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 wcstombs(), 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(wcstombs_test); 47 ATF_TC_BODY(wcstombs_test, tc) 48 { 49 wchar_t srcbuf[128]; 50 char dstbuf[128]; 51 52 /* C/POSIX locale. */ 53 54 /* Simple null terminated string. */ 55 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf)); 56 wcscpy(srcbuf, L"hello"); 57 memset(dstbuf, 0xcc, sizeof(dstbuf)); 58 ATF_REQUIRE(wcstombs(dstbuf, srcbuf, sizeof(dstbuf)) == 5); 59 ATF_REQUIRE(strcmp(dstbuf, "hello") == 0); 60 ATF_REQUIRE((unsigned char)dstbuf[6] == 0xcc); 61 62 /* Not enough space in destination buffer. */ 63 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf)); 64 wcscpy(srcbuf, L"hello"); 65 memset(dstbuf, 0xcc, sizeof(dstbuf)); 66 ATF_REQUIRE(wcstombs(dstbuf, srcbuf, 4) == 4); 67 ATF_REQUIRE(memcmp(dstbuf, "hell", 4) == 0); 68 ATF_REQUIRE((unsigned char)dstbuf[5] == 0xcc); 69 70 /* Null terminated string, internal dest. buffer */ 71 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf)); 72 wcscpy(srcbuf, L"hello"); 73 ATF_REQUIRE(wcstombs(NULL, srcbuf, sizeof(dstbuf)) == 5); 74 75 /* Null terminated string, internal state. */ 76 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf)); 77 wcscpy(srcbuf, L"hello"); 78 memset(dstbuf, 0xcc, sizeof(dstbuf)); 79 ATF_REQUIRE(wcstombs(dstbuf, srcbuf, sizeof(dstbuf)) == 5); 80 ATF_REQUIRE(strcmp(dstbuf, "hello") == 0); 81 ATF_REQUIRE((unsigned char)dstbuf[6] == 0xcc); 82 83 /* Null terminated string, internal state, internal dest. buffer. */ 84 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf)); 85 wcscpy(srcbuf, L"hello"); 86 ATF_REQUIRE(wcstombs(NULL, srcbuf, 0) == 5); 87 88 /* Empty source buffer. */ 89 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf)); 90 srcbuf[0] = L'\0'; 91 memset(dstbuf, 0xcc, sizeof(dstbuf)); 92 ATF_REQUIRE(wcstombs(dstbuf, srcbuf, sizeof(dstbuf)) == 0); 93 ATF_REQUIRE(dstbuf[0] == L'\0'); 94 95 /* Zero length destination buffer. */ 96 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf)); 97 wcscpy(srcbuf, L"hello"); 98 memset(dstbuf, 0xcc, sizeof(dstbuf)); 99 ATF_REQUIRE(wcstombs(dstbuf, srcbuf, 0) == 0); 100 ATF_REQUIRE((unsigned char)dstbuf[0] == 0xcc); 101 102 /* 103 * Japanese (EUC) locale. 104 */ 105 106 ATF_REQUIRE(strcmp(setlocale(LC_CTYPE, "ja_JP.eucJP"), "ja_JP.eucJP") == 0); 107 ATF_REQUIRE(MB_CUR_MAX > 1); 108 109 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf)); 110 srcbuf[0] = 0xA3C1; 111 srcbuf[1] = 0x0020; 112 srcbuf[2] = 0x0042; 113 srcbuf[3] = 0x0020; 114 srcbuf[4] = 0xA3C3; 115 srcbuf[5] = 0x0000; 116 memset(dstbuf, 0xcc, sizeof(dstbuf)); 117 ATF_REQUIRE(wcstombs(dstbuf, srcbuf, sizeof(dstbuf)) == 7); 118 ATF_REQUIRE(strcmp(dstbuf, "\xA3\xC1 B \xA3\xC3") == 0); 119 ATF_REQUIRE((unsigned char)dstbuf[8] == 0xcc); 120 } 121 122 ATF_TP_ADD_TCS(tp) 123 { 124 125 ATF_TP_ADD_TC(tp, wcstombs_test); 126 127 return (atf_no_error()); 128 } 129