// © 2016 and later: Unicode, Inc. and others. // License & terms of use: http://www.unicode.org/copyright.html /******************************************************************** * COPYRIGHT: * Copyright (c) 1997-2016, International Business Machines Corporation and * others. All Rights Reserved. ********************************************************************/ #include "unicode/utypes.h" #if !UCONFIG_NO_NORMALIZATION #include "unicode/uchar.h" #include "unicode/errorcode.h" #include "unicode/normlzr.h" #include "unicode/stringoptions.h" #include "unicode/stringpiece.h" #include "unicode/uniset.h" #include "unicode/usetiter.h" #include "unicode/schriter.h" #include "unicode/utf16.h" #include "cmemory.h" #include "cstring.h" #include "normalizer2impl.h" #include "testutil.h" #include "tstnorm.h" #define ARRAY_LENGTH(array) UPRV_LENGTHOF(array) void BasicNormalizerTest::runIndexedTest(int32_t index, UBool exec, const char* &name, char* /*par*/) { if(exec) { logln("TestSuite BasicNormalizerTest: "); } TESTCASE_AUTO_BEGIN; TESTCASE_AUTO(TestDecomp); TESTCASE_AUTO(TestCompatDecomp); TESTCASE_AUTO(TestCanonCompose); TESTCASE_AUTO(TestCompatCompose); TESTCASE_AUTO(TestPrevious); TESTCASE_AUTO(TestHangulDecomp); TESTCASE_AUTO(TestHangulCompose); TESTCASE_AUTO(TestTibetan); TESTCASE_AUTO(TestCompositionExclusion); TESTCASE_AUTO(TestZeroIndex); TESTCASE_AUTO(TestVerisign); TESTCASE_AUTO(TestPreviousNext); TESTCASE_AUTO(TestNormalizerAPI); TESTCASE_AUTO(TestConcatenate); TESTCASE_AUTO(FindFoldFCDExceptions); TESTCASE_AUTO(TestCompare); TESTCASE_AUTO(TestSkippable); #if !UCONFIG_NO_FILE_IO && !UCONFIG_NO_LEGACY_CONVERSION TESTCASE_AUTO(TestCustomComp); TESTCASE_AUTO(TestCustomFCC); #endif TESTCASE_AUTO(TestFilteredNormalizer2Coverage); TESTCASE_AUTO(TestNormalizeUTF8WithEdits); TESTCASE_AUTO(TestLowMappingToEmpty_D); TESTCASE_AUTO(TestLowMappingToEmpty_FCD); TESTCASE_AUTO(TestNormalizeIllFormedText); TESTCASE_AUTO(TestComposeJamoTBase); TESTCASE_AUTO(TestComposeBoundaryAfter); TESTCASE_AUTO_END; } /** * Convert Java-style strings with \u Unicode escapes into UnicodeString objects */ static UnicodeString str(const char *input) { UnicodeString str(input, ""); // Invariant conversion return str.unescape(); } BasicNormalizerTest::BasicNormalizerTest() { // canonTest // Input Decomposed Composed canonTests[0][0] = str("cat"); canonTests[0][1] = str("cat"); canonTests[0][2] = str("cat"); canonTests[1][0] = str("\\u00e0ardvark"); canonTests[1][1] = str("a\\u0300ardvark"); canonTests[1][2] = str("\\u00e0ardvark"); canonTests[2][0] = str("\\u1e0a"); canonTests[2][1] = str("D\\u0307"); canonTests[2][2] = str("\\u1e0a"); // D-dot_above canonTests[3][0] = str("D\\u0307"); canonTests[3][1] = str("D\\u0307"); canonTests[3][2] = str("\\u1e0a"); // D dot_above canonTests[4][0] = str("\\u1e0c\\u0307"); canonTests[4][1] = str("D\\u0323\\u0307"); canonTests[4][2] = str("\\u1e0c\\u0307"); // D-dot_below dot_above canonTests[5][0] = str("\\u1e0a\\u0323"); canonTests[5][1] = str("D\\u0323\\u0307"); canonTests[5][2] = str("\\u1e0c\\u0307"); // D-dot_above dot_below canonTests[6][0] = str("D\\u0307\\u0323"); canonTests[6][1] = str("D\\u0323\\u0307"); canonTests[6][2] = str("\\u1e0c\\u0307"); // D dot_below dot_above canonTests[7][0] = str("\\u1e10\\u0307\\u0323"); canonTests[7][1] = str("D\\u0327\\u0323\\u0307"); canonTests[7][2] = str("\\u1e10\\u0323\\u0307"); // D dot_below cedilla dot_above canonTests[8][0] = str("D\\u0307\\u0328\\u0323"); canonTests[8][1] = str("D\\u0328\\u0323\\u0307"); canonTests[8][2] = str("\\u1e0c\\u0328\\u0307"); // D dot_above ogonek dot_below canonTests[9][0] = str("\\u1E14"); canonTests[9][1] = str("E\\u0304\\u0300"); canonTests[9][2] = str("\\u1E14"); // E-macron-grave canonTests[10][0] = str("\\u0112\\u0300"); canonTests[10][1] = str("E\\u0304\\u0300"); canonTests[10][2] = str("\\u1E14"); // E-macron + grave canonTests[11][0] = str("\\u00c8\\u0304"); canonTests[11][1] = str("E\\u0300\\u0304"); canonTests[11][2] = str("\\u00c8\\u0304"); // E-grave + macron canonTests[12][0] = str("\\u212b"); canonTests[12][1] = str("A\\u030a"); canonTests[12][2] = str("\\u00c5"); // angstrom_sign canonTests[13][0] = str("\\u00c5"); canonTests[13][1] = str("A\\u030a"); canonTests[13][2] = str("\\u00c5"); // A-ring canonTests[14][0] = str("\\u00C4ffin"); canonTests[14][1] = str("A\\u0308ffin"); canonTests[14][2] = str("\\u00C4ffin"); canonTests[15][0] = str("\\u00C4\\uFB03n"); canonTests[15][1] = str("A\\u0308\\uFB03n"); canonTests[15][2] = str("\\u00C4\\uFB03n"); canonTests[16][0] = str("Henry IV"); canonTests[16][1] = str("Henry IV"); canonTests[16][2] = str("Henry IV"); canonTests[17][0] = str("Henry \\u2163"); canonTests[17][1] = str("Henry \\u2163"); canonTests[17][2] = str("Henry \\u2163"); canonTests[18][0] = str("\\u30AC"); canonTests[18][1] = str("\\u30AB\\u3099"); canonTests[18][2] = str("\\u30AC"); // ga (Katakana) canonTests[19][0] = str("\\u30AB\\u3099"); canonTests[19][1] = str("\\u30AB\\u3099"); canonTests[19][2] = str("\\u30AC"); // ka + ten canonTests[20][0] = str("\\uFF76\\uFF9E"); canonTests[20][1] = str("\\uFF76\\uFF9E"); canonTests[20][2] = str("\\uFF76\\uFF9E"); // hw_ka + hw_ten canonTests[21][0] = str("\\u30AB\\uFF9E"); canonTests[21][1] = str("\\u30AB\\uFF9E"); canonTests[21][2] = str("\\u30AB\\uFF9E"); // ka + hw_ten canonTests[22][0] = str("\\uFF76\\u3099"); canonTests[22][1] = str("\\uFF76\\u3099"); canonTests[22][2] = str("\\uFF76\\u3099"); // hw_ka + ten canonTests[23][0] = str("A\\u0300\\u0316"); canonTests[23][1] = str("A\\u0316\\u0300"); canonTests[23][2] = str("\\u00C0\\u0316"); /* compatTest */ // Input Decomposed Composed compatTests[0][0] = str("cat"); compatTests[0][1] = str("cat"); compatTests[0][2] = str("cat") ; compatTests[1][0] = str("\\uFB4f"); compatTests[1][1] = str("\\u05D0\\u05DC"); compatTests[1][2] = str("\\u05D0\\u05DC"); // Alef-Lamed vs. Alef, Lamed compatTests[2][0] = str("\\u00C4ffin"); compatTests[2][1] = str("A\\u0308ffin"); compatTests[2][2] = str("\\u00C4ffin") ; compatTests[3][0] = str("\\u00C4\\uFB03n"); compatTests[3][1] = str("A\\u0308ffin"); compatTests[3][2] = str("\\u00C4ffin") ; // ffi ligature -> f + f + i compatTests[4][0] = str("Henry IV"); compatTests[4][1] = str("Henry IV"); compatTests[4][2] = str("Henry IV") ; compatTests[5][0] = str("Henry \\u2163"); compatTests[5][1] = str("Henry IV"); compatTests[5][2] = str("Henry IV") ; compatTests[6][0] = str("\\u30AC"); compatTests[6][1] = str("\\u30AB\\u3099"); compatTests[6][2] = str("\\u30AC") ; // ga (Katakana) compatTests[7][0] = str("\\u30AB\\u3099"); compatTests[7][1] = str("\\u30AB\\u3099"); compatTests[7][2] = str("\\u30AC") ; // ka + ten compatTests[8][0] = str("\\uFF76\\u3099"); compatTests[8][1] = str("\\u30AB\\u3099"); compatTests[8][2] = str("\\u30AC") ; // hw_ka + ten /* These two are broken in Unicode 2.1.2 but fixed in 2.1.5 and later */ compatTests[9][0] = str("\\uFF76\\uFF9E"); compatTests[9][1] = str("\\u30AB\\u3099"); compatTests[9][2] = str("\\u30AC") ; // hw_ka + hw_ten compatTests[10][0] = str("\\u30AB\\uFF9E"); compatTests[10][1] = str("\\u30AB\\u3099"); compatTests[10][2] = str("\\u30AC") ; // ka + hw_ten /* Hangul Canonical */ // Input Decomposed Composed hangulCanon[0][0] = str("\\ud4db"); hangulCanon[0][1] = str("\\u1111\\u1171\\u11b6"); hangulCanon[0][2] = str("\\ud4db") ; hangulCanon[1][0] = str("\\u1111\\u1171\\u11b6"), hangulCanon[1][1] = str("\\u1111\\u1171\\u11b6"), hangulCanon[1][2] = str("\\ud4db"); } BasicNormalizerTest::~BasicNormalizerTest() { } void BasicNormalizerTest::TestPrevious() { Normalizer* norm = new Normalizer("", UNORM_NFD); logln("testing decomp..."); uint32_t i; for (i = 0; i < ARRAY_LENGTH(canonTests); i++) { backAndForth(norm, canonTests[i][0]); } logln("testing compose..."); norm->setMode(UNORM_NFC); for (i = 0; i < ARRAY_LENGTH(canonTests); i++) { backAndForth(norm, canonTests[i][0]); } delete norm; } void BasicNormalizerTest::TestDecomp() { Normalizer* norm = new Normalizer("", UNORM_NFD); iterateTest(norm, canonTests, ARRAY_LENGTH(canonTests), 1); staticTest(UNORM_NFD, 0, canonTests, ARRAY_LENGTH(canonTests), 1); delete norm; } void BasicNormalizerTest::TestCompatDecomp() { Normalizer* norm = new Normalizer("", UNORM_NFKD); iterateTest(norm, compatTests, ARRAY_LENGTH(compatTests), 1); staticTest(UNORM_NFKD, 0, compatTests, ARRAY_LENGTH(compatTests), 1); delete norm; } void BasicNormalizerTest::TestCanonCompose() { Normalizer* norm = new Normalizer("", UNORM_NFC); iterateTest(norm, canonTests, ARRAY_LENGTH(canonTests), 2); staticTest(UNORM_NFC, 0, canonTests, ARRAY_LENGTH(canonTests), 2); delete norm; } void BasicNormalizerTest::TestCompatCompose() { Normalizer* norm = new Normalizer("", UNORM_NFKC); iterateTest(norm, compatTests, ARRAY_LENGTH(compatTests), 2); staticTest(UNORM_NFKC, 0, compatTests, ARRAY_LENGTH(compatTests), 2); delete norm; } //------------------------------------------------------------------------------- void BasicNormalizerTest::TestHangulCompose() { // Make sure that the static composition methods work logln("Canonical composition..."); staticTest(UNORM_NFC, 0, hangulCanon, ARRAY_LENGTH(hangulCanon), 2); logln("Compatibility composition..."); // Now try iterative composition.... logln("Static composition..."); Normalizer* norm = new Normalizer("", UNORM_NFC); iterateTest(norm, hangulCanon, ARRAY_LENGTH(hangulCanon), 2); norm->setMode(UNORM_NFKC); // And finally, make sure you can do it in reverse too logln("Reverse iteration..."); norm->setMode(UNORM_NFC); for (uint32_t i = 0; i < ARRAY_LENGTH(hangulCanon); i++) { backAndForth(norm, hangulCanon[i][0]); } delete norm; } void BasicNormalizerTest::TestHangulDecomp() { // Make sure that the static decomposition methods work logln("Canonical decomposition..."); staticTest(UNORM_NFD, 0, hangulCanon, ARRAY_LENGTH(hangulCanon), 1); logln("Compatibility decomposition..."); // Now the iterative decomposition methods... logln("Iterative decomposition..."); Normalizer* norm = new Normalizer("", UNORM_NFD); iterateTest(norm, hangulCanon, ARRAY_LENGTH(hangulCanon), 1); norm->setMode(UNORM_NFKD); // And finally, make sure you can do it in reverse too logln("Reverse iteration..."); norm->setMode(UNORM_NFD); for (uint32_t i = 0; i < ARRAY_LENGTH(hangulCanon); i++) { backAndForth(norm, hangulCanon[i][0]); } delete norm; } /** * The Tibetan vowel sign AA, 0f71, was messed up prior to Unicode version 2.1.9. */ void BasicNormalizerTest::TestTibetan(void) { UnicodeString decomp[1][3]; decomp[0][0] = str("\\u0f77"); decomp[0][1] = str("\\u0f77"); decomp[0][2] = str("\\u0fb2\\u0f71\\u0f80"); UnicodeString compose[1][3]; compose[0][0] = str("\\u0fb2\\u0f71\\u0f80"); compose[0][1] = str("\\u0fb2\\u0f71\\u0f80"); compose[0][2] = str("\\u0fb2\\u0f71\\u0f80"); staticTest(UNORM_NFD, 0, decomp, ARRAY_LENGTH(decomp), 1); staticTest(UNORM_NFKD, 0, decomp, ARRAY_LENGTH(decomp), 2); staticTest(UNORM_NFC, 0, compose, ARRAY_LENGTH(compose), 1); staticTest(UNORM_NFKC, 0, compose, ARRAY_LENGTH(compose), 2); } /** * Make sure characters in the CompositionExclusion.txt list do not get * composed to. */ void BasicNormalizerTest::TestCompositionExclusion(void) { // This list is generated from CompositionExclusion.txt. // Update whenever the normalizer tables are updated. Note // that we test all characters listed, even those that can be // derived from the Unicode DB and are therefore commented // out. // ### TODO read composition exclusion from source/data/unidata file // and test against that UnicodeString EXCLUDED = str( "\\u0340\\u0341\\u0343\\u0344\\u0374\\u037E\\u0387\\u0958" "\\u0959\\u095A\\u095B\\u095C\\u095D\\u095E\\u095F\\u09DC" "\\u09DD\\u09DF\\u0A33\\u0A36\\u0A59\\u0A5A\\u0A5B\\u0A5E" "\\u0B5C\\u0B5D\\u0F43\\u0F4D\\u0F52\\u0F57\\u0F5C\\u0F69" "\\u0F73\\u0F75\\u0F76\\u0F78\\u0F81\\u0F93\\u0F9D\\u0FA2" "\\u0FA7\\u0FAC\\u0FB9\\u1F71\\u1F73\\u1F75\\u1F77\\u1F79" "\\u1F7B\\u1F7D\\u1FBB\\u1FBE\\u1FC9\\u1FCB\\u1FD3\\u1FDB" "\\u1FE3\\u1FEB\\u1FEE\\u1FEF\\u1FF9\\u1FFB\\u1FFD\\u2000" "\\u2001\\u2126\\u212A\\u212B\\u2329\\u232A\\uF900\\uFA10" "\\uFA12\\uFA15\\uFA20\\uFA22\\uFA25\\uFA26\\uFA2A\\uFB1F" "\\uFB2A\\uFB2B\\uFB2C\\uFB2D\\uFB2E\\uFB2F\\uFB30\\uFB31" "\\uFB32\\uFB33\\uFB34\\uFB35\\uFB36\\uFB38\\uFB39\\uFB3A" "\\uFB3B\\uFB3C\\uFB3E\\uFB40\\uFB41\\uFB43\\uFB44\\uFB46" "\\uFB47\\uFB48\\uFB49\\uFB4A\\uFB4B\\uFB4C\\uFB4D\\uFB4E" ); UErrorCode status = U_ZERO_ERROR; for (int32_t i=0; i " + hex(b) + " x COMPOSE => " + hex(c)); } else if (verbose) { logln("Ok: " + hex(a) + " x DECOMP_COMPAT => " + hex(b) + " x COMPOSE => " + hex(c)); } } } /** * Test for a problem that showed up just before ICU 1.6 release * having to do with combining characters with an index of zero. * Such characters do not participate in any canonical * decompositions. However, having an index of zero means that * they all share one typeMask[] entry, that is, they all have to * map to the same canonical class, which is not the case, in * reality. */ void BasicNormalizerTest::TestZeroIndex(void) { const char* DATA[] = { // Expect col1 x COMPOSE_COMPAT => col2 // Expect col2 x DECOMP => col3 "A\\u0316\\u0300", "\\u00C0\\u0316", "A\\u0316\\u0300", "A\\u0300\\u0316", "\\u00C0\\u0316", "A\\u0316\\u0300", "A\\u0327\\u0300", "\\u00C0\\u0327", "A\\u0327\\u0300", "c\\u0321\\u0327", "c\\u0321\\u0327", "c\\u0321\\u0327", "c\\u0327\\u0321", "\\u00E7\\u0321", "c\\u0327\\u0321", }; int32_t DATA_length = UPRV_LENGTHOF(DATA); for (int32_t i=0; i " + hex(b)); } else { errln((UnicodeString)"FAIL: " + hex(a) + " x COMPOSE_COMPAT => " + hex(b) + ", expect " + hex(exp)); } } Normalizer::normalize(b, UNORM_NFD, 0, a, status); if (U_FAILURE(status)) { dataerrln("Error calling normalize UNORM_NFD: %s", u_errorName(status)); } else { UnicodeString exp = UnicodeString(DATA[i+2], "").unescape(); if (a == exp) { logln((UnicodeString)"Ok: " + hex(b) + " x DECOMP => " + hex(a)); } else { errln((UnicodeString)"FAIL: " + hex(b) + " x DECOMP => " + hex(a) + ", expect " + hex(exp)); } } } } /** * Run a few specific cases that are failing for Verisign. */ void BasicNormalizerTest::TestVerisign(void) { /* > Their input: > 05B8 05B9 05B1 0591 05C3 05B0 05AC 059F > Their output (supposedly from ICU): > 05B8 05B1 05B9 0591 05C3 05B0 05AC 059F > My output from charlint: > 05B1 05B8 05B9 0591 05C3 05B0 05AC 059F 05B8 05B9 05B1 0591 05C3 05B0 05AC 059F => 05B1 05B8 05B9 0591 05C3 05B0 05AC 059F U+05B8 18 E HEBREW POINT QAMATS U+05B9 19 F HEBREW POINT HOLAM U+05B1 11 HEBREW POINT HATAF SEGOL U+0591 220 HEBREW ACCENT ETNAHTA U+05C3 0 HEBREW PUNCTUATION SOF PASUQ U+05B0 10 HEBREW POINT SHEVA U+05AC 230 HEBREW ACCENT ILUY U+059F 230 HEBREW ACCENT QARNEY PARA U+05B1 11 HEBREW POINT HATAF SEGOL U+05B8 18 HEBREW POINT QAMATS U+05B9 19 HEBREW POINT HOLAM U+0591 220 HEBREW ACCENT ETNAHTA U+05C3 0 HEBREW PUNCTUATION SOF PASUQ U+05B0 10 HEBREW POINT SHEVA U+05AC 230 HEBREW ACCENT ILUY U+059F 230 HEBREW ACCENT QARNEY PARA Wrong result: U+05B8 18 HEBREW POINT QAMATS U+05B1 11 HEBREW POINT HATAF SEGOL U+05B9 19 HEBREW POINT HOLAM U+0591 220 HEBREW ACCENT ETNAHTA U+05C3 0 HEBREW PUNCTUATION SOF PASUQ U+05B0 10 HEBREW POINT SHEVA U+05AC 230 HEBREW ACCENT ILUY U+059F 230 HEBREW ACCENT QARNEY PARA > Their input: >0592 05B7 05BC 05A5 05B0 05C0 05C4 05AD >Their output (supposedly from ICU): >0592 05B0 05B7 05BC 05A5 05C0 05AD 05C4 >My output from charlint: >05B0 05B7 05BC 05A5 0592 05C0 05AD 05C4 0592 05B7 05BC 05A5 05B0 05C0 05C4 05AD => 05B0 05B7 05BC 05A5 0592 05C0 05AD 05C4 U+0592 230 HEBREW ACCENT SEGOL U+05B7 17 HEBREW POINT PATAH U+05BC 21 HEBREW POINT DAGESH OR MAPIQ U+05A5 220 HEBREW ACCENT MERKHA U+05B0 10 HEBREW POINT SHEVA U+05C0 0 HEBREW PUNCTUATION PASEQ U+05C4 230 HEBREW MARK UPPER DOT U+05AD 222 HEBREW ACCENT DEHI U+05B0 10 HEBREW POINT SHEVA U+05B7 17 HEBREW POINT PATAH U+05BC 21 HEBREW POINT DAGESH OR MAPIQ U+05A5 220 HEBREW ACCENT MERKHA U+0592 230 HEBREW ACCENT SEGOL U+05C0 0 HEBREW PUNCTUATION PASEQ U+05AD 222 HEBREW ACCENT DEHI U+05C4 230 HEBREW MARK UPPER DOT Wrong result: U+0592 230 HEBREW ACCENT SEGOL U+05B0 10 HEBREW POINT SHEVA U+05B7 17 HEBREW POINT PATAH U+05BC 21 HEBREW POINT DAGESH OR MAPIQ U+05A5 220 HEBREW ACCENT MERKHA U+05C0 0 HEBREW PUNCTUATION PASEQ U+05AD 222 HEBREW ACCENT DEHI U+05C4 230 HEBREW MARK UPPER DOT */ UnicodeString data[2][3]; data[0][0] = str("\\u05B8\\u05B9\\u05B1\\u0591\\u05C3\\u05B0\\u05AC\\u059F"); data[0][1] = str("\\u05B1\\u05B8\\u05B9\\u0591\\u05C3\\u05B0\\u05AC\\u059F"); data[0][2] = str(""); data[1][0] = str("\\u0592\\u05B7\\u05BC\\u05A5\\u05B0\\u05C0\\u05C4\\u05AD"); data[1][1] = str("\\u05B0\\u05B7\\u05BC\\u05A5\\u0592\\u05C0\\u05AD\\u05C4"); data[1][2] = str(""); staticTest(UNORM_NFD, 0, data, ARRAY_LENGTH(data), 1); staticTest(UNORM_NFC, 0, data, ARRAY_LENGTH(data), 1); } //------------------------------------------------------------------------ // Internal utilities // UnicodeString BasicNormalizerTest::hex(UChar ch) { UnicodeString result; return appendHex(ch, 4, result); } UnicodeString BasicNormalizerTest::hex(const UnicodeString& s) { UnicodeString result; for (int i = 0; i < s.length(); ++i) { if (i != 0) result += (UChar)0x2c/*,*/; appendHex(s[i], 4, result); } return result; } inline static void insert(UnicodeString& dest, int pos, UChar32 ch) { dest.replace(pos, 0, ch); } void BasicNormalizerTest::backAndForth(Normalizer* iter, const UnicodeString& input) { UChar32 ch; UErrorCode status = U_ZERO_ERROR; iter->setText(input, status); // Run through the iterator forwards and stick it into a StringBuffer UnicodeString forward; for (ch = iter->first(); ch != iter->DONE; ch = iter->next()) { forward += ch; } // Now do it backwards UnicodeString reverse; for (ch = iter->last(); ch != iter->DONE; ch = iter->previous()) { insert(reverse, 0, ch); } if (forward != reverse) { errln("Forward/reverse mismatch for input " + hex(input) + ", forward: " + hex(forward) + ", backward: " + hex(reverse)); } } void BasicNormalizerTest::staticTest(UNormalizationMode mode, int options, UnicodeString tests[][3], int length, int outCol) { UErrorCode status = U_ZERO_ERROR; for (int i = 0; i < length; i++) { UnicodeString& input = tests[i][0]; UnicodeString& expect = tests[i][outCol]; logln("Normalizing '" + input + "' (" + hex(input) + ")" ); UnicodeString output; Normalizer::normalize(input, mode, options, output, status); if (output != expect) { dataerrln(UnicodeString("ERROR: case ") + i + " normalized " + hex(input) + "\n" + " expected " + hex(expect) + "\n" + " static got " + hex(output) ); } } } void BasicNormalizerTest::iterateTest(Normalizer* iter, UnicodeString tests[][3], int length, int outCol) { UErrorCode status = U_ZERO_ERROR; for (int i = 0; i < length; i++) { UnicodeString& input = tests[i][0]; UnicodeString& expect = tests[i][outCol]; logln("Normalizing '" + input + "' (" + hex(input) + ")" ); iter->setText(input, status); assertEqual(input, expect, iter, UnicodeString("ERROR: case ") + i + " "); } } void BasicNormalizerTest::assertEqual(const UnicodeString& input, const UnicodeString& expected, Normalizer* iter, const UnicodeString& errPrefix) { UnicodeString result; for (UChar32 ch = iter->first(); ch != iter->DONE; ch = iter->next()) { result += ch; } if (result != expected) { dataerrln(errPrefix + "normalized " + hex(input) + "\n" + " expected " + hex(expected) + "\n" + " iterate got " + hex(result) ); } } // helper class for TestPreviousNext() // simple UTF-32 character iterator class UChar32Iterator { public: UChar32Iterator(const UChar32 *text, int32_t len, int32_t index) : s(text), length(len), i(index) {} UChar32 current() { if(i0) { return s[--i]; } else { return 0xffff; } } int32_t getIndex() { return i; } private: const UChar32 *s; int32_t length, i; }; void BasicNormalizerTest::TestPreviousNext(const UChar *src, int32_t srcLength, const UChar32 *expect, int32_t expectLength, const int32_t *expectIndex, // its length=expectLength+1 int32_t srcMiddle, int32_t expectMiddle, const char *moves, UNormalizationMode mode, const char *name) { // Sanity check non-iterative normalization. { IcuTestErrorCode errorCode(*this, "TestPreviousNext"); UnicodeString result; Normalizer::normalize(UnicodeString(src, srcLength), mode, 0, result, errorCode); if (errorCode.isFailure()) { dataerrln("error: non-iterative normalization of %s failed: %s", name, errorCode.errorName()); errorCode.reset(); return; } // UnicodeString::fromUTF32(expect, expectLength) // would turn unpaired surrogates into U+FFFD. for (int32_t i = 0, j = 0; i < result.length(); ++j) { UChar32 c = result.char32At(i); if (c != expect[j]) { errln("error: non-iterative normalization of %s did not yield the expected result", name); } i += U16_LENGTH(c); } } // iterators Normalizer iter(src, srcLength, mode); // test getStaticClassID and getDynamicClassID if(iter.getDynamicClassID() != Normalizer::getStaticClassID()) { errln("getStaticClassID != getDynamicClassID for Normalizer."); } UChar32Iterator iter32(expect, expectLength, expectMiddle); UChar32 c1, c2; char m; // initially set the indexes into the middle of the strings iter.setIndexOnly(srcMiddle); // move around and compare the iteration code points with // the expected ones const char *move=moves; while((m=*move++)!=0) { if(m=='-') { c1=iter.previous(); c2=iter32.previous(); } else if(m=='0') { c1=iter.current(); c2=iter32.current(); } else /* m=='+' */ { c1=iter.next(); c2=iter32.next(); } // compare results if(c1!=c2) { // copy the moves until the current (m) move, and terminate char history[64]; uprv_strcpy(history, moves); history[move-moves]=0; dataerrln("error: mismatch in Normalizer iteration (%s) at %s: " "got c1=U+%04lx != expected c2=U+%04lx", name, history, c1, c2); break; } // compare indexes if(iter.getIndex()!=expectIndex[iter32.getIndex()]) { // copy the moves until the current (m) move, and terminate char history[64]; uprv_strcpy(history, moves); history[move-moves]=0; errln("error: index mismatch in Normalizer iteration (%s) at %s: " "Normalizer index %ld expected %ld\n", name, history, iter.getIndex(), expectIndex[iter32.getIndex()]); break; } } } void BasicNormalizerTest::TestPreviousNext() { // src and expect strings static const UChar src[]={ U16_LEAD(0x2f999), U16_TRAIL(0x2f999), U16_LEAD(0x1d15f), U16_TRAIL(0x1d15f), 0xc4, 0x1ed0 }; static const UChar32 expect[]={ 0x831d, 0x1d158, 0x1d165, 0x41, 0x308, 0x4f, 0x302, 0x301 }; // expected src indexes corresponding to expect indexes static const int32_t expectIndex[]={ 0, 2, 2, 4, 4, 5, 5, 5, 6 // behind last character }; // src and expect strings for regression test for j2911 static const UChar src_j2911[]={ U16_LEAD(0x2f999), U16_TRAIL(0x2f999), 0xdd00, 0xd900, // unpaired surrogates - regression test for j2911 0xc4, 0x4f, 0x302, 0x301 }; static const UChar32 expect_j2911[]={ 0x831d, 0xdd00, 0xd900, // unpaired surrogates - regression test for j2911 0xc4, 0x1ed0 }; // expected src indexes corresponding to expect indexes static const int32_t expectIndex_j2911[]={ 0, 2, 3, 4, 5, 8 // behind last character }; // initial indexes into the src and expect strings // for both sets of test data enum { SRC_MIDDLE=4, EXPECT_MIDDLE=3, SRC_MIDDLE_2=2, EXPECT_MIDDLE_2=1 }; // movement vector // - for previous(), 0 for current(), + for next() // for both sets of test data static const char *const moves="0+0+0--0-0-+++0--+++++++0--------"; TestPreviousNext(src, UPRV_LENGTHOF(src), expect, UPRV_LENGTHOF(expect), expectIndex, SRC_MIDDLE, EXPECT_MIDDLE, moves, UNORM_NFD, "basic"); TestPreviousNext(src_j2911, UPRV_LENGTHOF(src_j2911), expect_j2911, UPRV_LENGTHOF(expect_j2911), expectIndex_j2911, SRC_MIDDLE, EXPECT_MIDDLE, moves, UNORM_NFKC, "j2911"); // try again from different "middle" indexes TestPreviousNext(src, UPRV_LENGTHOF(src), expect, UPRV_LENGTHOF(expect), expectIndex, SRC_MIDDLE_2, EXPECT_MIDDLE_2, moves, UNORM_NFD, "basic_2"); TestPreviousNext(src_j2911, UPRV_LENGTHOF(src_j2911), expect_j2911, UPRV_LENGTHOF(expect_j2911), expectIndex_j2911, SRC_MIDDLE_2, EXPECT_MIDDLE_2, moves, UNORM_NFKC, "j2911_2"); } void BasicNormalizerTest::TestConcatenate() { static const char *const cases[][4]={ /* mode, left, right, result */ { "C", "re", "\\u0301sum\\u00e9", "r\\u00e9sum\\u00e9" }, { "C", "a\\u1100", "\\u1161bcdefghijk", "a\\uac00bcdefghijk" }, /* ### TODO: add more interesting cases */ { "D", "\\u03B1\\u0345", "\\u0C4D\\U000110BA\\U0001D169", "\\u03B1\\U0001D169\\U000110BA\\u0C4D\\u0345" } }; UnicodeString left, right, expect, result, r; UErrorCode errorCode; UNormalizationMode mode; int32_t i; /* test concatenation */ for(i=0; i got: " + hex(result)); } } /* test error cases */ /* left.getBuffer()==result.getBuffer() */ result=r=expect=UnicodeString("zz", ""); errorCode=U_UNEXPECTED_TOKEN; r=Normalizer::concatenate(left, right, result, mode, 0, errorCode); if(errorCode!=U_UNEXPECTED_TOKEN || result!=r || !result.isBogus()) { errln("error in Normalizer::concatenate(), violates UErrorCode protocol"); } left.setToBogus(); errorCode=U_ZERO_ERROR; r=Normalizer::concatenate(left, right, result, mode, 0, errorCode); if(errorCode!=U_ILLEGAL_ARGUMENT_ERROR || result!=r || !result.isBogus()) { errln("error in Normalizer::concatenate(), does not detect left.isBogus()"); } } // reference implementation of Normalizer::compare static int32_t ref_norm_compare(const UnicodeString &s1, const UnicodeString &s2, uint32_t options, UErrorCode &errorCode) { UnicodeString r1, r2, t1, t2; int32_t normOptions=(int32_t)(options>>UNORM_COMPARE_NORM_OPTIONS_SHIFT); if(options&U_COMPARE_IGNORE_CASE) { Normalizer::decompose(s1, FALSE, normOptions, r1, errorCode); Normalizer::decompose(s2, FALSE, normOptions, r2, errorCode); r1.foldCase(options); r2.foldCase(options); } else { r1=s1; r2=s2; } Normalizer::decompose(r1, FALSE, normOptions, t1, errorCode); Normalizer::decompose(r2, FALSE, normOptions, t2, errorCode); if(options&U_COMPARE_CODE_POINT_ORDER) { return t1.compareCodePointOrder(t2); } else { return t1.compare(t2); } } // test wrapper for Normalizer::compare, sets UNORM_INPUT_IS_FCD appropriately static int32_t _norm_compare(const UnicodeString &s1, const UnicodeString &s2, uint32_t options, UErrorCode &errorCode) { int32_t normOptions=(int32_t)(options>>UNORM_COMPARE_NORM_OPTIONS_SHIFT); if( UNORM_YES==Normalizer::quickCheck(s1, UNORM_FCD, normOptions, errorCode) && UNORM_YES==Normalizer::quickCheck(s2, UNORM_FCD, normOptions, errorCode)) { options|=UNORM_INPUT_IS_FCD; } return Normalizer::compare(s1, s2, options, errorCode); } // reference implementation of UnicodeString::caseCompare static int32_t ref_case_compare(const UnicodeString &s1, const UnicodeString &s2, uint32_t options) { UnicodeString t1, t2; t1=s1; t2=s2; t1.foldCase(options); t2.foldCase(options); if(options&U_COMPARE_CODE_POINT_ORDER) { return t1.compareCodePointOrder(t2); } else { return t1.compare(t2); } } // reduce an integer to -1/0/1 static inline int32_t _sign(int32_t value) { if(value==0) { return 0; } else { return (value>>31)|1; } } static const char * _signString(int32_t value) { if(value<0) { return "<0"; } else if(value==0) { return "=0"; } else /* value>0 */ { return ">0"; } } void BasicNormalizerTest::TestCompare() { // test Normalizer::compare and unorm_compare (thinly wrapped by the former) // by comparing it with its semantic equivalent // since we trust the pieces, this is sufficient // test each string with itself and each other // each time with all options static const char *const strings[]={ // some cases from NormalizationTest.txt // 0..3 "D\\u031B\\u0307\\u0323", "\\u1E0C\\u031B\\u0307", "D\\u031B\\u0323\\u0307", "d\\u031B\\u0323\\u0307", // 4..6 "\\u00E4", "a\\u0308", "A\\u0308", // Angstrom sign = A ring // 7..10 "\\u212B", "\\u00C5", "A\\u030A", "a\\u030A", // 11.14 "a\\u059A\\u0316\\u302A\\u032Fb", "a\\u302A\\u0316\\u032F\\u059Ab", "a\\u302A\\u0316\\u032F\\u059Ab", "A\\u059A\\u0316\\u302A\\u032Fb", // from ICU case folding tests // 15..20 "A\\u00df\\u00b5\\ufb03\\U0001040c\\u0131", "ass\\u03bcffi\\U00010434i", "\\u0061\\u0042\\u0131\\u03a3\\u00df\\ufb03\\ud93f\\udfff", "\\u0041\\u0062\\u0069\\u03c3\\u0073\\u0053\\u0046\\u0066\\u0049\\ud93f\\udfff", "\\u0041\\u0062\\u0131\\u03c3\\u0053\\u0073\\u0066\\u0046\\u0069\\ud93f\\udfff", "\\u0041\\u0062\\u0069\\u03c3\\u0073\\u0053\\u0046\\u0066\\u0049\\ud93f\\udffd", // U+d800 U+10001 see implementation comment in unorm_cmpEquivFold // vs. U+10000 at bottom - code point order // 21..22 "\\ud800\\ud800\\udc01", "\\ud800\\udc00", // other code point order tests from ustrtest.cpp // 23..31 "\\u20ac\\ud801", "\\u20ac\\ud800\\udc00", "\\ud800", "\\ud800\\uff61", "\\udfff", "\\uff61\\udfff", "\\uff61\\ud800\\udc02", "\\ud800\\udc02", "\\ud84d\\udc56", // long strings, see cnormtst.c/TestNormCoverage() // equivalent if case-insensitive // 32..33 "\\uAD8B\\uAD8B\\uAD8B\\uAD8B" "\\U0001d15e\\U0001d157\\U0001d165\\U0001d15e\\U0001d15e\\U0001d15e\\U0001d15e" "\\U0001d15e\\U0001d157\\U0001d165\\U0001d15e\\U0001d15e\\U0001d15e\\U0001d15e" "\\U0001d15e\\U0001d157\\U0001d165\\U0001d15e\\U0001d15e\\U0001d15e\\U0001d15e" "\\U0001d157\\U0001d165\\U0001d15e\\U0001d15e\\U0001d15e\\U0001d15e\\U0001d15e" "\\U0001d157\\U0001d165\\U0001d15e\\U0001d15e\\U0001d15e\\U0001d15e\\U0001d15e" "aaaaaaaaaaaaaaaaaazzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz" "bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb" "ccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc" "ddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd" "\\uAD8B\\uAD8B\\uAD8B\\uAD8B" "d\\u031B\\u0307\\u0323", "\\u1100\\u116f\\u11aa\\uAD8B\\uAD8B\\u1100\\u116f\\u11aa" "\\U0001d157\\U0001d165\\U0001d15e\\U0001d15e\\U0001d15e\\U0001d15e\\U0001d15e" "\\U0001d157\\U0001d165\\U0001d15e\\U0001d15e\\U0001d15e\\U0001d15e\\U0001d15e" "\\U0001d157\\U0001d165\\U0001d15e\\U0001d15e\\U0001d15e\\U0001d15e\\U0001d15e" "\\U0001d15e\\U0001d157\\U0001d165\\U0001d15e\\U0001d15e\\U0001d15e\\U0001d15e" "\\U0001d15e\\U0001d157\\U0001d165\\U0001d15e\\U0001d15e\\U0001d15e\\U0001d15e" "aaaaaaaaaaAAAAAAAAZZZZZZZZZZZZZZZZzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz" "bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb" "ccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc" "ddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd" "\\u1100\\u116f\\u11aa\\uAD8B\\uAD8B\\u1100\\u116f\\u11aa" "\\u1E0C\\u031B\\u0307", // some strings that may make a difference whether the compare function // case-folds or decomposes first // 34..41 "\\u0360\\u0345\\u0334", "\\u0360\\u03b9\\u0334", "\\u0360\\u1f80\\u0334", "\\u0360\\u03b1\\u0313\\u03b9\\u0334", "\\u0360\\u1ffc\\u0334", "\\u0360\\u03c9\\u03b9\\u0334", "a\\u0360\\u0345\\u0360\\u0345b", "a\\u0345\\u0360\\u0345\\u0360b", // interesting cases for canonical caseless match with turkic i handling // 42..43 "\\u00cc", "\\u0069\\u0300", // strings with post-Unicode 3.2 normalization or normalization corrections // 44..45 "\\u00e4\\u193b\\U0002f868", "\\u0061\\u193b\\u0308\\u36fc", // empty string // 46 "" }; UnicodeString s[100]; // at least as many items as in strings[] ! // all combinations of options // UNORM_INPUT_IS_FCD is set automatically if both input strings fulfill FCD conditions // set UNORM_UNICODE_3_2 in one additional combination static const struct { uint32_t options; const char *name; } opt[]={ { 0, "default" }, { U_COMPARE_CODE_POINT_ORDER, "c.p. order" }, { U_COMPARE_IGNORE_CASE, "ignore case" }, { U_COMPARE_CODE_POINT_ORDER|U_COMPARE_IGNORE_CASE, "c.p. order & ignore case" }, { U_COMPARE_IGNORE_CASE|U_FOLD_CASE_EXCLUDE_SPECIAL_I, "ignore case & special i" }, { U_COMPARE_CODE_POINT_ORDER|U_COMPARE_IGNORE_CASE|U_FOLD_CASE_EXCLUDE_SPECIAL_I, "c.p. order & ignore case & special i" }, { UNORM_UNICODE_3_2<ensureCanonIterData(errorCode)) { dataerrln("Normalizer2Factory::getNFCImpl().ensureCanonIterData() failed: %s", u_errorName(errorCode)); return; } // collect all sets into one for contiguous output for(i=0; igetCanonStartSet(iI[i], iSet)) { set.addAll(iSet); } } // test all of these precomposed characters const Normalizer2 *nfcNorm2=Normalizer2::getNFCInstance(errorCode); UnicodeSetIterator it(set); while(it.next() && !it.isString()) { UChar32 c=it.getCodepoint(); if(!nfcNorm2->getDecomposition(c, s2)) { dataerrln("NFC.getDecomposition(i-composite U+%04lx) failed", (long)c); return; } s1.setTo(c); for(k=0; kgetDecomposition(0x20, s2) || nfcNorm2->getDecomposition(0x4e00, s2) || nfcNorm2->getDecomposition(0x20002, s2) ) { errln("NFC.getDecomposition() returns TRUE for characters which do not have decompositions"); } // test getRawDecomposition() for some characters that do not decompose if( nfcNorm2->getRawDecomposition(0x20, s2) || nfcNorm2->getRawDecomposition(0x4e00, s2) || nfcNorm2->getRawDecomposition(0x20002, s2) ) { errln("NFC.getRawDecomposition() returns TRUE for characters which do not have decompositions"); } // test composePair() for some pairs of characters that do not compose if( nfcNorm2->composePair(0x20, 0x301)>=0 || nfcNorm2->composePair(0x61, 0x305)>=0 || nfcNorm2->composePair(0x1100, 0x1160)>=0 || nfcNorm2->composePair(0xac00, 0x11a7)>=0 ) { errln("NFC.composePair() incorrectly composes some pairs of characters"); } // test FilteredNormalizer2::getDecomposition() UnicodeSet filter(UNICODE_STRING_SIMPLE("[^\\u00a0-\\u00ff]"), errorCode); FilteredNormalizer2 fn2(*nfcNorm2, filter); if( fn2.getDecomposition(0xe4, s1) || !fn2.getDecomposition(0x100, s2) || s2.length()!=2 || s2[0]!=0x41 || s2[1]!=0x304 ) { errln("FilteredNormalizer2(NFC, ^A0-FF).getDecomposition() failed"); } // test FilteredNormalizer2::getRawDecomposition() if( fn2.getRawDecomposition(0xe4, s1) || !fn2.getRawDecomposition(0x100, s2) || s2.length()!=2 || s2[0]!=0x41 || s2[1]!=0x304 ) { errln("FilteredNormalizer2(NFC, ^A0-FF).getRawDecomposition() failed"); } // test FilteredNormalizer2::composePair() if( 0x100!=fn2.composePair(0x41, 0x304) || fn2.composePair(0xc7, 0x301)>=0 // unfiltered result: U+1E08 ) { errln("FilteredNormalizer2(NFC, ^A0-FF).composePair() failed"); } } // verify that case-folding does not un-FCD strings int32_t BasicNormalizerTest::countFoldFCDExceptions(uint32_t foldingOptions) { UnicodeString s, fold, d; UChar32 c; int32_t count; uint8_t cc, trailCC, foldCC, foldTrailCC; UNormalizationCheckResult qcResult; int8_t category; UBool isNFD; UErrorCode errorCode; logln("Test if case folding may un-FCD a string (folding options %04lx)", foldingOptions); count=0; for(c=0; c<=0x10ffff; ++c) { errorCode = U_ZERO_ERROR; category=u_charType(c); if(category==U_UNASSIGNED) { continue; // skip unassigned code points } if(c==0xac00) { c=0xd7a3; // skip Hangul - no case folding there continue; } // skip Han blocks - no case folding there either if(c==0x3400) { c=0x4db5; continue; } if(c==0x4e00) { c=0x9fa5; continue; } if(c==0x20000) { c=0x2a6d6; continue; } s.setTo(c); // get leading and trailing cc for c Normalizer::decompose(s, FALSE, 0, d, errorCode); isNFD= s==d; cc=u_getCombiningClass(d.char32At(0)); trailCC=u_getCombiningClass(d.char32At(d.length()-1)); // get leading and trailing cc for the case-folding of c s.foldCase(foldingOptions); Normalizer::decompose(s, FALSE, 0, d, errorCode); foldCC=u_getCombiningClass(d.char32At(0)); foldTrailCC=u_getCombiningClass(d.char32At(d.length()-1)); qcResult=Normalizer::quickCheck(s, UNORM_FCD, errorCode); if (U_FAILURE(errorCode)) { ++count; dataerrln("U+%04lx: Failed with error %s", u_errorName(errorCode)); } // bad: // - character maps to empty string: adjacent characters may then need reordering // - folding has different leading/trailing cc's, and they don't become just 0 // - folding itself is not FCD if( qcResult!=UNORM_YES || s.isEmpty() || (cc!=foldCC && foldCC!=0) || (trailCC!=foldTrailCC && foldTrailCC!=0) ) { ++count; dataerrln("U+%04lx: case-folding may un-FCD a string (folding options %04lx)", c, foldingOptions); dataerrln(" cc %02x trailCC %02x foldCC(U+%04lx) %02x foldTrailCC(U+%04lx) %02x quickCheck(folded)=%d", cc, trailCC, d.char32At(0), foldCC, d.char32At(d.length()-1), foldTrailCC, qcResult); continue; } // also bad: // if a code point is in NFD but its case folding is not, then // unorm_compare will also fail if(isNFD && UNORM_YES!=Normalizer::quickCheck(s, UNORM_NFD, errorCode)) { ++count; errln("U+%04lx: case-folding un-NFDs this character (folding options %04lx)", c, foldingOptions); } } logln("There are %ld code points for which case-folding may un-FCD a string (folding options %04lx)", count, foldingOptions); return count; } void BasicNormalizerTest::FindFoldFCDExceptions() { int32_t count; count=countFoldFCDExceptions(0); count+=countFoldFCDExceptions(U_FOLD_CASE_EXCLUDE_SPECIAL_I); if(count>0) { /* * If case-folding un-FCDs any strings, then unorm_compare() must be * re-implemented. * It currently assumes that one can check for FCD then case-fold * and then still have FCD strings for raw decomposition without reordering. */ dataerrln("error: There are %ld code points for which case-folding may un-FCD a string for all folding options.\n" "See comment in BasicNormalizerTest::FindFoldFCDExceptions()!", count); } } static void initExpectedSkippables(UnicodeSet skipSets[UNORM_MODE_COUNT], UErrorCode &errorCode) { skipSets[UNORM_NFD].applyPattern( UNICODE_STRING_SIMPLE("[[:NFD_QC=Yes:]&[:ccc=0:]]"), errorCode); skipSets[UNORM_NFC].applyPattern( UNICODE_STRING_SIMPLE("[[:NFC_QC=Yes:]&[:ccc=0:]-[:HST=LV:]]"), errorCode); skipSets[UNORM_NFKD].applyPattern( UNICODE_STRING_SIMPLE("[[:NFKD_QC=Yes:]&[:ccc=0:]]"), errorCode); skipSets[UNORM_NFKC].applyPattern( UNICODE_STRING_SIMPLE("[[:NFKC_QC=Yes:]&[:ccc=0:]-[:HST=LV:]]"), errorCode); // Remove from the NFC and NFKC sets all those characters that change // when a back-combining character is added. // First, get all of the back-combining characters and their combining classes. UnicodeSet combineBack("[:NFC_QC=Maybe:]", errorCode); int32_t numCombineBack=combineBack.size(); int32_t *combineBackCharsAndCc=new int32_t[numCombineBack*2]; UnicodeSetIterator iter(combineBack); for(int32_t i=0; i unsure(&(skipSets[UNORM_NFC].clone())->removeAll(notInteresting)); // System.out.format("unsure.size()=%d\n", unsure.size()); // For each character about which we are unsure, see if it changes when we add // one of the back-combining characters. const Normalizer2 *norm2=Normalizer2::getNFCInstance(errorCode); UnicodeString s; iter.reset(*unsure); while(iter.next()) { UChar32 c=iter.getCodepoint(); s.setTo(c); int32_t cLength=s.length(); int32_t tccc=u_getIntPropertyValue(c, UCHAR_TRAIL_CANONICAL_COMBINING_CLASS); for(int32_t i=0; iisNormalized(s, errorCode)) { // System.out.format("remove U+%04x (tccc=%d) + U+%04x (cc=%d)\n", c, tccc, c2, cc2); skipSets[UNORM_NFC].remove(c); skipSets[UNORM_NFKC].remove(c); break; } s.truncate(cLength); } } } delete [] combineBackCharsAndCc; } static const char *const kModeStrings[UNORM_MODE_COUNT] = { "?", "none", "D", "KD", "C", "KC", "FCD" }; void BasicNormalizerTest::TestSkippable() { UnicodeSet diff, skipSets[UNORM_MODE_COUNT], expectSets[UNORM_MODE_COUNT]; UnicodeString s, pattern; /* build NF*Skippable sets from runtime data */ IcuTestErrorCode errorCode(*this, "TestSkippable"); skipSets[UNORM_NFD].applyPattern(UNICODE_STRING_SIMPLE("[:NFD_Inert:]"), errorCode); skipSets[UNORM_NFKD].applyPattern(UNICODE_STRING_SIMPLE("[:NFKD_Inert:]"), errorCode); skipSets[UNORM_NFC].applyPattern(UNICODE_STRING_SIMPLE("[:NFC_Inert:]"), errorCode); skipSets[UNORM_NFKC].applyPattern(UNICODE_STRING_SIMPLE("[:NFKC_Inert:]"), errorCode); if(errorCode.errDataIfFailureAndReset("UnicodeSet(NF..._Inert) failed")) { return; } /* get expected sets from hardcoded patterns */ initExpectedSkippables(expectSets, errorCode); errorCode.assertSuccess(); for(int32_t i=UNORM_NONE; inormalize(input, errorCode); if(result!=expected) { errln("custom compose Normalizer2 did not normalize input %d as expected", i); } } } void BasicNormalizerTest::TestCustomFCC() { static const StringPair pairs[]={ // ICU 63 normalization with UCPTrie requires inert surrogate code points. // { "\\uD801\\uE000\\uDFFE", "" }, // { "\\uD800\\uD801\\uE000\\uDFFE\\uDFFF", "\\uD7FF\\uFFFF" }, // { "\\uD800\\uD801\\uDFFE\\uDFFF", "\\uD7FF\\U000107FE\\uFFFF" }, { "\\uD801\\uE000\\uDFFE", "\\uD801\\uDFFE" }, { "\\uD800\\uD801\\uE000\\uDFFE\\uDFFF", "\\uD800\\uD801\\uDFFE\\uDFFF" }, { "\\uD800\\uD801\\uDFFE\\uDFFF", "\\uD800\\U000107FE\\uDFFF" }, // The following expected result is different from CustomComp // because of only-contiguous composition. { "\\uE001\\U000110B9\\u0345\\u0308\\u0327", "\\uE001\\U000110B9\\u0327\\u0308\\u0345" }, { "\\uE010\\U000F0011\\uE012", "\\uE011\\uE012" }, { "\\uE010\\U000F0011\\U000F0011\\uE012", "\\uE011\\U000F0010" }, { "\\uE111\\u1161\\uE112\\u1162", "\\uAE4C\\u1102\\u0062\\u1162" }, { "\\uFFF3\\uFFF7\\U00010036\\U00010077", "\\U00010037\\U00010037\\uFFF6\\U00010037" } }; IcuTestErrorCode errorCode(*this, "BasicNormalizerTest/TestCustomFCC"); const Normalizer2 *customNorm2= Normalizer2::getInstance(loadTestData(errorCode), "testnorm", UNORM2_COMPOSE_CONTIGUOUS, errorCode); if(errorCode.errDataIfFailureAndReset("unable to load testdata/testnorm.nrm")) { return; } for(int32_t i=0; inormalize(input, errorCode); if(result!=expected) { errln("custom FCC Normalizer2 did not normalize input %d as expected", i); } } } /* Improve code coverage of Normalizer2 */ void BasicNormalizerTest::TestFilteredNormalizer2Coverage() { UErrorCode errorCode = U_ZERO_ERROR; const Normalizer2 *nfcNorm2=Normalizer2::getNFCInstance(errorCode); if (U_FAILURE(errorCode)) { dataerrln("Normalizer2::getNFCInstance() call failed - %s", u_errorName(errorCode)); return; } UnicodeSet filter(UNICODE_STRING_SIMPLE("[^\\u00a0-\\u00ff\\u0310-\\u031f]"), errorCode); FilteredNormalizer2 fn2(*nfcNorm2, filter); UChar32 char32 = 0x0054; if (fn2.isInert(char32)) { errln("FilteredNormalizer2.isInert() failed."); } if (fn2.hasBoundaryAfter(char32)) { errln("FilteredNormalizer2.hasBoundaryAfter() failed."); } UChar32 c; for(c=0; c<=0x3ff; ++c) { uint8_t expectedCC= filter.contains(c) ? nfcNorm2->getCombiningClass(c) : 0; uint8_t cc=fn2.getCombiningClass(c); if(cc!=expectedCC) { errln( UnicodeString("FilteredNormalizer2(NFC, ^A0-FF,310-31F).getCombiningClass(U+")+ hex(c)+ ")==filtered NFC.getCC()"); } } UnicodeString newString1 = UNICODE_STRING_SIMPLE("[^\\u0100-\\u01ff]"); UnicodeString newString2 = UNICODE_STRING_SIMPLE("[^\\u0200-\\u02ff]"); fn2.append(newString1, newString2, errorCode); if (U_FAILURE(errorCode)) { errln("FilteredNormalizer2.append() failed."); } } void BasicNormalizerTest::TestNormalizeUTF8WithEdits() { IcuTestErrorCode errorCode(*this, "TestNormalizeUTF8WithEdits"); const Normalizer2 *nfkc_cf=Normalizer2::getNFKCCasefoldInstance(errorCode); if(errorCode.errDataIfFailureAndReset("Normalizer2::getNFKCCasefoldInstance() call failed")) { return; } static const StringPiece src = u8" AÄA\u0308A\u0308\u00ad\u0323Ä\u0323,\u00ad\u1100\u1161가\u11A8가\u3133 "; StringPiece expected = u8" aääạ\u0308ạ\u0308,가각갃 "; std::string result; StringByteSink sink(&result, static_cast(expected.length())); Edits edits; nfkc_cf->normalizeUTF8(0, src, sink, &edits, errorCode); assertSuccess("normalizeUTF8 with Edits", errorCode.get()); assertEquals("normalizeUTF8 with Edits", expected.data(), result.c_str()); static const EditChange expectedChanges[] = { { FALSE, 2, 2 }, // 2 spaces { TRUE, 1, 1 }, // A→a { TRUE, 2, 2 }, // Ä→ä { TRUE, 3, 2 }, // A\u0308→ä { TRUE, 7, 5 }, // A\u0308\u00ad\u0323→ạ\u0308 removes the soft hyphen { TRUE, 4, 5 }, // Ä\u0323→ ạ\u0308 { FALSE, 1, 1 }, // comma { TRUE, 2, 0 }, // U+00AD soft hyphen maps to empty { TRUE, 6, 3 }, // \u1100\u1161→ 가 { TRUE, 6, 3 }, // 가\u11A8→ 각 { TRUE, 6, 3 }, // 가\u3133→ 갃 { FALSE, 2, 2 } // 2 spaces }; assertTrue("normalizeUTF8 with Edits hasChanges", edits.hasChanges()); assertEquals("normalizeUTF8 with Edits numberOfChanges", 9, edits.numberOfChanges()); TestUtility::checkEditsIter(*this, u"normalizeUTF8 with Edits", edits.getFineIterator(), edits.getFineIterator(), expectedChanges, UPRV_LENGTHOF(expectedChanges), TRUE, errorCode); assertFalse("isNormalizedUTF8(source)", nfkc_cf->isNormalizedUTF8(src, errorCode)); assertTrue("isNormalizedUTF8(normalized)", nfkc_cf->isNormalizedUTF8(result, errorCode)); // Omit unchanged text. expected = u8"aääạ\u0308ạ\u0308가각갃"; result.clear(); edits.reset(); nfkc_cf->normalizeUTF8(U_OMIT_UNCHANGED_TEXT, src, sink, &edits, errorCode); assertSuccess("normalizeUTF8 omit unchanged", errorCode.get()); assertEquals("normalizeUTF8 omit unchanged", expected.data(), result.c_str()); assertTrue("normalizeUTF8 omit unchanged hasChanges", edits.hasChanges()); assertEquals("normalizeUTF8 omit unchanged numberOfChanges", 9, edits.numberOfChanges()); TestUtility::checkEditsIter(*this, u"normalizeUTF8 omit unchanged", edits.getFineIterator(), edits.getFineIterator(), expectedChanges, UPRV_LENGTHOF(expectedChanges), TRUE, errorCode); // With filter: The normalization code does not see the "A" substrings. UnicodeSet filter(u"[^A]", errorCode); FilteredNormalizer2 fn2(*nfkc_cf, filter); expected = u8" AäA\u0308A\u0323\u0308ạ\u0308,가각갃 "; result.clear(); edits.reset(); fn2.normalizeUTF8(0, src, sink, &edits, errorCode); assertSuccess("filtered normalizeUTF8", errorCode.get()); assertEquals("filtered normalizeUTF8", expected.data(), result.c_str()); static const EditChange filteredChanges[] = { { FALSE, 3, 3 }, // 2 spaces + A { TRUE, 2, 2 }, // Ä→ä { FALSE, 4, 4 }, // A\u0308A { TRUE, 6, 4 }, // \u0308\u00ad\u0323→\u0323\u0308 removes the soft hyphen { TRUE, 4, 5 }, // Ä\u0323→ ạ\u0308 { FALSE, 1, 1 }, // comma { TRUE, 2, 0 }, // U+00AD soft hyphen maps to empty { TRUE, 6, 3 }, // \u1100\u1161→ 가 { TRUE, 6, 3 }, // 가\u11A8→ 각 { TRUE, 6, 3 }, // 가\u3133→ 갃 { FALSE, 2, 2 } // 2 spaces }; assertTrue("filtered normalizeUTF8 hasChanges", edits.hasChanges()); assertEquals("filtered normalizeUTF8 numberOfChanges", 7, edits.numberOfChanges()); TestUtility::checkEditsIter(*this, u"filtered normalizeUTF8", edits.getFineIterator(), edits.getFineIterator(), filteredChanges, UPRV_LENGTHOF(filteredChanges), TRUE, errorCode); assertFalse("filtered isNormalizedUTF8(source)", fn2.isNormalizedUTF8(src, errorCode)); assertTrue("filtered isNormalizedUTF8(normalized)", fn2.isNormalizedUTF8(result, errorCode)); // Omit unchanged text. // Note that the result is not normalized because the inner normalizer // does not see text across filter spans. expected = u8"ä\u0323\u0308ạ\u0308가각갃"; result.clear(); edits.reset(); fn2.normalizeUTF8(U_OMIT_UNCHANGED_TEXT, src, sink, &edits, errorCode); assertSuccess("filtered normalizeUTF8 omit unchanged", errorCode.get()); assertEquals("filtered normalizeUTF8 omit unchanged", expected.data(), result.c_str()); assertTrue("filtered normalizeUTF8 omit unchanged hasChanges", edits.hasChanges()); assertEquals("filtered normalizeUTF8 omit unchanged numberOfChanges", 7, edits.numberOfChanges()); TestUtility::checkEditsIter(*this, u"filtered normalizeUTF8 omit unchanged", edits.getFineIterator(), edits.getFineIterator(), filteredChanges, UPRV_LENGTHOF(filteredChanges), TRUE, errorCode); } void BasicNormalizerTest::TestLowMappingToEmpty_D() { IcuTestErrorCode errorCode(*this, "TestLowMappingToEmpty_D"); const Normalizer2 *n2 = Normalizer2::getInstance( nullptr, "nfkc_cf", UNORM2_DECOMPOSE, errorCode); if (errorCode.errDataIfFailureAndReset("Normalizer2::getInstance() call failed")) { return; } checkLowMappingToEmpty(*n2); UnicodeString sh(u'\u00AD'); assertFalse("soft hyphen is not normalized", n2->isNormalized(sh, errorCode)); UnicodeString result = n2->normalize(sh, errorCode); assertTrue("soft hyphen normalizes to empty", result.isEmpty()); assertEquals("soft hyphen QC=No", UNORM_NO, n2->quickCheck(sh, errorCode)); assertEquals("soft hyphen spanQuickCheckYes", 0, n2->spanQuickCheckYes(sh, errorCode)); UnicodeString s(u"\u00ADÄ\u00AD\u0323"); result = n2->normalize(s, errorCode); assertEquals("normalize string with soft hyphens", u"a\u0323\u0308", result); } void BasicNormalizerTest::TestLowMappingToEmpty_FCD() { IcuTestErrorCode errorCode(*this, "TestLowMappingToEmpty_FCD"); const Normalizer2 *n2 = Normalizer2::getInstance( nullptr, "nfkc_cf", UNORM2_FCD, errorCode); if (errorCode.errDataIfFailureAndReset("Normalizer2::getInstance() call failed")) { return; } checkLowMappingToEmpty(*n2); UnicodeString sh(u'\u00AD'); assertTrue("soft hyphen is FCD", n2->isNormalized(sh, errorCode)); UnicodeString s(u"\u00ADÄ\u00AD\u0323"); UnicodeString result = n2->normalize(s, errorCode); assertEquals("normalize string with soft hyphens", u"\u00ADa\u0323\u0308", result); } void BasicNormalizerTest::checkLowMappingToEmpty(const Normalizer2 &n2) { UnicodeString mapping; assertTrue("getDecomposition(soft hyphen)", n2.getDecomposition(0xad, mapping)); assertTrue("soft hyphen maps to empty", mapping.isEmpty()); assertFalse("soft hyphen has no boundary before", n2.hasBoundaryBefore(0xad)); assertFalse("soft hyphen has no boundary after", n2.hasBoundaryAfter(0xad)); assertFalse("soft hyphen is not inert", n2.isInert(0xad)); } void BasicNormalizerTest::TestNormalizeIllFormedText() { IcuTestErrorCode errorCode(*this, "TestNormalizeIllFormedText"); const Normalizer2 *nfkc_cf = Normalizer2::getNFKCCasefoldInstance(errorCode); if(errorCode.errDataIfFailureAndReset("Normalizer2::getNFKCCasefoldInstance() call failed")) { return; } // Normalization behavior for ill-formed text is not defined. // ICU currently treats ill-formed sequences as normalization-inert // and copies them unchanged. UnicodeString src(u" A"); src.append((char16_t)0xD800).append(u"ÄA\u0308").append((char16_t)0xD900). append(u"A\u0308\u00ad\u0323").append((char16_t)0xDBFF). append(u"Ä\u0323,\u00ad").append((char16_t)0xDC00). append(u"\u1100\u1161가\u11A8가\u3133 ").append((char16_t)0xDFFF); UnicodeString expected(u" a"); expected.append((char16_t)0xD800).append(u"ää").append((char16_t)0xD900). append(u"ạ\u0308").append((char16_t)0xDBFF). append(u"ạ\u0308,").append((char16_t)0xDC00). append(u"가각갃 ").append((char16_t)0xDFFF); UnicodeString result = nfkc_cf->normalize(src, errorCode); assertSuccess("normalize", errorCode.get()); assertEquals("normalize", expected, result); std::string src8(reinterpret_cast(u8" A")); src8.append("\x80").append(reinterpret_cast(u8"ÄA\u0308")).append("\xC0\x80"). append(reinterpret_cast(u8"A\u0308\u00ad\u0323")).append("\xED\xA0\x80"). append(reinterpret_cast(u8"Ä\u0323,\u00ad")).append("\xF4\x90\x80\x80"). append(reinterpret_cast(u8"\u1100\u1161가\u11A8가\u3133 ")).append("\xF0"); std::string expected8(reinterpret_cast(u8" a")); expected8.append("\x80").append(reinterpret_cast(u8"ää")).append("\xC0\x80"). append(reinterpret_cast(u8"ạ\u0308")).append("\xED\xA0\x80"). append(reinterpret_cast(u8"ạ\u0308,")).append("\xF4\x90\x80\x80"). append(reinterpret_cast(u8"가각갃 ")).append("\xF0"); std::string result8; StringByteSink sink(&result8); nfkc_cf->normalizeUTF8(0, src8, sink, nullptr, errorCode); assertSuccess("normalizeUTF8", errorCode.get()); assertEquals("normalizeUTF8", expected8.c_str(), result8.c_str()); } void BasicNormalizerTest::TestComposeJamoTBase() { // Algorithmic composition of Hangul syllables must not combine with JAMO_T_BASE = U+11A7 // which is not a conjoining Jamo Trailing consonant. IcuTestErrorCode errorCode(*this, "TestComposeJamoTBase"); const Normalizer2 *nfkc = Normalizer2::getNFKCInstance(errorCode); if(errorCode.errDataIfFailureAndReset("Normalizer2::getNFKCInstance() call failed")) { return; } UnicodeString s(u"\u1100\u1161\u11A7\u1100\u314F\u11A7가\u11A7"); UnicodeString expected(u"가\u11A7가\u11A7가\u11A7"); UnicodeString result = nfkc->normalize(s, errorCode); assertSuccess("normalize(LV+11A7)", errorCode.get()); assertEquals("normalize(LV+11A7)", expected, result); assertFalse("isNormalized(LV+11A7)", nfkc->isNormalized(s, errorCode)); assertTrue("isNormalized(normalized)", nfkc->isNormalized(result, errorCode)); StringPiece s8(u8"\u1100\u1161\u11A7\u1100\u314F\u11A7가\u11A7"); StringPiece expected8(u8"가\u11A7가\u11A7가\u11A7"); std::string result8; StringByteSink sink(&result8, expected8.length()); nfkc->normalizeUTF8(0, s8, sink, nullptr, errorCode); assertSuccess("normalizeUTF8(LV+11A7)", errorCode.get()); assertEquals("normalizeUTF8(LV+11A7)", expected8.data(), result8.c_str()); assertFalse("isNormalizedUTF8(LV+11A7)", nfkc->isNormalizedUTF8(s8, errorCode)); assertTrue("isNormalizedUTF8(normalized)", nfkc->isNormalizedUTF8(result8, errorCode)); } void BasicNormalizerTest::TestComposeBoundaryAfter() { IcuTestErrorCode errorCode(*this, "TestComposeBoundaryAfter"); const Normalizer2 *nfkc = Normalizer2::getNFKCInstance(errorCode); if(errorCode.errDataIfFailureAndReset("Normalizer2::getNFKCInstance() call failed")) { return; } // U+02DA and U+FB2C do not have compose-boundaries-after. UnicodeString s(u"\u02DA\u0339 \uFB2C\u05B6"); UnicodeString expected(u" \u0339\u030A \u05E9\u05B6\u05BC\u05C1"); UnicodeString result = nfkc->normalize(s, errorCode); assertSuccess("nfkc", errorCode.get()); assertEquals("nfkc", expected, result); assertFalse("U+02DA boundary-after", nfkc->hasBoundaryAfter(0x2DA)); assertFalse("U+FB2C boundary-after", nfkc->hasBoundaryAfter(0xFB2C)); } #endif /* #if !UCONFIG_NO_NORMALIZATION */