// © 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. ********************************************************************/ /******************************************************************************** * * File CITERTST.C * * Modification History: * Date Name Description * Madhu Katragadda Ported for C API * 02/19/01 synwee Modified test case for new collation iterator *********************************************************************************/ /* * Collation Iterator tests. * (Let me reiterate my position...) */ #include "unicode/utypes.h" #if !UCONFIG_NO_COLLATION #include "unicode/ucol.h" #include "unicode/ucoleitr.h" #include "unicode/uloc.h" #include "unicode/uchar.h" #include "unicode/ustring.h" #include "unicode/utf16.h" #include "unicode/putil.h" #include "callcoll.h" #include "cmemory.h" #include "cintltst.h" #include "citertst.h" #include "ccolltst.h" #include "filestrm.h" #include "cstring.h" #include "ucol_imp.h" #include "uparse.h" #include extern uint8_t ucol_uprv_getCaseBits(const UChar *, uint32_t, UErrorCode *); void addCollIterTest(TestNode** root) { addTest(root, &TestPrevious, "tscoll/citertst/TestPrevious"); addTest(root, &TestOffset, "tscoll/citertst/TestOffset"); addTest(root, &TestSetText, "tscoll/citertst/TestSetText"); addTest(root, &TestMaxExpansion, "tscoll/citertst/TestMaxExpansion"); addTest(root, &TestUnicodeChar, "tscoll/citertst/TestUnicodeChar"); addTest(root, &TestNormalizedUnicodeChar, "tscoll/citertst/TestNormalizedUnicodeChar"); addTest(root, &TestNormalization, "tscoll/citertst/TestNormalization"); addTest(root, &TestBug672, "tscoll/citertst/TestBug672"); addTest(root, &TestBug672Normalize, "tscoll/citertst/TestBug672Normalize"); addTest(root, &TestSmallBuffer, "tscoll/citertst/TestSmallBuffer"); addTest(root, &TestDiscontiguos, "tscoll/citertst/TestDiscontiguos"); addTest(root, &TestSearchCollatorElements, "tscoll/citertst/TestSearchCollatorElements"); } /* The locales we support */ static const char * LOCALES[] = {"en_AU", "en_BE", "en_CA"}; static void TestBug672() { UErrorCode status = U_ZERO_ERROR; UChar pattern[20]; UChar text[50]; int i; int result[3][3]; u_uastrcpy(pattern, "resume"); u_uastrcpy(text, "Time to resume updating my resume."); for (i = 0; i < 3; ++ i) { UCollator *coll = ucol_open(LOCALES[i], &status); UCollationElements *pitr = ucol_openElements(coll, pattern, -1, &status); UCollationElements *titer = ucol_openElements(coll, text, -1, &status); if (U_FAILURE(status)) { log_err_status(status, "ERROR: in creation of either the collator or the collation iterator :%s\n", myErrorName(status)); return; } log_verbose("locale tested %s\n", LOCALES[i]); while (ucol_next(pitr, &status) != UCOL_NULLORDER && U_SUCCESS(status)) { } if (U_FAILURE(status)) { log_err("ERROR: reversing collation iterator :%s\n", myErrorName(status)); return; } ucol_reset(pitr); ucol_setOffset(titer, u_strlen(pattern), &status); if (U_FAILURE(status)) { log_err("ERROR: setting offset in collator :%s\n", myErrorName(status)); return; } result[i][0] = ucol_getOffset(titer); log_verbose("Text iterator set to offset %d\n", result[i][0]); /* Use previous() */ ucol_previous(titer, &status); result[i][1] = ucol_getOffset(titer); log_verbose("Current offset %d after previous\n", result[i][1]); /* Add one to index */ log_verbose("Adding one to current offset...\n"); ucol_setOffset(titer, ucol_getOffset(titer) + 1, &status); if (U_FAILURE(status)) { log_err("ERROR: setting offset in collator :%s\n", myErrorName(status)); return; } result[i][2] = ucol_getOffset(titer); log_verbose("Current offset in text = %d\n", result[i][2]); ucol_closeElements(pitr); ucol_closeElements(titer); ucol_close(coll); } if (uprv_memcmp(result[0], result[1], 3) != 0 || uprv_memcmp(result[1], result[2], 3) != 0) { log_err("ERROR: Different locales have different offsets at the same character\n"); } } /* Running this test with normalization enabled showed up a bug in the incremental normalization code. */ static void TestBug672Normalize() { UErrorCode status = U_ZERO_ERROR; UChar pattern[20]; UChar text[50]; int i; int result[3][3]; u_uastrcpy(pattern, "resume"); u_uastrcpy(text, "Time to resume updating my resume."); for (i = 0; i < 3; ++ i) { UCollator *coll = ucol_open(LOCALES[i], &status); UCollationElements *pitr = NULL; UCollationElements *titer = NULL; ucol_setAttribute(coll, UCOL_NORMALIZATION_MODE, UCOL_ON, &status); pitr = ucol_openElements(coll, pattern, -1, &status); titer = ucol_openElements(coll, text, -1, &status); if (U_FAILURE(status)) { log_err_status(status, "ERROR: in creation of either the collator or the collation iterator :%s\n", myErrorName(status)); return; } log_verbose("locale tested %s\n", LOCALES[i]); while (ucol_next(pitr, &status) != UCOL_NULLORDER && U_SUCCESS(status)) { } if (U_FAILURE(status)) { log_err("ERROR: reversing collation iterator :%s\n", myErrorName(status)); return; } ucol_reset(pitr); ucol_setOffset(titer, u_strlen(pattern), &status); if (U_FAILURE(status)) { log_err("ERROR: setting offset in collator :%s\n", myErrorName(status)); return; } result[i][0] = ucol_getOffset(titer); log_verbose("Text iterator set to offset %d\n", result[i][0]); /* Use previous() */ ucol_previous(titer, &status); result[i][1] = ucol_getOffset(titer); log_verbose("Current offset %d after previous\n", result[i][1]); /* Add one to index */ log_verbose("Adding one to current offset...\n"); ucol_setOffset(titer, ucol_getOffset(titer) + 1, &status); if (U_FAILURE(status)) { log_err("ERROR: setting offset in collator :%s\n", myErrorName(status)); return; } result[i][2] = ucol_getOffset(titer); log_verbose("Current offset in text = %d\n", result[i][2]); ucol_closeElements(pitr); ucol_closeElements(titer); ucol_close(coll); } if (uprv_memcmp(result[0], result[1], 3) != 0 || uprv_memcmp(result[1], result[2], 3) != 0) { log_err("ERROR: Different locales have different offsets at the same character\n"); } } /** * Test for CollationElementIterator previous and next for the whole set of * unicode characters. */ static void TestUnicodeChar() { UChar source[0x100]; UCollator *en_us; UCollationElements *iter; UErrorCode status = U_ZERO_ERROR; UChar codepoint; UChar *test; en_us = ucol_open("en_US", &status); if (U_FAILURE(status)){ log_err_status(status, "ERROR: in creation of collation data using ucol_open()\n %s\n", myErrorName(status)); return; } for (codepoint = 1; codepoint < 0xFFFE;) { test = source; while (codepoint % 0xFF != 0) { if (u_isdefined(codepoint)) *(test ++) = codepoint; codepoint ++; } if (u_isdefined(codepoint)) *(test ++) = codepoint; if (codepoint != 0xFFFF) codepoint ++; *test = 0; iter=ucol_openElements(en_us, source, u_strlen(source), &status); if(U_FAILURE(status)){ log_err("ERROR: in creation of collation element iterator using ucol_openElements()\n %s\n", myErrorName(status)); ucol_close(en_us); return; } /* A basic test to see if it's working at all */ log_verbose("codepoint testing %x\n", codepoint); backAndForth(iter); ucol_closeElements(iter); /* null termination test */ iter=ucol_openElements(en_us, source, -1, &status); if(U_FAILURE(status)){ log_err("ERROR: in creation of collation element iterator using ucol_openElements()\n %s\n", myErrorName(status)); ucol_close(en_us); return; } /* A basic test to see if it's working at all */ backAndForth(iter); ucol_closeElements(iter); } ucol_close(en_us); } /** * Test for CollationElementIterator previous and next for the whole set of * unicode characters with normalization on. */ static void TestNormalizedUnicodeChar() { UChar source[0x100]; UCollator *th_th; UCollationElements *iter; UErrorCode status = U_ZERO_ERROR; UChar codepoint; UChar *test; /* thai should have normalization on */ th_th = ucol_open("th_TH", &status); if (U_FAILURE(status)){ log_err_status(status, "ERROR: in creation of thai collation using ucol_open()\n %s\n", myErrorName(status)); return; } for (codepoint = 1; codepoint < 0xFFFE;) { test = source; while (codepoint % 0xFF != 0) { if (u_isdefined(codepoint)) *(test ++) = codepoint; codepoint ++; } if (u_isdefined(codepoint)) *(test ++) = codepoint; if (codepoint != 0xFFFF) codepoint ++; *test = 0; iter=ucol_openElements(th_th, source, u_strlen(source), &status); if(U_FAILURE(status)){ log_err("ERROR: in creation of collation element iterator using ucol_openElements()\n %s\n", myErrorName(status)); ucol_close(th_th); return; } backAndForth(iter); ucol_closeElements(iter); iter=ucol_openElements(th_th, source, -1, &status); if(U_FAILURE(status)){ log_err("ERROR: in creation of collation element iterator using ucol_openElements()\n %s\n", myErrorName(status)); ucol_close(th_th); return; } backAndForth(iter); ucol_closeElements(iter); } ucol_close(th_th); } /** * Test the incremental normalization */ static void TestNormalization() { UErrorCode status = U_ZERO_ERROR; const char *str = "&a < \\u0300\\u0315 < A\\u0300\\u0315 < \\u0316\\u0315B < \\u0316\\u0300\\u0315"; UCollator *coll; UChar rule[50]; int rulelen = u_unescape(str, rule, 50); int count = 0; const char *testdata[] = {"\\u1ED9", "o\\u0323\\u0302", "\\u0300\\u0315", "\\u0315\\u0300", "A\\u0300\\u0315B", "A\\u0315\\u0300B", "A\\u0316\\u0315B", "A\\u0315\\u0316B", "\\u0316\\u0300\\u0315", "\\u0315\\u0300\\u0316", "A\\u0316\\u0300\\u0315B", "A\\u0315\\u0300\\u0316B", "\\u0316\\u0315\\u0300", "A\\u0316\\u0315\\u0300B"}; int32_t srclen; UChar source[10]; UCollationElements *iter; coll = ucol_openRules(rule, rulelen, UCOL_ON, UCOL_TERTIARY, NULL, &status); ucol_setAttribute(coll, UCOL_NORMALIZATION_MODE, UCOL_ON, &status); if (U_FAILURE(status)){ log_err_status(status, "ERROR: in creation of collator using ucol_openRules()\n %s\n", myErrorName(status)); return; } srclen = u_unescape(testdata[0], source, 10); iter = ucol_openElements(coll, source, srclen, &status); backAndForth(iter); ucol_closeElements(iter); srclen = u_unescape(testdata[1], source, 10); iter = ucol_openElements(coll, source, srclen, &status); backAndForth(iter); ucol_closeElements(iter); while (count < 12) { srclen = u_unescape(testdata[count], source, 10); iter = ucol_openElements(coll, source, srclen, &status); if (U_FAILURE(status)){ log_err("ERROR: in creation of collator element iterator\n %s\n", myErrorName(status)); return; } backAndForth(iter); ucol_closeElements(iter); iter = ucol_openElements(coll, source, -1, &status); if (U_FAILURE(status)){ log_err("ERROR: in creation of collator element iterator\n %s\n", myErrorName(status)); return; } backAndForth(iter); ucol_closeElements(iter); count ++; } ucol_close(coll); } /** * Test for CollationElementIterator.previous() * * @bug 4108758 - Make sure it works with contracting characters * */ static void TestPrevious() { UCollator *coll=NULL; UChar rule[50]; UChar *source; UCollator *c1, *c2, *c3; UCollationElements *iter; UErrorCode status = U_ZERO_ERROR; UChar test1[50]; UChar test2[50]; u_uastrcpy(test1, "What subset of all possible test cases?"); u_uastrcpy(test2, "has the highest probability of detecting"); coll = ucol_open("en_US", &status); iter=ucol_openElements(coll, test1, u_strlen(test1), &status); log_verbose("English locale testing back and forth\n"); if(U_FAILURE(status)){ log_err_status(status, "ERROR: in creation of collation element iterator using ucol_openElements()\n %s\n", myErrorName(status)); ucol_close(coll); return; } /* A basic test to see if it's working at all */ backAndForth(iter); ucol_closeElements(iter); ucol_close(coll); /* Test with a contracting character sequence */ u_uastrcpy(rule, "&a,A < b,B < c,C, d,D < z,Z < ch,cH,Ch,CH"); c1 = ucol_openRules(rule, u_strlen(rule), UCOL_OFF, UCOL_DEFAULT_STRENGTH, NULL, &status); log_verbose("Contraction rule testing back and forth with no normalization\n"); if (c1 == NULL || U_FAILURE(status)) { log_err("Couldn't create a RuleBasedCollator with a contracting sequence\n %s\n", myErrorName(status)); return; } source=(UChar*)malloc(sizeof(UChar) * 20); u_uastrcpy(source, "abchdcba"); iter=ucol_openElements(c1, source, u_strlen(source), &status); if(U_FAILURE(status)){ log_err("ERROR: in creation of collation element iterator using ucol_openElements()\n %s\n", myErrorName(status)); return; } backAndForth(iter); ucol_closeElements(iter); ucol_close(c1); /* Test with an expanding character sequence */ u_uastrcpy(rule, "&a < b < c/abd < d"); c2 = ucol_openRules(rule, u_strlen(rule), UCOL_OFF, UCOL_DEFAULT_STRENGTH, NULL, &status); log_verbose("Expansion rule testing back and forth with no normalization\n"); if (c2 == NULL || U_FAILURE(status)) { log_err("Couldn't create a RuleBasedCollator with a contracting sequence.\n %s\n", myErrorName(status)); return; } u_uastrcpy(source, "abcd"); iter=ucol_openElements(c2, source, u_strlen(source), &status); if(U_FAILURE(status)){ log_err("ERROR: in creation of collation element iterator using ucol_openElements()\n %s\n", myErrorName(status)); return; } backAndForth(iter); ucol_closeElements(iter); ucol_close(c2); /* Now try both */ u_uastrcpy(rule, "&a < b < c/aba < d < z < ch"); c3 = ucol_openRules(rule, u_strlen(rule), UCOL_DEFAULT, UCOL_DEFAULT_STRENGTH,NULL, &status); log_verbose("Expansion/contraction rule testing back and forth with no normalization\n"); if (c3 == NULL || U_FAILURE(status)) { log_err("Couldn't create a RuleBasedCollator with a contracting sequence.\n %s\n", myErrorName(status)); return; } u_uastrcpy(source, "abcdbchdc"); iter=ucol_openElements(c3, source, u_strlen(source), &status); if(U_FAILURE(status)){ log_err("ERROR: in creation of collation element iterator using ucol_openElements()\n %s\n", myErrorName(status)); return; } backAndForth(iter); ucol_closeElements(iter); ucol_close(c3); source[0] = 0x0e41; source[1] = 0x0e02; source[2] = 0x0e41; source[3] = 0x0e02; source[4] = 0x0e27; source[5] = 0x61; source[6] = 0x62; source[7] = 0x63; source[8] = 0; coll = ucol_open("th_TH", &status); log_verbose("Thai locale testing back and forth with normalization\n"); iter=ucol_openElements(coll, source, u_strlen(source), &status); if(U_FAILURE(status)){ log_err("ERROR: in creation of collation element iterator using ucol_openElements()\n %s\n", myErrorName(status)); return; } backAndForth(iter); ucol_closeElements(iter); ucol_close(coll); /* prev test */ source[0] = 0x0061; source[1] = 0x30CF; source[2] = 0x3099; source[3] = 0x30FC; source[4] = 0; coll = ucol_open("ja_JP", &status); log_verbose("Japanese locale testing back and forth with normalization\n"); iter=ucol_openElements(coll, source, u_strlen(source), &status); if(U_FAILURE(status)){ log_err("ERROR: in creation of collation element iterator using ucol_openElements()\n %s\n", myErrorName(status)); return; } backAndForth(iter); ucol_closeElements(iter); ucol_close(coll); free(source); } /** * Test for getOffset() and setOffset() */ static void TestOffset() { UErrorCode status= U_ZERO_ERROR; UCollator *en_us=NULL; UCollationElements *iter, *pristine; int32_t offset; OrderAndOffset *orders; int32_t orderLength=0; int count = 0; UChar test1[50]; UChar test2[50]; u_uastrcpy(test1, "What subset of all possible test cases?"); u_uastrcpy(test2, "has the highest probability of detecting"); en_us = ucol_open("en_US", &status); log_verbose("Testing getOffset and setOffset for collations\n"); iter = ucol_openElements(en_us, test1, u_strlen(test1), &status); if(U_FAILURE(status)){ log_err_status(status, "ERROR: in creation of collation element iterator using ucol_openElements()\n %s\n", myErrorName(status)); ucol_close(en_us); return; } /* testing boundaries */ ucol_setOffset(iter, 0, &status); if (U_FAILURE(status) || ucol_previous(iter, &status) != UCOL_NULLORDER) { log_err("Error: After setting offset to 0, we should be at the end " "of the backwards iteration"); } ucol_setOffset(iter, u_strlen(test1), &status); if (U_FAILURE(status) || ucol_next(iter, &status) != UCOL_NULLORDER) { log_err("Error: After setting offset to end of the string, we should " "be at the end of the backwards iteration"); } /* Run all the way through the iterator, then get the offset */ orders = getOrders(iter, &orderLength); offset = ucol_getOffset(iter); if (offset != u_strlen(test1)) { log_err("offset at end != length %d vs %d\n", offset, u_strlen(test1) ); } /* Now set the offset back to the beginning and see if it works */ pristine=ucol_openElements(en_us, test1, u_strlen(test1), &status); if(U_FAILURE(status)){ log_err("ERROR: in creation of collation element iterator using ucol_openElements()\n %s\n", myErrorName(status)); ucol_close(en_us); return; } status = U_ZERO_ERROR; ucol_setOffset(iter, 0, &status); if (U_FAILURE(status)) { log_err("setOffset failed. %s\n", myErrorName(status)); } else { assertEqual(iter, pristine); } ucol_closeElements(pristine); ucol_closeElements(iter); free(orders); /* testing offsets in normalization buffer */ test1[0] = 0x61; test1[1] = 0x300; test1[2] = 0x316; test1[3] = 0x62; test1[4] = 0; ucol_setAttribute(en_us, UCOL_NORMALIZATION_MODE, UCOL_ON, &status); iter = ucol_openElements(en_us, test1, 4, &status); if(U_FAILURE(status)){ log_err("ERROR: in creation of collation element iterator using ucol_openElements()\n %s\n", myErrorName(status)); ucol_close(en_us); return; } count = 0; while (ucol_next(iter, &status) != UCOL_NULLORDER && U_SUCCESS(status)) { switch (count) { case 0: if (ucol_getOffset(iter) != 1) { log_err("ERROR: Offset of iteration should be 1\n"); } break; case 3: if (ucol_getOffset(iter) != 4) { log_err("ERROR: Offset of iteration should be 4\n"); } break; default: if (ucol_getOffset(iter) != 3) { log_err("ERROR: Offset of iteration should be 3\n"); } } count ++; } ucol_reset(iter); count = 0; while (ucol_previous(iter, &status) != UCOL_NULLORDER && U_SUCCESS(status)) { switch (count) { case 0: case 1: if (ucol_getOffset(iter) != 3) { log_err("ERROR: Offset of iteration should be 3\n"); } break; case 2: if (ucol_getOffset(iter) != 1) { log_err("ERROR: Offset of iteration should be 1\n"); } break; default: if (ucol_getOffset(iter) != 0) { log_err("ERROR: Offset of iteration should be 0\n"); } } count ++; } if(U_FAILURE(status)){ log_err("ERROR: in iterating collation elements %s\n", myErrorName(status)); } ucol_closeElements(iter); ucol_close(en_us); } /** * Test for setText() */ static void TestSetText() { int32_t c,i; UErrorCode status = U_ZERO_ERROR; UCollator *en_us=NULL; UCollationElements *iter1, *iter2; UChar test1[50]; UChar test2[50]; u_uastrcpy(test1, "What subset of all possible test cases?"); u_uastrcpy(test2, "has the highest probability of detecting"); en_us = ucol_open("en_US", &status); log_verbose("testing setText for Collation elements\n"); iter1=ucol_openElements(en_us, test1, u_strlen(test1), &status); if(U_FAILURE(status)){ log_err_status(status, "ERROR: in creation of collation element iterator1 using ucol_openElements()\n %s\n", myErrorName(status)); ucol_close(en_us); return; } iter2=ucol_openElements(en_us, test2, u_strlen(test2), &status); if(U_FAILURE(status)){ log_err("ERROR: in creation of collation element iterator2 using ucol_openElements()\n %s\n", myErrorName(status)); ucol_close(en_us); return; } /* Run through the second iterator just to exercise it */ c = ucol_next(iter2, &status); i = 0; while ( ++i < 10 && (c != UCOL_NULLORDER)) { if (U_FAILURE(status)) { log_err("iter2->next() returned an error. %s\n", myErrorName(status)); ucol_closeElements(iter2); ucol_closeElements(iter1); ucol_close(en_us); return; } c = ucol_next(iter2, &status); } /* Now set it to point to the same string as the first iterator */ ucol_setText(iter2, test1, u_strlen(test1), &status); if (U_FAILURE(status)) { log_err("call to iter2->setText(test1) failed. %s\n", myErrorName(status)); } else { assertEqual(iter1, iter2); } /* Now set it to point to a null string with fake length*/ ucol_setText(iter2, NULL, 2, &status); if (status != U_ILLEGAL_ARGUMENT_ERROR) { log_err("call to iter2->setText(null, 2) should yield an illegal-argument-error - %s\n", myErrorName(status)); } ucol_closeElements(iter2); ucol_closeElements(iter1); ucol_close(en_us); } /** @bug 4108762 * Test for getMaxExpansion() */ static void TestMaxExpansion() { UErrorCode status = U_ZERO_ERROR; UCollator *coll ;/*= ucol_open("en_US", &status);*/ UChar ch = 0; UChar32 unassigned = 0xEFFFD; UChar supplementary[2]; uint32_t stringOffset = 0; UBool isError = FALSE; uint32_t sorder = 0; UCollationElements *iter ;/*= ucol_openElements(coll, &ch, 1, &status);*/ uint32_t temporder = 0; UChar rule[256]; u_uastrcpy(rule, "&a < ab < c/aba < d < z < ch"); coll = ucol_openRules(rule, u_strlen(rule), UCOL_DEFAULT, UCOL_DEFAULT_STRENGTH,NULL, &status); if(U_SUCCESS(status) && coll) { iter = ucol_openElements(coll, &ch, 1, &status); while (ch < 0xFFFF && U_SUCCESS(status)) { int count = 1; uint32_t order; int32_t size = 0; ch ++; ucol_setText(iter, &ch, 1, &status); order = ucol_previous(iter, &status); /* thai management */ if (order == 0) order = ucol_previous(iter, &status); while (U_SUCCESS(status) && ucol_previous(iter, &status) != UCOL_NULLORDER) { count ++; } size = ucol_getMaxExpansion(iter, order); if (U_FAILURE(status) || size < count) { log_err("Failure at codepoint %d, maximum expansion count < %d\n", ch, count); } } /* testing for exact max expansion */ ch = 0; while (ch < 0x61) { uint32_t order; int32_t size; ucol_setText(iter, &ch, 1, &status); order = ucol_previous(iter, &status); size = ucol_getMaxExpansion(iter, order); if (U_FAILURE(status) || size != 1) { log_err("Failure at codepoint %d, maximum expansion count < %d\n", ch, 1); } ch ++; } ch = 0x63; ucol_setText(iter, &ch, 1, &status); temporder = ucol_previous(iter, &status); if (U_FAILURE(status) || ucol_getMaxExpansion(iter, temporder) != 3) { log_err("Failure at codepoint %d, maximum expansion count != %d\n", ch, 3); } ch = 0x64; ucol_setText(iter, &ch, 1, &status); temporder = ucol_previous(iter, &status); if (U_FAILURE(status) || ucol_getMaxExpansion(iter, temporder) != 1) { log_err("Failure at codepoint %d, maximum expansion count != %d\n", ch, 3); } U16_APPEND(supplementary, stringOffset, 2, unassigned, isError); (void)isError; /* Suppress set but not used warning. */ ucol_setText(iter, supplementary, 2, &status); sorder = ucol_previous(iter, &status); if (U_FAILURE(status) || ucol_getMaxExpansion(iter, sorder) != 2) { log_err("Failure at codepoint %d, maximum expansion count < %d\n", ch, 2); } /* testing jamo */ ch = 0x1165; ucol_setText(iter, &ch, 1, &status); temporder = ucol_previous(iter, &status); if (U_FAILURE(status) || ucol_getMaxExpansion(iter, temporder) > 3) { log_err("Failure at codepoint %d, maximum expansion count > %d\n", ch, 3); } ucol_closeElements(iter); ucol_close(coll); /* testing special jamo &a<\u1160 */ rule[0] = 0x26; rule[1] = 0x71; rule[2] = 0x3c; rule[3] = 0x1165; rule[4] = 0x2f; rule[5] = 0x71; rule[6] = 0x71; rule[7] = 0x71; rule[8] = 0x71; rule[9] = 0; coll = ucol_openRules(rule, u_strlen(rule), UCOL_DEFAULT, UCOL_DEFAULT_STRENGTH,NULL, &status); iter = ucol_openElements(coll, &ch, 1, &status); temporder = ucol_previous(iter, &status); if (U_FAILURE(status) || ucol_getMaxExpansion(iter, temporder) != 6) { log_err("Failure at codepoint %d, maximum expansion count > %d\n", ch, 5); } ucol_closeElements(iter); ucol_close(coll); } else { log_err_status(status, "Couldn't open collator -> %s\n", u_errorName(status)); } } static void assertEqual(UCollationElements *i1, UCollationElements *i2) { int32_t c1, c2; int32_t count = 0; UErrorCode status = U_ZERO_ERROR; do { c1 = ucol_next(i1, &status); c2 = ucol_next(i2, &status); if (c1 != c2) { log_err("Error in iteration %d assetEqual between\n %d and %d, they are not equal\n", count, c1, c2); break; } count += 1; } while (c1 != UCOL_NULLORDER); } /** * Testing iterators with extremely small buffers */ static void TestSmallBuffer() { UErrorCode status = U_ZERO_ERROR; UCollator *coll; UCollationElements *testiter, *iter; int32_t count = 0; OrderAndOffset *testorders, *orders; UChar teststr[500]; UChar str[] = {0x300, 0x31A, 0}; /* creating a long string of decomposable characters, since by default the writable buffer is of size 256 */ while (count < 500) { if ((count & 1) == 0) { teststr[count ++] = 0x300; } else { teststr[count ++] = 0x31A; } } coll = ucol_open("th_TH", &status); if(U_SUCCESS(status) && coll) { testiter = ucol_openElements(coll, teststr, 500, &status); iter = ucol_openElements(coll, str, 2, &status); orders = getOrders(iter, &count); if (count != 2) { log_err("Error collation elements size is not 2 for \\u0300\\u031A\n"); } /* this will rearrange the string data to 250 characters of 0x300 first then 250 characters of 0x031A */ testorders = getOrders(testiter, &count); if (count != 500) { log_err("Error decomposition does not give the right sized collation elements\n"); } while (count != 0) { /* UCA collation element for 0x0F76 */ if ((count > 250 && testorders[-- count].order != orders[1].order) || (count <= 250 && testorders[-- count].order != orders[0].order)) { log_err("Error decomposition does not give the right collation element at %d count\n", count); break; } } free(testorders); free(orders); ucol_reset(testiter); /* ensures closing of elements done properly to clear writable buffer */ ucol_next(testiter, &status); ucol_next(testiter, &status); ucol_closeElements(testiter); ucol_closeElements(iter); ucol_close(coll); } else { log_err_status(status, "Couldn't open collator -> %s\n", u_errorName(status)); } } /** * Testing the discontigous contractions */ static void TestDiscontiguos() { const char *rulestr = "&z < AB < X\\u0300 < ABC < X\\u0300\\u0315"; UChar rule[50]; int rulelen = u_unescape(rulestr, rule, 50); const char *src[] = { "ADB", "ADBC", "A\\u0315B", "A\\u0315BC", /* base character blocked */ "XD\\u0300", "XD\\u0300\\u0315", /* non blocking combining character */ "X\\u0319\\u0300", "X\\u0319\\u0300\\u0315", /* blocking combining character */ "X\\u0314\\u0300", "X\\u0314\\u0300\\u0315", /* contraction prefix */ "ABDC", "AB\\u0315C","X\\u0300D\\u0315", "X\\u0300\\u0319\\u0315", "X\\u0300\\u031A\\u0315", /* ends not with a contraction character */ "X\\u0319\\u0300D", "X\\u0319\\u0300\\u0315D", "X\\u0300D\\u0315D", "X\\u0300\\u0319\\u0315D", "X\\u0300\\u031A\\u0315D" }; const char *tgt[] = { /* non blocking combining character */ "A D B", "A D BC", "A \\u0315 B", "A \\u0315 BC", /* base character blocked */ "X D \\u0300", "X D \\u0300\\u0315", /* non blocking combining character */ "X\\u0300 \\u0319", "X\\u0300\\u0315 \\u0319", /* blocking combining character */ "X \\u0314 \\u0300", "X \\u0314 \\u0300\\u0315", /* contraction prefix */ "AB DC", "AB \\u0315 C","X\\u0300 D \\u0315", "X\\u0300\\u0315 \\u0319", "X\\u0300 \\u031A \\u0315", /* ends not with a contraction character */ "X\\u0300 \\u0319D", "X\\u0300\\u0315 \\u0319D", "X\\u0300 D\\u0315D", "X\\u0300\\u0315 \\u0319D", "X\\u0300 \\u031A\\u0315D" }; int size = 20; UCollator *coll; UErrorCode status = U_ZERO_ERROR; int count = 0; UCollationElements *iter; UCollationElements *resultiter; coll = ucol_openRules(rule, rulelen, UCOL_OFF, UCOL_DEFAULT_STRENGTH,NULL, &status); iter = ucol_openElements(coll, rule, 1, &status); resultiter = ucol_openElements(coll, rule, 1, &status); if (U_FAILURE(status)) { log_err_status(status, "Error opening collation rules -> %s\n", u_errorName(status)); return; } while (count < size) { UChar str[20]; UChar tstr[20]; int strLen = u_unescape(src[count], str, 20); UChar *s; ucol_setText(iter, str, strLen, &status); if (U_FAILURE(status)) { log_err("Error opening collation iterator\n"); return; } u_unescape(tgt[count], tstr, 20); s = tstr; log_verbose("count %d\n", count); for (;;) { int32_t ce; UChar *e = u_strchr(s, 0x20); if (e == 0) { e = u_strchr(s, 0); } ucol_setText(resultiter, s, (int32_t)(e - s), &status); ce = ucol_next(resultiter, &status); if (U_FAILURE(status)) { log_err("Error manipulating collation iterator\n"); return; } while (ce != UCOL_NULLORDER) { if (ce != ucol_next(iter, &status) || U_FAILURE(status)) { log_err("Discontiguos contraction test mismatch\n"); return; } ce = ucol_next(resultiter, &status); if (U_FAILURE(status)) { log_err("Error getting next collation element\n"); return; } } s = e + 1; if (*e == 0) { break; } } ucol_reset(iter); backAndForth(iter); count ++; } ucol_closeElements(resultiter); ucol_closeElements(iter); ucol_close(coll); } /** * TestSearchCollatorElements tests iterator behavior (forwards and backwards) with * normalization on AND jamo tailoring, among other things. * * Note: This test is sensitive to changes of the root collator, * for example whether the ae-ligature maps to three CEs (as in the DUCET) * or to two CEs (as in the CLDR 24 FractionalUCA.txt). * It is also sensitive to how those CEs map to the iterator's 32-bit CE encoding. * For example, the DUCET's artificial secondary CE in the ae-ligature * may map to two 32-bit iterator CEs (as it did until ICU 52). */ static const UChar tsceText[] = { /* Nothing in here should be ignorable */ 0x0020, 0xAC00, /* simple LV Hangul */ 0x0020, 0xAC01, /* simple LVT Hangul */ 0x0020, 0xAC0F, /* LVTT, last jamo expands for search */ 0x0020, 0xAFFF, /* LLVVVTT, every jamo expands for search */ 0x0020, 0x1100, 0x1161, 0x11A8, /* 0xAC01 as conjoining jamo */ 0x0020, 0x3131, 0x314F, 0x3131, /* 0xAC01 as compatibility jamo */ 0x0020, 0x1100, 0x1161, 0x11B6, /* 0xAC0F as conjoining jamo; last expands for search */ 0x0020, 0x1101, 0x1170, 0x11B6, /* 0xAFFF as conjoining jamo; all expand for search */ 0x0020, 0x00E6, /* small letter ae, expands */ 0x0020, 0x1E4D, /* small letter o with tilde and acute, decomposes */ 0x0020 }; enum { kLen_tsceText = UPRV_LENGTHOF(tsceText) }; static const int32_t rootStandardOffsets[] = { 0, 1,2, 2, 3,4,4, 4, 5,6,6, 6, 7,8,8, 8, 9,10,11, 12, 13,14,15, 16, 17,18,19, 20, 21,22,23, 24, 25,26, /* plus another 1-2 offset=26 if ae-ligature maps to three CEs */ 26, 27,28,28, 28, 29 }; enum { kLen_rootStandardOffsets = UPRV_LENGTHOF(rootStandardOffsets) }; static const int32_t rootSearchOffsets[] = { 0, 1,2, 2, 3,4,4, 4, 5,6,6,6, 6, 7,8,8,8,8,8,8, 8, 9,10,11, 12, 13,14,15, 16, 17,18,19,20, 20, 21,22,22,23,23,23,24, 24, 25,26, /* plus another 1-2 offset=26 if ae-ligature maps to three CEs */ 26, 27,28,28, 28, 29 }; enum { kLen_rootSearchOffsets = UPRV_LENGTHOF(rootSearchOffsets) }; typedef struct { const char * locale; const int32_t * offsets; int32_t offsetsLen; } TSCEItem; static const TSCEItem tsceItems[] = { { "root", rootStandardOffsets, kLen_rootStandardOffsets }, { "root@collation=search", rootSearchOffsets, kLen_rootSearchOffsets }, { NULL, NULL, 0 } }; static void TestSearchCollatorElements(void) { const TSCEItem * tsceItemPtr; for (tsceItemPtr = tsceItems; tsceItemPtr->locale != NULL; tsceItemPtr++) { UErrorCode status = U_ZERO_ERROR; UCollator* ucol = ucol_open(tsceItemPtr->locale, &status); if ( U_SUCCESS(status) ) { UCollationElements * uce = ucol_openElements(ucol, tsceText, kLen_tsceText, &status); if ( U_SUCCESS(status) ) { int32_t offset, element; const int32_t * nextOffsetPtr; const int32_t * limitOffsetPtr; nextOffsetPtr = tsceItemPtr->offsets; limitOffsetPtr = tsceItemPtr->offsets + tsceItemPtr->offsetsLen; do { offset = ucol_getOffset(uce); element = ucol_next(uce, &status); log_verbose("(%s) offset=%2d ce=%08x\n", tsceItemPtr->locale, offset, element); if ( element == 0 ) { log_err("error, locale %s, ucol_next returned element 0\n", tsceItemPtr->locale ); } if ( nextOffsetPtr < limitOffsetPtr ) { if (offset != *nextOffsetPtr) { log_err("error, locale %s, expected ucol_next -> ucol_getOffset %d, got %d\n", tsceItemPtr->locale, *nextOffsetPtr, offset ); nextOffsetPtr = limitOffsetPtr; break; } nextOffsetPtr++; } else { log_err("error, locale %s, ucol_next returned more elements than expected\n", tsceItemPtr->locale ); } } while ( U_SUCCESS(status) && element != UCOL_NULLORDER ); if ( nextOffsetPtr < limitOffsetPtr ) { log_err("error, locale %s, ucol_next returned fewer elements than expected\n", tsceItemPtr->locale ); } ucol_setOffset(uce, kLen_tsceText, &status); status = U_ZERO_ERROR; nextOffsetPtr = tsceItemPtr->offsets + tsceItemPtr->offsetsLen; limitOffsetPtr = tsceItemPtr->offsets; do { offset = ucol_getOffset(uce); element = ucol_previous(uce, &status); if ( element == 0 ) { log_err("error, locale %s, ucol_previous returned element 0\n", tsceItemPtr->locale ); } if ( nextOffsetPtr > limitOffsetPtr ) { nextOffsetPtr--; if (offset != *nextOffsetPtr) { log_err("error, locale %s, expected ucol_previous -> ucol_getOffset %d, got %d\n", tsceItemPtr->locale, *nextOffsetPtr, offset ); nextOffsetPtr = limitOffsetPtr; break; } } else { log_err("error, locale %s, ucol_previous returned more elements than expected\n", tsceItemPtr->locale ); } } while ( U_SUCCESS(status) && element != UCOL_NULLORDER ); if ( nextOffsetPtr > limitOffsetPtr ) { log_err("error, locale %s, ucol_previous returned fewer elements than expected\n", tsceItemPtr->locale ); } ucol_closeElements(uce); } else { log_err("error, locale %s, ucol_openElements failed: %s\n", tsceItemPtr->locale, u_errorName(status) ); } ucol_close(ucol); } else { log_data_err("error, locale %s, ucol_open failed: %s\n", tsceItemPtr->locale, u_errorName(status) ); } } } #endif /* #if !UCONFIG_NO_COLLATION */