/* ******************************************************************************* * * Copyright (C) 2002-2012, International Business Machines * Corporation and others. All Rights Reserved. * ******************************************************************************* * file name: strcase.cpp * encoding: US-ASCII * tab size: 8 (not used) * indentation:4 * * created on: 2002mar12 * created by: Markus W. Scherer * * Test file for string casing C++ API functions. */ #include "unicode/uchar.h" #include "unicode/ures.h" #include "unicode/uloc.h" #include "unicode/locid.h" #include "unicode/ubrk.h" #include "unicode/unistr.h" #include "unicode/ucasemap.h" #include "ucase.h" #include "ustrtest.h" #include "unicode/tstdtmod.h" #define LENGTHOF(array) (int32_t)(sizeof(array)/sizeof((array)[0])) StringCaseTest::~StringCaseTest() {} void StringCaseTest::runIndexedTest(int32_t index, UBool exec, const char *&name, char * /*par*/) { if(exec) { logln("TestSuite StringCaseTest: "); } TESTCASE_AUTO_BEGIN; TESTCASE_AUTO(TestCaseConversion); #if !UCONFIG_NO_BREAK_ITERATION && !UCONFIG_NO_FILE_IO && !UCONFIG_NO_LEGACY_CONVERSION TESTCASE_AUTO(TestCasing); #endif TESTCASE_AUTO(TestFullCaseFoldingIterator); TESTCASE_AUTO_END; } void StringCaseTest::TestCaseConversion() { static const UChar uppercaseGreek[] = { 0x399, 0x395, 0x3a3, 0x3a5, 0x3a3, 0x20, 0x03a7, 0x3a1, 0x399, 0x3a3, 0x3a4, 0x39f, 0x3a3, 0 }; // "IESUS CHRISTOS" static const UChar lowercaseGreek[] = { 0x3b9, 0x3b5, 0x3c3, 0x3c5, 0x3c2, 0x20, 0x03c7, 0x3c1, 0x3b9, 0x3c3, 0x3c4, 0x3bf, 0x3c2, 0 }; // "iesus christos" static const UChar lowercaseTurkish[] = { 0x69, 0x73, 0x74, 0x61, 0x6e, 0x62, 0x75, 0x6c, 0x2c, 0x20, 0x6e, 0x6f, 0x74, 0x20, 0x63, 0x6f, 0x6e, 0x73, 0x74, 0x61, 0x6e, 0x74, 0x0131, 0x6e, 0x6f, 0x70, 0x6c, 0x65, 0x21, 0 }; static const UChar uppercaseTurkish[] = { 0x54, 0x4f, 0x50, 0x4b, 0x41, 0x50, 0x49, 0x20, 0x50, 0x41, 0x4c, 0x41, 0x43, 0x45, 0x2c, 0x20, 0x0130, 0x53, 0x54, 0x41, 0x4e, 0x42, 0x55, 0x4c, 0 }; UnicodeString expectedResult; UnicodeString test3; test3 += (UChar32)0x0130; test3 += "STANBUL, NOT CONSTANTINOPLE!"; UnicodeString test4(test3); test4.toLower(Locale("")); expectedResult = UnicodeString("i\\u0307stanbul, not constantinople!", "").unescape(); if (test4 != expectedResult) errln("1. toLower failed: expected \"" + expectedResult + "\", got \"" + test4 + "\"."); test4 = test3; test4.toLower(Locale("tr", "TR")); expectedResult = lowercaseTurkish; if (test4 != expectedResult) errln("2. toLower failed: expected \"" + expectedResult + "\", got \"" + test4 + "\"."); test3 = "topkap"; test3 += (UChar32)0x0131; test3 += " palace, istanbul"; test4 = test3; test4.toUpper(Locale("")); expectedResult = "TOPKAPI PALACE, ISTANBUL"; if (test4 != expectedResult) errln("toUpper failed: expected \"" + expectedResult + "\", got \"" + test4 + "\"."); test4 = test3; test4.toUpper(Locale("tr", "TR")); expectedResult = uppercaseTurkish; if (test4 != expectedResult) errln("toUpper failed: expected \"" + expectedResult + "\", got \"" + test4 + "\"."); test3 = CharsToUnicodeString("S\\u00FC\\u00DFmayrstra\\u00DFe"); test3.toUpper(Locale("de", "DE")); expectedResult = CharsToUnicodeString("S\\u00DCSSMAYRSTRASSE"); if (test3 != expectedResult) errln("toUpper failed: expected \"" + expectedResult + "\", got \"" + test3 + "\"."); test4.replace(0, test4.length(), uppercaseGreek); test4.toLower(Locale("el", "GR")); expectedResult = lowercaseGreek; if (test4 != expectedResult) errln("toLower failed: expected \"" + expectedResult + "\", got \"" + test4 + "\"."); test4.replace(0, test4.length(), lowercaseGreek); test4.toUpper(); expectedResult = uppercaseGreek; if (test4 != expectedResult) errln("toUpper failed: expected \"" + expectedResult + "\", got \"" + test4 + "\"."); // more string case mapping tests with the new implementation { static const UChar beforeLower[]= { 0x61, 0x42, 0x49, 0x3a3, 0xdf, 0x3a3, 0x2f, 0xd93f, 0xdfff }, lowerRoot[]= { 0x61, 0x62, 0x69, 0x3c3, 0xdf, 0x3c2, 0x2f, 0xd93f, 0xdfff }, lowerTurkish[]={ 0x61, 0x62, 0x131, 0x3c3, 0xdf, 0x3c2, 0x2f, 0xd93f, 0xdfff }, beforeUpper[]= { 0x61, 0x42, 0x69, 0x3c2, 0xdf, 0x3c3, 0x2f, 0xfb03, 0xfb03, 0xfb03, 0xd93f, 0xdfff }, upperRoot[]= { 0x41, 0x42, 0x49, 0x3a3, 0x53, 0x53, 0x3a3, 0x2f, 0x46, 0x46, 0x49, 0x46, 0x46, 0x49, 0x46, 0x46, 0x49, 0xd93f, 0xdfff }, upperTurkish[]={ 0x41, 0x42, 0x130, 0x3a3, 0x53, 0x53, 0x3a3, 0x2f, 0x46, 0x46, 0x49, 0x46, 0x46, 0x49, 0x46, 0x46, 0x49, 0xd93f, 0xdfff }, beforeMiniUpper[]= { 0xdf, 0x61 }, miniUpper[]= { 0x53, 0x53, 0x41 }; UnicodeString s; /* lowercase with root locale */ s=UnicodeString(FALSE, beforeLower, (int32_t)(sizeof(beforeLower)/U_SIZEOF_UCHAR)); s.toLower(""); if( s.length()!=(sizeof(lowerRoot)/U_SIZEOF_UCHAR) || s!=UnicodeString(FALSE, lowerRoot, s.length()) ) { errln("error in toLower(root locale)=\"" + s + "\" expected \"" + UnicodeString(FALSE, lowerRoot, (int32_t)(sizeof(lowerRoot)/U_SIZEOF_UCHAR)) + "\""); } /* lowercase with turkish locale */ s=UnicodeString(FALSE, beforeLower, (int32_t)(sizeof(beforeLower)/U_SIZEOF_UCHAR)); s.setCharAt(0, beforeLower[0]).toLower(Locale("tr")); if( s.length()!=(sizeof(lowerTurkish)/U_SIZEOF_UCHAR) || s!=UnicodeString(FALSE, lowerTurkish, s.length()) ) { errln("error in toLower(turkish locale)=\"" + s + "\" expected \"" + UnicodeString(FALSE, lowerTurkish, (int32_t)(sizeof(lowerTurkish)/U_SIZEOF_UCHAR)) + "\""); } /* uppercase with root locale */ s=UnicodeString(FALSE, beforeUpper, (int32_t)(sizeof(beforeUpper)/U_SIZEOF_UCHAR)); s.setCharAt(0, beforeUpper[0]).toUpper(Locale("")); if( s.length()!=(sizeof(upperRoot)/U_SIZEOF_UCHAR) || s!=UnicodeString(FALSE, upperRoot, s.length()) ) { errln("error in toUpper(root locale)=\"" + s + "\" expected \"" + UnicodeString(FALSE, upperRoot, (int32_t)(sizeof(upperRoot)/U_SIZEOF_UCHAR)) + "\""); } /* uppercase with turkish locale */ s=UnicodeString(FALSE, beforeUpper, (int32_t)(sizeof(beforeUpper)/U_SIZEOF_UCHAR)); s.toUpper(Locale("tr")); if( s.length()!=(sizeof(upperTurkish)/U_SIZEOF_UCHAR) || s!=UnicodeString(FALSE, upperTurkish, s.length()) ) { errln("error in toUpper(turkish locale)=\"" + s + "\" expected \"" + UnicodeString(FALSE, upperTurkish, (int32_t)(sizeof(upperTurkish)/U_SIZEOF_UCHAR)) + "\""); } /* uppercase a short string with root locale */ s=UnicodeString(FALSE, beforeMiniUpper, (int32_t)(sizeof(beforeMiniUpper)/U_SIZEOF_UCHAR)); s.setCharAt(0, beforeMiniUpper[0]).toUpper(""); if( s.length()!=(sizeof(miniUpper)/U_SIZEOF_UCHAR) || s!=UnicodeString(FALSE, miniUpper, s.length()) ) { errln("error in toUpper(root locale)=\"" + s + "\" expected \"" + UnicodeString(FALSE, miniUpper, (int32_t)(sizeof(miniUpper)/U_SIZEOF_UCHAR)) + "\""); } } // test some supplementary characters (>= Unicode 3.1) { UnicodeString t; UnicodeString deseretInput=UnicodeString("\\U0001043C\\U00010414", "").unescape(), deseretLower=UnicodeString("\\U0001043C\\U0001043C", "").unescape(), deseretUpper=UnicodeString("\\U00010414\\U00010414", "").unescape(); (t=deseretInput).toLower(); if(t!=deseretLower) { errln("error lowercasing Deseret (plane 1) characters"); } (t=deseretInput).toUpper(); if(t!=deseretUpper) { errln("error uppercasing Deseret (plane 1) characters"); } } // test some more cases that looked like problems { UnicodeString t; UnicodeString ljInput=UnicodeString("ab'cD \\uFB00i\\u0131I\\u0130 \\u01C7\\u01C8\\u01C9 \\U0001043C\\U00010414", "").unescape(), ljLower=UnicodeString("ab'cd \\uFB00i\\u0131ii\\u0307 \\u01C9\\u01C9\\u01C9 \\U0001043C\\U0001043C", "").unescape(), ljUpper=UnicodeString("AB'CD FFIII\\u0130 \\u01C7\\u01C7\\u01C7 \\U00010414\\U00010414", "").unescape(); (t=ljInput).toLower("en"); if(t!=ljLower) { errln("error lowercasing LJ characters"); } (t=ljInput).toUpper("en"); if(t!=ljUpper) { errln("error uppercasing LJ characters"); } } #if !UCONFIG_NO_NORMALIZATION // some context-sensitive casing depends on normalization data being present // Unicode 3.1.1 SpecialCasing tests { UnicodeString t; // sigmas preceded and/or followed by cased letters UnicodeString sigmas=UnicodeString("i\\u0307\\u03a3\\u0308j \\u0307\\u03a3\\u0308j i\\u00ad\\u03a3\\u0308 \\u0307\\u03a3\\u0308 ", "").unescape(), sigmasLower=UnicodeString("i\\u0307\\u03c3\\u0308j \\u0307\\u03c3\\u0308j i\\u00ad\\u03c2\\u0308 \\u0307\\u03c3\\u0308 ", "").unescape(), sigmasUpper=UnicodeString("I\\u0307\\u03a3\\u0308J \\u0307\\u03a3\\u0308J I\\u00ad\\u03a3\\u0308 \\u0307\\u03a3\\u0308 ", "").unescape(); (t=sigmas).toLower(); if(t!=sigmasLower) { errln("error in sigmas.toLower()=\"" + t + "\" expected \"" + sigmasLower + "\""); } (t=sigmas).toUpper(Locale("")); if(t!=sigmasUpper) { errln("error in sigmas.toUpper()=\"" + t + "\" expected \"" + sigmasUpper + "\""); } // turkish & azerbaijani dotless i & dotted I // remove dot above if there was a capital I before and there are no more accents above UnicodeString dots=UnicodeString("I \\u0130 I\\u0307 I\\u0327\\u0307 I\\u0301\\u0307 I\\u0327\\u0307\\u0301", "").unescape(), dotsTurkish=UnicodeString("\\u0131 i i i\\u0327 \\u0131\\u0301\\u0307 i\\u0327\\u0301", "").unescape(), dotsDefault=UnicodeString("i i\\u0307 i\\u0307 i\\u0327\\u0307 i\\u0301\\u0307 i\\u0327\\u0307\\u0301", "").unescape(); (t=dots).toLower("tr"); if(t!=dotsTurkish) { errln("error in dots.toLower(tr)=\"" + t + "\" expected \"" + dotsTurkish + "\""); } (t=dots).toLower("de"); if(t!=dotsDefault) { errln("error in dots.toLower(de)=\"" + t + "\" expected \"" + dotsDefault + "\""); } } // more Unicode 3.1.1 tests { UnicodeString t; // lithuanian dot above in uppercasing UnicodeString dots=UnicodeString("a\\u0307 \\u0307 i\\u0307 j\\u0327\\u0307 j\\u0301\\u0307", "").unescape(), dotsLithuanian=UnicodeString("A\\u0307 \\u0307 I J\\u0327 J\\u0301\\u0307", "").unescape(), dotsDefault=UnicodeString("A\\u0307 \\u0307 I\\u0307 J\\u0327\\u0307 J\\u0301\\u0307", "").unescape(); (t=dots).toUpper("lt"); if(t!=dotsLithuanian) { errln("error in dots.toUpper(lt)=\"" + t + "\" expected \"" + dotsLithuanian + "\""); } (t=dots).toUpper("de"); if(t!=dotsDefault) { errln("error in dots.toUpper(de)=\"" + t + "\" expected \"" + dotsDefault + "\""); } // lithuanian adds dot above to i in lowercasing if there are more above accents UnicodeString i=UnicodeString("I I\\u0301 J J\\u0301 \\u012e \\u012e\\u0301 \\u00cc\\u00cd\\u0128", "").unescape(), iLithuanian=UnicodeString("i i\\u0307\\u0301 j j\\u0307\\u0301 \\u012f \\u012f\\u0307\\u0301 i\\u0307\\u0300i\\u0307\\u0301i\\u0307\\u0303", "").unescape(), iDefault=UnicodeString("i i\\u0301 j j\\u0301 \\u012f \\u012f\\u0301 \\u00ec\\u00ed\\u0129", "").unescape(); (t=i).toLower("lt"); if(t!=iLithuanian) { errln("error in i.toLower(lt)=\"" + t + "\" expected \"" + iLithuanian + "\""); } (t=i).toLower("de"); if(t!=iDefault) { errln("error in i.toLower(de)=\"" + t + "\" expected \"" + iDefault + "\""); } } #endif // test case folding { UnicodeString s=UnicodeString("A\\u00df\\u00b5\\ufb03\\U0001040c\\u0130\\u0131", "").unescape(), f=UnicodeString("ass\\u03bcffi\\U00010434i\\u0307\\u0131", "").unescape(), g=UnicodeString("ass\\u03bcffi\\U00010434i\\u0131", "").unescape(), t; (t=s).foldCase(); if(f!=t) { errln("error in foldCase(\"" + s + "\", default)=\"" + t + "\" but expected \"" + f + "\""); } // alternate handling for dotted I/dotless i (U+0130, U+0131) (t=s).foldCase(U_FOLD_CASE_EXCLUDE_SPECIAL_I); if(g!=t) { errln("error in foldCase(\"" + s + "\", U_FOLD_CASE_EXCLUDE_SPECIAL_I)=\"" + t + "\" but expected \"" + g + "\""); } } } // data-driven case mapping tests ------------------------------------------ *** enum { TEST_LOWER, TEST_UPPER, TEST_TITLE, TEST_FOLD, TEST_COUNT }; // names of TestData children in casing.txt static const char *const dataNames[TEST_COUNT+1]={ "lowercasing", "uppercasing", "titlecasing", "casefolding", "" }; void StringCaseTest::TestCasingImpl(const UnicodeString &input, const UnicodeString &output, int32_t whichCase, void *iter, const char *localeID, uint32_t options) { // UnicodeString UnicodeString result; const char *name; Locale locale(localeID); result=input; switch(whichCase) { case TEST_LOWER: name="toLower"; result.toLower(locale); break; case TEST_UPPER: name="toUpper"; result.toUpper(locale); break; #if !UCONFIG_NO_BREAK_ITERATION case TEST_TITLE: name="toTitle"; result.toTitle((BreakIterator *)iter, locale, options); break; #endif case TEST_FOLD: name="foldCase"; result.foldCase(options); break; default: name=""; break; // won't happen } if(result!=output) { dataerrln("error: UnicodeString.%s() got a wrong result for a test case from casing.res", name); } #if !UCONFIG_NO_BREAK_ITERATION if(whichCase==TEST_TITLE && options==0) { result=input; result.toTitle((BreakIterator *)iter, locale); if(result!=output) { dataerrln("error: UnicodeString.toTitle(options=0) got a wrong result for a test case from casing.res"); } } #endif // UTF-8 char utf8In[100], utf8Out[100]; int32_t utf8InLength, utf8OutLength, resultLength; UChar *buffer; IcuTestErrorCode errorCode(*this, "TestCasingImpl"); LocalUCaseMapPointer csm(ucasemap_open(localeID, options, errorCode)); #if !UCONFIG_NO_BREAK_ITERATION if(iter!=NULL) { // Clone the break iterator so that the UCaseMap can safely adopt it. int32_t size=1; // Not 0 because that only gives preflighting. UBreakIterator *clone=ubrk_safeClone((UBreakIterator *)iter, NULL, &size, errorCode); ucasemap_setBreakIterator(csm.getAlias(), clone, errorCode); } #endif u_strToUTF8(utf8In, (int32_t)sizeof(utf8In), &utf8InLength, input.getBuffer(), input.length(), errorCode); switch(whichCase) { case TEST_LOWER: name="ucasemap_utf8ToLower"; utf8OutLength=ucasemap_utf8ToLower(csm.getAlias(), utf8Out, (int32_t)sizeof(utf8Out), utf8In, utf8InLength, errorCode); break; case TEST_UPPER: name="ucasemap_utf8ToUpper"; utf8OutLength=ucasemap_utf8ToUpper(csm.getAlias(), utf8Out, (int32_t)sizeof(utf8Out), utf8In, utf8InLength, errorCode); break; #if !UCONFIG_NO_BREAK_ITERATION case TEST_TITLE: name="ucasemap_utf8ToTitle"; utf8OutLength=ucasemap_utf8ToTitle(csm.getAlias(), utf8Out, (int32_t)sizeof(utf8Out), utf8In, utf8InLength, errorCode); break; #endif case TEST_FOLD: name="ucasemap_utf8FoldCase"; utf8OutLength=ucasemap_utf8FoldCase(csm.getAlias(), utf8Out, (int32_t)sizeof(utf8Out), utf8In, utf8InLength, errorCode); break; default: name=""; utf8OutLength=0; break; // won't happen } buffer=result.getBuffer(utf8OutLength); u_strFromUTF8(buffer, result.getCapacity(), &resultLength, utf8Out, utf8OutLength, errorCode); result.releaseBuffer(errorCode.isSuccess() ? resultLength : 0); if(errorCode.isFailure()) { errcheckln(errorCode, "error: %s() got an error for a test case from casing.res - %s", name, u_errorName(errorCode)); errorCode.reset(); } else if(result!=output) { errln("error: %s() got a wrong result for a test case from casing.res", name); errln("expected \"" + output + "\" got \"" + result + "\"" ); } } void StringCaseTest::TestCasing() { UErrorCode status = U_ZERO_ERROR; #if !UCONFIG_NO_BREAK_ITERATION LocalUBreakIteratorPointer iter; #endif char cLocaleID[100]; UnicodeString locale, input, output, optionsString, result; uint32_t options; int32_t whichCase, type; LocalPointer<TestDataModule> driver(TestDataModule::getTestDataModule("casing", *this, status)); if(U_SUCCESS(status)) { for(whichCase=0; whichCase<TEST_COUNT; ++whichCase) { #if UCONFIG_NO_BREAK_ITERATION if(whichCase==TEST_TITLE) { continue; } #endif LocalPointer<TestData> casingTest(driver->createTestData(dataNames[whichCase], status)); if(U_FAILURE(status)) { errln("TestCasing failed to createTestData(%s) - %s", dataNames[whichCase], u_errorName(status)); break; } const DataMap *myCase = NULL; while(casingTest->nextCase(myCase, status)) { input = myCase->getString("Input", status); output = myCase->getString("Output", status); if(whichCase!=TEST_FOLD) { locale = myCase->getString("Locale", status); } locale.extract(0, 0x7fffffff, cLocaleID, sizeof(cLocaleID), ""); #if !UCONFIG_NO_BREAK_ITERATION if(whichCase==TEST_TITLE) { type = myCase->getInt("Type", status); if(type>=0) { iter.adoptInstead(ubrk_open((UBreakIteratorType)type, cLocaleID, NULL, 0, &status)); } else if(type==-2) { // Open a trivial break iterator that only delivers { 0, length } // or even just { 0 } as boundaries. static const UChar rules[] = { 0x2e, 0x2a, 0x3b }; // ".*;" UParseError parseError; iter.adoptInstead(ubrk_openRules(rules, LENGTHOF(rules), NULL, 0, &parseError, &status)); } } #endif options = 0; if(whichCase==TEST_TITLE || whichCase==TEST_FOLD) { optionsString = myCase->getString("Options", status); if(optionsString.indexOf((UChar)0x54)>=0) { // T options|=U_FOLD_CASE_EXCLUDE_SPECIAL_I; } if(optionsString.indexOf((UChar)0x4c)>=0) { // L options|=U_TITLECASE_NO_LOWERCASE; } if(optionsString.indexOf((UChar)0x41)>=0) { // A options|=U_TITLECASE_NO_BREAK_ADJUSTMENT; } } if(U_FAILURE(status)) { dataerrln("error: TestCasing() setup failed for %s test case from casing.res: %s", dataNames[whichCase], u_errorName(status)); status = U_ZERO_ERROR; } else { #if UCONFIG_NO_BREAK_ITERATION LocalPointer<UMemory> iter; #endif TestCasingImpl(input, output, whichCase, iter.getAlias(), cLocaleID, options); } #if !UCONFIG_NO_BREAK_ITERATION iter.adoptInstead(NULL); #endif } } } #if !UCONFIG_NO_BREAK_ITERATION // more tests for API coverage status=U_ZERO_ERROR; input=UNICODE_STRING_SIMPLE("sTrA\\u00dfE").unescape(); (result=input).toTitle(NULL); if(result!=UNICODE_STRING_SIMPLE("Stra\\u00dfe").unescape()) { dataerrln("UnicodeString::toTitle(NULL) failed."); } #endif } void StringCaseTest::TestFullCaseFoldingIterator() { UnicodeString ffi=UNICODE_STRING_SIMPLE("ffi"); UnicodeString ss=UNICODE_STRING_SIMPLE("ss"); FullCaseFoldingIterator iter; int32_t count=0; int32_t countSpecific=0; UChar32 c; UnicodeString full; while((c=iter.next(full))>=0) { ++count; // Check that the full Case_Folding has more than 1 code point. if(!full.hasMoreChar32Than(0, 0x7fffffff, 1)) { errln("error: FullCaseFoldingIterator.next()=U+%04lX full Case_Folding has at most 1 code point", (long)c); continue; } // Check that full == Case_Folding(c). UnicodeString cf(c); cf.foldCase(); if(full!=cf) { errln("error: FullCaseFoldingIterator.next()=U+%04lX full Case_Folding != cf(c)", (long)c); continue; } // Spot-check a couple of specific cases. if((full==ffi && c==0xfb03) || (full==ss && (c==0xdf || c==0x1e9e))) { ++countSpecific; } } if(countSpecific!=3) { errln("error: FullCaseFoldingIterator did not yield exactly the expected specific cases"); } if(count<70) { errln("error: FullCaseFoldingIterator yielded only %d (cp, full) pairs", (int)count); } }