/******************************************************************** * COPYRIGHT: * Copyright (c) 1997-2001, International Business Machines Corporation and * others. All Rights Reserved. ********************************************************************/ #include "unicode/utypes.h" #include "cstring.h" #include "unicode/normlzr.h" #include "tstnorm.h" #define ARRAY_LENGTH(array) ((int32_t)(sizeof (array) / sizeof (*array))) #define CASE(id,test) case id: \ name = #test; \ if (exec) { \ logln(#test "---"); \ logln((UnicodeString)""); \ test(); \ } \ break static UErrorCode status = U_ZERO_ERROR; void BasicNormalizerTest::runIndexedTest(int32_t index, UBool exec, const char* &name, char* /*par*/) { switch (index) { CASE(0,TestDecomp); CASE(1,TestCompatDecomp); CASE(2,TestCanonCompose); CASE(3,TestCompatCompose); CASE(4,TestPrevious); CASE(5,TestHangulDecomp); CASE(6,TestHangulCompose); CASE(7,TestTibetan); CASE(8,TestCompositionExclusion); CASE(9,TestZeroIndex); CASE(10,TestVerisign); CASE(11,TestPreviousNext); default: name = ""; break; } } /** * 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. * Once 2.1.9 or 3.0 is released, uncomment this test. */ 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. 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" ); 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 = (int32_t)(sizeof(DATA) / sizeof(DATA[0])); 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); 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; 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) { 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) { errln(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) { 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) { errln(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() { // src and expect strings static const UChar src[]={ UTF16_LEAD(0x2f999), UTF16_TRAIL(0x2f999), UTF16_LEAD(0x1d15f), UTF16_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 }; // initial indexes into the src and expect strings enum { SRC_MIDDLE=4, EXPECT_MIDDLE=3 }; // movement vector // - for previous(), 0 for current(), + for next() // not const so that we can terminate it below for the error message static const char *moves="0+0+0--0-0-+++0--+++++++0--------"; // iterators Normalizer iter(src, sizeof(src)/U_SIZEOF_UCHAR, UNORM_NFD); UChar32Iterator iter32(expect, sizeof(expect)/4, EXPECT_MIDDLE); UChar32 c1, c2; char m; // initially set the indexes into the middle of the strings iter.setIndexOnly(SRC_MIDDLE); // 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; errln("error: mismatch in Normalizer iteration at %s: " "got c1=U+%04lx != expected c2=U+%04lx\n", 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 at %s: " "Normalizer index %ld expected %ld\n", history, iter.getIndex(), expectIndex[iter32.getIndex()]); break; } } }