1 /*- 2 * Copyright (c) 2002 Tim J. Robbins 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27 /* 28 * Test program for mbrlen(), as specified by IEEE Std. 1003.1-2001 and 29 * ISO/IEC 9899:1999. 30 * 31 * The function is tested with both the "C" ("POSIX") LC_CTYPE setting and 32 * "ja_JP.eucJP". Other encodings are not tested. 33 */ 34 35 #include <sys/cdefs.h> 36 #include <errno.h> 37 #include <limits.h> 38 #include <locale.h> 39 #include <stdio.h> 40 #include <stdlib.h> 41 #include <string.h> 42 #include <wchar.h> 43 44 #include <atf-c.h> 45 46 ATF_TC_WITHOUT_HEAD(mbrlen_test); 47 ATF_TC_BODY(mbrlen_test, tc) 48 { 49 mbstate_t s; 50 char buf[MB_LEN_MAX + 1]; 51 52 /* C/POSIX locale. */ 53 ATF_REQUIRE(MB_CUR_MAX == 1); 54 55 /* Null wide character, internal state. */ 56 memset(buf, 0xcc, sizeof(buf)); 57 buf[0] = 0; 58 ATF_REQUIRE(mbrlen(buf, 1, NULL) == 0); 59 60 /* Null wide character. */ 61 memset(&s, 0, sizeof(s)); 62 ATF_REQUIRE(mbrlen(buf, 1, &s) == 0); 63 64 /* Latin letter A, internal state. */ 65 ATF_REQUIRE(mbrlen(NULL, 0, NULL) == 0); 66 buf[0] = 'A'; 67 ATF_REQUIRE(mbrlen(buf, 1, NULL) == 1); 68 69 /* Latin letter A. */ 70 memset(&s, 0, sizeof(s)); 71 ATF_REQUIRE(mbrlen(buf, 1, &s) == 1); 72 73 /* Incomplete character sequence. */ 74 memset(&s, 0, sizeof(s)); 75 ATF_REQUIRE(mbrlen(buf, 0, &s) == (size_t)-2); 76 77 /* Japanese (EUC) locale. */ 78 79 ATF_REQUIRE(strcmp(setlocale(LC_CTYPE, "ja_JP.eucJP"), "ja_JP.eucJP") == 0); 80 ATF_REQUIRE(MB_CUR_MAX > 1); 81 82 /* Null wide character, internal state. */ 83 ATF_REQUIRE(mbrlen(NULL, 0, NULL) == 0); 84 memset(buf, 0xcc, sizeof(buf)); 85 buf[0] = 0; 86 ATF_REQUIRE(mbrlen(buf, 1, NULL) == 0); 87 88 /* Null wide character. */ 89 memset(&s, 0, sizeof(s)); 90 ATF_REQUIRE(mbrlen(buf, 1, &s) == 0); 91 92 /* Latin letter A, internal state. */ 93 ATF_REQUIRE(mbrlen(NULL, 0, NULL) == 0); 94 buf[0] = 'A'; 95 ATF_REQUIRE(mbrlen(buf, 1, NULL) == 1); 96 97 /* Latin letter A. */ 98 memset(&s, 0, sizeof(s)); 99 ATF_REQUIRE(mbrlen(buf, 1, &s) == 1); 100 101 /* Incomplete character sequence (zero length). */ 102 memset(&s, 0, sizeof(s)); 103 ATF_REQUIRE(mbrlen(buf, 0, &s) == (size_t)-2); 104 105 /* Incomplete character sequence (truncated double-byte). */ 106 memset(buf, 0xcc, sizeof(buf)); 107 buf[0] = 0xa3; 108 buf[1] = 0x00; 109 memset(&s, 0, sizeof(s)); 110 ATF_REQUIRE(mbrlen(buf, 1, &s) == (size_t)-2); 111 112 /* Same as above, but complete. */ 113 buf[1] = 0xc1; 114 memset(&s, 0, sizeof(s)); 115 ATF_REQUIRE(mbrlen(buf, 2, &s) == 2); 116 } 117 118 ATF_TP_ADD_TCS(tp) 119 { 120 121 ATF_TP_ADD_TC(tp, mbrlen_test); 122 123 return (atf_no_error()); 124 } 125