t_mbrtoc16.c revision 1.1
1 /* $NetBSD: t_mbrtoc16.c,v 1.1 2024/08/15 14:16:34 riastradh Exp $ */ 2 3 /*- 4 * Copyright (c) 2002 Tim J. Robbins 5 * All rights reserved. 6 * 7 * Copyright (c) 2013 Ed Schouten <ed (at) FreeBSD.org> 8 * All rights reserved. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 */ 31 /* 32 * Test program for mbrtoc16() as specified by ISO/IEC 9899:2011. 33 */ 34 35 #include <sys/cdefs.h> 36 __RCSID("$NetBSD: t_mbrtoc16.c,v 1.1 2024/08/15 14:16:34 riastradh Exp $"); 37 38 #include <errno.h> 39 #include <inttypes.h> 40 #include <limits.h> 41 #include <locale.h> 42 #include <string.h> 43 #include <uchar.h> 44 45 #include <atf-c.h> 46 47 static void 48 require_lc_ctype(const char *locale_name) 49 { 50 char *lc_ctype_set; 51 52 lc_ctype_set = setlocale(LC_CTYPE, locale_name); 53 if (lc_ctype_set == NULL) 54 atf_tc_fail("setlocale(LC_CTYPE, \"%s\") failed; errno=%d", 55 locale_name, errno); 56 57 ATF_REQUIRE_EQ_MSG(strcmp(lc_ctype_set, locale_name), 0, 58 "lc_ctype_set=%s locale_name=%s", lc_ctype_set, locale_name); 59 } 60 61 static mbstate_t s; 62 static char16_t c16; 63 64 ATF_TC_WITHOUT_HEAD(mbrtoc16_c_locale_test); 65 ATF_TC_BODY(mbrtoc16_c_locale_test, tc) 66 { 67 size_t n; 68 69 require_lc_ctype("C"); 70 71 /* Null wide character, internal state. */ 72 ATF_CHECK_EQ_MSG((n = mbrtoc16(&c16, "", 1, NULL)), 0, "n=%zu", n); 73 ATF_CHECK_EQ_MSG(c16, 0, "c16=U+%"PRIx16, (uint16_t)c16); 74 75 /* Null wide character. */ 76 memset(&s, 0, sizeof(s)); 77 ATF_CHECK_EQ_MSG((n = mbrtoc16(&c16, "", 1, &s)), 0, "n=%zu", n); 78 ATF_CHECK_EQ_MSG(c16, 0, "c16=U+%"PRIx16, (uint16_t)c16); 79 80 /* Latin letter A, internal state. */ 81 ATF_CHECK_EQ_MSG((n = mbrtoc16(NULL, 0, 0, NULL)), 0, "n=%zu", n); 82 ATF_CHECK_EQ_MSG((n = mbrtoc16(&c16, "A", 1, NULL)), 1, "n=%zu", n); 83 ATF_CHECK_EQ_MSG(c16, L'A', "c16=U+%"PRIx16" L'A'=U+%"PRIx16, 84 (uint16_t)c16, (uint16_t)L'A'); 85 86 /* Latin letter A. */ 87 memset(&s, 0, sizeof(s)); 88 ATF_CHECK_EQ_MSG((n = mbrtoc16(&c16, "A", 1, &s)), 1, "n=%zu", n); 89 ATF_CHECK_EQ_MSG(c16, L'A', "c16=U+%"PRIx16" L'A'=U+%"PRIx16, 90 (uint16_t)c16, (uint16_t)L'A'); 91 92 /* Incomplete character sequence. */ 93 c16 = L'z'; 94 memset(&s, 0, sizeof(s)); 95 ATF_CHECK_EQ_MSG((n = mbrtoc16(&c16, "", 0, &s)), (size_t)-2, 96 "n=%zu", n); 97 ATF_CHECK_EQ_MSG(c16, L'z', "c16=U+%"PRIx16" L'z'=U+%"PRIx16, 98 (uint16_t)c16, (uint16_t)L'z'); 99 100 /* Check that mbrtoc16() doesn't access the buffer when n == 0. */ 101 c16 = L'z'; 102 memset(&s, 0, sizeof(s)); 103 ATF_CHECK_EQ_MSG((n = mbrtoc16(&c16, "", 0, &s)), (size_t)-2, 104 "n=%zu", n); 105 ATF_CHECK_EQ_MSG(c16, L'z', "c16=U+%"PRIx16" L'z'=U+%"PRIx16, 106 (uint16_t)c16, (uint16_t)L'z'); 107 108 /* Check that mbrtoc16() doesn't read ahead too aggressively. */ 109 memset(&s, 0, sizeof(s)); 110 ATF_CHECK_EQ_MSG((n = mbrtoc16(&c16, "AB", 2, &s)), 1, "n=%zu", n); 111 ATF_CHECK_EQ_MSG(c16, L'A', "c16=U+%"PRIx16" L'A'=U+%"PRIx16, 112 (uint16_t)c16, (uint16_t)L'A'); 113 ATF_CHECK_EQ_MSG((n = mbrtoc16(&c16, "C", 1, &s)), 1, "n=%zu", n); 114 ATF_CHECK_EQ_MSG(c16, L'C', "c16=U+%"PRIx16" L'C'=U+%"PRIx16, 115 (uint16_t)c16, (uint16_t)L'C'); 116 117 } 118 119 ATF_TC_WITHOUT_HEAD(mbrtoc16_iso_8859_1_test); 120 ATF_TC_BODY(mbrtoc16_iso_8859_1_test, tc) 121 { 122 size_t n; 123 124 require_lc_ctype("en_US.ISO8859-1"); 125 126 /* Currency sign. */ 127 memset(&s, 0, sizeof(s)); 128 ATF_CHECK_EQ_MSG((n = mbrtoc16(&c16, "\xa4", 1, &s)), 1, "n=%zu", n); 129 ATF_CHECK_EQ_MSG(c16, 0xa4, "c16=U+%"PRIx16, (uint16_t)c16); 130 } 131 132 ATF_TC_WITHOUT_HEAD(mbrtoc16_iso_8859_15_test); 133 ATF_TC_BODY(mbrtoc16_iso_8859_15_test, tc) 134 { 135 size_t n; 136 137 require_lc_ctype("en_US.ISO8859-15"); 138 139 /* Euro sign. */ 140 memset(&s, 0, sizeof(s)); 141 ATF_CHECK_EQ_MSG((n = mbrtoc16(&c16, "\xa4", 1, &s)), 1, "n=%zu", n); 142 ATF_CHECK_EQ_MSG(c16, 0x20ac, "c16=U+%"PRIx16, (uint16_t)c16); 143 } 144 145 ATF_TC_WITHOUT_HEAD(mbrtoc16_utf_8_test); 146 ATF_TC_BODY(mbrtoc16_utf_8_test, tc) 147 { 148 size_t n; 149 150 require_lc_ctype("en_US.UTF-8"); 151 152 /* Null wide character, internal state. */ 153 ATF_CHECK_EQ_MSG((n = mbrtoc16(NULL, 0, 0, NULL)), 0, "n=%zu", n); 154 ATF_CHECK_EQ_MSG((n = mbrtoc16(&c16, "", 1, NULL)), 0, "n=%zu", n); 155 ATF_CHECK_EQ_MSG(c16, 0, "c16=U+%"PRIx16, (uint16_t)c16); 156 157 /* Null wide character. */ 158 memset(&s, 0, sizeof(s)); 159 ATF_CHECK_EQ_MSG((n = mbrtoc16(&c16, "", 1, &s)), 0, "n=%zu", n); 160 ATF_CHECK_EQ_MSG(c16, 0, "c16=U+%"PRIx16, (uint16_t)c16); 161 162 /* Latin letter A, internal state. */ 163 ATF_CHECK_EQ_MSG((n = mbrtoc16(NULL, 0, 0, NULL)), 0, "n=%zu", n); 164 ATF_CHECK_EQ_MSG((n = mbrtoc16(&c16, "A", 1, NULL)), 1, "n=%zu", n); 165 ATF_CHECK_EQ_MSG(c16, L'A', "c16=U+%"PRIx16" L'A'=U+%"PRIx16, 166 (uint16_t)c16, (uint16_t)L'A'); 167 168 /* Latin letter A. */ 169 memset(&s, 0, sizeof(s)); 170 ATF_CHECK_EQ_MSG((n = mbrtoc16(&c16, "A", 1, &s)), 1, "n=%zu", n); 171 ATF_CHECK_EQ_MSG(c16, L'A', "c16=U+%"PRIx16" L'A'=U+%"PRIx16, 172 (uint16_t)c16, (uint16_t)L'A'); 173 174 /* Incomplete character sequence (zero length). */ 175 c16 = L'z'; 176 memset(&s, 0, sizeof(s)); 177 ATF_CHECK_EQ_MSG((n = mbrtoc16(&c16, "", 0, &s)), (size_t)-2, 178 "n=%zu", n); 179 ATF_CHECK_EQ_MSG(c16, L'z', "c16=U+%"PRIx16" L'z'=U+%"PRIx16, 180 (uint16_t)c16, (uint16_t)L'z'); 181 182 /* Incomplete character sequence (truncated double-byte). */ 183 memset(&s, 0, sizeof(s)); 184 c16 = 0; 185 ATF_CHECK_EQ_MSG((n = mbrtoc16(&c16, "\xc3", 1, &s)), (size_t)-2, 186 "n=%zu", n); 187 188 /* Same as above, but complete. */ 189 memset(&s, 0, sizeof(s)); 190 c16 = 0; 191 ATF_CHECK_EQ_MSG((n = mbrtoc16(&c16, "\xc3\x84", 2, &s)), 2, 192 "n=%zu", n); 193 ATF_CHECK_EQ_MSG(c16, 0xc4, "c16=U+%"PRIx16, (uint16_t)c16); 194 195 /* Test restarting behaviour. */ 196 memset(&s, 0, sizeof(s)); 197 c16 = 0; 198 ATF_CHECK_EQ_MSG((n = mbrtoc16(&c16, "\xc3", 1, &s)), (size_t)-2, 199 "n=%zu", n); 200 ATF_CHECK_EQ_MSG(c16, 0, "c16=U+%"PRIx16, (uint16_t)c16); 201 ATF_CHECK_EQ_MSG((n = mbrtoc16(&c16, "\xb7", 1, &s)), 1, "n=%zu", n); 202 ATF_CHECK_EQ_MSG(c16, 0xf7, "c16=U+%"PRIx16, (uint16_t)c16); 203 204 /* Surrogate pair. */ 205 memset(&s, 0, sizeof(s)); 206 c16 = 0; 207 ATF_CHECK_EQ_MSG((n = mbrtoc16(&c16, "\xf0\x9f\x92\xa9", 4, &s)), 4, 208 "n=%zu", n); 209 ATF_CHECK_EQ_MSG(c16, 0xd83d, "c16=U+%"PRIx16, (uint16_t)c16); 210 ATF_CHECK_EQ_MSG((n = mbrtoc16(&c16, "", 0, &s)), (size_t)-3, 211 "n=%zu", n); 212 ATF_CHECK_EQ_MSG(c16, 0xdca9, "c16=U+%"PRIx16, (uint16_t)c16); 213 214 /* Letter e with acute, precomposed. */ 215 memset(&s, 0, sizeof(s)); 216 c16 = 0; 217 ATF_CHECK_EQ_MSG((n = mbrtoc16(&c16, "\xc3\xa9", 2, &s)), 2, 218 "n=%zu", n); 219 ATF_CHECK_EQ_MSG(c16, 0xe9, "c16=U+%"PRIx16, (uint16_t)c16); 220 221 /* Letter e with acute, combined. */ 222 memset(&s, 0, sizeof(s)); 223 c16 = 0; 224 ATF_CHECK_EQ_MSG((n = mbrtoc16(&c16, "\x65\xcc\x81", 3, &s)), 1, 225 "n=%zu", n); 226 ATF_CHECK_EQ_MSG(c16, 0x65, "c16=U+%"PRIx16, (uint16_t)c16); 227 ATF_CHECK_EQ_MSG((n = mbrtoc16(&c16, "\xcc\x81", 2, &s)), 2, 228 "n=%zu", n); 229 ATF_CHECK_EQ_MSG(c16, 0x301, "c16=U+%"PRIx16, (uint16_t)c16); 230 } 231 232 ATF_TP_ADD_TCS(tp) 233 { 234 235 ATF_TP_ADD_TC(tp, mbrtoc16_c_locale_test); 236 ATF_TP_ADD_TC(tp, mbrtoc16_iso_8859_1_test); 237 ATF_TP_ADD_TC(tp, mbrtoc16_iso_8859_15_test); 238 ATF_TP_ADD_TC(tp, mbrtoc16_utf_8_test); 239 240 return (atf_no_error()); 241 } 242
Indexes created Thu Oct 02 01:09:59 GMT 2025