icuSources/test/cintltst/usettest.c

   1 /*
   2 **********************************************************************
   3 * Copyright (c) 2002-2008, International Business Machines
   4 * Corporation and others.  All Rights Reserved.
   5 **********************************************************************
   6 */
   7 #include "unicode/uset.h"
   8 #include "unicode/ustring.h"
   9 #include "cintltst.h"
  10 #include <stdlib.h>
  11 #include <string.h>
  12
  13 #define LENGTHOF(array) (int32_t)(sizeof(array)/sizeof((array)[0]))
  14
  15 #define TEST(x) addTest(root, &x, "uset/" # x)
  16
  17 static void TestAPI(void);
  18 static void Testj2269(void);
  19 static void TestSerialized(void);
  20 static void TestNonInvariantPattern(void);
  21 static void TestBadPattern(void);
  22 static void TestFreezable(void);
  23 static void TestSpan(void);
  24
  25 void addUSetTest(TestNode** root);
  26
  27 static void expect(const USet* set,
  28                    const char* inList,
  29                    const char* outList,
  30                    UErrorCode* ec);
  31 static void expectContainment(const USet* set,
  32                               const char* list,
  33                               UBool isIn);
  34 static char oneUCharToChar(UChar32 c);
  35 static void expectItems(const USet* set,
  36                         const char* items);
  37
  38 void
  39 addUSetTest(TestNode** root) {
  40     TEST(TestAPI);
  41     TEST(Testj2269);
  42     TEST(TestSerialized);
  43     TEST(TestNonInvariantPattern);
  44     TEST(TestBadPattern);
  45     TEST(TestFreezable);
  46     TEST(TestSpan);
  47 }
  48
  49 /*------------------------------------------------------------------
  50  * Tests
  51  *------------------------------------------------------------------*/
  52
  53 static void Testj2269() {
  54   UErrorCode status = U_ZERO_ERROR;
  55   UChar a[4] = { 0x61, 0x62, 0x63, 0 };
  56   USet *s = uset_open(1, 0);
  57   uset_addString(s, a, 3);
  58   a[0] = 0x63; a[1] = 0x63;
  59   expect(s, "{abc}", "{ccc}", &status);
  60   uset_close(s);
  61 }
  62
  63 static const UChar PAT[] = {91,97,45,99,123,97,98,125,93,0}; /* "[a-c{ab}]" */
  64 static const int32_t PAT_LEN = (sizeof(PAT) / sizeof(PAT[0])) - 1;
  65
  66 static const UChar PAT_lb[] = {0x6C, 0x62, 0}; /* "lb" */
  67 static const int32_t PAT_lb_LEN = (sizeof(PAT_lb) / sizeof(PAT_lb[0])) - 1;
  68
  69 static const UChar VAL_SP[] = {0x53, 0x50, 0}; /* "SP" */
  70 static const int32_t VAL_SP_LEN = (sizeof(VAL_SP) / sizeof(VAL_SP[0])) - 1;
  71
  72 static const UChar STR_bc[] = {98,99,0}; /* "bc" */
  73 static const int32_t STR_bc_LEN = (sizeof(STR_bc) / sizeof(STR_bc[0])) - 1;
  74
  75 static const UChar STR_ab[] = {97,98,0}; /* "ab" */
  76 static const int32_t STR_ab_LEN = (sizeof(STR_ab) / sizeof(STR_ab[0])) - 1;
  77
  78 /**
  79  * Basic API test for uset.x
  80  */
  81 static void TestAPI() {
  82     USet* set;
  83     USet* set2;
  84     UErrorCode ec;
  85
  86     /* [] */
  87     set = uset_open(1, 1);
  88     uset_clear(set);
  89     expect(set, "", "abc{ab}", NULL);
  90     uset_close(set);
  91
  92     /* [ABC] */
  93     set = uset_open(0x0041, 0x0043);
  94     expect(set, "ABC", "DEF{ab}", NULL);
  95     uset_close(set);
  96
  97     /* [a-c{ab}] */
  98     ec = U_ZERO_ERROR;
  99     set = uset_openPattern(PAT, PAT_LEN, &ec);
 100     if(U_FAILURE(ec)) {
 101         log_err("uset_openPattern([a-c{ab}]) failed - %s\n", u_errorName(ec));
 102         return;
 103     }
 104     if(!uset_resemblesPattern(PAT, PAT_LEN, 0)) {
 105         log_err("uset_resemblesPattern of PAT failed\n");
 106     }
 107     expect(set, "abc{ab}", "def{bc}", &ec);
 108
 109     /* [a-d{ab}] */
 110     uset_add(set, 0x64);
 111     expect(set, "abcd{ab}", "ef{bc}", NULL);
 112
 113     /* [acd{ab}{bc}] */
 114     uset_remove(set, 0x62);
 115     uset_addString(set, STR_bc, STR_bc_LEN);
 116     expect(set, "acd{ab}{bc}", "bef{cd}", NULL);
 117
 118     /* [acd{bc}] */
 119     uset_removeString(set, STR_ab, STR_ab_LEN);
 120     expect(set, "acd{bc}", "bfg{ab}", NULL);
 121
 122     /* [^acd{bc}] */
 123     uset_complement(set);
 124     expect(set, "bef{bc}", "acd{ac}", NULL);
 125
 126     /* [a-e{bc}] */
 127     uset_complement(set);
 128     uset_addRange(set, 0x0062, 0x0065);
 129     expect(set, "abcde{bc}", "fg{ab}", NULL);
 130
 131     /* [de{bc}] */
 132     uset_removeRange(set, 0x0050, 0x0063);
 133     expect(set, "de{bc}", "bcfg{ab}", NULL);
 134
 135     /* [g-l] */
 136     uset_set(set, 0x0067, 0x006C);
 137     expect(set, "ghijkl", "de{bc}", NULL);
 138
 139     if (uset_indexOf(set, 0x0067) != 0) {
 140         log_err("uset_indexOf failed finding correct index of 'g'\n");
 141     }
 142
 143     if (uset_charAt(set, 0) != 0x0067) {
 144         log_err("uset_charAt failed finding correct char 'g' at index 0\n");
 145     }
 146
 147     /* How to test this one...? */
 148     uset_compact(set);
 149
 150     /* [g-i] */
 151     uset_retain(set, 0x0067, 0x0069);
 152     expect(set, "ghi", "dejkl{bc}", NULL);
 153
 154     /* UCHAR_ASCII_HEX_DIGIT */
 155     uset_applyIntPropertyValue(set, UCHAR_ASCII_HEX_DIGIT, 1, &ec);
 156     if(U_FAILURE(ec)) {
 157         log_err("uset_applyIntPropertyValue([UCHAR_ASCII_HEX_DIGIT]) failed - %s\n", u_errorName(ec));
 158         return;
 159     }
 160     expect(set, "0123456789ABCDEFabcdef", "GHIjkl{bc}", NULL);
 161
 162     /* [ab] */
 163     uset_clear(set);
 164     uset_addAllCodePoints(set, STR_ab, STR_ab_LEN);
 165     expect(set, "ab", "def{ab}", NULL);
 166     if (uset_containsAllCodePoints(set, STR_bc, STR_bc_LEN)){
 167         log_err("set should not conatin all characters of \"bc\" \n");
 168     }
 169
 170     /* [] */
 171     set2 = uset_open(1, 1);
 172     uset_clear(set2);
 173
 174     /* space */
 175     uset_applyPropertyAlias(set2, PAT_lb, PAT_lb_LEN, VAL_SP, VAL_SP_LEN, &ec);
 176     expect(set2, " ", "abcdefghi{bc}", NULL);
 177
 178     /* [a-c] */
 179     uset_set(set2, 0x0061, 0x0063);
 180     /* [g-i] */
 181     uset_set(set, 0x0067, 0x0069);
 182
 183     /* [a-c g-i] */
 184     if (uset_containsSome(set, set2)) {
 185         log_err("set should not contain some of set2 yet\n");
 186     }
 187     uset_complementAll(set, set2);
 188     if (!uset_containsSome(set, set2)) {
 189         log_err("set should contain some of set2\n");
 190     }
 191     expect(set, "abcghi", "def{bc}", NULL);
 192
 193     /* [g-i] */
 194     uset_removeAll(set, set2);
 195     expect(set, "ghi", "abcdef{bc}", NULL);
 196
 197     /* [a-c g-i] */
 198     uset_addAll(set2, set);
 199     expect(set2, "abcghi", "def{bc}", NULL);
 200
 201     /* [g-i] */
 202     uset_retainAll(set2, set);
 203     expect(set2, "ghi", "abcdef{bc}", NULL);
 204
 205     uset_close(set);
 206     uset_close(set2);
 207 }
 208
 209 /*------------------------------------------------------------------
 210  * Support
 211  *------------------------------------------------------------------*/
 212
 213 /**
 214  * Verifies that the given set contains the characters and strings in
 215  * inList, and does not contain those in outList.  Also verifies that
 216  * 'set' is not NULL and that 'ec' succeeds.
 217  * @param set the set to test, or NULL (on error)
 218  * @param inList list of set contents, in iteration order.  Format is
 219  * list of individual strings, in iteration order, followed by sorted
 220  * list of strings, delimited by {}.  This means we do not test
 221  * characters '{' or '}' and we do not test strings containing those
 222  * characters either.
 223  * @param outList list of things not in the set.  Same format as
 224  * inList.
 225  * @param ec an error code, checked for success.  May be NULL in which
 226  * case it is ignored.
 227  */
 228 static void expect(const USet* set,
 229                    const char* inList,
 230                    const char* outList,
 231                    UErrorCode* ec) {
 232     if (ec!=NULL && U_FAILURE(*ec)) {
 233         log_err("FAIL: %s\n", u_errorName(*ec));
 234         return;
 235     }
 236     if (set == NULL) {
 237         log_err("FAIL: USet is NULL\n");
 238         return;
 239     }
 240     expectContainment(set, inList, TRUE);
 241     expectContainment(set, outList, FALSE);
 242     expectItems(set, inList);
 243 }
 244
 245 static void expectContainment(const USet* set,
 246                               const char* list,
 247                               UBool isIn) {
 248     const char* p = list;
 249     UChar ustr[4096];
 250     char *pat;
 251     UErrorCode ec;
 252     int32_t rangeStart = -1, rangeEnd = -1, length;
 253
 254     ec = U_ZERO_ERROR;
 255     length = uset_toPattern(set, ustr, sizeof(ustr), TRUE, &ec);
 256     if(U_FAILURE(ec)) {
 257         log_err("FAIL: uset_toPattern() fails in expectContainment() - %s\n", u_errorName(ec));
 258         return;
 259     }
 260     pat=aescstrdup(ustr, length);
 261
 262     while (*p) {
 263         if (*p=='{') {
 264             const char* stringStart = ++p;
 265             int32_t stringLength = 0;
 266             char strCopy[64];
 267
 268             while (*p++ != '}') {
 269             }
 270             stringLength = (int32_t)(p - stringStart - 1);
 271             strncpy(strCopy, stringStart, stringLength);
 272             strCopy[stringLength] = 0;
 273
 274             u_charsToUChars(stringStart, ustr, stringLength);
 275
 276             if (uset_containsString(set, ustr, stringLength) == isIn) {
 277                 log_verbose("Ok: %s %s \"%s\"\n", pat,
 278                             (isIn ? "contains" : "does not contain"),
 279                             strCopy);
 280             } else {
 281                 log_err("FAIL: %s %s \"%s\"\n", pat,
 282                         (isIn ? "does not contain" : "contains"),
 283                         strCopy);
 284             }
 285         }
 286
 287         else {
 288             UChar32 c;
 289
 290             u_charsToUChars(p, ustr, 1);
 291             c = ustr[0];
 292
 293             if (uset_contains(set, c) == isIn) {
 294                 log_verbose("Ok: %s %s '%c'\n", pat,
 295                             (isIn ? "contains" : "does not contain"),
 296                             *p);
 297             } else {
 298                 log_err("FAIL: %s %s '%c'\n", pat,
 299                         (isIn ? "does not contain" : "contains"),
 300                         *p);
 301             }
 302
 303             /* Test the range API too by looking for ranges */
 304             if (c == rangeEnd+1) {
 305                 rangeEnd = c;
 306             } else {
 307                 if (rangeStart >= 0) {
 308                     if (uset_containsRange(set, rangeStart, rangeEnd) == isIn) {
 309                         log_verbose("Ok: %s %s U+%04X-U+%04X\n", pat,
 310                                     (isIn ? "contains" : "does not contain"),
 311                                     rangeStart, rangeEnd);
 312                     } else {
 313                         log_err("FAIL: %s %s U+%04X-U+%04X\n", pat,
 314                                 (isIn ? "does not contain" : "contains"),
 315                                 rangeStart, rangeEnd);
 316                     }
 317                 }
 318                 rangeStart = rangeEnd = c;
 319             }
 320
 321             ++p;
 322         }
 323     }
 324
 325     if (rangeStart >= 0) {
 326         if (uset_containsRange(set, rangeStart, rangeEnd) == isIn) {
 327             log_verbose("Ok: %s %s U+%04X-U+%04X\n", pat,
 328                         (isIn ? "contains" : "does not contain"),
 329                         rangeStart, rangeEnd);
 330         } else {
 331             log_err("FAIL: %s %s U+%04X-U+%04X\n", pat,
 332                     (isIn ? "does not contain" : "contains"),
 333                     rangeStart, rangeEnd);
 334         }
 335     }
 336 }
 337
 338 /* This only works for invariant BMP chars */
 339 static char oneUCharToChar(UChar32 c) {
 340     UChar ubuf[1];
 341     char buf[1];
 342     ubuf[0] = (UChar) c;
 343     u_UCharsToChars(ubuf, buf, 1);
 344     return buf[0];
 345 }
 346
 347 static void expectItems(const USet* set,
 348                         const char* items) {
 349     const char* p = items;
 350     UChar ustr[4096], itemStr[4096];
 351     char buf[4096];
 352     char *pat;
 353     UErrorCode ec;
 354     int32_t expectedSize = 0;
 355     int32_t itemCount = uset_getItemCount(set);
 356     int32_t itemIndex = 0;
 357     UChar32 start = 1, end = 0;
 358     int32_t itemLen = 0, length;
 359
 360     ec = U_ZERO_ERROR;
 361     length = uset_toPattern(set, ustr, sizeof(ustr), TRUE, &ec);
 362     if (U_FAILURE(ec)) {
 363         log_err("FAIL: uset_toPattern => %s\n", u_errorName(ec));
 364         return;
 365     }
 366     pat=aescstrdup(ustr, length);
 367
 368     if (uset_isEmpty(set) != (strlen(items)==0)) {
 369         log_err("FAIL: %s should return %s from isEmpty\n",
 370                 pat,
 371                 strlen(items)==0 ? "TRUE" : "FALSE");
 372     }
 373
 374     /* Don't test patterns starting with "[^" */
 375     if (u_strlen(ustr) > 2 && ustr[1] == 0x5e /*'^'*/) {
 376         return;
 377     }
 378
 379     while (*p) {
 380
 381         ++expectedSize;
 382
 383         if (start > end || start == -1) {
 384             /* Fetch our next item */
 385             if (itemIndex >= itemCount) {
 386                 log_err("FAIL: ran out of items iterating %s\n", pat);
 387                 return;
 388             }
 389
 390             itemLen = uset_getItem(set, itemIndex, &start, &end,
 391                                    itemStr, sizeof(itemStr), &ec);
 392             if (U_FAILURE(ec) || itemLen < 0) {
 393                 log_err("FAIL: uset_getItem => %s\n", u_errorName(ec));
 394                 return;
 395             }
 396
 397             if (itemLen == 0) {
 398                 log_verbose("Ok: %s item %d is %c-%c\n", pat,
 399                             itemIndex, oneUCharToChar(start),
 400                             oneUCharToChar(end));
 401             } else {
 402                 itemStr[itemLen] = 0;
 403                 u_UCharsToChars(itemStr, buf, itemLen+1);
 404                 log_verbose("Ok: %s item %d is \"%s\"\n", pat, itemIndex, buf);
 405             }
 406
 407             ++itemIndex;
 408         }
 409
 410         if (*p=='{') {
 411             const char* stringStart = ++p;
 412             int32_t stringLength = 0;
 413             char strCopy[64];
 414
 415             while (*p++ != '}') {
 416             }
 417             stringLength = (int32_t)(p - stringStart - 1);
 418             strncpy(strCopy, stringStart, stringLength);
 419             strCopy[stringLength] = 0;
 420
 421             u_charsToUChars(stringStart, ustr, stringLength);
 422             ustr[stringLength] = 0;
 423
 424             if (itemLen == 0) {
 425                 log_err("FAIL: for %s expect \"%s\" next, but got a char\n",
 426                         pat, strCopy);
 427                 return;
 428             }
 429
 430             if (u_strcmp(ustr, itemStr) != 0) {
 431                 log_err("FAIL: for %s expect \"%s\" next\n",
 432                         pat, strCopy);
 433                 return;
 434             }
 435         }
 436
 437         else {
 438             UChar32 c;
 439
 440             u_charsToUChars(p, ustr, 1);
 441             c = ustr[0];
 442
 443             if (itemLen != 0) {
 444                 log_err("FAIL: for %s expect '%c' next, but got a string\n",
 445                         pat, *p);
 446                 return;
 447             }
 448
 449             if (c != start++) {
 450                 log_err("FAIL: for %s expect '%c' next\n",
 451                         pat, *p);
 452                 return;
 453             }
 454
 455             ++p;
 456         }
 457     }
 458
 459     if (uset_size(set) == expectedSize) {
 460         log_verbose("Ok: %s size is %d\n", pat, expectedSize);
 461     } else {
 462         log_err("FAIL: %s size is %d, expected %d\n",
 463                 pat, uset_size(set), expectedSize);
 464     }
 465 }
 466
 467 static void
 468 TestSerialized() {
 469     uint16_t buffer[1000];
 470     USerializedSet sset;
 471     USet *set;
 472     UErrorCode errorCode;
 473     UChar32 c;
 474     int32_t length;
 475
 476     /* use a pattern that generates both BMP and supplementary code points */
 477     U_STRING_DECL(pattern, "[:Cf:]", 6);
 478     U_STRING_INIT(pattern, "[:Cf:]", 6);
 479
 480     errorCode=U_ZERO_ERROR;
 481     set=uset_openPattern(pattern, -1, &errorCode);
 482     if(U_FAILURE(errorCode)) {
 483         log_err("uset_openPattern([:Cf:]) failed - %s\n", u_errorName(errorCode));
 484         return;
 485     }
 486
 487     length=uset_serialize(set, buffer, LENGTHOF(buffer), &errorCode);
 488     if(U_FAILURE(errorCode)) {
 489         log_err("unable to uset_serialize([:Cf:]) - %s\n", u_errorName(errorCode));
 490         uset_close(set);
 491         return;
 492     }
 493
 494     uset_getSerializedSet(&sset, buffer, length);
 495     for(c=0; c<=0x10ffff; ++c) {
 496         if(uset_contains(set, c)!=uset_serializedContains(&sset, c)) {
 497             log_err("uset_contains(U+%04x)!=uset_serializedContains(U+%04x)\n", c);
 498             break;
 499         }
 500     }
 501
 502     uset_close(set);
 503 }
 504
 505 /**
 506  * Make sure that when non-invariant chars are passed to uset_openPattern
 507  * they do not cause an ugly failure mode (e.g. assertion failure).
 508  * JB#3795.
 509  */
 510 static void
 511 TestNonInvariantPattern() {
 512     UErrorCode ec = U_ZERO_ERROR;
 513     /* The critical part of this test is that the following pattern
 514        must contain a non-invariant character. */
 515     static const char *pattern = "[:ccc!=0:]";
 516     UChar buf[256];
 517     int32_t len = u_unescape(pattern, buf, 256);
 518     /* This test 'fails' by having an assertion failure within the
 519        following call.  It passes by running to completion with no
 520        assertion failure. */
 521     USet *set = uset_openPattern(buf, len, &ec);
 522     uset_close(set);
 523 }
 524
 525 static void TestBadPattern(void) {
 526     UErrorCode status = U_ZERO_ERROR;
 527     USet *pat;
 528     U_STRING_DECL(pattern, "[", 1);
 529     U_STRING_INIT(pattern, "[", 1);
 530     pat = uset_openPatternOptions(pattern, u_strlen(pattern), 0, &status);
 531     if (pat != NULL || U_SUCCESS(status)) {
 532         log_err("uset_openPatternOptions did not fail as expected %s\n", u_errorName(status));
 533     }
 534 }
 535
 536 static USet *openIDSet() {
 537     UErrorCode errorCode = U_ZERO_ERROR;
 538     U_STRING_DECL(pattern, "[:ID_Continue:]", 15);
 539     U_STRING_INIT(pattern, "[:ID_Continue:]", 15);
 540     return uset_openPattern(pattern, 15, &errorCode);
 541 }
 542
 543 static void TestFreezable() {
 544     USet *idSet;
 545     USet *frozen;
 546     USet *thawed;
 547
 548     idSet=openIDSet();
 549
 550     if (idSet == NULL) {
 551         log_err("openIDSet() returned NULL\n");
 552         uset_close(idSet);
 553         return;
 554     }
 555
 556     frozen=uset_clone(idSet);
 557
 558     if (frozen == NULL) {
 559         log_err("uset_Clone() returned NULL\n");
 560         return;
 561     }
 562
 563     if(!uset_equals(frozen, idSet)) {
 564         log_err("uset_clone() did not make an equal copy\n");
 565     }
 566
 567     uset_freeze(frozen);
 568     uset_addRange(frozen, 0xd802, 0xd805);
 569
 570     if(uset_isFrozen(idSet) || !uset_isFrozen(frozen) || !uset_equals(frozen, idSet)) {
 571         log_err("uset_freeze() or uset_isFrozen() does not work\n");
 572     }
 573
 574     thawed=uset_cloneAsThawed(frozen);
 575
 576     if (thawed == NULL) {
 577         log_err("uset_cloneAsThawed(frozen) returned NULL");
 578         uset_close(frozen);
 579         uset_close(idSet);
 580         return;
 581     }
 582
 583     uset_addRange(thawed, 0xd802, 0xd805);
 584
 585     if(uset_isFrozen(thawed) || uset_equals(thawed, idSet) || !uset_containsRange(thawed, 0xd802, 0xd805)) {
 586         log_err("uset_cloneAsThawed() does not work\n");
 587     }
 588
 589     uset_close(idSet);
 590     uset_close(frozen);
 591     uset_close(thawed);
 592 }
 593
 594 static void TestSpan() {
 595     static const UChar s16[2]={ 0xe01, 0x3000 };
 596     static const char* s8="\xE0\xB8\x81\xE3\x80\x80";
 597
 598     USet *idSet=openIDSet();
 599
 600     if (idSet == NULL) {
 601         log_err("openIDSet() returned NULL\n");
 602         return;
 603     }
 604
 605     if(
 606         1!=uset_span(idSet, s16, 2, USET_SPAN_CONTAINED) ||
 607         0!=uset_span(idSet, s16, 2, USET_SPAN_NOT_CONTAINED) ||
 608         2!=uset_spanBack(idSet, s16, 2, USET_SPAN_CONTAINED) ||
 609         1!=uset_spanBack(idSet, s16, 2, USET_SPAN_NOT_CONTAINED)
 610     ) {
 611         log_err("uset_span() or uset_spanBack() does not work\n");
 612     }
 613
 614     if(
 615         3!=uset_spanUTF8(idSet, s8, 6, USET_SPAN_CONTAINED) ||
 616         0!=uset_spanUTF8(idSet, s8, 6, USET_SPAN_NOT_CONTAINED) ||
 617         6!=uset_spanBackUTF8(idSet, s8, 6, USET_SPAN_CONTAINED) ||
 618         3!=uset_spanBackUTF8(idSet, s8, 6, USET_SPAN_NOT_CONTAINED)
 619     ) {
 620         log_err("uset_spanUTF8() or uset_spanBackUTF8() does not work\n");
 621     }
 622
 623     uset_freeze(idSet);
 624
 625     if(
 626         1!=uset_span(idSet, s16, 2, USET_SPAN_CONTAINED) ||
 627         0!=uset_span(idSet, s16, 2, USET_SPAN_NOT_CONTAINED) ||
 628         2!=uset_spanBack(idSet, s16, 2, USET_SPAN_CONTAINED) ||
 629         1!=uset_spanBack(idSet, s16, 2, USET_SPAN_NOT_CONTAINED)
 630     ) {
 631         log_err("uset_span(frozen) or uset_spanBack(frozen) does not work\n");
 632     }
 633
 634     if(
 635         3!=uset_spanUTF8(idSet, s8, 6, USET_SPAN_CONTAINED) ||
 636         0!=uset_spanUTF8(idSet, s8, 6, USET_SPAN_NOT_CONTAINED) ||
 637         6!=uset_spanBackUTF8(idSet, s8, 6, USET_SPAN_CONTAINED) ||
 638         3!=uset_spanBackUTF8(idSet, s8, 6, USET_SPAN_NOT_CONTAINED)
 639     ) {
 640         log_err("uset_spanUTF8(frozen) or uset_spanBackUTF8(frozen) does not work\n");
 641     }
 642
 643     uset_close(idSet);
 644 }
 645
 646 /*eof*/