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1/*
2**********************************************************************
3* Copyright (C) 2011-2015, International Business Machines Corporation
4* and others. All Rights Reserved.
5**********************************************************************
6*/
7/**
8 * IntlTestSpoof tests for USpoofDetector
9 */
10
11#include "unicode/utypes.h"
12
13#if !UCONFIG_NO_REGULAR_EXPRESSIONS && !UCONFIG_NO_NORMALIZATION && !UCONFIG_NO_FILE_IO
14
15#include "itspoof.h"
16
17#include "unicode/normlzr.h"
18#include "unicode/regex.h"
19#include "unicode/unistr.h"
20#include "unicode/uscript.h"
21#include "unicode/uspoof.h"
22
23#include "cstring.h"
24#include "identifier_info.h"
25#include "scriptset.h"
26#include "uhash.h"
27
28#include <stdlib.h>
29#include <stdio.h>
30
31#define TEST_ASSERT_SUCCESS(status) {if (U_FAILURE(status)) { \
32 errcheckln(status, "Failure at file %s, line %d, error = %s", __FILE__, __LINE__, u_errorName(status));}}
33
34#define TEST_ASSERT(expr) {if ((expr)==FALSE) { \
35 errln("Test Failure at file %s, line %d: \"%s\" is false.", __FILE__, __LINE__, #expr);};}
36
37#define TEST_ASSERT_MSG(expr, msg) {if ((expr)==FALSE) { \
38 dataerrln("Test Failure at file %s, line %d, %s: \"%s\" is false.", __FILE__, __LINE__, msg, #expr);};}
39
40#define TEST_ASSERT_EQ(a, b) { if ((a) != (b)) { \
41 errln("Test Failure at file %s, line %d: \"%s\" (%d) != \"%s\" (%d)", \
42 __FILE__, __LINE__, #a, (a), #b, (b)); }}
43
44#define TEST_ASSERT_NE(a, b) { if ((a) == (b)) { \
45 errln("Test Failure at file %s, line %d: \"%s\" (%d) == \"%s\" (%d)", \
46 __FILE__, __LINE__, #a, (a), #b, (b)); }}
47
48/*
49 * TEST_SETUP and TEST_TEARDOWN
50 * macros to handle the boilerplate around setting up test case.
51 * Put arbitrary test code between SETUP and TEARDOWN.
52 * "sc" is the ready-to-go SpoofChecker for use in the tests.
53 */
54#define TEST_SETUP { \
55 UErrorCode status = U_ZERO_ERROR; \
56 USpoofChecker *sc; \
57 sc = uspoof_open(&status); \
58 TEST_ASSERT_SUCCESS(status); \
59 if (U_SUCCESS(status)){
60
61#define TEST_TEARDOWN \
62 } \
63 TEST_ASSERT_SUCCESS(status); \
64 uspoof_close(sc); \
65}
66
67
68
69
70void IntlTestSpoof::runIndexedTest( int32_t index, UBool exec, const char* &name, char* /*par*/ )
71{
72 if (exec) logln("TestSuite spoof: ");
73 switch (index) {
74 case 0:
75 name = "TestSpoofAPI";
76 if (exec) {
77 testSpoofAPI();
78 }
79 break;
80 case 1:
81 name = "TestSkeleton";
82 if (exec) {
83 testSkeleton();
84 }
85 break;
86 case 2:
87 name = "TestAreConfusable";
88 if (exec) {
89 testAreConfusable();
90 }
91 break;
92 case 3:
93 name = "TestInvisible";
94 if (exec) {
95 testInvisible();
96 }
97 break;
98 case 4:
99 name = "testConfData";
100 if (exec) {
101 testConfData();
102 }
103 break;
104 case 5:
105 name = "testBug8654";
106 if (exec) {
107 testBug8654();
108 }
109 break;
110 case 6:
111 name = "testIdentifierInfo";
112 if (exec) {
113 testIdentifierInfo();
114 }
115 break;
116 case 7:
117 name = "testScriptSet";
118 if (exec) {
119 testScriptSet();
120 }
121 break;
122 case 8:
123 name = "testRestrictionLevel";
124 if (exec) {
125 testRestrictionLevel();
126 }
127 break;
128 case 9:
129 name = "testMixedNumbers";
130 if (exec) {
131 testMixedNumbers();
132 }
133 break;
134
135
136 default: name=""; break;
137 }
138}
139
140void IntlTestSpoof::testSpoofAPI() {
141
142 TEST_SETUP
143 UnicodeString s("xyz"); // Many latin ranges are whole-script confusable with other scripts.
144 // If this test starts failing, consult confusablesWholeScript.txt
145 int32_t position = 666;
146 int32_t checkResults = uspoof_checkUnicodeString(sc, s, &position, &status);
147 TEST_ASSERT_SUCCESS(status);
148 TEST_ASSERT_EQ(0, checkResults);
149 TEST_ASSERT_EQ(0, position);
150 TEST_TEARDOWN;
151
152 TEST_SETUP
153 UnicodeString s1("cxs");
154 UnicodeString s2 = UnicodeString("\\u0441\\u0445\\u0455").unescape(); // Cyrillic "cxs"
155 int32_t checkResults = uspoof_areConfusableUnicodeString(sc, s1, s2, &status);
156 TEST_ASSERT_EQ(USPOOF_MIXED_SCRIPT_CONFUSABLE | USPOOF_WHOLE_SCRIPT_CONFUSABLE, checkResults);
157
158 TEST_TEARDOWN;
159
160 TEST_SETUP
161 UnicodeString s("I1l0O");
162 UnicodeString dest;
163 UnicodeString &retStr = uspoof_getSkeletonUnicodeString(sc, USPOOF_ANY_CASE, s, dest, &status);
164 TEST_ASSERT_SUCCESS(status);
165 TEST_ASSERT(UnicodeString("lllOO") == dest);
166 TEST_ASSERT(&dest == &retStr);
167 TEST_TEARDOWN;
168}
169
170
171#define CHECK_SKELETON(type, input, expected) { \
172 checkSkeleton(sc, type, input, expected, __LINE__); \
173 }
174
175
176// testSkeleton. Spot check a number of confusable skeleton substitutions from the
177// Unicode data file confusables.txt
178// Test cases chosen for substitutions of various lengths, and
179// membership in different mapping tables.
180// Note: for ICU 55, all tables collapsed to the MA table data.
181// TODO: for ICU 56 with Unicode 8, revisit this test.
182//
183void IntlTestSpoof::testSkeleton() {
184 const uint32_t ML = 0;
185 const uint32_t SL = USPOOF_SINGLE_SCRIPT_CONFUSABLE;
186 const uint32_t MA = USPOOF_ANY_CASE;
187 const uint32_t SA = USPOOF_SINGLE_SCRIPT_CONFUSABLE | USPOOF_ANY_CASE;
188
189 TEST_SETUP
190 CHECK_SKELETON(SL, "nochange", "nochange");
191 CHECK_SKELETON(SA, "nochange", "nochange");
192 CHECK_SKELETON(ML, "nochange", "nochange");
193 CHECK_SKELETON(MA, "nochange", "nochange");
194 CHECK_SKELETON(MA, "love", "love");
195 CHECK_SKELETON(MA, "1ove", "love"); // Digit 1 to letter l
196 CHECK_SKELETON(ML, "OOPS", "OOPS");
197 CHECK_SKELETON(ML, "00PS", "OOPS");
198 CHECK_SKELETON(MA, "OOPS", "OOPS");
199 CHECK_SKELETON(MA, "00PS", "OOPS"); // Digit 0 to letter O in any case mode only
200 CHECK_SKELETON(SL, "\\u059c", "\\u0301");
201 CHECK_SKELETON(SL, "\\u2A74", "\\u003A\\u003A\\u003D");
202 CHECK_SKELETON(SL, "\\u247E", "\\u0028\\u006C\\u006C\\u0029"); // "(ll)"
203 CHECK_SKELETON(SL, "\\uFDFB", "\\u062C\\u0644\\u0020\\u062C\\u0644\\u006c\\u0644\\u006f");
204
205 // This mapping exists in the ML and MA tables, does not exist in SL, SA
206 // 0C83 ; 0983 ; ML
207 // 0C83 ; 0983 ; MA
208 //
209
210 CHECK_SKELETON(SL, "\\u0C83", "\\u0983");
211 CHECK_SKELETON(SA, "\\u0C83", "\\u0983");
212 CHECK_SKELETON(ML, "\\u0C83", "\\u0983");
213 CHECK_SKELETON(MA, "\\u0C83", "\\u0983");
214
215 // 0391 mappings exist only in MA and SA tables.
216 CHECK_SKELETON(MA, "\\u0391", "A");
217 CHECK_SKELETON(SA, "\\u0391", "A");
218 CHECK_SKELETON(ML, "\\u0391", "A");
219 CHECK_SKELETON(SL, "\\u0391", "A");
220
221 // 13CF Mappings in all four tables, different in MA.
222 CHECK_SKELETON(ML, "\\u13CF", "b");
223 CHECK_SKELETON(MA, "\\u13CF", "b");
224 CHECK_SKELETON(SL, "\\u13CF", "b");
225 CHECK_SKELETON(SA, "\\u13CF", "b");
226
227 // 0022 ; 0027 0027 ;
228 // all tables.
229 CHECK_SKELETON(SL, "\\u0022", "\\u0027\\u0027");
230 CHECK_SKELETON(SA, "\\u0022", "\\u0027\\u0027");
231 CHECK_SKELETON(ML, "\\u0022", "\\u0027\\u0027");
232 CHECK_SKELETON(MA, "\\u0022", "\\u0027\\u0027");
233
234 // 017F mappings exist only in MA and SA tables.
235 CHECK_SKELETON(MA, "\\u017F", "f");
236 CHECK_SKELETON(SA, "\\u017F", "f");
237 CHECK_SKELETON(ML, "\\u017F", "f");
238 CHECK_SKELETON(SL, "\\u017F", "f");
239
240 TEST_TEARDOWN;
241}
242
243
244//
245// Run a single confusable skeleton transformation test case.
246//
247void IntlTestSpoof::checkSkeleton(const USpoofChecker *sc, uint32_t type,
248 const char *input, const char *expected, int32_t lineNum) {
249 UnicodeString uInput = UnicodeString(input).unescape();
250 UnicodeString uExpected = UnicodeString(expected).unescape();
251
252 UErrorCode status = U_ZERO_ERROR;
253 UnicodeString actual;
254 uspoof_getSkeletonUnicodeString(sc, type, uInput, actual, &status);
255 if (U_FAILURE(status)) {
256 errln("File %s, Line %d, Test case from line %d, status is %s", __FILE__, __LINE__, lineNum,
257 u_errorName(status));
258 return;
259 }
260 if (uExpected != actual) {
261 errln("File %s, Line %d, Test case from line %d, Actual and Expected skeletons differ.",
262 __FILE__, __LINE__, lineNum);
263 errln(UnicodeString(" Actual Skeleton: \"") + actual + UnicodeString("\"\n") +
264 UnicodeString(" Expected Skeleton: \"") + uExpected + UnicodeString("\""));
265 }
266}
267
268void IntlTestSpoof::testAreConfusable() {
269 TEST_SETUP
270 UnicodeString s1("A long string that will overflow stack buffers. A long string that will overflow stack buffers. "
271 "A long string that will overflow stack buffers. A long string that will overflow stack buffers. ");
272 UnicodeString s2("A long string that wi11 overflow stack buffers. A long string that will overflow stack buffers. "
273 "A long string that wi11 overflow stack buffers. A long string that will overflow stack buffers. ");
274 TEST_ASSERT_EQ(USPOOF_SINGLE_SCRIPT_CONFUSABLE, uspoof_areConfusableUnicodeString(sc, s1, s2, &status));
275 TEST_ASSERT_SUCCESS(status);
276
277 TEST_TEARDOWN;
278}
279
280void IntlTestSpoof::testInvisible() {
281 TEST_SETUP
282 UnicodeString s = UnicodeString("abcd\\u0301ef").unescape();
283 int32_t position = -42;
284 TEST_ASSERT_EQ(0, uspoof_checkUnicodeString(sc, s, &position, &status));
285 TEST_ASSERT_SUCCESS(status);
286 TEST_ASSERT(0 == position);
287
288 UnicodeString s2 = UnicodeString("abcd\\u0301\\u0302\\u0301ef").unescape();
289 TEST_ASSERT_EQ(USPOOF_INVISIBLE, uspoof_checkUnicodeString(sc, s2, &position, &status));
290 TEST_ASSERT_SUCCESS(status);
291 TEST_ASSERT_EQ(0, position);
292
293 // Two acute accents, one from the composed a with acute accent, \u00e1,
294 // and one separate.
295 position = -42;
296 UnicodeString s3 = UnicodeString("abcd\\u00e1\\u0301xyz").unescape();
297 TEST_ASSERT_EQ(USPOOF_INVISIBLE, uspoof_checkUnicodeString(sc, s3, &position, &status));
298 TEST_ASSERT_SUCCESS(status);
299 TEST_ASSERT_EQ(0, position);
300 TEST_TEARDOWN;
301}
302
303void IntlTestSpoof::testBug8654() {
304 TEST_SETUP
305 UnicodeString s = UnicodeString("B\\u00c1\\u0301").unescape();
306 int32_t position = -42;
307 TEST_ASSERT_EQ(USPOOF_INVISIBLE, uspoof_checkUnicodeString(sc, s, &position, &status) & USPOOF_INVISIBLE );
308 TEST_ASSERT_SUCCESS(status);
309 TEST_ASSERT_EQ(0, position);
310 TEST_TEARDOWN;
311}
312
313static UnicodeString parseHex(const UnicodeString &in) {
314 // Convert a series of hex numbers in a Unicode String to a string with the
315 // corresponding characters.
316 // The conversion is _really_ annoying. There must be some function to just do it.
317 UnicodeString result;
318 UChar32 cc = 0;
319 for (int32_t i=0; i<in.length(); i++) {
320 UChar c = in.charAt(i);
321 if (c == 0x20) { // Space
322 if (cc > 0) {
323 result.append(cc);
324 cc = 0;
325 }
326 } else if (c>=0x30 && c<=0x39) {
327 cc = (cc<<4) + (c - 0x30);
328 } else if ((c>=0x41 && c<=0x46) || (c>=0x61 && c<=0x66)) {
329 cc = (cc<<4) + (c & 0x0f)+9;
330 }
331 // else do something with bad input.
332 }
333 if (cc > 0) {
334 result.append(cc);
335 }
336 return result;
337}
338
339
340//
341// Append the hex form of a UChar32 to a UnicodeString.
342// Used in formatting error messages.
343// Match the formatting of numbers in confusables.txt
344// Minimum of 4 digits, no leading zeroes for positions 5 and up.
345//
346static void appendHexUChar(UnicodeString &dest, UChar32 c) {
347 UBool doZeroes = FALSE;
348 for (int bitNum=28; bitNum>=0; bitNum-=4) {
349 if (bitNum <= 12) {
350 doZeroes = TRUE;
351 }
352 int hexDigit = (c>>bitNum) & 0x0f;
353 if (hexDigit != 0 || doZeroes) {
354 doZeroes = TRUE;
355 dest.append((UChar)(hexDigit<=9? hexDigit + 0x30: hexDigit -10 + 0x41));
356 }
357 }
358 dest.append((UChar)0x20);
359}
360
361U_DEFINE_LOCAL_OPEN_POINTER(LocalStdioFilePointer, FILE, fclose);
362
363// testConfData - Check each data item from the Unicode confusables.txt file,
364// verify that it transforms correctly in a skeleton.
365//
366void IntlTestSpoof::testConfData() {
367 char buffer[2000];
368 if (getUnidataPath(buffer) == NULL) {
369 errln("Skipping test spoof/testConfData. Unable to find path to source/data/unidata/.");
370 return;
371 }
372 uprv_strcat(buffer, "confusables.txt");
373
374 LocalStdioFilePointer f(fopen(buffer, "rb"));
375 if (f.isNull()) {
376 errln("Skipping test spoof/testConfData. File confusables.txt not accessible.");
377 return;
378 }
379 fseek(f.getAlias(), 0, SEEK_END);
380 int32_t fileSize = ftell(f.getAlias());
381 LocalArray<char> fileBuf(new char[fileSize]);
382 fseek(f.getAlias(), 0, SEEK_SET);
383 int32_t amt_read = fread(fileBuf.getAlias(), 1, fileSize, f.getAlias());
384 TEST_ASSERT_EQ(amt_read, fileSize);
385 TEST_ASSERT(fileSize>0);
386 if (amt_read != fileSize || fileSize <=0) {
387 return;
388 }
389 UnicodeString confusablesTxt = UnicodeString::fromUTF8(StringPiece(fileBuf.getAlias(), fileSize));
390
391 UErrorCode status = U_ZERO_ERROR;
392 LocalUSpoofCheckerPointer sc(uspoof_open(&status));
393 TEST_ASSERT_SUCCESS(status);
394
395 // Parse lines from the confusables.txt file. Example Line:
396 // FF44 ; 0064 ; SL # ( d -> d ) FULLWIDTH ....
397 // Three fields. The hex fields can contain more than one character,
398 // and each character may be more than 4 digits (for supplemntals)
399 // This regular expression matches lines and splits the fields into capture groups.
400 RegexMatcher parseLine("(?m)^([0-9A-F]{4}[^#;]*?);([^#;]*?);([^#]*)", confusablesTxt, 0, status);
401 TEST_ASSERT_SUCCESS(status);
402 while (parseLine.find()) {
403 UnicodeString from = parseHex(parseLine.group(1, status));
404 if (!Normalizer::isNormalized(from, UNORM_NFD, status)) {
405 // The source character was not NFD.
406 // Skip this case; the first step in obtaining a skeleton is to NFD the input,
407 // so the mapping in this line of confusables.txt will never be applied.
408 continue;
409 }
410
411 UnicodeString rawExpected = parseHex(parseLine.group(2, status));
412 UnicodeString expected;
413 Normalizer::decompose(rawExpected, FALSE /*NFD*/, 0, expected, status);
414 TEST_ASSERT_SUCCESS(status);
415
416 int32_t skeletonType = 0;
417 UnicodeString tableType = parseLine.group(3, status);
418 TEST_ASSERT_SUCCESS(status);
419 if (tableType.indexOf("SL") >= 0) {
420 skeletonType = USPOOF_SINGLE_SCRIPT_CONFUSABLE;
421 } else if (tableType.indexOf("SA") >= 0) {
422 skeletonType = USPOOF_SINGLE_SCRIPT_CONFUSABLE | USPOOF_ANY_CASE;
423 } else if (tableType.indexOf("ML") >= 0) {
424 skeletonType = 0;
425 } else if (tableType.indexOf("MA") >= 0) {
426 skeletonType = USPOOF_ANY_CASE;
427 }
428
429 UnicodeString actual;
430 uspoof_getSkeletonUnicodeString(sc.getAlias(), skeletonType, from, actual, &status);
431 TEST_ASSERT_SUCCESS(status);
432 TEST_ASSERT(actual == expected);
433 if (actual != expected) {
434 errln(parseLine.group(0, status));
435 UnicodeString line = "Actual: ";
436 int i = 0;
437 while (i < actual.length()) {
438 appendHexUChar(line, actual.char32At(i));
439 i = actual.moveIndex32(i, 1);
440 }
441 errln(line);
442 }
443 if (U_FAILURE(status)) {
444 break;
445 }
446 }
447}
448
449// testIdentifierInfo. Note that IdentifierInfo is not public ICU API at this time
450void IntlTestSpoof::testIdentifierInfo() {
451 UErrorCode status = U_ZERO_ERROR;
452 ScriptSet bitset12; bitset12.set(USCRIPT_LATIN, status).set(USCRIPT_HANGUL, status);
453 ScriptSet bitset2; bitset2.set(USCRIPT_HANGUL, status);
454 TEST_ASSERT(bitset12.contains(bitset2));
455 TEST_ASSERT(bitset12.contains(bitset12));
456 TEST_ASSERT(!bitset2.contains(bitset12));
457
458 ScriptSet arabSet; arabSet.set(USCRIPT_ARABIC, status);
459 ScriptSet latinSet; latinSet.set(USCRIPT_LATIN, status);
460 UElement arabEl; arabEl.pointer = &arabSet;
461 UElement latinEl; latinEl.pointer = &latinSet;
462 TEST_ASSERT(uhash_compareScriptSet(arabEl, latinEl) < 0);
463 TEST_ASSERT(uhash_compareScriptSet(latinEl, arabEl) > 0);
464
465 UnicodeString scriptString;
466 bitset12.displayScripts(scriptString);
467 TEST_ASSERT(UNICODE_STRING_SIMPLE("Hang Latn") == scriptString);
468
469 status = U_ZERO_ERROR;
470 UHashtable *alternates = uhash_open(uhash_hashScriptSet ,uhash_compareScriptSet, NULL, &status);
471 uhash_puti(alternates, &bitset12, 1, &status);
472 uhash_puti(alternates, &bitset2, 1, &status);
473 UnicodeString alternatesString;
474 IdentifierInfo::displayAlternates(alternatesString, alternates, status);
475 TEST_ASSERT(UNICODE_STRING_SIMPLE("Hang; Hang Latn") == alternatesString);
476 TEST_ASSERT_SUCCESS(status);
477
478 status = U_ZERO_ERROR;
479 ScriptSet tScriptSet;
480 tScriptSet.parseScripts(scriptString, status);
481 TEST_ASSERT_SUCCESS(status);
482 TEST_ASSERT(bitset12 == tScriptSet);
483 UnicodeString ss;
484 ss.remove();
485 uhash_close(alternates);
486
487 struct Test {
488 const char *fTestString;
489 URestrictionLevel fRestrictionLevel;
490 const char *fNumerics;
491 const char *fScripts;
492 const char *fAlternates;
493 const char *fCommonAlternates;
494 } tests[] = {
495 {"\\u0061\\u2665", USPOOF_UNRESTRICTIVE, "[]", "Latn", "", ""},
496 {"\\u0061\\u3006", USPOOF_HIGHLY_RESTRICTIVE, "[]", "Latn", "Hani Hira Kana", "Hani Hira Kana"},
497 {"\\u0061\\u30FC\\u3006", USPOOF_HIGHLY_RESTRICTIVE, "[]", "Latn", "Hira Kana", "Hira Kana"},
498 {"\\u0061\\u30FC\\u3006\\u30A2", USPOOF_HIGHLY_RESTRICTIVE, "[]", "Latn Kana", "", ""},
499 {"\\u30A2\\u0061\\u30FC\\u3006", USPOOF_HIGHLY_RESTRICTIVE, "[]", "Latn Kana", "", ""},
500 {"\\u0061\\u0031\\u0661", USPOOF_UNRESTRICTIVE, "[\\u0030\\u0660]", "Latn", "Arab Thaa", "Arab Thaa"},
501 {"\\u0061\\u0031\\u0661\\u06F1", USPOOF_UNRESTRICTIVE, "[\\u0030\\u0660\\u06F0]", "Latn Arab", "", ""},
502 {"\\u0661\\u30FC\\u3006\\u0061\\u30A2\\u0031\\u0967\\u06F1", USPOOF_UNRESTRICTIVE,
503 "[\\u0030\\u0660\\u06F0\\u0966]", "Latn Kana Arab", "Deva Kthi Mahj", "Deva Kthi Mahj"},
504 {"\\u0061\\u30A2\\u30FC\\u3006\\u0031\\u0967\\u0661\\u06F1", USPOOF_UNRESTRICTIVE,
505 "[\\u0030\\u0660\\u06F0\\u0966]", "Latn Kana Arab", "Deva Kthi Mahj", "Deva Kthi Mahj"}
506 };
507
508 int testNum;
509 for (testNum = 0; testNum < UPRV_LENGTHOF(tests); testNum++) {
510 char testNumStr[40];
511 sprintf(testNumStr, "testNum = %d", testNum);
512 Test &test = tests[testNum];
513 status = U_ZERO_ERROR;
514 UnicodeString testString(test.fTestString); // Note: may do charset conversion.
515 testString = testString.unescape();
516 IdentifierInfo idInfo(status);
517 TEST_ASSERT_SUCCESS(status);
518 idInfo.setIdentifierProfile(*uspoof_getRecommendedUnicodeSet(&status));
519 idInfo.setIdentifier(testString, status);
520 TEST_ASSERT_MSG(*idInfo.getIdentifier() == testString, testNumStr);
521
522 URestrictionLevel restrictionLevel = test.fRestrictionLevel;
523 TEST_ASSERT_MSG(restrictionLevel == idInfo.getRestrictionLevel(status), testNumStr);
524
525 status = U_ZERO_ERROR;
526 UnicodeSet numerics(UnicodeString(test.fNumerics).unescape(), status);
527 TEST_ASSERT_SUCCESS(status);
528 TEST_ASSERT_MSG(numerics == *idInfo.getNumerics(), testNumStr);
529
530 ScriptSet scripts;
531 scripts.parseScripts(UnicodeString(test.fScripts), status);
532 TEST_ASSERT_MSG(scripts == *idInfo.getScripts(), testNumStr);
533
534 UnicodeString alternatesStr;
535 IdentifierInfo::displayAlternates(alternatesStr, idInfo.getAlternates(), status);
536 TEST_ASSERT_MSG(UnicodeString(test.fAlternates) == alternatesStr, testNumStr);
537
538 ScriptSet commonAlternates;
539 commonAlternates.parseScripts(UnicodeString(test.fCommonAlternates), status);
540 TEST_ASSERT_MSG(commonAlternates == *idInfo.getCommonAmongAlternates(), testNumStr);
541 }
542
543 // Test of getScriptCount()
544 // Script and or Script Extension for chars used in the tests
545 // \\u3013 ; Bopo Hang Hani Hira Kana # So GETA MARK
546 // \\uA838 ; Deva Gujr Guru Kthi Takr # Sc NORTH INDIC RUPEE MARK
547 // \\u0951 ; Deva Latn # Mn DEVANAGARI STRESS SIGN UDATTA
548 //
549 // \\u0370 ; Greek # L GREEK CAPITAL LETTER HETA
550 // \\u0481 ; Cyrillic # L& CYRILLIC SMALL LETTER KOPPA
551 // \\u0904 ; Devanagari # Lo DEVANAGARI LETTER SHORT A
552 // \\u3041 ; Hiragana # Lo HIRAGANA LETTER SMALL A
553 // 1234 ; Common # ascii digits
554 // \\u0300 ; Inherited # Mn COMBINING GRAVE ACCENT
555
556 struct ScriptTest {
557 const char *fTestString;
558 int32_t fScriptCount;
559 } scriptTests[] = {
560 {"Hello", 1},
561 {"Hello\\u0370", 2},
562 {"1234", 0},
563 {"Hello1234\\u0300", 1}, // Common and Inherited are ignored.
564 {"\\u0030", 0},
565 {"abc\\u0951", 1},
566 {"abc\\u3013", 2},
567 {"\\uA838\\u0951", 1}, // Triggers commonAmongAlternates path.
568 {"\\u3013\\uA838", 2}
569 };
570
571 status = U_ZERO_ERROR;
572 IdentifierInfo identifierInfo(status);
573 for (testNum=0; testNum<UPRV_LENGTHOF(scriptTests); testNum++) {
574 ScriptTest &test = scriptTests[testNum];
575 char msgBuf[100];
576 sprintf(msgBuf, "testNum = %d ", testNum);
577 UnicodeString testString = UnicodeString(test.fTestString).unescape();
578
579 status = U_ZERO_ERROR;
580 identifierInfo.setIdentifier(testString, status);
581 int32_t scriptCount = identifierInfo.getScriptCount();
582 TEST_ASSERT_MSG(test.fScriptCount == scriptCount, msgBuf);
583 }
584}
585
586void IntlTestSpoof::testScriptSet() {
587 ScriptSet s1;
588 ScriptSet s2;
589 UErrorCode status = U_ZERO_ERROR;
590
591 TEST_ASSERT(s1 == s2);
592 s1.set(USCRIPT_ARABIC,status);
593 TEST_ASSERT_SUCCESS(status);
594 TEST_ASSERT(!(s1 == s2));
595 TEST_ASSERT(s1.test(USCRIPT_ARABIC, status));
596 TEST_ASSERT(s1.test(USCRIPT_GREEK, status) == FALSE);
597
598 status = U_ZERO_ERROR;
599 s1.reset(USCRIPT_ARABIC, status);
600 TEST_ASSERT(s1 == s2);
601
602 status = U_ZERO_ERROR;
603 s1.setAll();
604 TEST_ASSERT(s1.test(USCRIPT_COMMON, status));
605 TEST_ASSERT(s1.test(USCRIPT_ETHIOPIC, status));
606 TEST_ASSERT(s1.test(USCRIPT_CODE_LIMIT, status));
607 s1.resetAll();
608 TEST_ASSERT(!s1.test(USCRIPT_COMMON, status));
609 TEST_ASSERT(!s1.test(USCRIPT_ETHIOPIC, status));
610 TEST_ASSERT(!s1.test(USCRIPT_CODE_LIMIT, status));
611
612 status = U_ZERO_ERROR;
613 s1.set(USCRIPT_TAKRI, status);
614 s1.set(USCRIPT_BLISSYMBOLS, status);
615 s2.setAll();
616 TEST_ASSERT(s2.contains(s1));
617 TEST_ASSERT(!s1.contains(s2));
618 TEST_ASSERT(s2.intersects(s1));
619 TEST_ASSERT(s1.intersects(s2));
620 s2.reset(USCRIPT_TAKRI, status);
621 TEST_ASSERT(!s2.contains(s1));
622 TEST_ASSERT(!s1.contains(s2));
623 TEST_ASSERT(s1.intersects(s2));
624 TEST_ASSERT(s2.intersects(s1));
625 TEST_ASSERT_SUCCESS(status);
626
627 status = U_ZERO_ERROR;
628 s1.resetAll();
629 s1.set(USCRIPT_NKO, status);
630 s1.set(USCRIPT_COMMON, status);
631 s2 = s1;
632 TEST_ASSERT(s2 == s1);
633 TEST_ASSERT_EQ(2, s2.countMembers());
634 s2.intersect(s1);
635 TEST_ASSERT(s2 == s1);
636 s2.setAll();
637 TEST_ASSERT(!(s2 == s1));
638 TEST_ASSERT(s2.countMembers() >= USCRIPT_CODE_LIMIT);
639 s2.intersect(s1);
640 TEST_ASSERT(s2 == s1);
641
642 s2.setAll();
643 s2.reset(USCRIPT_COMMON, status);
644 s2.intersect(s1);
645 TEST_ASSERT(s2.countMembers() == 1);
646
647 s1.resetAll();
648 s1.set(USCRIPT_AFAKA, status);
649 s1.set(USCRIPT_VAI, status);
650 s1.set(USCRIPT_INHERITED, status);
651 int32_t n = -1;
652 for (int32_t i=0; i<4; i++) {
653 n = s1.nextSetBit(n+1);
654 switch (i) {
655 case 0: TEST_ASSERT_EQ(USCRIPT_INHERITED, n); break;
656 case 1: TEST_ASSERT_EQ(USCRIPT_VAI, n); break;
657 case 2: TEST_ASSERT_EQ(USCRIPT_AFAKA, n); break;
658 case 3: TEST_ASSERT_EQ(-1, (int32_t)n); break;
659 default: TEST_ASSERT(FALSE);
660 }
661 }
662 TEST_ASSERT_SUCCESS(status);
663}
664
665
666void IntlTestSpoof::testRestrictionLevel() {
667 struct Test {
668 const char *fId;
669 URestrictionLevel fExpectedRestrictionLevel;
670 } tests[] = {
671 {"\\u0061\\u03B3\\u2665", USPOOF_UNRESTRICTIVE},
672 {"a", USPOOF_ASCII},
673 {"\\u03B3", USPOOF_SINGLE_SCRIPT_RESTRICTIVE},
674 {"\\u0061\\u30A2\\u30FC", USPOOF_HIGHLY_RESTRICTIVE},
675 {"\\u0061\\u0904", USPOOF_MODERATELY_RESTRICTIVE},
676 {"\\u0061\\u03B3", USPOOF_MINIMALLY_RESTRICTIVE}
677 };
678 char msgBuffer[100];
679
680 URestrictionLevel restrictionLevels[] = { USPOOF_ASCII, USPOOF_SINGLE_SCRIPT_RESTRICTIVE,
681 USPOOF_HIGHLY_RESTRICTIVE, USPOOF_MODERATELY_RESTRICTIVE, USPOOF_MINIMALLY_RESTRICTIVE,
682 USPOOF_UNRESTRICTIVE};
683
684 UErrorCode status = U_ZERO_ERROR;
685 IdentifierInfo idInfo(status);
686 TEST_ASSERT_SUCCESS(status);
687 idInfo.setIdentifierProfile(*uspoof_getRecommendedUnicodeSet(&status));
688 TEST_ASSERT_SUCCESS(status);
689 for (int32_t testNum=0; testNum < UPRV_LENGTHOF(tests); testNum++) {
690 status = U_ZERO_ERROR;
691 const Test &test = tests[testNum];
692 UnicodeString testString = UnicodeString(test.fId).unescape();
693 URestrictionLevel expectedLevel = test.fExpectedRestrictionLevel;
694 idInfo.setIdentifier(testString, status);
695 sprintf(msgBuffer, "testNum = %d ", testNum);
696 TEST_ASSERT_SUCCESS(status);
697 TEST_ASSERT_MSG(expectedLevel == idInfo.getRestrictionLevel(status), msgBuffer);
698 for (int levelIndex=0; levelIndex<UPRV_LENGTHOF(restrictionLevels); levelIndex++) {
699 status = U_ZERO_ERROR;
700 URestrictionLevel levelSetInSpoofChecker = restrictionLevels[levelIndex];
701 USpoofChecker *sc = uspoof_open(&status);
702 uspoof_setChecks(sc, USPOOF_RESTRICTION_LEVEL, &status);
703 uspoof_setAllowedChars(sc, uspoof_getRecommendedSet(&status), &status);
704 uspoof_setRestrictionLevel(sc, levelSetInSpoofChecker);
705 int32_t actualValue = uspoof_checkUnicodeString(sc, testString, NULL, &status);
706
707 // we want to fail if the text is (say) MODERATE and the testLevel is ASCII
708 int32_t expectedValue = 0;
709 if (expectedLevel > levelSetInSpoofChecker) {
710 expectedValue |= USPOOF_RESTRICTION_LEVEL;
711 }
712 if (!uspoof_getRecommendedUnicodeSet(&status)->containsAll(testString)) {
713 expectedValue |= USPOOF_CHAR_LIMIT;
714 }
715 sprintf(msgBuffer, "testNum = %d, levelIndex = %d, expected = %#x, actual = %#x",
716 testNum, levelIndex, expectedValue, actualValue);
717 TEST_ASSERT_MSG(expectedValue == actualValue, msgBuffer);
718 TEST_ASSERT_SUCCESS(status);
719
720 // Run the same check again, with the Spoof Checker configured to return
721 // the actual restriction level.
722 uspoof_setChecks(sc, USPOOF_AUX_INFO | USPOOF_RESTRICTION_LEVEL, &status);
723 uspoof_setAllowedChars(sc, uspoof_getRecommendedSet(&status), &status);
724 uspoof_setRestrictionLevel(sc, levelSetInSpoofChecker);
725 int32_t result = uspoof_checkUnicodeString(sc, testString, NULL, &status);
726 TEST_ASSERT_SUCCESS(status);
727 if (U_SUCCESS(status)) {
728 TEST_ASSERT_EQ(expectedLevel, result & USPOOF_RESTRICTION_LEVEL_MASK);
729 TEST_ASSERT_EQ(expectedValue, result & USPOOF_ALL_CHECKS);
730 }
731 uspoof_close(sc);
732 }
733 }
734}
735
736
737void IntlTestSpoof::testMixedNumbers() {
738 struct Test {
739 const char *fTestString;
740 const char *fExpectedSet;
741 } tests[] = {
742 {"1", "[0]"},
743 {"\\u0967", "[\\u0966]"},
744 {"1\\u0967", "[0\\u0966]"},
745 {"\\u0661\\u06F1", "[\\u0660\\u06F0]"}
746 };
747 UErrorCode status = U_ZERO_ERROR;
748 IdentifierInfo idInfo(status);
749 for (int32_t testNum=0; testNum < UPRV_LENGTHOF(tests); testNum++) {
750 char msgBuf[100];
751 sprintf(msgBuf, "testNum = %d ", testNum);
752 Test &test = tests[testNum];
753
754 status = U_ZERO_ERROR;
755 UnicodeString testString = UnicodeString(test.fTestString).unescape();
756 UnicodeSet expectedSet(UnicodeString(test.fExpectedSet).unescape(), status);
757 idInfo.setIdentifier(testString, status);
758 TEST_ASSERT_SUCCESS(status);
759 TEST_ASSERT_MSG(expectedSet == *idInfo.getNumerics(), msgBuf);
760
761 status = U_ZERO_ERROR;
762 USpoofChecker *sc = uspoof_open(&status);
763 uspoof_setChecks(sc, USPOOF_MIXED_NUMBERS, &status); // only check this
764 int32_t result = uspoof_checkUnicodeString(sc, testString, NULL, &status);
765 UBool mixedNumberFailure = ((result & USPOOF_MIXED_NUMBERS) != 0);
766 TEST_ASSERT_MSG((expectedSet.size() > 1) == mixedNumberFailure, msgBuf);
767 uspoof_close(sc);
768 }
769}
770
771#endif /* !UCONFIG_NO_REGULAR_EXPRESSIONS && !UCONFIG_NO_NORMALIZATION && !UCONFIG_NO_FILE_IO */
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