mbrtoc16_test.c revision 291178
1/*- 2 * Copyright (c) 2002 Tim J. Robbins 3 * All rights reserved. 4 * 5 * Copyright (c) 2013 Ed Schouten <ed@FreeBSD.org> 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 */ 29/* 30 * Test program for mbrtoc16() as specified by ISO/IEC 9899:2011. 31 */ 32 33#include <sys/cdefs.h> 34__FBSDID("$FreeBSD: stable/10/lib/libc/tests/locale/mbrtoc16_test.c 291178 2015-11-23 08:31:41Z ngie $"); 35 36#include <errno.h> 37#include <limits.h> 38#include <locale.h> 39#include <stdio.h> 40#include <string.h> 41#include <uchar.h> 42 43#include <atf-c.h> 44 45static void 46require_lc_ctype(const char *locale_name) 47{ 48 char *lc_ctype_set; 49 50 lc_ctype_set = setlocale(LC_CTYPE, locale_name); 51 if (lc_ctype_set == NULL) 52 atf_tc_fail("setlocale(LC_CTYPE, \"%s\") failed; errno=%d", 53 locale_name, errno); 54 55 ATF_REQUIRE(strcmp(lc_ctype_set, locale_name) == 0); 56} 57 58static mbstate_t s; 59static char16_t c16; 60 61ATF_TC_WITHOUT_HEAD(mbrtoc16_c_locale_test); 62ATF_TC_BODY(mbrtoc16_c_locale_test, tc) 63{ 64 65 require_lc_ctype("C"); 66 67 /* Null wide character, internal state. */ 68 ATF_REQUIRE(mbrtoc16(&c16, "", 1, NULL) == 0); 69 ATF_REQUIRE(c16 == 0); 70 71 /* Null wide character. */ 72 memset(&s, 0, sizeof(s)); 73 ATF_REQUIRE(mbrtoc16(&c16, "", 1, &s) == 0); 74 ATF_REQUIRE(c16 == 0); 75 76 /* Latin letter A, internal state. */ 77 ATF_REQUIRE(mbrtoc16(NULL, 0, 0, NULL) == 0); 78 ATF_REQUIRE(mbrtoc16(&c16, "A", 1, NULL) == 1); 79 ATF_REQUIRE(c16 == L'A'); 80 81 /* Latin letter A. */ 82 memset(&s, 0, sizeof(s)); 83 ATF_REQUIRE(mbrtoc16(&c16, "A", 1, &s) == 1); 84 ATF_REQUIRE(c16 == L'A'); 85 86 /* Incomplete character sequence. */ 87 c16 = L'z'; 88 memset(&s, 0, sizeof(s)); 89 ATF_REQUIRE(mbrtoc16(&c16, "", 0, &s) == (size_t)-2); 90 ATF_REQUIRE(c16 == L'z'); 91 92 /* Check that mbrtoc16() doesn't access the buffer when n == 0. */ 93 c16 = L'z'; 94 memset(&s, 0, sizeof(s)); 95 ATF_REQUIRE(mbrtoc16(&c16, "", 0, &s) == (size_t)-2); 96 ATF_REQUIRE(c16 == L'z'); 97 98 /* Check that mbrtoc16() doesn't read ahead too aggressively. */ 99 memset(&s, 0, sizeof(s)); 100 ATF_REQUIRE(mbrtoc16(&c16, "AB", 2, &s) == 1); 101 ATF_REQUIRE(c16 == L'A'); 102 ATF_REQUIRE(mbrtoc16(&c16, "C", 1, &s) == 1); 103 ATF_REQUIRE(c16 == L'C'); 104 105} 106 107ATF_TC_WITHOUT_HEAD(mbrtoc16_iso_8859_1_test); 108ATF_TC_BODY(mbrtoc16_iso_8859_1_test, tc) 109{ 110 111 require_lc_ctype("en_US.ISO8859-1"); 112 113 /* Currency sign. */ 114 memset(&s, 0, sizeof(s)); 115 ATF_REQUIRE(mbrtoc16(&c16, "\xa4", 1, &s) == 1); 116 ATF_REQUIRE(c16 == 0xa4); 117} 118 119ATF_TC_WITHOUT_HEAD(mbrtoc16_iso_8859_15_test); 120ATF_TC_BODY(mbrtoc16_iso_8859_15_test, tc) 121{ 122 123 require_lc_ctype("en_US.ISO8859-15"); 124 125 /* Euro sign. */ 126 memset(&s, 0, sizeof(s)); 127 ATF_REQUIRE(mbrtoc16(&c16, "\xa4", 1, &s) == 1); 128 ATF_REQUIRE(c16 == 0x20ac); 129} 130 131ATF_TC_WITHOUT_HEAD(mbrtoc16_utf_8_test); 132ATF_TC_BODY(mbrtoc16_utf_8_test, tc) 133{ 134 135 require_lc_ctype("en_US.UTF-8"); 136 137 /* Null wide character, internal state. */ 138 ATF_REQUIRE(mbrtoc16(NULL, 0, 0, NULL) == 0); 139 ATF_REQUIRE(mbrtoc16(&c16, "", 1, NULL) == 0); 140 ATF_REQUIRE(c16 == 0); 141 142 /* Null wide character. */ 143 memset(&s, 0, sizeof(s)); 144 ATF_REQUIRE(mbrtoc16(&c16, "", 1, &s) == 0); 145 ATF_REQUIRE(c16 == 0); 146 147 /* Latin letter A, internal state. */ 148 ATF_REQUIRE(mbrtoc16(NULL, 0, 0, NULL) == 0); 149 ATF_REQUIRE(mbrtoc16(&c16, "A", 1, NULL) == 1); 150 ATF_REQUIRE(c16 == L'A'); 151 152 /* Latin letter A. */ 153 memset(&s, 0, sizeof(s)); 154 ATF_REQUIRE(mbrtoc16(&c16, "A", 1, &s) == 1); 155 ATF_REQUIRE(c16 == L'A'); 156 157 /* Incomplete character sequence (zero length). */ 158 c16 = L'z'; 159 memset(&s, 0, sizeof(s)); 160 ATF_REQUIRE(mbrtoc16(&c16, "", 0, &s) == (size_t)-2); 161 ATF_REQUIRE(c16 == L'z'); 162 163 /* Incomplete character sequence (truncated double-byte). */ 164 memset(&s, 0, sizeof(s)); 165 c16 = 0; 166 ATF_REQUIRE(mbrtoc16(&c16, "\xc3", 1, &s) == (size_t)-2); 167 168 /* Same as above, but complete. */ 169 memset(&s, 0, sizeof(s)); 170 c16 = 0; 171 ATF_REQUIRE(mbrtoc16(&c16, "\xc3\x84", 2, &s) == 2); 172 ATF_REQUIRE(c16 == 0xc4); 173 174 /* Test restarting behaviour. */ 175 memset(&s, 0, sizeof(s)); 176 c16 = 0; 177 ATF_REQUIRE(mbrtoc16(&c16, "\xc3", 1, &s) == (size_t)-2); 178 ATF_REQUIRE(c16 == 0); 179 ATF_REQUIRE(mbrtoc16(&c16, "\xb7", 1, &s) == 1); 180 ATF_REQUIRE(c16 == 0xf7); 181 182 /* Surrogate pair. */ 183 memset(&s, 0, sizeof(s)); 184 c16 = 0; 185 ATF_REQUIRE(mbrtoc16(&c16, "\xf0\x9f\x92\xa9", 4, &s) == 4); 186 ATF_REQUIRE(c16 == 0xd83d); 187 ATF_REQUIRE(mbrtoc16(&c16, "", 0, &s) == (size_t)-3); 188 ATF_REQUIRE(c16 == 0xdca9); 189 190 /* Letter e with acute, precomposed. */ 191 memset(&s, 0, sizeof(s)); 192 c16 = 0; 193 ATF_REQUIRE(mbrtoc16(&c16, "\xc3\xa9", 2, &s) == 2); 194 ATF_REQUIRE(c16 == 0xe9); 195 196 /* Letter e with acute, combined. */ 197 memset(&s, 0, sizeof(s)); 198 c16 = 0; 199 ATF_REQUIRE(mbrtoc16(&c16, "\x65\xcc\x81", 3, &s) == 1); 200 ATF_REQUIRE(c16 == 0x65); 201 ATF_REQUIRE(mbrtoc16(&c16, "\xcc\x81", 2, &s) == 2); 202 ATF_REQUIRE(c16 == 0x301); 203} 204 205ATF_TP_ADD_TCS(tp) 206{ 207 208 ATF_TP_ADD_TC(tp, mbrtoc16_c_locale_test); 209 ATF_TP_ADD_TC(tp, mbrtoc16_iso_8859_1_test); 210 ATF_TP_ADD_TC(tp, mbrtoc16_iso_8859_15_test); 211 ATF_TP_ADD_TC(tp, mbrtoc16_utf_8_test); 212 213 return (atf_no_error()); 214} 215