | 5055 | status = U_ZERO_ERROR; |
| b331163b | 5056 | actual = uregex_groupUText(re, 1, &bufferText, &length, &status); |
| 729e4ab9 A |
5057 | REGEX_CHECK_STATUS; |
| 5058 | REGEX_ASSERT(actual == &bufferText); | |
| b331163b A |
5059 | REGEX_ASSERT(utext_getNativeIndex(actual) == 9); // position of " interior " |
| 5060 | REGEX_ASSERT(length == 10); | |
| 5061 | REGEX_ASSERT(utext_nativeLength(actual) == 47); | |
| 729e4ab9 A |
5062 | |
| 5063 | /* Capture group out of range. Error. */ | |
| 5064 | status = U_ZERO_ERROR; | |
| b331163b | 5065 | actual = uregex_groupUText(re, 2, &bufferText, &length, &status); |
| 729e4ab9 A |
5066 | REGEX_ASSERT(status == U_INDEX_OUTOFBOUNDS_ERROR); |
| 5067 | REGEX_ASSERT(actual == &bufferText); | |
| 729e4ab9 A |
5068 | uregex_close(re); |
| 5069 | ||
| 5070 | } | |
| 57a6839d | 5071 | |
| 729e4ab9 A |
5072 | /* |
| 5073 | * replaceFirst() | |
| 5074 | */ | |
| 5075 | { | |
| 5076 | UChar text1[80]; | |
| 5077 | UChar text2[80]; | |
| 5078 | UText replText = UTEXT_INITIALIZER; | |
| 5079 | UText *result; | |
| b331163b A |
5080 | status = U_ZERO_ERROR; |
| 5081 | utext_openUnicodeString(&bufferText, &buffer, &status); | |
| 57a6839d | 5082 | |
| 729e4ab9 | 5083 | status = U_ZERO_ERROR; |
| b331163b A |
5084 | u_uastrncpy(text1, "Replace xaax x1x x...x.", UPRV_LENGTHOF(text1)); |
| 5085 | u_uastrncpy(text2, "No match here.", UPRV_LENGTHOF(text2)/2); | |
| 729e4ab9 A |
5086 | regextst_openUTF8FromInvariant(&replText, "<$1>", -1, &status); |
| 5087 | ||
| 5088 | re = uregex_openC("x(.*?)x", 0, NULL, &status); | |
| 5089 | REGEX_CHECK_STATUS; | |
| 5090 | ||
| 5091 | /* Normal case, with match */ | |
| 5092 | uregex_setText(re, text1, -1, &status); | |
| b331163b | 5093 | REGEX_CHECK_STATUS; |
| 729e4ab9 | 5094 | utext_replace(&bufferText, 0, utext_nativeLength(&bufferText), NULL, 0, &status); |
| b331163b | 5095 | REGEX_CHECK_STATUS; |
| 729e4ab9 A |
5096 | result = uregex_replaceFirstUText(re, &replText, &bufferText, &status); |
| 5097 | REGEX_CHECK_STATUS; | |
| 5098 | REGEX_ASSERT(result == &bufferText); | |
| 5099 | REGEX_ASSERT_UTEXT_INVARIANT("Replace <aa> x1x x...x.", result); | |
| 5100 | ||
| 5101 | /* No match. Text should copy to output with no changes. */ | |
| 5102 | uregex_setText(re, text2, -1, &status); | |
| 5103 | utext_replace(&bufferText, 0, utext_nativeLength(&bufferText), NULL, 0, &status); | |
| 5104 | result = uregex_replaceFirstUText(re, &replText, &bufferText, &status); | |
| 5105 | REGEX_CHECK_STATUS; | |
| 5106 | REGEX_ASSERT(result == &bufferText); | |
| 5107 | REGEX_ASSERT_UTEXT_INVARIANT("No match here.", result); | |
| 57a6839d | 5108 | |
| 729e4ab9 A |
5109 | /* Unicode escapes */ |
| 5110 | uregex_setText(re, text1, -1, &status); | |
| b331163b | 5111 | regextst_openUTF8FromInvariant(&replText, "\\\\\\u0041$1\\U00000042\\$\\a", -1, &status); |
| 729e4ab9 A |
5112 | utext_replace(&bufferText, 0, utext_nativeLength(&bufferText), NULL, 0, &status); |
| 5113 | result = uregex_replaceFirstUText(re, &replText, &bufferText, &status); | |
| 5114 | REGEX_CHECK_STATUS; | |
| 5115 | REGEX_ASSERT(result == &bufferText); | |
| 5116 | REGEX_ASSERT_UTEXT_INVARIANT("Replace \\AaaB$a x1x x...x.", result); | |
| 5117 | ||
| 5118 | uregex_close(re); | |
| 5119 | utext_close(&replText); | |
| 5120 | } | |
| 5121 | ||
| 5122 | ||
| 5123 | /* | |
| 5124 | * replaceAll() | |
| 5125 | */ | |
| 5126 | { | |
| 5127 | UChar text1[80]; | |
| 5128 | UChar text2[80]; | |
| 5129 | UText replText = UTEXT_INITIALIZER; | |
| 5130 | UText *result; | |
| 5131 | ||
| 5132 | status = U_ZERO_ERROR; | |
| 5133 | u_uastrncpy(text1, "Replace xaax x1x x...x.", sizeof(text1)/2); | |
| 5134 | u_uastrncpy(text2, "No match here.", sizeof(text2)/2); | |
| 5135 | regextst_openUTF8FromInvariant(&replText, "<$1>", -1, &status); | |
| 5136 | ||
| 5137 | re = uregex_openC("x(.*?)x", 0, NULL, &status); | |
| 5138 | REGEX_CHECK_STATUS; | |
| 5139 | ||
| 5140 | /* Normal case, with match */ | |
| 5141 | uregex_setText(re, text1, -1, &status); | |
| 5142 | utext_replace(&bufferText, 0, utext_nativeLength(&bufferText), NULL, 0, &status); | |
| 5143 | result = uregex_replaceAllUText(re, &replText, &bufferText, &status); | |
| 5144 | REGEX_CHECK_STATUS; | |
| 5145 | REGEX_ASSERT(result == &bufferText); | |
| 5146 | REGEX_ASSERT_UTEXT_INVARIANT("Replace <aa> <1> <...>.", result); | |
| 5147 | ||
| 5148 | /* No match. Text should copy to output with no changes. */ | |
| 5149 | uregex_setText(re, text2, -1, &status); | |
| 5150 | utext_replace(&bufferText, 0, utext_nativeLength(&bufferText), NULL, 0, &status); | |
| 5151 | result = uregex_replaceAllUText(re, &replText, &bufferText, &status); | |
| 5152 | REGEX_CHECK_STATUS; | |
| 5153 | REGEX_ASSERT(result == &bufferText); | |
| 5154 | REGEX_ASSERT_UTEXT_INVARIANT("No match here.", result); | |
| 5155 | ||
| 5156 | uregex_close(re); | |
| 5157 | utext_close(&replText); | |
| 5158 | } | |
| 5159 | ||
| 5160 | ||
| 5161 | /* | |
| 5162 | * splitUText() uses the C++ API directly, and the UnicodeString version uses mutable UTexts, | |
| 5163 | * so we don't need to test it here. | |
| 5164 | */ | |
| 57a6839d | 5165 | |
| 729e4ab9 A |
5166 | utext_close(&bufferText); |
| 5167 | utext_close(&patternText); | |
| 5168 | } | |
| 5169 | ||
| b331163b A |
5170 | |
| 5171 | //-------------------------------------------------------------- | |
| 5172 | // | |
| 5173 | // NamedCapture Check basic named capture group functionality | |
| 5174 | // | |
| 5175 | //-------------------------------------------------------------- | |
| 5176 | void RegexTest::NamedCapture() { | |
| 5177 | UErrorCode status = U_ZERO_ERROR; | |
| 5178 | RegexPattern *pat = RegexPattern::compile(UnicodeString( | |
| 5179 | "abc()()(?<three>xyz)(de)(?<five>hmm)(?<six>oh)f\\k<five>"), 0, status); | |
| 5180 | REGEX_CHECK_STATUS; | |
| 5181 | int32_t group = pat->groupNumberFromName("five", -1, status); | |
| 5182 | REGEX_CHECK_STATUS; | |
| 5183 | REGEX_ASSERT(5 == group); | |
| 5184 | group = pat->groupNumberFromName("three", -1, status); | |
| 5185 | REGEX_CHECK_STATUS; | |
| 5186 | REGEX_ASSERT(3 == group); | |
| 5187 | ||
| 5188 | status = U_ZERO_ERROR; | |
| 5189 | group = pat->groupNumberFromName(UnicodeString("six"), status); | |
| 5190 | REGEX_CHECK_STATUS; | |
| 5191 | REGEX_ASSERT(6 == group); | |
| 5192 | ||
| 5193 | status = U_ZERO_ERROR; | |
| 5194 | group = pat->groupNumberFromName(UnicodeString("nosuch"), status); | |
| 5195 | U_ASSERT(status == U_REGEX_INVALID_CAPTURE_GROUP_NAME); | |
| 5196 | ||
| 5197 | status = U_ZERO_ERROR; | |
| 5198 | ||
| 5199 | // After copying a pattern, named capture should still work in the copy. | |
| 5200 | RegexPattern *copiedPat = new RegexPattern(*pat); | |
| 5201 | REGEX_ASSERT(*copiedPat == *pat); | |
| 5202 | delete pat; pat = NULL; // Delete original, copy should have no references back to it. | |
| 5203 | ||
| 5204 | group = copiedPat->groupNumberFromName("five", -1, status); | |
| 5205 | REGEX_CHECK_STATUS; | |
| 5206 | REGEX_ASSERT(5 == group); | |
| 5207 | group = copiedPat->groupNumberFromName("three", -1, status); | |
| 5208 | REGEX_CHECK_STATUS; | |
| 5209 | REGEX_ASSERT(3 == group); | |
| 5210 | delete copiedPat; | |
| 5211 | ||
| 5212 | // ReplaceAll with named capture group. | |
| 5213 | status = U_ZERO_ERROR; | |
| 5214 | UnicodeString text("Substitution of <<quotes>> for <<double brackets>>"); | |
| 5215 | RegexMatcher *m = new RegexMatcher(UnicodeString("<<(?<mid>.+?)>>"), text, 0, status); | |
| 5216 | REGEX_CHECK_STATUS; | |
| 5217 | // m.pattern().dumpPattern(); | |
| 5218 | UnicodeString replacedText = m->replaceAll("'${mid}'", status); | |
| 5219 | REGEX_CHECK_STATUS; | |
| 5220 | REGEX_ASSERT(UnicodeString("Substitution of 'quotes' for 'double brackets'") == replacedText); | |
| 5221 | delete m; | |
| 5222 | ||
| 5223 | // ReplaceAll, allowed capture group numbers. | |
| 5224 | text = UnicodeString("abcmxyz"); | |
| 5225 | m = new RegexMatcher(UnicodeString("..(?<one>m)(.)(.)"), text, 0, status); | |
| 5226 | REGEX_CHECK_STATUS; | |
| 5227 | ||
| 5228 | status = U_ZERO_ERROR; | |
| 5229 | replacedText = m->replaceAll(UnicodeString("<$0>"), status); // group 0, full match, is allowed. | |
| 5230 | REGEX_CHECK_STATUS; | |
| 5231 | REGEX_ASSERT(UnicodeString("a<bcmxy>z") == replacedText); | |
| 5232 | ||
| 5233 | status = U_ZERO_ERROR; | |
| 5234 | replacedText = m->replaceAll(UnicodeString("<$1>"), status); // group 1 by number. | |
| 5235 | REGEX_CHECK_STATUS; | |
| 5236 | REGEX_ASSERT(UnicodeString("a<m>z") == replacedText); | |
| 5237 | ||
| 5238 | status = U_ZERO_ERROR; | |
| 5239 | replacedText = m->replaceAll(UnicodeString("<${one}>"), status); // group 1 by name. | |
| 5240 | REGEX_CHECK_STATUS; | |
| 5241 | REGEX_ASSERT(UnicodeString("a<m>z") == replacedText); | |
| 5242 | ||
| 5243 | status = U_ZERO_ERROR; | |
| 5244 | replacedText = m->replaceAll(UnicodeString("<$2>"), status); // group 2. | |
| 5245 | REGEX_CHECK_STATUS; | |
| 5246 | REGEX_ASSERT(UnicodeString("a<x>z") == replacedText); | |
| 5247 | ||
| 5248 | status = U_ZERO_ERROR; | |
| 5249 | replacedText = m->replaceAll(UnicodeString("<$3>"), status); | |
| 5250 | REGEX_CHECK_STATUS; | |
| 5251 | REGEX_ASSERT(UnicodeString("a<y>z") == replacedText); | |
| 5252 | ||
| 5253 | status = U_ZERO_ERROR; | |
| 5254 | replacedText = m->replaceAll(UnicodeString("<$4>"), status); | |
| 5255 | REGEX_ASSERT(status == U_INDEX_OUTOFBOUNDS_ERROR); | |
| 5256 | ||
| 5257 | status = U_ZERO_ERROR; | |
| 5258 | replacedText = m->replaceAll(UnicodeString("<$04>"), status); // group 0, leading 0, | |
| 5259 | REGEX_CHECK_STATUS; // trailing out-of-range 4 passes through. | |
| 5260 | REGEX_ASSERT(UnicodeString("a<bcmxy4>z") == replacedText); | |
| 5261 | ||
| 5262 | status = U_ZERO_ERROR; | |
| 5263 | replacedText = m->replaceAll(UnicodeString("<$000016>"), status); // Consume leading zeroes. Don't consume digits | |
| 5264 | REGEX_CHECK_STATUS; // that push group num out of range. | |
| 5265 | REGEX_ASSERT(UnicodeString("a<m6>z") == replacedText); // This is group 1. | |
| 5266 | ||
| 5267 | status = U_ZERO_ERROR; | |
| 5268 | replacedText = m->replaceAll(UnicodeString("<$3$2$1${one}>"), status); | |
| 5269 | REGEX_CHECK_STATUS; | |
| 5270 | REGEX_ASSERT(UnicodeString("a<yxmm>z") == replacedText); | |
| 5271 | ||
| 5272 | status = U_ZERO_ERROR; | |
| 5273 | replacedText = m->replaceAll(UnicodeString("$3$2$1${one}"), status); | |
| 5274 | REGEX_CHECK_STATUS; | |
| 5275 | REGEX_ASSERT(UnicodeString("ayxmmz") == replacedText); | |
| 5276 | ||
| 5277 | status = U_ZERO_ERROR; | |
| 5278 | replacedText = m->replaceAll(UnicodeString("<${noSuchName}>"), status); | |
| 5279 | REGEX_ASSERT(status == U_REGEX_INVALID_CAPTURE_GROUP_NAME); | |
| 5280 | ||
| 5281 | status = U_ZERO_ERROR; | |
| 5282 | replacedText = m->replaceAll(UnicodeString("<${invalid-name}>"), status); | |
| 5283 | REGEX_ASSERT(status == U_REGEX_INVALID_CAPTURE_GROUP_NAME); | |
| 5284 | ||
| 5285 | status = U_ZERO_ERROR; | |
| 5286 | replacedText = m->replaceAll(UnicodeString("<${one"), status); | |
| 5287 | REGEX_ASSERT(status == U_REGEX_INVALID_CAPTURE_GROUP_NAME); | |
| 5288 | ||
| 5289 | status = U_ZERO_ERROR; | |
| 5290 | replacedText = m->replaceAll(UnicodeString("$not a capture group"), status); | |
| 5291 | REGEX_ASSERT(status == U_REGEX_INVALID_CAPTURE_GROUP_NAME); | |
| 5292 | ||
| 5293 | delete m; | |
| 5294 | ||
| 5295 | // Repeat the above replaceAll() tests using the plain C API, which | |
| 5296 | // has a separate implementation internally. | |
| 5297 | // TODO: factor out the test data. | |
| 5298 | ||
| 5299 | status = U_ZERO_ERROR; | |
| 5300 | URegularExpression *re = uregex_openC("..(?<one>m)(.)(.)", 0, NULL, &status); | |
| 5301 | REGEX_CHECK_STATUS; | |
| 5302 | text = UnicodeString("abcmxyz"); | |
| 5303 | uregex_setText(re, text.getBuffer(), text.length(), &status); | |
| 5304 | REGEX_CHECK_STATUS; | |
| 5305 | ||
| 5306 | UChar resultBuf[100]; | |
| 5307 | int32_t resultLength; | |
| 5308 | UnicodeString repl; | |
| 5309 | ||
| 5310 | status = U_ZERO_ERROR; | |
| 5311 | repl = UnicodeString("<$0>"); | |
| 5312 | resultLength = uregex_replaceAll(re, repl.getBuffer(), repl.length(), resultBuf, UPRV_LENGTHOF(resultBuf), &status); | |
| 5313 | REGEX_CHECK_STATUS; | |
| 5314 | REGEX_ASSERT(UnicodeString("a<bcmxy>z") == UnicodeString(resultBuf, resultLength)); | |
| 5315 | ||
| 5316 | status = U_ZERO_ERROR; | |
| 5317 | repl = UnicodeString("<$1>"); | |
| 5318 | resultLength = uregex_replaceAll(re, repl.getBuffer(), repl.length(), resultBuf, UPRV_LENGTHOF(resultBuf), &status); | |
| 5319 | REGEX_CHECK_STATUS; | |
| 5320 | REGEX_ASSERT(UnicodeString("a<m>z") == UnicodeString(resultBuf, resultLength)); | |
| 5321 | ||
| 5322 | status = U_ZERO_ERROR; | |
| 5323 | repl = UnicodeString("<${one}>"); | |
| 5324 | resultLength = uregex_replaceAll(re, repl.getBuffer(), repl.length(), resultBuf, UPRV_LENGTHOF(resultBuf), &status); | |
| 5325 | REGEX_CHECK_STATUS; | |
| 5326 | REGEX_ASSERT(UnicodeString("a<m>z") == UnicodeString(resultBuf, resultLength)); | |
| 5327 | ||
| 5328 | status = U_ZERO_ERROR; | |
| 5329 | repl = UnicodeString("<$2>"); | |
| 5330 | resultLength = uregex_replaceAll(re, repl.getBuffer(), repl.length(), resultBuf, UPRV_LENGTHOF(resultBuf), &status); | |
| 5331 | REGEX_CHECK_STATUS; | |
| 5332 | REGEX_ASSERT(UnicodeString("a<x>z") == UnicodeString(resultBuf, resultLength)); | |
| 5333 | ||
| 5334 | status = U_ZERO_ERROR; | |
| 5335 | repl = UnicodeString("<$3>"); | |
| 5336 | resultLength = uregex_replaceAll(re, repl.getBuffer(), repl.length(), resultBuf, UPRV_LENGTHOF(resultBuf), &status); | |
| 5337 | REGEX_CHECK_STATUS; | |
| 5338 | REGEX_ASSERT(UnicodeString("a<y>z") == UnicodeString(resultBuf, resultLength)); | |
| 5339 | ||
| 5340 | status = U_ZERO_ERROR; | |
| 5341 | repl = UnicodeString("<$4>"); | |
| 5342 | resultLength = uregex_replaceAll(re, repl.getBuffer(), repl.length(), resultBuf, UPRV_LENGTHOF(resultBuf), &status); | |
| 5343 | REGEX_ASSERT(status == U_INDEX_OUTOFBOUNDS_ERROR); | |
| 5344 | ||
| 5345 | status = U_ZERO_ERROR; | |
| 5346 | repl = UnicodeString("<$04>"); | |
| 5347 | resultLength = uregex_replaceAll(re, repl.getBuffer(), repl.length(), resultBuf, UPRV_LENGTHOF(resultBuf), &status); | |
| 5348 | REGEX_CHECK_STATUS; | |
| 5349 | REGEX_ASSERT(UnicodeString("a<bcmxy4>z") == UnicodeString(resultBuf, resultLength)); | |
| 5350 | ||
| 5351 | status = U_ZERO_ERROR; | |
| 5352 | repl = UnicodeString("<$000016>"); | |
| 5353 | resultLength = uregex_replaceAll(re, repl.getBuffer(), repl.length(), resultBuf, UPRV_LENGTHOF(resultBuf), &status); | |
| 5354 | REGEX_CHECK_STATUS; | |
| 5355 | REGEX_ASSERT(UnicodeString("a<m6>z") == UnicodeString(resultBuf, resultLength)); | |
| 5356 | ||
| 5357 | status = U_ZERO_ERROR; | |
| 5358 | repl = UnicodeString("<$3$2$1${one}>"); | |
| 5359 | resultLength = uregex_replaceAll(re, repl.getBuffer(), repl.length(), resultBuf, UPRV_LENGTHOF(resultBuf), &status); | |
| 5360 | REGEX_CHECK_STATUS; | |
| 5361 | REGEX_ASSERT(UnicodeString("a<yxmm>z") == UnicodeString(resultBuf, resultLength)); | |
| 5362 | ||
| 5363 | status = U_ZERO_ERROR; | |
| 5364 | repl = UnicodeString("$3$2$1${one}"); | |
| 5365 | resultLength = uregex_replaceAll(re, repl.getBuffer(), repl.length(), resultBuf, UPRV_LENGTHOF(resultBuf), &status); | |
| 5366 | REGEX_CHECK_STATUS; | |
| 5367 | REGEX_ASSERT(UnicodeString("ayxmmz") == UnicodeString(resultBuf, resultLength)); | |
| 5368 | ||
| 5369 | status = U_ZERO_ERROR; | |
| 5370 | repl = UnicodeString("<${noSuchName}>"); | |
| 5371 | resultLength = uregex_replaceAll(re, repl.getBuffer(), repl.length(), resultBuf, UPRV_LENGTHOF(resultBuf), &status); | |
| 5372 | REGEX_ASSERT(status == U_REGEX_INVALID_CAPTURE_GROUP_NAME); | |
| 5373 | ||
| 5374 | status = U_ZERO_ERROR; | |
| 5375 | repl = UnicodeString("<${invalid-name}>"); | |
| 5376 | resultLength = uregex_replaceAll(re, repl.getBuffer(), repl.length(), resultBuf, UPRV_LENGTHOF(resultBuf), &status); | |
| 5377 | REGEX_ASSERT(status == U_REGEX_INVALID_CAPTURE_GROUP_NAME); | |
| 5378 | ||
| 5379 | status = U_ZERO_ERROR; | |
| 5380 | repl = UnicodeString("<${one"); | |
| 5381 | resultLength = uregex_replaceAll(re, repl.getBuffer(), repl.length(), resultBuf, UPRV_LENGTHOF(resultBuf), &status); | |
| 5382 | REGEX_ASSERT(status == U_REGEX_INVALID_CAPTURE_GROUP_NAME); | |
| 5383 | ||
| 5384 | status = U_ZERO_ERROR; | |
| 5385 | repl = UnicodeString("$not a capture group"); | |
| 5386 | resultLength = uregex_replaceAll(re, repl.getBuffer(), repl.length(), resultBuf, UPRV_LENGTHOF(resultBuf), &status); | |
| 5387 | REGEX_ASSERT(status == U_REGEX_INVALID_CAPTURE_GROUP_NAME); | |
| 5388 | ||
| 5389 | uregex_close(re); | |
| 5390 | } | |
| 5391 | ||
| 5392 | //-------------------------------------------------------------- | |
| 5393 | // | |
| 5394 | // NamedCaptureLimits Patterns with huge numbers of named capture groups. | |
| 5395 | // The point is not so much what the exact limit is, | |
| 5396 | // but that a largish number doesn't hit bad non-linear performance, | |
| 5397 | // and that exceeding the limit fails cleanly. | |
| 5398 | // | |
| 5399 | //-------------------------------------------------------------- | |
| 5400 | void RegexTest::NamedCaptureLimits() { | |
| 5401 | if (quick) { | |
| 5402 | logln("Skipping test. Runs in exhuastive mode only."); | |
| 5403 | return; | |
| 5404 | } | |
| 5405 | const int32_t goodLimit = 1000000; // Pattern w this many groups builds successfully. | |
| 5406 | const int32_t failLimit = 10000000; // Pattern exceeds internal limits, fails to compile. | |
| 5407 | char nnbuf[100]; | |
| 5408 | UnicodeString pattern; | |
| 5409 | int32_t nn; | |
| 5410 | ||
| 5411 | for (nn=1; nn<goodLimit; nn++) { | |
| 5412 | sprintf(nnbuf, "(?<nn%d>)", nn); | |
| 5413 | pattern.append(UnicodeString(nnbuf, -1, US_INV)); | |
| 5414 | } | |
| 5415 | UErrorCode status = U_ZERO_ERROR; | |
| 5416 | RegexPattern *pat = RegexPattern::compile(pattern, 0, status); | |
| 5417 | REGEX_CHECK_STATUS; | |
| 5418 | for (nn=1; nn<goodLimit; nn++) { | |
| 5419 | sprintf(nnbuf, "nn%d", nn); | |
| 5420 | int32_t groupNum = pat->groupNumberFromName(nnbuf, -1, status); | |
| 5421 | REGEX_ASSERT(nn == groupNum); | |
| 5422 | if (nn != groupNum) { | |
| 5423 | break; | |
| 5424 | } | |
| 5425 | } | |
| 5426 | delete pat; | |
| 5427 | ||
| 5428 | pattern.remove(); | |
| 5429 | for (nn=1; nn<failLimit; nn++) { | |
| 5430 | sprintf(nnbuf, "(?<nn%d>)", nn); | |
| 5431 | pattern.append(UnicodeString(nnbuf, -1, US_INV)); | |
| 5432 | } | |
| 5433 | status = U_ZERO_ERROR; | |
| 5434 | pat = RegexPattern::compile(pattern, 0, status); | |
| 5435 | REGEX_ASSERT(status == U_REGEX_PATTERN_TOO_BIG); | |
| 5436 | delete pat; | |
| 5437 | } | |
| 5438 | ||
| 5439 | ||
| 729e4ab9 A |
5440 | //-------------------------------------------------------------- |
| 5441 | // | |
| 5442 | // Bug7651 Regex pattern that exceeds default operator stack depth in matcher. | |
| 5443 | // | |
| 5444 | //--------------------------------------------------------------- | |
| 5445 | void RegexTest::Bug7651() { | |
| 5446 | UnicodeString pattern1("((?<![A-Za-z0-9])[#\\uff03][A-Za-z0-9_][A-Za-z0-9_\\u00c0-\\u00d6\\u00c8-\\u00f6\\u00f8-\\u00ff]*|(?<![A-Za-z0-9_])[@\\uff20][A-Za-z0-9_]+(?:\\/[\\w-]+)?|(https?\\:\\/\\/|www\\.)\\S+(?<![\\!\\),\\.:;\\]\\u0080-\\uFFFF])|\\$[A-Za-z]+)"); | |
| 5447 | // The following should exceed the default operator stack depth in the matcher, i.e. force the matcher to malloc instead of using fSmallData. | |
| 5448 | // It will cause a segfault if RegexMatcher tries to use fSmallData instead of malloc'ing the memory needed (see init2) for the pattern operator stack allocation. | |
| 5449 | UnicodeString pattern2("((https?\\:\\/\\/|www\\.)\\S+(?<![\\!\\),\\.:;\\]\\u0080-\\uFFFF])|(?<![A-Za-z0-9_])[\\@\\uff20][A-Za-z0-9_]+(?:\\/[\\w\\-]+)?|(?<![A-Za-z0-9])[\\#\\uff03][A-Za-z0-9_][A-Za-z0-9_\\u00c0-\\u00d6\\u00c8-\\u00f6\\u00f8-\\u00ff]*|\\$[A-Za-z]+)"); | |
| 5450 | UnicodeString s("#ff @abcd This is test"); | |
| 5451 | RegexPattern *REPattern = NULL; | |
| 5452 | RegexMatcher *REMatcher = NULL; | |
| 5453 | UErrorCode status = U_ZERO_ERROR; | |
| 5454 | UParseError pe; | |
| 5455 | ||
| 5456 | REPattern = RegexPattern::compile(pattern1, 0, pe, status); | |
| 5457 | REGEX_CHECK_STATUS; | |
| 5458 | REMatcher = REPattern->matcher(s, status); | |
| 5459 | REGEX_CHECK_STATUS; | |
| 5460 | REGEX_ASSERT(REMatcher->find()); | |
| 5461 | REGEX_ASSERT(REMatcher->start(status) == 0); | |
| 5462 | delete REPattern; | |
| 5463 | delete REMatcher; | |
| 5464 | status = U_ZERO_ERROR; | |
| 5465 | ||
| 5466 | REPattern = RegexPattern::compile(pattern2, 0, pe, status); | |
| 5467 | REGEX_CHECK_STATUS; | |
| 5468 | REMatcher = REPattern->matcher(s, status); | |
| 5469 | REGEX_CHECK_STATUS; | |
| 5470 | REGEX_ASSERT(REMatcher->find()); | |
| 5471 | REGEX_ASSERT(REMatcher->start(status) == 0); | |
| 5472 | delete REPattern; | |
| 5473 | delete REMatcher; | |
| 5474 | status = U_ZERO_ERROR; | |
| 5475 | } | |
| 5476 | ||
| 5477 | void RegexTest::Bug7740() { | |
| 5478 | UErrorCode status = U_ZERO_ERROR; | |
| 5479 | UnicodeString pattern = "(a)"; | |
| 5480 | UnicodeString text = "abcdef"; | |
| 5481 | RegexMatcher *m = new RegexMatcher(pattern, text, 0, status); | |
| 5482 | REGEX_CHECK_STATUS; | |
| 5483 | REGEX_ASSERT(m->lookingAt(status)); | |
| 5484 | REGEX_CHECK_STATUS; | |
| 5485 | status = U_ILLEGAL_ARGUMENT_ERROR; | |
| 5486 | UnicodeString s = m->group(1, status); // Bug 7740: segfault here. | |
| 5487 | REGEX_ASSERT(status == U_ILLEGAL_ARGUMENT_ERROR); | |
| 5488 | REGEX_ASSERT(s == ""); | |
| 5489 | delete m; | |
| 5490 | } | |
| 5491 | ||
| 4388f060 A |
5492 | // Bug 8479: was crashing whith a Bogus UnicodeString as input. |
| 5493 | ||
| 5494 | void RegexTest::Bug8479() { | |
| 5495 | UErrorCode status = U_ZERO_ERROR; | |
| 729e4ab9 | 5496 | |
| 4388f060 A |
5497 | RegexMatcher* const pMatcher = new RegexMatcher("\\Aboo\\z", UREGEX_DOTALL|UREGEX_CASE_INSENSITIVE, status); |
| 5498 | REGEX_CHECK_STATUS; | |
| 5499 | if (U_SUCCESS(status)) | |
| 5500 | { | |
| 5501 | UnicodeString str; | |
| 5502 | str.setToBogus(); | |
| 5503 | pMatcher->reset(str); | |
| 5504 | status = U_ZERO_ERROR; | |
| 5505 | pMatcher->matches(status); | |
| 5506 | REGEX_ASSERT(status == U_ILLEGAL_ARGUMENT_ERROR); | |
| 5507 | delete pMatcher; | |
| 5508 | } | |
| 5509 | } | |
| 57a6839d | 5510 | |
| 729e4ab9 | 5511 | |
| 4388f060 A |
5512 | // Bug 7029 |
| 5513 | void RegexTest::Bug7029() { | |
| 5514 | UErrorCode status = U_ZERO_ERROR; | |
| 5515 | ||
| 5516 | RegexMatcher* const pMatcher = new RegexMatcher(".", 0, status); | |
| 5517 | UnicodeString text = "abc.def"; | |
| 5518 | UnicodeString splits[10]; | |
| 5519 | REGEX_CHECK_STATUS; | |
| 5520 | int32_t numFields = pMatcher->split(text, splits, 10, status); | |
| 5521 | REGEX_CHECK_STATUS; | |
| 5522 | REGEX_ASSERT(numFields == 8); | |
| 5523 | delete pMatcher; | |
| 5524 | } | |
| 5525 | ||
| 5526 | // Bug 9283 | |
| 5527 | // This test is checking for the existance of any supplemental characters that case-fold | |
| 57a6839d | 5528 | // to a bmp character. |
| 4388f060 | 5529 | // |
| 57a6839d A |
5530 | // At the time of this writing there are none. If any should appear in a subsequent release |
| 5531 | // of Unicode, the code in regular expressions compilation that determines the longest | |
| 5532 | // posssible match for a literal string will need to be enhanced. | |
| 4388f060 A |
5533 | // |
| 5534 | // See file regexcmp.cpp, case URX_STRING_I in RegexCompile::maxMatchLength() | |
| 5535 | // for details on what to do in case of a failure of this test. | |
| 5536 | // | |
| 5537 | void RegexTest::Bug9283() { | |
| 57a6839d | 5538 | #if !UCONFIG_NO_NORMALIZATION |
| 4388f060 A |
5539 | UErrorCode status = U_ZERO_ERROR; |
| 5540 | UnicodeSet supplementalsWithCaseFolding("[[:CWCF:]&[\\U00010000-\\U0010FFFF]]", status); | |
| 5541 | REGEX_CHECK_STATUS; | |
| 5542 | int32_t index; | |
| 5543 | UChar32 c; | |
| 5544 | for (index=0; ; index++) { | |
| 5545 | c = supplementalsWithCaseFolding.charAt(index); | |
| 5546 | if (c == -1) { | |
| 5547 | break; | |
| 5548 | } | |
| 5549 | UnicodeString cf = UnicodeString(c).foldCase(); | |
| 5550 | REGEX_ASSERT(cf.length() >= 2); | |
| 5551 | } | |
| 57a6839d | 5552 | #endif /* #if !UCONFIG_NO_NORMALIZATION */ |
| 4388f060 A |
5553 | } |
| 5554 | ||
| 5555 | ||
| 5556 | void RegexTest::CheckInvBufSize() { | |
| 5557 | if(inv_next>=INV_BUFSIZ) { | |
| 5558 | errln("%s: increase #define of INV_BUFSIZ ( is %d but needs to be at least %d )\n", | |
| 5559 | __FILE__, INV_BUFSIZ, inv_next); | |
| 5560 | } else { | |
| 5561 | logln("%s: INV_BUFSIZ is %d, usage %d\n", __FILE__, INV_BUFSIZ, inv_next); | |
| 5562 | } | |
| 5563 | } | |
| 5564 | ||
| 57a6839d A |
5565 | |
| 5566 | void RegexTest::Bug10459() { | |
| 5567 | UErrorCode status = U_ZERO_ERROR; | |
| 5568 | UnicodeString patternString("(txt)"); | |
| 5569 | UnicodeString txtString("txt"); | |
| 5570 | ||
| 5571 | UText *utext_pat = utext_openUnicodeString(NULL, &patternString, &status); | |
| 5572 | REGEX_CHECK_STATUS; | |
| 5573 | UText *utext_txt = utext_openUnicodeString(NULL, &txtString, &status); | |
| 5574 | REGEX_CHECK_STATUS; | |
| 5575 | ||
| 5576 | URegularExpression *icu_re = uregex_openUText(utext_pat, 0, NULL, &status); | |
| 5577 | REGEX_CHECK_STATUS; | |
| 5578 | ||
| 5579 | uregex_setUText(icu_re, utext_txt, &status); | |
| 5580 | REGEX_CHECK_STATUS; | |
| 5581 | ||
| 5582 | // The bug was that calling uregex_group() before doing a matching operation | |
| 5583 | // was causing a segfault. Only for Regular Expressions created from UText. | |
| 5584 | // It should set an U_REGEX_INVALID_STATE. | |
| 5585 | ||
| 5586 | UChar buf[100]; | |
| b331163b | 5587 | int32_t len = uregex_group(icu_re, 0, buf, UPRV_LENGTHOF(buf), &status); |
| 57a6839d A |
5588 | REGEX_ASSERT(status == U_REGEX_INVALID_STATE); |
| 5589 | REGEX_ASSERT(len == 0); | |
| 5590 | ||
| 5591 | uregex_close(icu_re); | |
| 5592 | utext_close(utext_pat); | |
| 5593 | utext_close(utext_txt); | |
| 5594 | } | |
| 5595 | ||
| b331163b A |
5596 | void RegexTest::TestCaseInsensitiveStarters() { |
| 5597 | // Test that the data used by RegexCompile::findCaseInsensitiveStarters() hasn't | |
| 5598 | // become stale because of new Unicode characters. | |
| 5599 | // If it is stale, rerun the generation tool | |
| 5600 | // svn+ssh://source.icu-project.org/repos/icu/tools/trunk/unicode/c/genregexcasing | |
| 5601 | // and replace the embedded data in i18n/regexcmp.cpp | |
| 5602 | ||
| 5603 | for (UChar32 cp=0; cp<=0x10ffff; cp++) { | |
| 5604 | if (!u_hasBinaryProperty(cp, UCHAR_CASE_SENSITIVE)) { | |
| 5605 | continue; | |
| 5606 | } | |
| 5607 | UnicodeSet s(cp, cp); | |
| 5608 | s.closeOver(USET_CASE_INSENSITIVE); | |
| 5609 | UnicodeSetIterator setIter(s); | |
| 5610 | while (setIter.next()) { | |
| 5611 | if (!setIter.isString()) { | |
| 5612 | continue; | |
| 5613 | } | |
| 5614 | const UnicodeString &str = setIter.getString(); | |
| 5615 | UChar32 firstChar = str.char32At(0); | |
| 5616 | UnicodeSet starters; | |
| 5617 | RegexCompile::findCaseInsensitiveStarters(firstChar, &starters); | |
| 5618 | if (!starters.contains(cp)) { | |
| 5619 | errln("CaseInsensitiveStarters for \\u%x is missing character \\u%x.", cp, firstChar); | |
| 5620 | return; | |
| 5621 | } | |
| 5622 | } | |
| 5623 | } | |
| 5624 | } | |
| 5625 | ||
| b75a7d8f | 5626 | |
| b331163b A |
5627 | void RegexTest::TestBug11049() { |
| 5628 | // Original bug report: pattern with match start consisting of one of several individual characters, | |
| 5629 | // and the text being matched ending with a supplementary character. find() would read past the | |
| 5630 | // end of the input text when searching for potential match starting points. | |
| 5631 | ||
| 5632 | // To see the problem, the text must exactly fill an allocated buffer, so that valgrind will | |
| 5633 | // detect the bad read. | |
| 5634 | ||
| 5635 | TestCase11049("A|B|C", "a string \\ud800\\udc00", FALSE, __LINE__); | |
| 5636 | TestCase11049("A|B|C", "string matches at end C", TRUE, __LINE__); | |
| 5637 | ||
| 5638 | // Test again with a pattern starting with a single character, | |
| 5639 | // which takes a different code path than starting with an OR expression, | |
| 5640 | // but with similar logic. | |
| 5641 | TestCase11049("C", "a string \\ud800\\udc00", FALSE, __LINE__); | |
| 5642 | TestCase11049("C", "string matches at end C", TRUE, __LINE__); | |
| 5643 | } | |
| 5644 | ||
| 5645 | // Run a single test case from TestBug11049(). Internal function. | |
| 5646 | void RegexTest::TestCase11049(const char *pattern, const char *data, UBool expectMatch, int32_t lineNumber) { | |
| 5647 | UErrorCode status = U_ZERO_ERROR; | |
| 5648 | UnicodeString patternString = UnicodeString(pattern).unescape(); | |
| 5649 | LocalPointer<RegexPattern> compiledPat(RegexPattern::compile(patternString, 0, status)); | |
| 5650 | ||
| 5651 | UnicodeString dataString = UnicodeString(data).unescape(); | |
| 5652 | UChar *exactBuffer = new UChar[dataString.length()]; | |
| 5653 | dataString.extract(exactBuffer, dataString.length(), status); | |
| 5654 | UText *ut = utext_openUChars(NULL, exactBuffer, dataString.length(), &status); | |
| 5655 | ||
| 5656 | LocalPointer<RegexMatcher> matcher(compiledPat->matcher(status)); | |
| 5657 | REGEX_CHECK_STATUS; | |
| 5658 | matcher->reset(ut); | |
| 5659 | UBool result = matcher->find(); | |
| 5660 | if (result != expectMatch) { | |
| 5661 | errln("File %s, line %d: expected %d, got %d. Pattern = \"%s\", text = \"%s\"", | |
| 5662 | __FILE__, lineNumber, expectMatch, result, pattern, data); | |
| 5663 | } | |
| 5664 | ||
| 5665 | // Rerun test with UTF-8 input text. Won't see buffer overreads, but could see | |
| 5666 | // off-by-one on find() with match at the last code point. | |
| 5667 | // Size of the original char * data (invariant charset) will be <= than the equivalent UTF-8 | |
| 5668 | // because string.unescape() will only shrink it. | |
| 5669 | char * utf8Buffer = new char[uprv_strlen(data)+1]; | |
| 5670 | u_strToUTF8(utf8Buffer, uprv_strlen(data)+1, NULL, dataString.getBuffer(), dataString.length(), &status); | |
| 5671 | REGEX_CHECK_STATUS; | |
| 5672 | ut = utext_openUTF8(ut, utf8Buffer, -1, &status); | |
| 5673 | REGEX_CHECK_STATUS; | |
| 5674 | matcher->reset(ut); | |
| 5675 | result = matcher->find(); | |
| 5676 | if (result != expectMatch) { | |
| 5677 | errln("File %s, line %d (UTF-8 check): expected %d, got %d. Pattern = \"%s\", text = \"%s\"", | |
| 5678 | __FILE__, lineNumber, expectMatch, result, pattern, data); | |
| 5679 | } | |
| 5680 | delete [] utf8Buffer; | |
| 5681 | ||
| 5682 | utext_close(ut); | |
| 5683 | delete [] exactBuffer; | |
| 5684 | } | |
| 5685 | ||
| 5686 | ||
| 5687 | void RegexTest::TestBug11371() { | |
| 5688 | if (quick) { | |
| 5689 | logln("Skipping test. Runs in exhuastive mode only."); | |
| 5690 | return; | |
| 5691 | } | |
| 5692 | UErrorCode status = U_ZERO_ERROR; | |
| 5693 | UnicodeString patternString; | |
| 5694 | ||
| 5695 | for (int i=0; i<8000000; i++) { | |
| 5696 | patternString.append(UnicodeString("()")); | |
| 5697 | } | |
| 5698 | LocalPointer<RegexPattern> compiledPat(RegexPattern::compile(patternString, 0, status)); | |
| 5699 | if (status != U_REGEX_PATTERN_TOO_BIG) { | |
| 5700 | errln("File %s, line %d expected status=U_REGEX_PATTERN_TOO_BIG; got %s.", | |
| 5701 | __FILE__, __LINE__, u_errorName(status)); | |
| 5702 | } | |
| 5703 | ||
| 5704 | status = U_ZERO_ERROR; | |
| 5705 | patternString = "("; | |
| 5706 | for (int i=0; i<20000000; i++) { | |
| 5707 | patternString.append(UnicodeString("A++")); | |
| 5708 | } | |
| 5709 | patternString.append(UnicodeString("){0}B++")); | |
| 5710 | LocalPointer<RegexPattern> compiledPat2(RegexPattern::compile(patternString, 0, status)); | |
| 5711 | if (status != U_REGEX_PATTERN_TOO_BIG) { | |
| 5712 | errln("File %s, line %d expected status=U_REGEX_PATTERN_TOO_BIG; got %s.", | |
| 5713 | __FILE__, __LINE__, u_errorName(status)); | |
| 5714 | } | |
| 5715 | ||
| 5716 | // Pattern with too much string data, such that string indexes overflow operand data field size | |
| 5717 | // in compiled instruction. | |
| 5718 | status = U_ZERO_ERROR; | |
| 5719 | patternString = ""; | |
| 5720 | while (patternString.length() < 0x00ffffff) { | |
| 5721 | patternString.append(UnicodeString("stuff and things dont you know, these are a few of my favorite strings\n")); | |
| 5722 | } | |
| 5723 | patternString.append(UnicodeString("X? trailing string")); | |
| 5724 | LocalPointer<RegexPattern> compiledPat3(RegexPattern::compile(patternString, 0, status)); | |
| 5725 | if (status != U_REGEX_PATTERN_TOO_BIG) { | |
| 5726 | errln("File %s, line %d expected status=U_REGEX_PATTERN_TOO_BIG; got %s.", | |
| 5727 | __FILE__, __LINE__, u_errorName(status)); | |
| 5728 | } | |
| 5729 | } | |
| 5730 | ||
| 5731 | void RegexTest::TestBug11480() { | |
| 5732 | // C API, get capture group of a group that does not participate in the match. | |
| 5733 | // (Returns a zero length string, with nul termination, | |
| 2ca993e8 | 5734 | // indistinguishable from a group with a zero length match.) |
| b331163b A |
5735 | |
| 5736 | UErrorCode status = U_ZERO_ERROR; | |
| 5737 | URegularExpression *re = uregex_openC("(A)|(B)", 0, NULL, &status); | |
| 5738 | REGEX_CHECK_STATUS; | |
| 5739 | UnicodeString text = UNICODE_STRING_SIMPLE("A"); | |
| 5740 | uregex_setText(re, text.getBuffer(), text.length(), &status); | |
| 5741 | REGEX_CHECK_STATUS; | |
| 5742 | REGEX_ASSERT(uregex_lookingAt(re, 0, &status)); | |
| 5743 | UChar buf[10] = {(UChar)13, (UChar)13, (UChar)13, (UChar)13}; | |
| 5744 | int32_t length = uregex_group(re, 2, buf+1, UPRV_LENGTHOF(buf)-1, &status); | |
| 5745 | REGEX_ASSERT(length == 0); | |
| 5746 | REGEX_ASSERT(buf[0] == 13); | |
| 5747 | REGEX_ASSERT(buf[1] == 0); | |
| 5748 | REGEX_ASSERT(buf[2] == 13); | |
| 5749 | uregex_close(re); | |
| 2ca993e8 A |
5750 | |
| 5751 | // UText C++ API, length of match is 0 for non-participating matches. | |
| 5752 | UText ut = UTEXT_INITIALIZER; | |
| 5753 | utext_openUnicodeString(&ut, &text, &status); | |
| 5754 | RegexMatcher matcher(UnicodeString("(A)|(B)"), 0, status); | |
| 5755 | REGEX_CHECK_STATUS; | |
| 5756 | matcher.reset(&ut); | |
| 5757 | REGEX_ASSERT(matcher.lookingAt(0, status)); | |
| 5758 | ||
| 5759 | // UText C++ API, Capture group 1 matches "A", position 0, length 1. | |
| 5760 | int64_t groupLen = -666; | |
| 5761 | UText group = UTEXT_INITIALIZER; | |
| 5762 | matcher.group(1, &group, groupLen, status); | |
| 5763 | REGEX_CHECK_STATUS; | |
| 5764 | REGEX_ASSERT(groupLen == 1); | |
| 5765 | REGEX_ASSERT(utext_getNativeIndex(&group) == 0); | |
| 5766 | ||
| 5767 | // Capture group 2, the (B), does not participate in the match. | |
| 5768 | matcher.group(2, &group, groupLen, status); | |
| 5769 | REGEX_CHECK_STATUS; | |
| 5770 | REGEX_ASSERT(groupLen == 0); | |
| 5771 | REGEX_ASSERT(matcher.start(2, status) == -1); | |
| 5772 | REGEX_CHECK_STATUS; | |
| b331163b A |
5773 | } |
| 5774 | ||
| f3c0d7a5 A |
5775 | void RegexTest::TestBug12884() { |
| 5776 | // setTimeLimit() was not effective for empty sub-patterns with large {minimum counts} | |
| 5777 | UnicodeString pattern(u"(((((((){120}){11}){11}){11}){80}){11}){4}"); | |
| 5778 | UnicodeString text(u"hello"); | |
| 5779 | UErrorCode status = U_ZERO_ERROR; | |
| 5780 | RegexMatcher m(pattern, text, 0, status); | |
| 5781 | REGEX_CHECK_STATUS; | |
| 5782 | m.setTimeLimit(5, status); | |
| 5783 | m.find(status); | |
| 5784 | REGEX_ASSERT(status == U_REGEX_TIME_OUT); | |
| 5785 | ||
| 5786 | // Non-greedy loops. They take a different code path during matching. | |
| 5787 | UnicodeString ngPattern(u"(((((((){120}?){11}?){11}?){11}?){80}?){11}?){4}?"); | |
| 5788 | status = U_ZERO_ERROR; | |
| 5789 | RegexMatcher ngM(ngPattern, text, 0, status); | |
| 5790 | REGEX_CHECK_STATUS; | |
| 5791 | ngM.setTimeLimit(5, status); | |
| 5792 | ngM.find(status); | |
| 5793 | REGEX_ASSERT(status == U_REGEX_TIME_OUT); | |
| 5794 | ||
| 5795 | // UText, wrapping non-UTF-16 text, also takes a different execution path. | |
| 5796 | const char *text8 = u8"¿Qué es Unicode? Unicode proporciona un número único para cada" | |
| 5797 | "carácter, sin importar la plataforma, sin importar el programa," | |
| 5798 | "sin importar el idioma."; | |
| 5799 | status = U_ZERO_ERROR; | |
| 5800 | LocalUTextPointer ut(utext_openUTF8(NULL, text8, -1, &status)); | |
| 5801 | REGEX_CHECK_STATUS; | |
| 5802 | m.reset(ut.getAlias()); | |
| 5803 | m.find(status); | |
| 5804 | REGEX_ASSERT(status == U_REGEX_TIME_OUT); | |
| 5805 | ||
| 5806 | status = U_ZERO_ERROR; | |
| 5807 | ngM.reset(ut.getAlias()); | |
| 5808 | ngM.find(status); | |
| 5809 | REGEX_ASSERT(status == U_REGEX_TIME_OUT); | |
| 5810 | } | |
| b331163b | 5811 | |
| 0f5d89e8 A |
5812 | // Bug 13631. A find() of a pattern with a zero length look-behind assertions |
| 5813 | // can cause a read past the end of the input text. | |
| 5814 | // The failure is seen when running this test with Clang's Addresss Sanitizer. | |
| 5815 | ||
| 5816 | void RegexTest::TestBug13631() { | |
| 5817 | const UChar *pats[] = { u"(?<!^)", | |
| 5818 | u"(?<=^)", | |
| 5819 | nullptr | |
| 5820 | }; | |
| 5821 | for (const UChar **pat=pats; *pat; ++pat) { | |
| 5822 | UErrorCode status = U_ZERO_ERROR; | |
| 5823 | UnicodeString upat(*pat); | |
| 5824 | RegexMatcher matcher(upat, 0, status); | |
| 5825 | const UChar s =u'a'; | |
| 5826 | UText *ut = utext_openUChars(nullptr, &s, 1, &status); | |
| 5827 | REGEX_CHECK_STATUS; | |
| 5828 | matcher.reset(ut); | |
| 5829 | while (matcher.find()) { | |
| 5830 | } | |
| 5831 | utext_close(ut); | |
| 5832 | } | |
| 5833 | } | |
| 5834 | ||
| 5835 | // Bug 13632 Out of bounds memory reference if a replacement string ends with a '$', | |
| 5836 | // where a following group specification would be expected. | |
| 5837 | // Failure shows when running the test under Clang's Address Sanitizer. | |
| 5838 | ||
| 5839 | void RegexTest::TestBug13632() { | |
| 5840 | UErrorCode status = U_ZERO_ERROR; | |
| 5841 | URegularExpression *re = uregex_openC(" ", 0, nullptr, &status); | |
| 5842 | const char16_t *sourceString = u"Hello, world."; | |
| 5843 | uregex_setText(re, sourceString, u_strlen(sourceString), &status); | |
| 5844 | ||
| 5845 | const int32_t destCap = 20; | |
| 5846 | char16_t dest[destCap] = {}; | |
| 5847 | const char16_t replacement[] = {u'x', u'$'}; // Not nul terminated string. | |
| 5848 | uregex_replaceAll(re, replacement, 2, dest, destCap, &status); | |
| 5849 | ||
| 5850 | assertEquals("", U_REGEX_INVALID_CAPTURE_GROUP_NAME, status); | |
| 5851 | uregex_close(re); | |
| 5852 | } | |
| 5853 | ||
| b331163b | 5854 | #endif /* !UCONFIG_NO_REGULAR_EXPRESSIONS */ |