1 // 2016 and later: Unicode, Inc. and others. 2 // License & terms of use: http://www.unicode.org/copyright.html 3 /* 4 ******************************************************************************* 5 * 6 * Copyright (C) 2003-2014, International Business Machines 7 * Corporation and others. All Rights Reserved. 8 * 9 ******************************************************************************* 10 * file name: convtest.cpp 11 * encoding: UTF-8 12 * tab size: 8 (not used) 13 * indentation:4 14 * 15 * created on: 2003jul15 16 * created by: Markus W. Scherer 17 * 18 * Test file for data-driven conversion tests. 19 */ 20 21 #include "unicode/utypes.h" 22 23 #if !UCONFIG_NO_LEGACY_CONVERSION 24 /* 25 * Note: Turning off all of convtest.cpp if !UCONFIG_NO_LEGACY_CONVERSION 26 * is slightly unnecessary - it removes tests for Unicode charsets 27 * like UTF-8 that should work. 28 * However, there is no easy way for the test to detect whether a test case 29 * is for a Unicode charset, so it would be difficult to only exclude those. 30 * Also, regular testing of ICU is done with all modules on, therefore 31 * not testing conversion for a custom configuration like this should be ok. 32 */ 33 34 #include "unicode/ucnv.h" 35 #include "unicode/unistr.h" 36 #include "unicode/parsepos.h" 37 #include "unicode/uniset.h" 38 #include "unicode/ustring.h" 39 #include "unicode/ures.h" 40 #include "unicode/utf16.h" 41 #include "convtest.h" 42 #include "cmemory.h" 43 #include "unicode/tstdtmod.h" 44 #include <string.h> 45 #include <stdlib.h> 46 47 enum { 48 // characters used in test data for callbacks 49 SUB_CB='?', 50 SKIP_CB='0', 51 STOP_CB='.', 52 ESC_CB='&' 53 }; 54 55 ConversionTest::ConversionTest() { 56 UErrorCode errorCode=U_ZERO_ERROR; 57 utf8Cnv=ucnv_open("UTF-8", &errorCode); 58 ucnv_setToUCallBack(utf8Cnv, UCNV_TO_U_CALLBACK_STOP, NULL, NULL, NULL, &errorCode); 59 if(U_FAILURE(errorCode)) { 60 errln("unable to open UTF-8 converter"); 61 } 62 } 63 64 ConversionTest::~ConversionTest() { 65 ucnv_close(utf8Cnv); 66 } 67 68 void 69 ConversionTest::runIndexedTest(int32_t index, UBool exec, const char *&name, char * /*par*/) { 70 if (exec) logln("TestSuite ConversionTest: "); 71 TESTCASE_AUTO_BEGIN; 72 #if !UCONFIG_NO_FILE_IO 73 TESTCASE_AUTO(TestToUnicode); 74 TESTCASE_AUTO(TestFromUnicode); 75 TESTCASE_AUTO(TestGetUnicodeSet); 76 #endif 77 TESTCASE_AUTO(TestGetUnicodeSet2); 78 TESTCASE_AUTO(TestDefaultIgnorableCallback); 79 TESTCASE_AUTO(TestUTF8ToUTF8Overflow); 80 TESTCASE_AUTO_END; 81 } 82 83 // test data interface ----------------------------------------------------- *** 84 85 void 86 ConversionTest::TestToUnicode() { 87 ConversionCase cc; 88 char charset[100], cbopt[4]; 89 const char *option; 90 UnicodeString s, unicode; 91 int32_t offsetsLength; 92 UConverterToUCallback callback; 93 94 TestDataModule *dataModule; 95 TestData *testData; 96 const DataMap *testCase; 97 UErrorCode errorCode; 98 int32_t i; 99 100 errorCode=U_ZERO_ERROR; 101 dataModule=TestDataModule::getTestDataModule("conversion", *this, errorCode); 102 if(U_SUCCESS(errorCode)) { 103 testData=dataModule->createTestData("toUnicode", errorCode); 104 if(U_SUCCESS(errorCode)) { 105 for(i=0; testData->nextCase(testCase, errorCode); ++i) { 106 if(U_FAILURE(errorCode)) { 107 errln("error retrieving conversion/toUnicode test case %d - %s", 108 i, u_errorName(errorCode)); 109 errorCode=U_ZERO_ERROR; 110 continue; 111 } 112 113 cc.caseNr=i; 114 115 s=testCase->getString("charset", errorCode); 116 s.extract(0, 0x7fffffff, charset, sizeof(charset), ""); 117 cc.charset=charset; 118 119 // BEGIN android-added 120 // To save space, Android does not build full ISO-2022-CN tables. 121 // We skip the TestGetKeywordValuesForLocale for counting available collations. 122 if (strlen(charset) >= 8 && 123 strncmp(charset+4, "2022-CN", 4) == 0) { 124 continue; 125 } 126 // END android-added 127 128 cc.bytes=testCase->getBinary(cc.bytesLength, "bytes", errorCode); 129 unicode=testCase->getString("unicode", errorCode); 130 cc.unicode=unicode.getBuffer(); 131 cc.unicodeLength=unicode.length(); 132 133 offsetsLength=0; 134 cc.offsets=testCase->getIntVector(offsetsLength, "offsets", errorCode); 135 if(offsetsLength==0) { 136 cc.offsets=NULL; 137 } else if(offsetsLength!=unicode.length()) { 138 errln("toUnicode[%d] unicode[%d] and offsets[%d] must have the same length", 139 i, unicode.length(), offsetsLength); 140 errorCode=U_ILLEGAL_ARGUMENT_ERROR; 141 } 142 143 cc.finalFlush= 0!=testCase->getInt28("flush", errorCode); 144 cc.fallbacks= 0!=testCase->getInt28("fallbacks", errorCode); 145 146 s=testCase->getString("errorCode", errorCode); 147 if(s==UNICODE_STRING("invalid", 7)) { 148 cc.outErrorCode=U_INVALID_CHAR_FOUND; 149 } else if(s==UNICODE_STRING("illegal", 7)) { 150 cc.outErrorCode=U_ILLEGAL_CHAR_FOUND; 151 } else if(s==UNICODE_STRING("truncated", 9)) { 152 cc.outErrorCode=U_TRUNCATED_CHAR_FOUND; 153 } else if(s==UNICODE_STRING("illesc", 6)) { 154 cc.outErrorCode=U_ILLEGAL_ESCAPE_SEQUENCE; 155 } else if(s==UNICODE_STRING("unsuppesc", 9)) { 156 cc.outErrorCode=U_UNSUPPORTED_ESCAPE_SEQUENCE; 157 } else { 158 cc.outErrorCode=U_ZERO_ERROR; 159 } 160 161 s=testCase->getString("callback", errorCode); 162 s.extract(0, 0x7fffffff, cbopt, sizeof(cbopt), ""); 163 cc.cbopt=cbopt; 164 switch(cbopt[0]) { 165 case SUB_CB: 166 callback=UCNV_TO_U_CALLBACK_SUBSTITUTE; 167 break; 168 case SKIP_CB: 169 callback=UCNV_TO_U_CALLBACK_SKIP; 170 break; 171 case STOP_CB: 172 callback=UCNV_TO_U_CALLBACK_STOP; 173 break; 174 case ESC_CB: 175 callback=UCNV_TO_U_CALLBACK_ESCAPE; 176 break; 177 default: 178 callback=NULL; 179 break; 180 } 181 option=callback==NULL ? cbopt : cbopt+1; 182 if(*option==0) { 183 option=NULL; 184 } 185 186 cc.invalidChars=testCase->getBinary(cc.invalidLength, "invalidChars", errorCode); 187 188 if(U_FAILURE(errorCode)) { 189 errln("error parsing conversion/toUnicode test case %d - %s", 190 i, u_errorName(errorCode)); 191 errorCode=U_ZERO_ERROR; 192 } else { 193 logln("TestToUnicode[%d] %s", i, charset); 194 ToUnicodeCase(cc, callback, option); 195 } 196 } 197 delete testData; 198 } 199 delete dataModule; 200 } 201 else { 202 dataerrln("Could not load test conversion data"); 203 } 204 } 205 206 void 207 ConversionTest::TestFromUnicode() { 208 ConversionCase cc; 209 char charset[100], cbopt[4]; 210 const char *option; 211 UnicodeString s, unicode, invalidUChars; 212 int32_t offsetsLength, index; 213 UConverterFromUCallback callback; 214 215 TestDataModule *dataModule; 216 TestData *testData; 217 const DataMap *testCase; 218 const UChar *p; 219 UErrorCode errorCode; 220 int32_t i, length; 221 222 errorCode=U_ZERO_ERROR; 223 dataModule=TestDataModule::getTestDataModule("conversion", *this, errorCode); 224 if(U_SUCCESS(errorCode)) { 225 testData=dataModule->createTestData("fromUnicode", errorCode); 226 if(U_SUCCESS(errorCode)) { 227 for(i=0; testData->nextCase(testCase, errorCode); ++i) { 228 if(U_FAILURE(errorCode)) { 229 errln("error retrieving conversion/fromUnicode test case %d - %s", 230 i, u_errorName(errorCode)); 231 errorCode=U_ZERO_ERROR; 232 continue; 233 } 234 235 cc.caseNr=i; 236 237 s=testCase->getString("charset", errorCode); 238 s.extract(0, 0x7fffffff, charset, sizeof(charset), ""); 239 cc.charset=charset; 240 241 // BEGIN android-added 242 // To save space, Android does not build full ISO-2022-CN tables. 243 // We skip the TestGetKeywordValuesForLocale for counting available collations. 244 if (strlen(charset) >= 8 && 245 strncmp(charset+4, "2022-CN", 4) == 0) { 246 continue; 247 } 248 // END android-added 249 250 unicode=testCase->getString("unicode", errorCode); 251 cc.unicode=unicode.getBuffer(); 252 cc.unicodeLength=unicode.length(); 253 cc.bytes=testCase->getBinary(cc.bytesLength, "bytes", errorCode); 254 255 offsetsLength=0; 256 cc.offsets=testCase->getIntVector(offsetsLength, "offsets", errorCode); 257 if(offsetsLength==0) { 258 cc.offsets=NULL; 259 } else if(offsetsLength!=cc.bytesLength) { 260 errln("fromUnicode[%d] bytes[%d] and offsets[%d] must have the same length", 261 i, cc.bytesLength, offsetsLength); 262 errorCode=U_ILLEGAL_ARGUMENT_ERROR; 263 } 264 265 cc.finalFlush= 0!=testCase->getInt28("flush", errorCode); 266 cc.fallbacks= 0!=testCase->getInt28("fallbacks", errorCode); 267 268 s=testCase->getString("errorCode", errorCode); 269 if(s==UNICODE_STRING("invalid", 7)) { 270 cc.outErrorCode=U_INVALID_CHAR_FOUND; 271 } else if(s==UNICODE_STRING("illegal", 7)) { 272 cc.outErrorCode=U_ILLEGAL_CHAR_FOUND; 273 } else if(s==UNICODE_STRING("truncated", 9)) { 274 cc.outErrorCode=U_TRUNCATED_CHAR_FOUND; 275 } else { 276 cc.outErrorCode=U_ZERO_ERROR; 277 } 278 279 s=testCase->getString("callback", errorCode); 280 cc.setSub=0; // default: no subchar 281 282 if((index=s.indexOf((UChar)0))>0) { 283 // read NUL-separated subchar first, if any 284 // copy the subchar from Latin-1 characters 285 // start after the NUL 286 p=s.getTerminatedBuffer(); 287 length=index+1; 288 p+=length; 289 length=s.length()-length; 290 if(length<=0 || length>=(int32_t)sizeof(cc.subchar)) { 291 errorCode=U_ILLEGAL_ARGUMENT_ERROR; 292 } else { 293 int32_t j; 294 295 for(j=0; j<length; ++j) { 296 cc.subchar[j]=(char)p[j]; 297 } 298 // NUL-terminate the subchar 299 cc.subchar[j]=0; 300 cc.setSub=1; 301 } 302 303 // remove the NUL and subchar from s 304 s.truncate(index); 305 } else if((index=s.indexOf((UChar)0x3d))>0) /* '=' */ { 306 // read a substitution string, separated by an equal sign 307 p=s.getBuffer()+index+1; 308 length=s.length()-(index+1); 309 if(length<0 || length>=UPRV_LENGTHOF(cc.subString)) { 310 errorCode=U_ILLEGAL_ARGUMENT_ERROR; 311 } else { 312 u_memcpy(cc.subString, p, length); 313 // NUL-terminate the subString 314 cc.subString[length]=0; 315 cc.setSub=-1; 316 } 317 318 // remove the equal sign and subString from s 319 s.truncate(index); 320 } 321 322 s.extract(0, 0x7fffffff, cbopt, sizeof(cbopt), ""); 323 cc.cbopt=cbopt; 324 switch(cbopt[0]) { 325 case SUB_CB: 326 callback=UCNV_FROM_U_CALLBACK_SUBSTITUTE; 327 break; 328 case SKIP_CB: 329 callback=UCNV_FROM_U_CALLBACK_SKIP; 330 break; 331 case STOP_CB: 332 callback=UCNV_FROM_U_CALLBACK_STOP; 333 break; 334 case ESC_CB: 335 callback=UCNV_FROM_U_CALLBACK_ESCAPE; 336 break; 337 default: 338 callback=NULL; 339 break; 340 } 341 option=callback==NULL ? cbopt : cbopt+1; 342 if(*option==0) { 343 option=NULL; 344 } 345 346 invalidUChars=testCase->getString("invalidUChars", errorCode); 347 cc.invalidUChars=invalidUChars.getBuffer(); 348 cc.invalidLength=invalidUChars.length(); 349 350 if(U_FAILURE(errorCode)) { 351 errln("error parsing conversion/fromUnicode test case %d - %s", 352 i, u_errorName(errorCode)); 353 errorCode=U_ZERO_ERROR; 354 } else { 355 logln("TestFromUnicode[%d] %s", i, charset); 356 FromUnicodeCase(cc, callback, option); 357 } 358 } 359 delete testData; 360 } 361 delete dataModule; 362 } 363 else { 364 dataerrln("Could not load test conversion data"); 365 } 366 } 367 368 static const UChar ellipsis[]={ 0x2e, 0x2e, 0x2e }; 369 370 void 371 ConversionTest::TestGetUnicodeSet() { 372 char charset[100]; 373 UnicodeString s, map, mapnot; 374 int32_t which; 375 376 ParsePosition pos; 377 UnicodeSet cnvSet, mapSet, mapnotSet, diffSet; 378 UnicodeSet *cnvSetPtr = &cnvSet; 379 LocalUConverterPointer cnv; 380 381 TestDataModule *dataModule; 382 TestData *testData; 383 const DataMap *testCase; 384 UErrorCode errorCode; 385 int32_t i; 386 387 errorCode=U_ZERO_ERROR; 388 dataModule=TestDataModule::getTestDataModule("conversion", *this, errorCode); 389 if(U_SUCCESS(errorCode)) { 390 testData=dataModule->createTestData("getUnicodeSet", errorCode); 391 if(U_SUCCESS(errorCode)) { 392 for(i=0; testData->nextCase(testCase, errorCode); ++i) { 393 if(U_FAILURE(errorCode)) { 394 errln("error retrieving conversion/getUnicodeSet test case %d - %s", 395 i, u_errorName(errorCode)); 396 errorCode=U_ZERO_ERROR; 397 continue; 398 } 399 400 s=testCase->getString("charset", errorCode); 401 s.extract(0, 0x7fffffff, charset, sizeof(charset), ""); 402 403 // BEGIN android-added 404 // To save space, Android does not build full ISO-2022-CN tables. 405 // We skip the TestGetKeywordValuesForLocale for counting available collations. 406 if (strlen(charset) >= 8 && 407 strncmp(charset+4, "2022-CN", 4) == 0) { 408 continue; 409 } 410 // END android-added 411 412 map=testCase->getString("map", errorCode); 413 mapnot=testCase->getString("mapnot", errorCode); 414 415 which=testCase->getInt28("which", errorCode); 416 417 if(U_FAILURE(errorCode)) { 418 errln("error parsing conversion/getUnicodeSet test case %d - %s", 419 i, u_errorName(errorCode)); 420 errorCode=U_ZERO_ERROR; 421 continue; 422 } 423 424 // test this test case 425 mapSet.clear(); 426 mapnotSet.clear(); 427 428 pos.setIndex(0); 429 mapSet.applyPattern(map, pos, 0, NULL, errorCode); 430 if(U_FAILURE(errorCode) || pos.getIndex()!=map.length()) { 431 errln("error creating the map set for conversion/getUnicodeSet test case %d - %s\n" 432 " error index %d index %d U+%04x", 433 i, u_errorName(errorCode), pos.getErrorIndex(), pos.getIndex(), map.char32At(pos.getIndex())); 434 errorCode=U_ZERO_ERROR; 435 continue; 436 } 437 438 pos.setIndex(0); 439 mapnotSet.applyPattern(mapnot, pos, 0, NULL, errorCode); 440 if(U_FAILURE(errorCode) || pos.getIndex()!=mapnot.length()) { 441 errln("error creating the mapnot set for conversion/getUnicodeSet test case %d - %s\n" 442 " error index %d index %d U+%04x", 443 i, u_errorName(errorCode), pos.getErrorIndex(), pos.getIndex(), mapnot.char32At(pos.getIndex())); 444 errorCode=U_ZERO_ERROR; 445 continue; 446 } 447 448 logln("TestGetUnicodeSet[%d] %s", i, charset); 449 450 cnv.adoptInstead(cnv_open(charset, errorCode)); 451 if(U_FAILURE(errorCode)) { 452 errcheckln(errorCode, "error opening \"%s\" for conversion/getUnicodeSet test case %d - %s", 453 charset, i, u_errorName(errorCode)); 454 errorCode=U_ZERO_ERROR; 455 continue; 456 } 457 458 ucnv_getUnicodeSet(cnv.getAlias(), cnvSetPtr->toUSet(), (UConverterUnicodeSet)which, &errorCode); 459 460 if(U_FAILURE(errorCode)) { 461 errln("error in ucnv_getUnicodeSet(\"%s\") for conversion/getUnicodeSet test case %d - %s", 462 charset, i, u_errorName(errorCode)); 463 errorCode=U_ZERO_ERROR; 464 continue; 465 } 466 467 // are there items that must be in cnvSet but are not? 468 (diffSet=mapSet).removeAll(cnvSet); 469 if(!diffSet.isEmpty()) { 470 diffSet.toPattern(s, TRUE); 471 if(s.length()>100) { 472 s.replace(100, 0x7fffffff, ellipsis, UPRV_LENGTHOF(ellipsis)); 473 } 474 errln("error: ucnv_getUnicodeSet(\"%s\") is missing items - conversion/getUnicodeSet test case %d", 475 charset, i); 476 errln(s); 477 } 478 479 // are there items that must not be in cnvSet but are? 480 (diffSet=mapnotSet).retainAll(cnvSet); 481 if(!diffSet.isEmpty()) { 482 diffSet.toPattern(s, TRUE); 483 if(s.length()>100) { 484 s.replace(100, 0x7fffffff, ellipsis, UPRV_LENGTHOF(ellipsis)); 485 } 486 errln("error: ucnv_getUnicodeSet(\"%s\") contains unexpected items - conversion/getUnicodeSet test case %d", 487 charset, i); 488 errln(s); 489 } 490 } 491 delete testData; 492 } 493 delete dataModule; 494 } 495 else { 496 dataerrln("Could not load test conversion data"); 497 } 498 } 499 500 U_CDECL_BEGIN 501 static void U_CALLCONV 502 getUnicodeSetCallback(const void *context, 503 UConverterFromUnicodeArgs * /*fromUArgs*/, 504 const UChar* /*codeUnits*/, 505 int32_t /*length*/, 506 UChar32 codePoint, 507 UConverterCallbackReason reason, 508 UErrorCode *pErrorCode) { 509 if(reason<=UCNV_IRREGULAR) { 510 ((UnicodeSet *)context)->remove(codePoint); // the converter cannot convert this code point 511 *pErrorCode=U_ZERO_ERROR; // skip 512 } // else ignore the reset, close and clone calls. 513 } 514 U_CDECL_END 515 516 // Compare ucnv_getUnicodeSet() with the set of characters that can be converted. 517 void 518 ConversionTest::TestGetUnicodeSet2() { 519 // Build a string with all code points. 520 UChar32 cpLimit; 521 int32_t s0Length; 522 if(quick) { 523 cpLimit=s0Length=0x10000; // BMP only 524 } else { 525 cpLimit=0x110000; 526 s0Length=0x10000+0x200000; // BMP + surrogate pairs 527 } 528 UChar *s0=new UChar[s0Length]; 529 if(s0==NULL) { 530 return; 531 } 532 UChar *s=s0; 533 UChar32 c; 534 UChar c2; 535 // low BMP 536 for(c=0; c<=0xd7ff; ++c) { 537 *s++=(UChar)c; 538 } 539 // trail surrogates 540 for(c=0xdc00; c<=0xdfff; ++c) { 541 *s++=(UChar)c; 542 } 543 // lead surrogates 544 // (after trails so that there is not even one surrogate pair in between) 545 for(c=0xd800; c<=0xdbff; ++c) { 546 *s++=(UChar)c; 547 } 548 // high BMP 549 for(c=0xe000; c<=0xffff; ++c) { 550 *s++=(UChar)c; 551 } 552 // supplementary code points = surrogate pairs 553 if(cpLimit==0x110000) { 554 for(c=0xd800; c<=0xdbff; ++c) { 555 for(c2=0xdc00; c2<=0xdfff; ++c2) { 556 *s++=(UChar)c; 557 *s++=c2; 558 } 559 } 560 } 561 562 static const char *const cnvNames[]={ 563 "UTF-8", 564 "UTF-7", 565 "UTF-16", 566 "US-ASCII", 567 "ISO-8859-1", 568 "windows-1252", 569 "Shift-JIS", 570 "ibm-1390", // EBCDIC_STATEFUL table 571 "ibm-16684", // DBCS-only extension table based on EBCDIC_STATEFUL table 572 "HZ", 573 "ISO-2022-JP", 574 "JIS7", 575 "ISO-2022-CN", 576 "ISO-2022-CN-EXT", 577 "LMBCS" 578 }; 579 LocalUConverterPointer cnv; 580 char buffer[1024]; 581 int32_t i; 582 for(i=0; i<UPRV_LENGTHOF(cnvNames); ++i) { 583 UErrorCode errorCode=U_ZERO_ERROR; 584 cnv.adoptInstead(cnv_open(cnvNames[i], errorCode)); 585 if(U_FAILURE(errorCode)) { 586 errcheckln(errorCode, "failed to open converter %s - %s", cnvNames[i], u_errorName(errorCode)); 587 continue; 588 } 589 UnicodeSet expected; 590 ucnv_setFromUCallBack(cnv.getAlias(), getUnicodeSetCallback, &expected, NULL, NULL, &errorCode); 591 if(U_FAILURE(errorCode)) { 592 errln("failed to set the callback on converter %s - %s", cnvNames[i], u_errorName(errorCode)); 593 continue; 594 } 595 UConverterUnicodeSet which; 596 for(which=UCNV_ROUNDTRIP_SET; which<UCNV_SET_COUNT; which=(UConverterUnicodeSet)((int)which+1)) { 597 if(which==UCNV_ROUNDTRIP_AND_FALLBACK_SET) { 598 ucnv_setFallback(cnv.getAlias(), TRUE); 599 } 600 expected.add(0, cpLimit-1); 601 s=s0; 602 UBool flush; 603 do { 604 char *t=buffer; 605 flush=(UBool)(s==s0+s0Length); 606 ucnv_fromUnicode(cnv.getAlias(), &t, buffer+sizeof(buffer), (const UChar **)&s, s0+s0Length, NULL, flush, &errorCode); 607 if(U_FAILURE(errorCode)) { 608 if(errorCode==U_BUFFER_OVERFLOW_ERROR) { 609 errorCode=U_ZERO_ERROR; 610 continue; 611 } else { 612 break; // unexpected error, should not occur 613 } 614 } 615 } while(!flush); 616 UnicodeSet set; 617 ucnv_getUnicodeSet(cnv.getAlias(), set.toUSet(), which, &errorCode); 618 if(cpLimit<0x110000) { 619 set.remove(cpLimit, 0x10ffff); 620 } 621 if(which==UCNV_ROUNDTRIP_SET) { 622 // ignore PUA code points because they will be converted even if they 623 // are fallbacks and when other fallbacks are turned off, 624 // but ucnv_getUnicodeSet(UCNV_ROUNDTRIP_SET) delivers true roundtrips 625 expected.remove(0xe000, 0xf8ff); 626 expected.remove(0xf0000, 0xffffd); 627 expected.remove(0x100000, 0x10fffd); 628 set.remove(0xe000, 0xf8ff); 629 set.remove(0xf0000, 0xffffd); 630 set.remove(0x100000, 0x10fffd); 631 } 632 if(set!=expected) { 633 // First try to see if we have different sets because ucnv_getUnicodeSet() 634 // added strings: The above conversion method does not tell us what strings might be convertible. 635 // Remove strings from the set and compare again. 636 set.removeAllStrings(); 637 } 638 if(set!=expected) { 639 UnicodeSet diffSet; 640 UnicodeString out; 641 642 // are there items that must be in the set but are not? 643 (diffSet=expected).removeAll(set); 644 if(!diffSet.isEmpty()) { 645 diffSet.toPattern(out, TRUE); 646 if(out.length()>100) { 647 out.replace(100, 0x7fffffff, ellipsis, UPRV_LENGTHOF(ellipsis)); 648 } 649 errln("error: ucnv_getUnicodeSet(\"%s\") is missing items - which set: %d", 650 cnvNames[i], which); 651 errln(out); 652 } 653 654 // are there items that must not be in the set but are? 655 (diffSet=set).removeAll(expected); 656 if(!diffSet.isEmpty()) { 657 diffSet.toPattern(out, TRUE); 658 if(out.length()>100) { 659 out.replace(100, 0x7fffffff, ellipsis, UPRV_LENGTHOF(ellipsis)); 660 } 661 errln("error: ucnv_getUnicodeSet(\"%s\") contains unexpected items - which set: %d", 662 cnvNames[i], which); 663 errln(out); 664 } 665 } 666 } 667 } 668 669 delete [] s0; 670 } 671 672 // Test all codepoints which has the default ignorable Unicode property are ignored if they have no mapping 673 // If there are any failures, the hard coded list (IS_DEFAULT_IGNORABLE_CODE_POINT) in ucnv_err.c should be updated 674 void 675 ConversionTest::TestDefaultIgnorableCallback() { 676 UErrorCode status = U_ZERO_ERROR; 677 const char *cnv_name = "euc-jp-2007"; 678 const char *pattern_ignorable = "[:Default_Ignorable_Code_Point:]"; 679 const char *pattern_not_ignorable = "[:^Default_Ignorable_Code_Point:]"; 680 681 UnicodeSet *set_ignorable = new UnicodeSet(pattern_ignorable, status); 682 if (U_FAILURE(status)) { 683 dataerrln("Unable to create Unicodeset: %s - %s\n", pattern_ignorable, u_errorName(status)); 684 return; 685 } 686 687 UnicodeSet *set_not_ignorable = new UnicodeSet(pattern_not_ignorable, status); 688 if (U_FAILURE(status)) { 689 dataerrln("Unable to create Unicodeset: %s - %s\n", pattern_not_ignorable, u_errorName(status)); 690 return; 691 } 692 693 UConverter *cnv = cnv_open(cnv_name, status); 694 if (U_FAILURE(status)) { 695 dataerrln("Unable to open converter: %s - %s\n", cnv_name, u_errorName(status)); 696 return; 697 } 698 699 // set callback for the converter 700 ucnv_setFromUCallBack(cnv, UCNV_FROM_U_CALLBACK_SUBSTITUTE, NULL, NULL, NULL, &status); 701 702 UChar32 input[1]; 703 char output[10]; 704 int32_t outputLength; 705 706 // test default ignorables are ignored 707 int size = set_ignorable->size(); 708 for (int i = 0; i < size; i++) { 709 status = U_ZERO_ERROR; 710 outputLength= 0; 711 712 input[0] = set_ignorable->charAt(i); 713 714 outputLength = ucnv_fromUChars(cnv, output, 10, UnicodeString::fromUTF32(input, 1).getTerminatedBuffer(), -1, &status); 715 if (U_FAILURE(status) || outputLength != 0) { 716 errln("Ignorable code point: U+%04X not skipped as expected - %s", input[0], u_errorName(status)); 717 } 718 } 719 720 // test non-ignorables are not ignored 721 size = set_not_ignorable->size(); 722 for (int i = 0; i < size; i++) { 723 status = U_ZERO_ERROR; 724 outputLength= 0; 725 726 input[0] = set_not_ignorable->charAt(i); 727 728 if (input[0] == 0) { 729 continue; 730 } 731 732 outputLength = ucnv_fromUChars(cnv, output, 10, UnicodeString::fromUTF32(input, 1).getTerminatedBuffer(), -1, &status); 733 if (U_FAILURE(status) || outputLength <= 0) { 734 errln("Non-ignorable code point: U+%04X skipped unexpectedly - %s", input[0], u_errorName(status)); 735 } 736 } 737 738 ucnv_close(cnv); 739 delete set_not_ignorable; 740 delete set_ignorable; 741 } 742 743 void 744 ConversionTest::TestUTF8ToUTF8Overflow() { 745 IcuTestErrorCode errorCode(*this, "TestUTF8ToUTF8Overflow"); 746 LocalUConverterPointer cnv1(ucnv_open("UTF-8", errorCode)); 747 LocalUConverterPointer cnv2(ucnv_open("UTF-8", errorCode)); 748 static const char *text = "a"; // : 2 bytes 749 const char *source = text; 750 const char *sourceLimit = text + strlen(text); 751 char result[20]; 752 char *target = result; 753 const char *targetLimit = result + sizeof(result); 754 UChar buffer16[20]; 755 UChar *pivotSource = buffer16; 756 UChar *pivotTarget = buffer16; 757 const UChar *pivotLimit = buffer16 + UPRV_LENGTHOF(buffer16); 758 int32_t length; 759 760 // Convert with insufficient target capacity. 761 result[2] = 5; 762 ucnv_convertEx(cnv2.getAlias(), cnv1.getAlias(), 763 &target, result + 2, &source, sourceLimit, 764 buffer16, &pivotSource, &pivotTarget, pivotLimit, 765 FALSE, FALSE, errorCode); 766 assertEquals("overflow", U_BUFFER_OVERFLOW_ERROR, errorCode.reset()); 767 length = (int32_t)(target - result); 768 assertEquals("number of bytes written", 2, length); 769 assertEquals("next byte not clobbered", 5, result[2]); 770 771 // Convert the rest and flush. 772 ucnv_convertEx(cnv2.getAlias(), cnv1.getAlias(), 773 &target, targetLimit, &source, sourceLimit, 774 buffer16, &pivotSource, &pivotTarget, pivotLimit, 775 FALSE, TRUE, errorCode); 776 777 assertSuccess("UTF-8->UTF-8", errorCode); 778 length = (int32_t)(target - result); 779 assertEquals("3 bytes", 3, length); 780 if (length == 3) { 781 assertTrue("result same as input", memcmp(text, result, length) == 0); 782 } 783 784 ucnv_reset(cnv1.getAlias()); 785 ucnv_reset(cnv2.getAlias()); 786 memset(result, 0, sizeof(result)); 787 static const char *text2 = "a"; // U+1F6B2 bicycle: 4 bytes 788 source = text2; 789 sourceLimit = text2 + strlen(text2); 790 target = result; 791 pivotSource = pivotTarget = buffer16; 792 793 // Convert with insufficient target capacity. 794 result[3] = 5; 795 ucnv_convertEx(cnv2.getAlias(), cnv1.getAlias(), 796 &target, result + 3, &source, sourceLimit, 797 buffer16, &pivotSource, &pivotTarget, pivotLimit, 798 FALSE, FALSE, errorCode); 799 assertEquals("text2 overflow", U_BUFFER_OVERFLOW_ERROR, errorCode.reset()); 800 length = (int32_t)(target - result); 801 assertEquals("text2 number of bytes written", 3, length); 802 assertEquals("text2 next byte not clobbered", 5, result[3]); 803 804 // Convert the rest and flush. 805 ucnv_convertEx(cnv2.getAlias(), cnv1.getAlias(), 806 &target, targetLimit, &source, sourceLimit, 807 buffer16, &pivotSource, &pivotTarget, pivotLimit, 808 FALSE, TRUE, errorCode); 809 810 assertSuccess("text2 UTF-8->UTF-8", errorCode); 811 length = (int32_t)(target - result); 812 assertEquals("text2 5 bytes", 5, length); 813 if (length == 5) { 814 assertTrue("text2 result same as input", memcmp(text2, result, length) == 0); 815 } 816 817 ucnv_reset(cnv1.getAlias()); 818 ucnv_reset(cnv2.getAlias()); 819 memset(result, 0, sizeof(result)); 820 static const char *illFormed = "\xf1\x91\x93\x96\x91\x94"; // U+514D6 + two more trail bytes 821 source = illFormed; 822 sourceLimit = illFormed + strlen(illFormed); 823 target = result; 824 pivotSource = pivotTarget = buffer16; 825 826 ucnv_setToUCallBack(cnv1.getAlias(), UCNV_TO_U_CALLBACK_STOP, nullptr, nullptr, nullptr, errorCode); 827 828 // Convert only two bytes and flush (but expect failure). 829 char errorBytes[10]; 830 int8_t errorLength; 831 result[0] = 5; 832 ucnv_convertEx(cnv2.getAlias(), cnv1.getAlias(), 833 &target, targetLimit, &source, source + 2, 834 buffer16, &pivotSource, &pivotTarget, pivotLimit, 835 FALSE, TRUE, errorCode); 836 assertEquals("illFormed truncated", U_TRUNCATED_CHAR_FOUND, errorCode.reset()); 837 length = (int32_t)(target - result); 838 assertEquals("illFormed number of bytes written", 0, length); 839 errorLength = UPRV_LENGTHOF(errorBytes); 840 ucnv_getInvalidChars(cnv1.getAlias(), errorBytes, &errorLength, errorCode); 841 assertEquals("illFormed truncated errorLength", 2, (int32_t)errorLength); 842 if (errorLength == 2) { 843 assertEquals("illFormed truncated errorBytes", 0xf191, 844 ((int32_t)(uint8_t)errorBytes[0] << 8) | (uint8_t)errorBytes[1]); 845 } 846 847 // Continue conversion starting with a trail byte. 848 ucnv_convertEx(cnv2.getAlias(), cnv1.getAlias(), 849 &target, targetLimit, &source, sourceLimit, 850 buffer16, &pivotSource, &pivotTarget, pivotLimit, 851 FALSE, TRUE, errorCode); 852 853 assertEquals("illFormed trail byte", U_ILLEGAL_CHAR_FOUND, errorCode.reset()); 854 length = (int32_t)(target - result); 855 assertEquals("illFormed trail byte number of bytes written", 0, length); 856 errorLength = UPRV_LENGTHOF(errorBytes); 857 ucnv_getInvalidChars(cnv1.getAlias(), errorBytes, &errorLength, errorCode); 858 assertEquals("illFormed trail byte errorLength", 1, (int32_t)errorLength); 859 if (errorLength == 1) { 860 assertEquals("illFormed trail byte errorBytes", 0x93, (int32_t)(uint8_t)errorBytes[0]); 861 } 862 } 863 864 // open testdata or ICU data converter ------------------------------------- *** 865 866 UConverter * 867 ConversionTest::cnv_open(const char *name, UErrorCode &errorCode) { 868 if(name!=NULL && *name=='+') { 869 // Converter names that start with '+' are ignored in ICU4J tests. 870 ++name; 871 } 872 if(name!=NULL && *name=='*') { 873 /* loadTestData(): set the data directory */ 874 return ucnv_openPackage(loadTestData(errorCode), name+1, &errorCode); 875 } else { 876 return ucnv_open(name, &errorCode); 877 } 878 } 879 880 // output helpers ---------------------------------------------------------- *** 881 882 static inline char 883 hexDigit(uint8_t digit) { 884 return digit<=9 ? (char)('0'+digit) : (char)('a'-10+digit); 885 } 886 887 static char * 888 printBytes(const uint8_t *bytes, int32_t length, char *out) { 889 uint8_t b; 890 891 if(length>0) { 892 b=*bytes++; 893 --length; 894 *out++=hexDigit((uint8_t)(b>>4)); 895 *out++=hexDigit((uint8_t)(b&0xf)); 896 } 897 898 while(length>0) { 899 b=*bytes++; 900 --length; 901 *out++=' '; 902 *out++=hexDigit((uint8_t)(b>>4)); 903 *out++=hexDigit((uint8_t)(b&0xf)); 904 } 905 *out++=0; 906 return out; 907 } 908 909 static char * 910 printUnicode(const UChar *unicode, int32_t length, char *out) { 911 UChar32 c; 912 int32_t i; 913 914 for(i=0; i<length;) { 915 if(i>0) { 916 *out++=' '; 917 } 918 U16_NEXT(unicode, i, length, c); 919 // write 4..6 digits 920 if(c>=0x100000) { 921 *out++='1'; 922 } 923 if(c>=0x10000) { 924 *out++=hexDigit((uint8_t)((c>>16)&0xf)); 925 } 926 *out++=hexDigit((uint8_t)((c>>12)&0xf)); 927 *out++=hexDigit((uint8_t)((c>>8)&0xf)); 928 *out++=hexDigit((uint8_t)((c>>4)&0xf)); 929 *out++=hexDigit((uint8_t)(c&0xf)); 930 } 931 *out++=0; 932 return out; 933 } 934 935 static char * 936 printOffsets(const int32_t *offsets, int32_t length, char *out) { 937 int32_t i, o, d; 938 939 if(offsets==NULL) { 940 length=0; 941 } 942 943 for(i=0; i<length; ++i) { 944 if(i>0) { 945 *out++=' '; 946 } 947 o=offsets[i]; 948 949 // print all offsets with 2 characters each (-x, -9..99, xx) 950 if(o<-9) { 951 *out++='-'; 952 *out++='x'; 953 } else if(o<0) { 954 *out++='-'; 955 *out++=(char)('0'-o); 956 } else if(o<=99) { 957 *out++=(d=o/10)==0 ? ' ' : (char)('0'+d); 958 *out++=(char)('0'+o%10); 959 } else /* o>99 */ { 960 *out++='x'; 961 *out++='x'; 962 } 963 } 964 *out++=0; 965 return out; 966 } 967 968 // toUnicode test worker functions ----------------------------------------- *** 969 970 static int32_t 971 stepToUnicode(ConversionCase &cc, UConverter *cnv, 972 UChar *result, int32_t resultCapacity, 973 int32_t *resultOffsets, /* also resultCapacity */ 974 int32_t step, 975 UErrorCode *pErrorCode) { 976 const char *source, *sourceLimit, *bytesLimit; 977 UChar *target, *targetLimit, *resultLimit; 978 UBool flush; 979 980 source=(const char *)cc.bytes; 981 target=result; 982 bytesLimit=source+cc.bytesLength; 983 resultLimit=result+resultCapacity; 984 985 if(step>=0) { 986 // call ucnv_toUnicode() with in/out buffers no larger than (step) at a time 987 // move only one buffer (in vs. out) at a time to be extra mean 988 // step==0 performs bulk conversion and generates offsets 989 990 // initialize the partial limits for the loop 991 if(step==0) { 992 // use the entire buffers 993 sourceLimit=bytesLimit; 994 targetLimit=resultLimit; 995 flush=cc.finalFlush; 996 } else { 997 // start with empty partial buffers 998 sourceLimit=source; 999 targetLimit=target; 1000 flush=FALSE; 1001 1002 // output offsets only for bulk conversion 1003 resultOffsets=NULL; 1004 } 1005 1006 for(;;) { 1007 // resetting the opposite conversion direction must not affect this one 1008 ucnv_resetFromUnicode(cnv); 1009 1010 // convert 1011 ucnv_toUnicode(cnv, 1012 &target, targetLimit, 1013 &source, sourceLimit, 1014 resultOffsets, 1015 flush, pErrorCode); 1016 1017 // check pointers and errors 1018 if(source>sourceLimit || target>targetLimit) { 1019 *pErrorCode=U_INTERNAL_PROGRAM_ERROR; 1020 break; 1021 } else if(*pErrorCode==U_BUFFER_OVERFLOW_ERROR) { 1022 if(target!=targetLimit) { 1023 // buffer overflow must only be set when the target is filled 1024 *pErrorCode=U_INTERNAL_PROGRAM_ERROR; 1025 break; 1026 } else if(targetLimit==resultLimit) { 1027 // not just a partial overflow 1028 break; 1029 } 1030 1031 // the partial target is filled, set a new limit, reset the error and continue 1032 targetLimit=(resultLimit-target)>=step ? target+step : resultLimit; 1033 *pErrorCode=U_ZERO_ERROR; 1034 } else if(U_FAILURE(*pErrorCode)) { 1035 // some other error occurred, done 1036 break; 1037 } else { 1038 if(source!=sourceLimit) { 1039 // when no error occurs, then the input must be consumed 1040 *pErrorCode=U_INTERNAL_PROGRAM_ERROR; 1041 break; 1042 } 1043 1044 if(sourceLimit==bytesLimit) { 1045 // we are done 1046 break; 1047 } 1048 1049 // the partial conversion succeeded, set a new limit and continue 1050 sourceLimit=(bytesLimit-source)>=step ? source+step : bytesLimit; 1051 flush=(UBool)(cc.finalFlush && sourceLimit==bytesLimit); 1052 } 1053 } 1054 } else /* step<0 */ { 1055 /* 1056 * step==-1: call only ucnv_getNextUChar() 1057 * otherwise alternate between ucnv_toUnicode() and ucnv_getNextUChar() 1058 * if step==-2 or -3, then give ucnv_toUnicode() the whole remaining input, 1059 * else give it at most (-step-2)/2 bytes 1060 */ 1061 UChar32 c; 1062 1063 // end the loop by getting an index out of bounds error 1064 for(;;) { 1065 // resetting the opposite conversion direction must not affect this one 1066 ucnv_resetFromUnicode(cnv); 1067 1068 // convert 1069 if((step&1)!=0 /* odd: -1, -3, -5, ... */) { 1070 sourceLimit=source; // use sourceLimit not as a real limit 1071 // but to remember the pre-getNextUChar source pointer 1072 c=ucnv_getNextUChar(cnv, &source, bytesLimit, pErrorCode); 1073 1074 // check pointers and errors 1075 if(*pErrorCode==U_INDEX_OUTOFBOUNDS_ERROR) { 1076 if(source!=bytesLimit) { 1077 *pErrorCode=U_INTERNAL_PROGRAM_ERROR; 1078 } else { 1079 *pErrorCode=U_ZERO_ERROR; 1080 } 1081 break; 1082 } else if(U_FAILURE(*pErrorCode)) { 1083 break; 1084 } 1085 // source may not move if c is from previous overflow 1086 1087 if(target==resultLimit) { 1088 *pErrorCode=U_BUFFER_OVERFLOW_ERROR; 1089 break; 1090 } 1091 if(c<=0xffff) { 1092 *target++=(UChar)c; 1093 } else { 1094 *target++=U16_LEAD(c); 1095 if(target==resultLimit) { 1096 *pErrorCode=U_BUFFER_OVERFLOW_ERROR; 1097 break; 1098 } 1099 *target++=U16_TRAIL(c); 1100 } 1101 1102 // alternate between -n-1 and -n but leave -1 alone 1103 if(step<-1) { 1104 ++step; 1105 } 1106 } else /* step is even */ { 1107 // allow only one UChar output 1108 targetLimit=target<resultLimit ? target+1 : resultLimit; 1109 1110 // as with ucnv_getNextUChar(), we always flush (if we go to bytesLimit) 1111 // and never output offsets 1112 if(step==-2) { 1113 sourceLimit=bytesLimit; 1114 } else { 1115 sourceLimit=source+(-step-2)/2; 1116 if(sourceLimit>bytesLimit) { 1117 sourceLimit=bytesLimit; 1118 } 1119 } 1120 1121 ucnv_toUnicode(cnv, 1122 &target, targetLimit, 1123 &source, sourceLimit, 1124 NULL, (UBool)(sourceLimit==bytesLimit), pErrorCode); 1125 1126 // check pointers and errors 1127 if(*pErrorCode==U_BUFFER_OVERFLOW_ERROR) { 1128 if(target!=targetLimit) { 1129 // buffer overflow must only be set when the target is filled 1130 *pErrorCode=U_INTERNAL_PROGRAM_ERROR; 1131 break; 1132 } else if(targetLimit==resultLimit) { 1133 // not just a partial overflow 1134 break; 1135 } 1136 1137 // the partial target is filled, set a new limit and continue 1138 *pErrorCode=U_ZERO_ERROR; 1139 } else if(U_FAILURE(*pErrorCode)) { 1140 // some other error occurred, done 1141 break; 1142 } else { 1143 if(source!=sourceLimit) { 1144 // when no error occurs, then the input must be consumed 1145 *pErrorCode=U_INTERNAL_PROGRAM_ERROR; 1146 break; 1147 } 1148 1149 // we are done (flush==TRUE) but we continue, to get the index out of bounds error above 1150 } 1151 1152 --step; 1153 } 1154 } 1155 } 1156 1157 return (int32_t)(target-result); 1158 } 1159 1160 UBool 1161 ConversionTest::ToUnicodeCase(ConversionCase &cc, UConverterToUCallback callback, const char *option) { 1162 // open the converter 1163 IcuTestErrorCode errorCode(*this, "ToUnicodeCase"); 1164 LocalUConverterPointer cnv(cnv_open(cc.charset, errorCode)); 1165 // with no data, the above crashes with "pointer being freed was not allocated" for charset "x11-compound-text", see #13078 1166 if(errorCode.isFailure()) { 1167 errcheckln(errorCode, "toUnicode[%d](%s cb=\"%s\" fb=%d flush=%d) ucnv_open() failed - %s", 1168 cc.caseNr, cc.charset, cc.cbopt, cc.fallbacks, cc.finalFlush, errorCode.errorName()); 1169 errorCode.reset(); 1170 return FALSE; 1171 } 1172 1173 // set the callback 1174 if(callback!=NULL) { 1175 ucnv_setToUCallBack(cnv.getAlias(), callback, option, NULL, NULL, errorCode); 1176 if(U_FAILURE(errorCode)) { 1177 errln("toUnicode[%d](%s cb=\"%s\" fb=%d flush=%d) ucnv_setToUCallBack() failed - %s", 1178 cc.caseNr, cc.charset, cc.cbopt, cc.fallbacks, cc.finalFlush, u_errorName(errorCode)); 1179 return FALSE; 1180 } 1181 } 1182 1183 int32_t resultOffsets[256]; 1184 UChar result[256]; 1185 int32_t resultLength; 1186 UBool ok; 1187 1188 static const struct { 1189 int32_t step; 1190 const char *name; 1191 } steps[]={ 1192 { 0, "bulk" }, // must be first for offsets to be checked 1193 { 1, "step=1" }, 1194 { 3, "step=3" }, 1195 { 7, "step=7" }, 1196 { -1, "getNext" }, 1197 { -2, "toU(bulk)+getNext" }, 1198 { -3, "getNext+toU(bulk)" }, 1199 { -4, "toU(1)+getNext" }, 1200 { -5, "getNext+toU(1)" }, 1201 { -12, "toU(5)+getNext" }, 1202 { -13, "getNext+toU(5)" }, 1203 }; 1204 int32_t i, step; 1205 1206 ok=TRUE; 1207 for(i=0; i<UPRV_LENGTHOF(steps) && ok; ++i) { 1208 step=steps[i].step; 1209 if(step<0 && !cc.finalFlush) { 1210 // skip ucnv_getNextUChar() if !finalFlush because 1211 // ucnv_getNextUChar() always implies flush 1212 continue; 1213 } 1214 if(step!=0) { 1215 // bulk test is first, then offsets are not checked any more 1216 cc.offsets=NULL; 1217 } 1218 else { 1219 memset(resultOffsets, -1, UPRV_LENGTHOF(resultOffsets)); 1220 } 1221 memset(result, -1, UPRV_LENGTHOF(result)); 1222 errorCode.reset(); 1223 resultLength=stepToUnicode(cc, cnv.getAlias(), 1224 result, UPRV_LENGTHOF(result), 1225 step==0 ? resultOffsets : NULL, 1226 step, errorCode); 1227 ok=checkToUnicode( 1228 cc, cnv.getAlias(), steps[i].name, 1229 result, resultLength, 1230 cc.offsets!=NULL ? resultOffsets : NULL, 1231 errorCode); 1232 if(errorCode.isFailure() || !cc.finalFlush) { 1233 // reset if an error occurred or we did not flush 1234 // otherwise do nothing to make sure that flushing resets 1235 ucnv_resetToUnicode(cnv.getAlias()); 1236 } 1237 if (cc.offsets != NULL && resultOffsets[resultLength] != -1) { 1238 errln("toUnicode[%d](%s) Conversion wrote too much to offsets at index %d", 1239 cc.caseNr, cc.charset, resultLength); 1240 } 1241 if (result[resultLength] != (UChar)-1) { 1242 errln("toUnicode[%d](%s) Conversion wrote too much to result at index %d", 1243 cc.caseNr, cc.charset, resultLength); 1244 } 1245 } 1246 1247 // not a real loop, just a convenience for breaking out of the block 1248 while(ok && cc.finalFlush) { 1249 // test ucnv_toUChars() 1250 memset(result, 0, sizeof(result)); 1251 1252 errorCode.reset(); 1253 resultLength=ucnv_toUChars(cnv.getAlias(), 1254 result, UPRV_LENGTHOF(result), 1255 (const char *)cc.bytes, cc.bytesLength, 1256 errorCode); 1257 ok=checkToUnicode( 1258 cc, cnv.getAlias(), "toUChars", 1259 result, resultLength, 1260 NULL, 1261 errorCode); 1262 if(!ok) { 1263 break; 1264 } 1265 1266 // test preflighting 1267 // keep the correct result for simple checking 1268 errorCode.reset(); 1269 resultLength=ucnv_toUChars(cnv.getAlias(), 1270 NULL, 0, 1271 (const char *)cc.bytes, cc.bytesLength, 1272 errorCode); 1273 if(errorCode.get()==U_STRING_NOT_TERMINATED_WARNING || errorCode.get()==U_BUFFER_OVERFLOW_ERROR) { 1274 errorCode.reset(); 1275 } 1276 ok=checkToUnicode( 1277 cc, cnv.getAlias(), "preflight toUChars", 1278 result, resultLength, 1279 NULL, 1280 errorCode); 1281 break; 1282 } 1283 1284 errorCode.reset(); // all errors have already been reported 1285 return ok; 1286 } 1287 1288 UBool 1289 ConversionTest::checkToUnicode(ConversionCase &cc, UConverter *cnv, const char *name, 1290 const UChar *result, int32_t resultLength, 1291 const int32_t *resultOffsets, 1292 UErrorCode resultErrorCode) { 1293 char resultInvalidChars[8]; 1294 int8_t resultInvalidLength; 1295 UErrorCode errorCode; 1296 1297 const char *msg; 1298 1299 // reset the message; NULL will mean "ok" 1300 msg=NULL; 1301 1302 errorCode=U_ZERO_ERROR; 1303 resultInvalidLength=sizeof(resultInvalidChars); 1304 ucnv_getInvalidChars(cnv, resultInvalidChars, &resultInvalidLength, &errorCode); 1305 if(U_FAILURE(errorCode)) { 1306 errln("toUnicode[%d](%s cb=\"%s\" fb=%d flush=%d %s) ucnv_getInvalidChars() failed - %s", 1307 cc.caseNr, cc.charset, cc.cbopt, cc.fallbacks, cc.finalFlush, name, u_errorName(errorCode)); 1308 return FALSE; 1309 } 1310 1311 // check everything that might have gone wrong 1312 if(cc.unicodeLength!=resultLength) { 1313 msg="wrong result length"; 1314 } else if(0!=u_memcmp(cc.unicode, result, cc.unicodeLength)) { 1315 msg="wrong result string"; 1316 } else if(cc.offsets!=NULL && 0!=memcmp(cc.offsets, resultOffsets, cc.unicodeLength*sizeof(*cc.offsets))) { 1317 msg="wrong offsets"; 1318 } else if(cc.outErrorCode!=resultErrorCode) { 1319 msg="wrong error code"; 1320 } else if(cc.invalidLength!=resultInvalidLength) { 1321 msg="wrong length of last invalid input"; 1322 } else if(0!=memcmp(cc.invalidChars, resultInvalidChars, cc.invalidLength)) { 1323 msg="wrong last invalid input"; 1324 } 1325 1326 if(msg==NULL) { 1327 return TRUE; 1328 } else { 1329 char buffer[2000]; // one buffer for all strings 1330 char *s, *bytesString, *unicodeString, *resultString, 1331 *offsetsString, *resultOffsetsString, 1332 *invalidCharsString, *resultInvalidCharsString; 1333 1334 bytesString=s=buffer; 1335 s=printBytes(cc.bytes, cc.bytesLength, bytesString); 1336 s=printUnicode(cc.unicode, cc.unicodeLength, unicodeString=s); 1337 s=printUnicode(result, resultLength, resultString=s); 1338 s=printOffsets(cc.offsets, cc.unicodeLength, offsetsString=s); 1339 s=printOffsets(resultOffsets, resultLength, resultOffsetsString=s); 1340 s=printBytes(cc.invalidChars, cc.invalidLength, invalidCharsString=s); 1341 s=printBytes((uint8_t *)resultInvalidChars, resultInvalidLength, resultInvalidCharsString=s); 1342 1343 if((s-buffer)>(int32_t)sizeof(buffer)) { 1344 errln("toUnicode[%d](%s cb=\"%s\" fb=%d flush=%d %s) fatal error: checkToUnicode() test output buffer overflow writing %d chars\n", 1345 cc.caseNr, cc.charset, cc.cbopt, cc.fallbacks, cc.finalFlush, name, (int)(s-buffer)); 1346 exit(1); 1347 } 1348 1349 errln("toUnicode[%d](%s cb=\"%s\" fb=%d flush=%d %s) failed: %s\n" 1350 " bytes <%s>[%d]\n" 1351 " expected <%s>[%d]\n" 1352 " result <%s>[%d]\n" 1353 " offsets <%s>\n" 1354 " result offsets <%s>\n" 1355 " error code expected %s got %s\n" 1356 " invalidChars expected <%s> got <%s>\n", 1357 cc.caseNr, cc.charset, cc.cbopt, cc.fallbacks, cc.finalFlush, name, msg, 1358 bytesString, cc.bytesLength, 1359 unicodeString, cc.unicodeLength, 1360 resultString, resultLength, 1361 offsetsString, 1362 resultOffsetsString, 1363 u_errorName(cc.outErrorCode), u_errorName(resultErrorCode), 1364 invalidCharsString, resultInvalidCharsString); 1365 1366 return FALSE; 1367 } 1368 } 1369 1370 // fromUnicode test worker functions --------------------------------------- *** 1371 1372 static int32_t 1373 stepFromUTF8(ConversionCase &cc, 1374 UConverter *utf8Cnv, UConverter *cnv, 1375 char *result, int32_t resultCapacity, 1376 int32_t step, 1377 UErrorCode *pErrorCode) { 1378 const char *source, *sourceLimit, *utf8Limit; 1379 UChar pivotBuffer[32]; 1380 UChar *pivotSource, *pivotTarget, *pivotLimit; 1381 char *target, *targetLimit, *resultLimit; 1382 UBool flush; 1383 1384 source=cc.utf8; 1385 pivotSource=pivotTarget=pivotBuffer; 1386 target=result; 1387 utf8Limit=source+cc.utf8Length; 1388 resultLimit=result+resultCapacity; 1389 1390 // call ucnv_convertEx() with in/out buffers no larger than (step) at a time 1391 // move only one buffer (in vs. out) at a time to be extra mean 1392 // step==0 performs bulk conversion 1393 1394 // initialize the partial limits for the loop 1395 if(step==0) { 1396 // use the entire buffers 1397 sourceLimit=utf8Limit; 1398 targetLimit=resultLimit; 1399 flush=cc.finalFlush; 1400 1401 pivotLimit=pivotBuffer+UPRV_LENGTHOF(pivotBuffer); 1402 } else { 1403 // start with empty partial buffers 1404 sourceLimit=source; 1405 targetLimit=target; 1406 flush=FALSE; 1407 1408 // empty pivot is not allowed, make it of length step 1409 pivotLimit=pivotBuffer+step; 1410 } 1411 1412 for(;;) { 1413 // resetting the opposite conversion direction must not affect this one 1414 ucnv_resetFromUnicode(utf8Cnv); 1415 ucnv_resetToUnicode(cnv); 1416 1417 // convert 1418 ucnv_convertEx(cnv, utf8Cnv, 1419 &target, targetLimit, 1420 &source, sourceLimit, 1421 pivotBuffer, &pivotSource, &pivotTarget, pivotLimit, 1422 FALSE, flush, pErrorCode); 1423 1424 // check pointers and errors 1425 if(source>sourceLimit || target>targetLimit) { 1426 *pErrorCode=U_INTERNAL_PROGRAM_ERROR; 1427 break; 1428 } else if(*pErrorCode==U_BUFFER_OVERFLOW_ERROR) { 1429 if(target!=targetLimit) { 1430 // buffer overflow must only be set when the target is filled 1431 *pErrorCode=U_INTERNAL_PROGRAM_ERROR; 1432 break; 1433 } else if(targetLimit==resultLimit) { 1434 // not just a partial overflow 1435 break; 1436 } 1437 1438 // the partial target is filled, set a new limit, reset the error and continue 1439 targetLimit=(resultLimit-target)>=step ? target+step : resultLimit; 1440 *pErrorCode=U_ZERO_ERROR; 1441 } else if(U_FAILURE(*pErrorCode)) { 1442 if(pivotSource==pivotBuffer) { 1443 // toUnicode error, should not occur 1444 // toUnicode errors are tested in cintltst TestConvertExFromUTF8() 1445 break; 1446 } else { 1447 // fromUnicode error 1448 // some other error occurred, done 1449 break; 1450 } 1451 } else { 1452 if(source!=sourceLimit) { 1453 // when no error occurs, then the input must be consumed 1454 *pErrorCode=U_INTERNAL_PROGRAM_ERROR; 1455 break; 1456 } 1457 1458 if(sourceLimit==utf8Limit) { 1459 // we are done 1460 if(*pErrorCode==U_STRING_NOT_TERMINATED_WARNING) { 1461 // ucnv_convertEx() warns about not terminating the output 1462 // but ucnv_fromUnicode() does not and so 1463 // checkFromUnicode() does not expect it 1464 *pErrorCode=U_ZERO_ERROR; 1465 } 1466 break; 1467 } 1468 1469 // the partial conversion succeeded, set a new limit and continue 1470 sourceLimit=(utf8Limit-source)>=step ? source+step : utf8Limit; 1471 flush=(UBool)(cc.finalFlush && sourceLimit==utf8Limit); 1472 } 1473 } 1474 1475 return (int32_t)(target-result); 1476 } 1477 1478 static int32_t 1479 stepFromUnicode(ConversionCase &cc, UConverter *cnv, 1480 char *result, int32_t resultCapacity, 1481 int32_t *resultOffsets, /* also resultCapacity */ 1482 int32_t step, 1483 UErrorCode *pErrorCode) { 1484 const UChar *source, *sourceLimit, *unicodeLimit; 1485 char *target, *targetLimit, *resultLimit; 1486 UBool flush; 1487 1488 source=cc.unicode; 1489 target=result; 1490 unicodeLimit=source+cc.unicodeLength; 1491 resultLimit=result+resultCapacity; 1492 1493 // call ucnv_fromUnicode() with in/out buffers no larger than (step) at a time 1494 // move only one buffer (in vs. out) at a time to be extra mean 1495 // step==0 performs bulk conversion and generates offsets 1496 1497 // initialize the partial limits for the loop 1498 if(step==0) { 1499 // use the entire buffers 1500 sourceLimit=unicodeLimit; 1501 targetLimit=resultLimit; 1502 flush=cc.finalFlush; 1503 } else { 1504 // start with empty partial buffers 1505 sourceLimit=source; 1506 targetLimit=target; 1507 flush=FALSE; 1508 1509 // output offsets only for bulk conversion 1510 resultOffsets=NULL; 1511 } 1512 1513 for(;;) { 1514 // resetting the opposite conversion direction must not affect this one 1515 ucnv_resetToUnicode(cnv); 1516 1517 // convert 1518 ucnv_fromUnicode(cnv, 1519 &target, targetLimit, 1520 &source, sourceLimit, 1521 resultOffsets, 1522 flush, pErrorCode); 1523 1524 // check pointers and errors 1525 if(source>sourceLimit || target>targetLimit) { 1526 *pErrorCode=U_INTERNAL_PROGRAM_ERROR; 1527 break; 1528 } else if(*pErrorCode==U_BUFFER_OVERFLOW_ERROR) { 1529 if(target!=targetLimit) { 1530 // buffer overflow must only be set when the target is filled 1531 *pErrorCode=U_INTERNAL_PROGRAM_ERROR; 1532 break; 1533 } else if(targetLimit==resultLimit) { 1534 // not just a partial overflow 1535 break; 1536 } 1537 1538 // the partial target is filled, set a new limit, reset the error and continue 1539 targetLimit=(resultLimit-target)>=step ? target+step : resultLimit; 1540 *pErrorCode=U_ZERO_ERROR; 1541 } else if(U_FAILURE(*pErrorCode)) { 1542 // some other error occurred, done 1543 break; 1544 } else { 1545 if(source!=sourceLimit) { 1546 // when no error occurs, then the input must be consumed 1547 *pErrorCode=U_INTERNAL_PROGRAM_ERROR; 1548 break; 1549 } 1550 1551 if(sourceLimit==unicodeLimit) { 1552 // we are done 1553 break; 1554 } 1555 1556 // the partial conversion succeeded, set a new limit and continue 1557 sourceLimit=(unicodeLimit-source)>=step ? source+step : unicodeLimit; 1558 flush=(UBool)(cc.finalFlush && sourceLimit==unicodeLimit); 1559 } 1560 } 1561 1562 return (int32_t)(target-result); 1563 } 1564 1565 UBool 1566 ConversionTest::FromUnicodeCase(ConversionCase &cc, UConverterFromUCallback callback, const char *option) { 1567 UConverter *cnv; 1568 UErrorCode errorCode; 1569 1570 // open the converter 1571 errorCode=U_ZERO_ERROR; 1572 cnv=cnv_open(cc.charset, errorCode); 1573 if(U_FAILURE(errorCode)) { 1574 errcheckln(errorCode, "fromUnicode[%d](%s cb=\"%s\" fb=%d flush=%d) ucnv_open() failed - %s", 1575 cc.caseNr, cc.charset, cc.cbopt, cc.fallbacks, cc.finalFlush, u_errorName(errorCode)); 1576 return FALSE; 1577 } 1578 ucnv_resetToUnicode(utf8Cnv); 1579 1580 // set the callback 1581 if(callback!=NULL) { 1582 ucnv_setFromUCallBack(cnv, callback, option, NULL, NULL, &errorCode); 1583 if(U_FAILURE(errorCode)) { 1584 errln("fromUnicode[%d](%s cb=\"%s\" fb=%d flush=%d) ucnv_setFromUCallBack() failed - %s", 1585 cc.caseNr, cc.charset, cc.cbopt, cc.fallbacks, cc.finalFlush, u_errorName(errorCode)); 1586 ucnv_close(cnv); 1587 return FALSE; 1588 } 1589 } 1590 1591 // set the fallbacks flag 1592 // TODO change with Jitterbug 2401, then add a similar call for toUnicode too 1593 ucnv_setFallback(cnv, cc.fallbacks); 1594 1595 // set the subchar 1596 int32_t length; 1597 1598 if(cc.setSub>0) { 1599 length=(int32_t)strlen(cc.subchar); 1600 ucnv_setSubstChars(cnv, cc.subchar, (int8_t)length, &errorCode); 1601 if(U_FAILURE(errorCode)) { 1602 errln("fromUnicode[%d](%s cb=\"%s\" fb=%d flush=%d) ucnv_setSubstChars() failed - %s", 1603 cc.caseNr, cc.charset, cc.cbopt, cc.fallbacks, cc.finalFlush, u_errorName(errorCode)); 1604 ucnv_close(cnv); 1605 return FALSE; 1606 } 1607 } else if(cc.setSub<0) { 1608 ucnv_setSubstString(cnv, cc.subString, -1, &errorCode); 1609 if(U_FAILURE(errorCode)) { 1610 errln("fromUnicode[%d](%s cb=\"%s\" fb=%d flush=%d) ucnv_setSubstString() failed - %s", 1611 cc.caseNr, cc.charset, cc.cbopt, cc.fallbacks, cc.finalFlush, u_errorName(errorCode)); 1612 ucnv_close(cnv); 1613 return FALSE; 1614 } 1615 } 1616 1617 // convert unicode to utf8 1618 char utf8[256]; 1619 cc.utf8=utf8; 1620 u_strToUTF8(utf8, UPRV_LENGTHOF(utf8), &cc.utf8Length, 1621 cc.unicode, cc.unicodeLength, 1622 &errorCode); 1623 if(U_FAILURE(errorCode)) { 1624 // skip UTF-8 testing of a string with an unpaired surrogate, 1625 // or of one that's too long 1626 // toUnicode errors are tested in cintltst TestConvertExFromUTF8() 1627 cc.utf8Length=-1; 1628 } 1629 1630 int32_t resultOffsets[256]; 1631 char result[256]; 1632 int32_t resultLength; 1633 UBool ok; 1634 1635 static const struct { 1636 int32_t step; 1637 const char *name, *utf8Name; 1638 } steps[]={ 1639 { 0, "bulk", "utf8" }, // must be first for offsets to be checked 1640 { 1, "step=1", "utf8 step=1" }, 1641 { 3, "step=3", "utf8 step=3" }, 1642 { 7, "step=7", "utf8 step=7" } 1643 }; 1644 int32_t i, step; 1645 1646 ok=TRUE; 1647 for(i=0; i<UPRV_LENGTHOF(steps) && ok; ++i) { 1648 step=steps[i].step; 1649 memset(resultOffsets, -1, UPRV_LENGTHOF(resultOffsets)); 1650 memset(result, -1, UPRV_LENGTHOF(result)); 1651 errorCode=U_ZERO_ERROR; 1652 resultLength=stepFromUnicode(cc, cnv, 1653 result, UPRV_LENGTHOF(result), 1654 step==0 ? resultOffsets : NULL, 1655 step, &errorCode); 1656 ok=checkFromUnicode( 1657 cc, cnv, steps[i].name, 1658 (uint8_t *)result, resultLength, 1659 cc.offsets!=NULL ? resultOffsets : NULL, 1660 errorCode); 1661 if(U_FAILURE(errorCode) || !cc.finalFlush) { 1662 // reset if an error occurred or we did not flush 1663 // otherwise do nothing to make sure that flushing resets 1664 ucnv_resetFromUnicode(cnv); 1665 } 1666 if (resultOffsets[resultLength] != -1) { 1667 errln("fromUnicode[%d](%s) Conversion wrote too much to offsets at index %d", 1668 cc.caseNr, cc.charset, resultLength); 1669 } 1670 if (result[resultLength] != (char)-1) { 1671 errln("fromUnicode[%d](%s) Conversion wrote too much to result at index %d", 1672 cc.caseNr, cc.charset, resultLength); 1673 } 1674 1675 // bulk test is first, then offsets are not checked any more 1676 cc.offsets=NULL; 1677 1678 // test direct conversion from UTF-8 1679 if(cc.utf8Length>=0) { 1680 errorCode=U_ZERO_ERROR; 1681 resultLength=stepFromUTF8(cc, utf8Cnv, cnv, 1682 result, UPRV_LENGTHOF(result), 1683 step, &errorCode); 1684 ok=checkFromUnicode( 1685 cc, cnv, steps[i].utf8Name, 1686 (uint8_t *)result, resultLength, 1687 NULL, 1688 errorCode); 1689 if(U_FAILURE(errorCode) || !cc.finalFlush) { 1690 // reset if an error occurred or we did not flush 1691 // otherwise do nothing to make sure that flushing resets 1692 ucnv_resetToUnicode(utf8Cnv); 1693 ucnv_resetFromUnicode(cnv); 1694 } 1695 } 1696 } 1697 1698 // not a real loop, just a convenience for breaking out of the block 1699 while(ok && cc.finalFlush) { 1700 // test ucnv_fromUChars() 1701 memset(result, 0, sizeof(result)); 1702 1703 errorCode=U_ZERO_ERROR; 1704 resultLength=ucnv_fromUChars(cnv, 1705 result, UPRV_LENGTHOF(result), 1706 cc.unicode, cc.unicodeLength, 1707 &errorCode); 1708 ok=checkFromUnicode( 1709 cc, cnv, "fromUChars", 1710 (uint8_t *)result, resultLength, 1711 NULL, 1712 errorCode); 1713 if(!ok) { 1714 break; 1715 } 1716 1717 // test preflighting 1718 // keep the correct result for simple checking 1719 errorCode=U_ZERO_ERROR; 1720 resultLength=ucnv_fromUChars(cnv, 1721 NULL, 0, 1722 cc.unicode, cc.unicodeLength, 1723 &errorCode); 1724 if(errorCode==U_STRING_NOT_TERMINATED_WARNING || errorCode==U_BUFFER_OVERFLOW_ERROR) { 1725 errorCode=U_ZERO_ERROR; 1726 } 1727 ok=checkFromUnicode( 1728 cc, cnv, "preflight fromUChars", 1729 (uint8_t *)result, resultLength, 1730 NULL, 1731 errorCode); 1732 break; 1733 } 1734 1735 ucnv_close(cnv); 1736 return ok; 1737 } 1738 1739 UBool 1740 ConversionTest::checkFromUnicode(ConversionCase &cc, UConverter *cnv, const char *name, 1741 const uint8_t *result, int32_t resultLength, 1742 const int32_t *resultOffsets, 1743 UErrorCode resultErrorCode) { 1744 UChar resultInvalidUChars[8]; 1745 int8_t resultInvalidLength; 1746 UErrorCode errorCode; 1747 1748 const char *msg; 1749 1750 // reset the message; NULL will mean "ok" 1751 msg=NULL; 1752 1753 errorCode=U_ZERO_ERROR; 1754 resultInvalidLength=UPRV_LENGTHOF(resultInvalidUChars); 1755 ucnv_getInvalidUChars(cnv, resultInvalidUChars, &resultInvalidLength, &errorCode); 1756 if(U_FAILURE(errorCode)) { 1757 errln("fromUnicode[%d](%s cb=\"%s\" fb=%d flush=%d %s) ucnv_getInvalidUChars() failed - %s", 1758 cc.caseNr, cc.charset, cc.cbopt, cc.fallbacks, cc.finalFlush, name, u_errorName(errorCode)); 1759 return FALSE; 1760 } 1761 1762 // check everything that might have gone wrong 1763 if(cc.bytesLength!=resultLength) { 1764 msg="wrong result length"; 1765 } else if(0!=memcmp(cc.bytes, result, cc.bytesLength)) { 1766 msg="wrong result string"; 1767 } else if(cc.offsets!=NULL && 0!=memcmp(cc.offsets, resultOffsets, cc.bytesLength*sizeof(*cc.offsets))) { 1768 msg="wrong offsets"; 1769 } else if(cc.outErrorCode!=resultErrorCode) { 1770 msg="wrong error code"; 1771 } else if(cc.invalidLength!=resultInvalidLength) { 1772 msg="wrong length of last invalid input"; 1773 } else if(0!=u_memcmp(cc.invalidUChars, resultInvalidUChars, cc.invalidLength)) { 1774 msg="wrong last invalid input"; 1775 } 1776 1777 if(msg==NULL) { 1778 return TRUE; 1779 } else { 1780 char buffer[2000]; // one buffer for all strings 1781 char *s, *unicodeString, *bytesString, *resultString, 1782 *offsetsString, *resultOffsetsString, 1783 *invalidCharsString, *resultInvalidUCharsString; 1784 1785 unicodeString=s=buffer; 1786 s=printUnicode(cc.unicode, cc.unicodeLength, unicodeString); 1787 s=printBytes(cc.bytes, cc.bytesLength, bytesString=s); 1788 s=printBytes(result, resultLength, resultString=s); 1789 s=printOffsets(cc.offsets, cc.bytesLength, offsetsString=s); 1790 s=printOffsets(resultOffsets, resultLength, resultOffsetsString=s); 1791 s=printUnicode(cc.invalidUChars, cc.invalidLength, invalidCharsString=s); 1792 s=printUnicode(resultInvalidUChars, resultInvalidLength, resultInvalidUCharsString=s); 1793 1794 if((s-buffer)>(int32_t)sizeof(buffer)) { 1795 errln("fromUnicode[%d](%s cb=\"%s\" fb=%d flush=%d %s) fatal error: checkFromUnicode() test output buffer overflow writing %d chars\n", 1796 cc.caseNr, cc.charset, cc.cbopt, cc.fallbacks, cc.finalFlush, name, (int)(s-buffer)); 1797 exit(1); 1798 } 1799 1800 errln("fromUnicode[%d](%s cb=\"%s\" fb=%d flush=%d %s) failed: %s\n" 1801 " unicode <%s>[%d]\n" 1802 " expected <%s>[%d]\n" 1803 " result <%s>[%d]\n" 1804 " offsets <%s>\n" 1805 " result offsets <%s>\n" 1806 " error code expected %s got %s\n" 1807 " invalidChars expected <%s> got <%s>\n", 1808 cc.caseNr, cc.charset, cc.cbopt, cc.fallbacks, cc.finalFlush, name, msg, 1809 unicodeString, cc.unicodeLength, 1810 bytesString, cc.bytesLength, 1811 resultString, resultLength, 1812 offsetsString, 1813 resultOffsetsString, 1814 u_errorName(cc.outErrorCode), u_errorName(resultErrorCode), 1815 invalidCharsString, resultInvalidUCharsString); 1816 1817 return FALSE; 1818 } 1819 } 1820 1821 #endif /* #if !UCONFIG_NO_LEGACY_CONVERSION */ 1822