1/* Test of casefolding mapping for UTF-8 strings. 2 Copyright (C) 2009, 2010 Free Software Foundation, Inc. 3 4 This program is free software: you can redistribute it and/or modify 5 it under the terms of the GNU General Public License as published by 6 the Free Software Foundation; either version 3 of the License, or 7 (at your option) any later version. 8 9 This program is distributed in the hope that it will be useful, 10 but WITHOUT ANY WARRANTY; without even the implied warranty of 11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 GNU General Public License for more details. 13 14 You should have received a copy of the GNU General Public License 15 along with this program. If not, see <http://www.gnu.org/licenses/>. */ 16 17/* Written by Bruno Haible <bruno@clisp.org>, 2009. */ 18 19#include <config.h> 20 21#include "unicase.h" 22 23#include <stdlib.h> 24 25#include "unistr.h" 26#include "uninorm.h" 27#include "macros.h" 28 29static int 30check (const uint8_t *input, size_t input_length, 31 const char *iso639_language, uninorm_t nf, 32 const uint8_t *expected, size_t expected_length) 33{ 34 size_t length; 35 uint8_t *result; 36 37 /* Test return conventions with resultbuf == NULL. */ 38 result = u8_casefold (input, input_length, iso639_language, nf, NULL, &length); 39 if (!(result != NULL)) 40 return 1; 41 if (!(length == expected_length)) 42 return 2; 43 if (!(u8_cmp (result, expected, expected_length) == 0)) 44 return 3; 45 free (result); 46 47 /* Test return conventions with resultbuf too small. */ 48 if (expected_length > 0) 49 { 50 uint8_t *preallocated; 51 52 length = expected_length - 1; 53 preallocated = (uint8_t *) malloc (length * sizeof (uint8_t)); 54 result = u8_casefold (input, input_length, iso639_language, nf, preallocated, &length); 55 if (!(result != NULL)) 56 return 4; 57 if (!(result != preallocated)) 58 return 5; 59 if (!(length == expected_length)) 60 return 6; 61 if (!(u8_cmp (result, expected, expected_length) == 0)) 62 return 7; 63 free (result); 64 free (preallocated); 65 } 66 67 /* Test return conventions with resultbuf large enough. */ 68 { 69 uint8_t *preallocated; 70 71 length = expected_length; 72 preallocated = (uint8_t *) malloc (length * sizeof (uint8_t)); 73 result = u8_casefold (input, input_length, iso639_language, nf, preallocated, &length); 74 if (!(result != NULL)) 75 return 8; 76 if (!(preallocated == NULL || result == preallocated)) 77 return 9; 78 if (!(length == expected_length)) 79 return 10; 80 if (!(u8_cmp (result, expected, expected_length) == 0)) 81 return 11; 82 free (preallocated); 83 } 84 85 return 0; 86} 87 88int 89main () 90{ 91 { /* Empty string. */ 92 ASSERT (check (NULL, 0, NULL, NULL, NULL, 0) == 0); 93 ASSERT (check (NULL, 0, NULL, UNINORM_NFC, NULL, 0) == 0); 94 } 95 96 /* Simple string. */ 97 { /* "Gr���� Gott. ������������������������! x=(-b��sqrt(b��-4ac))/(2a) ���������,������,������" */ 98 static const uint8_t input[] = 99 { 'G', 'r', 0xC3, 0xBC, 0xC3, 0x9F, ' ', 'G', 'o', 't', 't', '.', ' ', 100 0xD0, 0x97, 0xD0, 0xB4, 0xD1, 0x80, 0xD0, 0xB0, 0xD0, 0xB2, 0xD1, 0x81, 101 0xD1, 0x82, 0xD0, 0xB2, 0xD1, 0x83, 0xD0, 0xB9, 0xD1, 0x82, 0xD0, 0xB5, 102 '!', ' ', 'x', '=', '(', '-', 'b', 0xC2, 0xB1, 's', 'q', 'r', 't', '(', 103 'b', 0xC2, 0xB2, '-', '4', 'a', 'c', ')', ')', '/', '(', '2', 'a', ')', 104 ' ', ' ', 0xE6, 0x97, 0xA5, 0xE6, 0x9C, 0xAC, 0xE8, 0xAA, 0x9E, ',', 105 0xE4, 0xB8, 0xAD, 0xE6, 0x96, 0x87, ',', 106 0xED, 0x95, 0x9C, 0xEA, 0xB8, 0x80, '\n' 107 }; 108 static const uint8_t casefolded[] = 109 { 'g', 'r', 0xC3, 0xBC, 0x73, 0x73, ' ', 'g', 'o', 't', 't', '.', ' ', 110 0xD0, 0xB7, 0xD0, 0xB4, 0xD1, 0x80, 0xD0, 0xB0, 0xD0, 0xB2, 0xD1, 0x81, 111 0xD1, 0x82, 0xD0, 0xB2, 0xD1, 0x83, 0xD0, 0xB9, 0xD1, 0x82, 0xD0, 0xB5, 112 '!', ' ', 'x', '=', '(', '-', 'b', 0xC2, 0xB1, 's', 'q', 'r', 't', '(', 113 'b', 0xC2, 0xB2, '-', '4', 'a', 'c', ')', ')', '/', '(', '2', 'a', ')', 114 ' ', ' ', 0xE6, 0x97, 0xA5, 0xE6, 0x9C, 0xAC, 0xE8, 0xAA, 0x9E, ',', 115 0xE4, 0xB8, 0xAD, 0xE6, 0x96, 0x87, ',', 116 0xED, 0x95, 0x9C, 0xEA, 0xB8, 0x80, '\n' 117 }; 118 ASSERT (check (input, SIZEOF (input), NULL, NULL, casefolded, SIZEOF (casefolded)) == 0); 119 } 120 121 /* Case mapping can increase the number of Unicode characters. */ 122 { /* LATIN SMALL LETTER N PRECEDED BY APOSTROPHE */ 123 static const uint8_t input[] = { 0xC5, 0x89 }; 124 static const uint8_t casefolded[] = { 0xCA, 0xBC, 0x6E }; 125 ASSERT (check (input, SIZEOF (input), NULL, NULL, casefolded, SIZEOF (casefolded)) == 0); 126 } 127 { /* GREEK SMALL LETTER IOTA WITH DIALYTIKA AND TONOS */ 128 static const uint8_t input[] = { 0xCE, 0x90 }; 129 static const uint8_t casefolded[] = { 0xCE, 0xB9, 0xCC, 0x88, 0xCC, 0x81 }; 130 ASSERT (check (input, SIZEOF (input), NULL, NULL, casefolded, SIZEOF (casefolded)) == 0); 131 } 132 133 /* Turkish letters i �� �� I */ 134 { /* LATIN CAPITAL LETTER I */ 135 static const uint8_t input[] = { 0x49 }; 136 static const uint8_t casefolded[] = { 0x69 }; 137 static const uint8_t casefolded_tr[] = { 0xC4, 0xB1 }; 138 ASSERT (check (input, SIZEOF (input), NULL, NULL, casefolded, SIZEOF (casefolded)) == 0); 139 ASSERT (check (input, SIZEOF (input), "tr", NULL, casefolded_tr, SIZEOF (casefolded_tr)) == 0); 140 } 141 { /* LATIN SMALL LETTER I */ 142 static const uint8_t input[] = { 0x69 }; 143 static const uint8_t casefolded[] = { 0x69 }; 144 ASSERT (check (input, SIZEOF (input), NULL, NULL, casefolded, SIZEOF (casefolded)) == 0); 145 ASSERT (check (input, SIZEOF (input), "tr", NULL, casefolded, SIZEOF (casefolded)) == 0); 146 } 147 { /* LATIN CAPITAL LETTER I WITH DOT ABOVE */ 148 static const uint8_t input[] = { 0xC4, 0xB0 }; 149 static const uint8_t casefolded[] = { 0x69, 0xCC, 0x87 }; 150 static const uint8_t casefolded_tr[] = { 0x69 }; 151 ASSERT (check (input, SIZEOF (input), NULL, NULL, casefolded, SIZEOF (casefolded)) == 0); 152 ASSERT (check (input, SIZEOF (input), "tr", NULL, casefolded_tr, SIZEOF (casefolded_tr)) == 0); 153 } 154 { /* LATIN SMALL LETTER DOTLESS I */ 155 static const uint8_t input[] = { 0xC4, 0xB1 }; 156 static const uint8_t casefolded[] = { 0xC4, 0xB1 }; 157 ASSERT (check (input, SIZEOF (input), NULL, NULL, casefolded, SIZEOF (casefolded)) == 0); 158 ASSERT (check (input, SIZEOF (input), "tr", NULL, casefolded, SIZEOF (casefolded)) == 0); 159 } 160 { /* "topkap��" */ 161 static const uint8_t input[] = 162 { 0x74, 0x6F, 0x70, 0x6B, 0x61, 0x70, 0xC4, 0xB1 }; 163 static const uint8_t casefolded[] = 164 { 0x74, 0x6F, 0x70, 0x6B, 0x61, 0x70, 0xC4, 0xB1 }; 165 ASSERT (check (input, SIZEOF (input), NULL, NULL, casefolded, SIZEOF (casefolded)) == 0); 166 ASSERT (check (input, SIZEOF (input), "tr", NULL, casefolded, SIZEOF (casefolded)) == 0); 167 } 168 169 /* Uppercasing can increase the number of Unicode characters. */ 170 { /* "hei��" */ 171 static const uint8_t input[] = { 0x68, 0x65, 0x69, 0xC3, 0x9F }; 172 static const uint8_t casefolded[] = { 0x68, 0x65, 0x69, 0x73, 0x73 }; 173 ASSERT (check (input, SIZEOF (input), NULL, NULL, casefolded, SIZEOF (casefolded)) == 0); 174 } 175 176 /* Case mappings for some characters can depend on the surrounding characters. */ 177 { /* "������������������������ ����������������������" */ 178 static const uint8_t input[] = 179 { 180 0xCF, 0x80, 0xCE, 0xB5, 0xCF, 0x81, 0xCE, 0xB9, 0xCF, 0x83, 0xCF, 0x83, 181 0xCF, 0x8C, 0xCF, 0x84, 0xCE, 0xB5, 0xCF, 0x81, 0xCE, 0xB5, 0xCF, 0x82, 182 ' ', 0xCF, 0x80, 0xCE, 0xBB, 0xCE, 0xB7, 0xCF, 0x81, 0xCE, 0xBF, 183 0xCF, 0x86, 0xCE, 0xBF, 0xCF, 0x81, 0xCE, 0xAF, 0xCE, 0xB5, 0xCF, 0x82 184 }; 185 static const uint8_t casefolded[] = 186 { 187 0xCF, 0x80, 0xCE, 0xB5, 0xCF, 0x81, 0xCE, 0xB9, 0xCF, 0x83, 0xCF, 0x83, 188 0xCF, 0x8C, 0xCF, 0x84, 0xCE, 0xB5, 0xCF, 0x81, 0xCE, 0xB5, 0xCF, 0x83, 189 ' ', 0xCF, 0x80, 0xCE, 0xBB, 0xCE, 0xB7, 0xCF, 0x81, 0xCE, 0xBF, 190 0xCF, 0x86, 0xCE, 0xBF, 0xCF, 0x81, 0xCE, 0xAF, 0xCE, 0xB5, 0xCF, 0x83 191 }; 192 ASSERT (check (input, SIZEOF (input), NULL, NULL, casefolded, SIZEOF (casefolded)) == 0); 193 } 194 195 /* Case mapping can require subsequent normalization. */ 196 { /* LATIN SMALL LETTER J WITH CARON, COMBINING DOT BELOW */ 197 static const uint8_t input[] = { 0xC7, 0xB0, 0xCC, 0xA3 }; 198 static const uint8_t casefolded[] = { 0x6A, 0xCC, 0x8C, 0xCC, 0xA3 }; 199 static const uint8_t casefolded_decomposed[] = { 0x6A, 0xCC, 0xA3, 0xCC, 0x8C }; 200 static const uint8_t casefolded_normalized[] = { 0xC7, 0xB0, 0xCC, 0xA3 }; 201 ASSERT (check (input, SIZEOF (input), NULL, NULL, casefolded, SIZEOF (casefolded)) == 0); 202 ASSERT (check (input, SIZEOF (input), NULL, UNINORM_NFD, casefolded_decomposed, SIZEOF (casefolded_decomposed)) == 0); 203 ASSERT (check (input, SIZEOF (input), NULL, UNINORM_NFC, casefolded_normalized, SIZEOF (casefolded_normalized)) == 0); 204 } 205 206 return 0; 207} 208