1/* Test of casefolding mapping for UTF-16 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 uint16_t *input, size_t input_length, 31 const char *iso639_language, uninorm_t nf, 32 const uint16_t *expected, size_t expected_length) 33{ 34 size_t length; 35 uint16_t *result; 36 37 /* Test return conventions with resultbuf == NULL. */ 38 result = u16_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 (!(u16_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 uint16_t *preallocated; 51 52 length = expected_length - 1; 53 preallocated = (uint16_t *) malloc (length * sizeof (uint16_t)); 54 result = u16_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 (!(u16_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 uint16_t *preallocated; 70 71 length = expected_length; 72 preallocated = (uint16_t *) malloc (length * sizeof (uint16_t)); 73 result = u16_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 (!(u16_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 uint16_t input[] = 99 { 'G', 'r', 0x00FC, 0x00DF, ' ', 'G', 'o', 't', 't', '.', ' ', 100 0x0417, 0x0434, 0x0440, 0x0430, 0x0432, 0x0441, 0x0442, 0x0432, 0x0443, 101 0x0439, 0x0442, 0x0435, '!', ' ', 102 'x', '=', '(', '-', 'b', 0x00B1, 's', 'q', 'r', 't', '(', 'b', 0x00B2, 103 '-', '4', 'a', 'c', ')', ')', '/', '(', '2', 'a', ')', ' ', ' ', 104 0x65E5, 0x672C, 0x8A9E, ',', 0x4E2D, 0x6587, ',', 0xD55C, 0xAE00, '\n' 105 }; 106 static const uint16_t casefolded[] = 107 { 'g', 'r', 0x00FC, 0x0073, 0x0073, ' ', 'g', 'o', 't', 't', '.', ' ', 108 0x0437, 0x0434, 0x0440, 0x0430, 0x0432, 0x0441, 0x0442, 0x0432, 0x0443, 109 0x0439, 0x0442, 0x0435, '!', ' ', 110 'x', '=', '(', '-', 'b', 0x00B1, 's', 'q', 'r', 't', '(', 'b', 0x00B2, 111 '-', '4', 'a', 'c', ')', ')', '/', '(', '2', 'a', ')', ' ', ' ', 112 0x65E5, 0x672C, 0x8A9E, ',', 0x4E2D, 0x6587, ',', 0xD55C, 0xAE00, '\n' 113 }; 114 ASSERT (check (input, SIZEOF (input), NULL, NULL, casefolded, SIZEOF (casefolded)) == 0); 115 } 116 117 /* Case mapping can increase the number of Unicode characters. */ 118 { /* LATIN SMALL LETTER N PRECEDED BY APOSTROPHE */ 119 static const uint16_t input[] = { 0x0149 }; 120 static const uint16_t casefolded[] = { 0x02BC, 0x006E }; 121 ASSERT (check (input, SIZEOF (input), NULL, NULL, casefolded, SIZEOF (casefolded)) == 0); 122 } 123 { /* GREEK SMALL LETTER IOTA WITH DIALYTIKA AND TONOS */ 124 static const uint16_t input[] = { 0x0390 }; 125 static const uint16_t casefolded[] = { 0x03B9, 0x0308, 0x0301 }; 126 ASSERT (check (input, SIZEOF (input), NULL, NULL, casefolded, SIZEOF (casefolded)) == 0); 127 } 128 129 /* Turkish letters i �� �� I */ 130 { /* LATIN CAPITAL LETTER I */ 131 static const uint16_t input[] = { 0x0049 }; 132 static const uint16_t casefolded[] = { 0x0069 }; 133 static const uint16_t casefolded_tr[] = { 0x0131 }; 134 ASSERT (check (input, SIZEOF (input), NULL, NULL, casefolded, SIZEOF (casefolded)) == 0); 135 ASSERT (check (input, SIZEOF (input), "tr", NULL, casefolded_tr, SIZEOF (casefolded_tr)) == 0); 136 } 137 { /* LATIN SMALL LETTER I */ 138 static const uint16_t input[] = { 0x0069 }; 139 static const uint16_t casefolded[] = { 0x0069 }; 140 ASSERT (check (input, SIZEOF (input), NULL, NULL, casefolded, SIZEOF (casefolded)) == 0); 141 ASSERT (check (input, SIZEOF (input), "tr", NULL, casefolded, SIZEOF (casefolded)) == 0); 142 } 143 { /* LATIN CAPITAL LETTER I WITH DOT ABOVE */ 144 static const uint16_t input[] = { 0x0130 }; 145 static const uint16_t casefolded[] = { 0x0069, 0x0307 }; 146 static const uint16_t casefolded_tr[] = { 0x0069 }; 147 ASSERT (check (input, SIZEOF (input), NULL, NULL, casefolded, SIZEOF (casefolded)) == 0); 148 ASSERT (check (input, SIZEOF (input), "tr", NULL, casefolded_tr, SIZEOF (casefolded_tr)) == 0); 149 } 150 { /* LATIN SMALL LETTER DOTLESS I */ 151 static const uint16_t input[] = { 0x0131 }; 152 static const uint16_t casefolded[] = { 0x0131 }; 153 ASSERT (check (input, SIZEOF (input), NULL, NULL, casefolded, SIZEOF (casefolded)) == 0); 154 ASSERT (check (input, SIZEOF (input), "tr", NULL, casefolded, SIZEOF (casefolded)) == 0); 155 } 156 { /* "topkap��" */ 157 static const uint16_t input[] = 158 { 0x0074, 0x006F, 0x0070, 0x006B, 0x0061, 0x0070, 0x0131 }; 159 static const uint16_t casefolded[] = 160 { 0x0074, 0x006F, 0x0070, 0x006B, 0x0061, 0x0070, 0x0131 }; 161 ASSERT (check (input, SIZEOF (input), NULL, NULL, casefolded, SIZEOF (casefolded)) == 0); 162 ASSERT (check (input, SIZEOF (input), "tr", NULL, casefolded, SIZEOF (casefolded)) == 0); 163 } 164 165 /* Uppercasing can increase the number of Unicode characters. */ 166 { /* "hei��" */ 167 static const uint16_t input[] = { 0x0068, 0x0065, 0x0069, 0x00DF }; 168 static const uint16_t casefolded[] = { 0x0068, 0x0065, 0x0069, 0x0073, 0x0073 }; 169 ASSERT (check (input, SIZEOF (input), NULL, NULL, casefolded, SIZEOF (casefolded)) == 0); 170 } 171 172 /* Case mappings for some characters can depend on the surrounding characters. */ 173 { /* "������������������������ ����������������������" */ 174 static const uint16_t input[] = 175 { 176 0x03C0, 0x03B5, 0x03C1, 0x03B9, 0x03C3, 0x03C3, 0x03CC, 0x03C4, 177 0x03B5, 0x03C1, 0x03B5, 0x03C2, 0x0020, 0x03C0, 0x03BB, 0x03B7, 178 0x03C1, 0x03BF, 0x03C6, 0x03BF, 0x03C1, 0x03AF, 0x03B5, 0x03C2 179 }; 180 static const uint16_t casefolded[] = 181 { 182 0x03C0, 0x03B5, 0x03C1, 0x03B9, 0x03C3, 0x03C3, 0x03CC, 0x03C4, 183 0x03B5, 0x03C1, 0x03B5, 0x03C3, 0x0020, 0x03C0, 0x03BB, 0x03B7, 184 0x03C1, 0x03BF, 0x03C6, 0x03BF, 0x03C1, 0x03AF, 0x03B5, 0x03C3 185 }; 186 ASSERT (check (input, SIZEOF (input), NULL, NULL, casefolded, SIZEOF (casefolded)) == 0); 187 } 188 189 /* Case mapping can require subsequent normalization. */ 190 { /* LATIN SMALL LETTER J WITH CARON, COMBINING DOT BELOW */ 191 static const uint16_t input[] = { 0x01F0, 0x0323 }; 192 static const uint16_t casefolded[] = { 0x006A, 0x030C, 0x0323 }; 193 static const uint16_t casefolded_decomposed[] = { 0x006A, 0x0323, 0x030C }; 194 static const uint16_t casefolded_normalized[] = { 0x01F0, 0x0323 }; 195 ASSERT (check (input, SIZEOF (input), NULL, NULL, casefolded, SIZEOF (casefolded)) == 0); 196 ASSERT (check (input, SIZEOF (input), NULL, UNINORM_NFD, casefolded_decomposed, SIZEOF (casefolded_decomposed)) == 0); 197 ASSERT (check (input, SIZEOF (input), NULL, UNINORM_NFC, casefolded_normalized, SIZEOF (casefolded_normalized)) == 0); 198 } 199 200 return 0; 201} 202