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 <errno.h> 36 #include <limits.h> 37 #include <locale.h> 38 #include <stdio.h> 39 #include <stdlib.h> 40 #include <string.h> 41 #include <wchar.h> 42 43 #include <atf-c.h> 44 45 ATF_TC_WITHOUT_HEAD(wcstombs_test); 46 ATF_TC_BODY(wcstombs_test, tc) 47 { 48 wchar_t srcbuf[128]; 49 char dstbuf[128]; 50 51 /* C/POSIX locale. */ 52 53 /* Simple null terminated string. */ 54 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf)); 55 wcscpy(srcbuf, L"hello"); 56 memset(dstbuf, 0xcc, sizeof(dstbuf)); 57 ATF_REQUIRE(wcstombs(dstbuf, srcbuf, sizeof(dstbuf)) == 5); 58 ATF_REQUIRE(strcmp(dstbuf, "hello") == 0); 59 ATF_REQUIRE((unsigned char)dstbuf[6] == 0xcc); 60 61 /* Not enough space in destination buffer. */ 62 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf)); 63 wcscpy(srcbuf, L"hello"); 64 memset(dstbuf, 0xcc, sizeof(dstbuf)); 65 ATF_REQUIRE(wcstombs(dstbuf, srcbuf, 4) == 4); 66 ATF_REQUIRE(memcmp(dstbuf, "hell", 4) == 0); 67 ATF_REQUIRE((unsigned char)dstbuf[5] == 0xcc); 68 69 /* Null terminated string, internal dest. buffer */ 70 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf)); 71 wcscpy(srcbuf, L"hello"); 72 ATF_REQUIRE(wcstombs(NULL, srcbuf, sizeof(dstbuf)) == 5); 73 74 /* Null terminated string, internal state. */ 75 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf)); 76 wcscpy(srcbuf, L"hello"); 77 memset(dstbuf, 0xcc, sizeof(dstbuf)); 78 ATF_REQUIRE(wcstombs(dstbuf, srcbuf, sizeof(dstbuf)) == 5); 79 ATF_REQUIRE(strcmp(dstbuf, "hello") == 0); 80 ATF_REQUIRE((unsigned char)dstbuf[6] == 0xcc); 81 82 /* Null terminated string, internal state, internal dest. buffer. */ 83 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf)); 84 wcscpy(srcbuf, L"hello"); 85 ATF_REQUIRE(wcstombs(NULL, srcbuf, 0) == 5); 86 87 /* Empty source buffer. */ 88 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf)); 89 srcbuf[0] = L'\0'; 90 memset(dstbuf, 0xcc, sizeof(dstbuf)); 91 ATF_REQUIRE(wcstombs(dstbuf, srcbuf, sizeof(dstbuf)) == 0); 92 ATF_REQUIRE(dstbuf[0] == L'\0'); 93 94 /* Zero length destination buffer. */ 95 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf)); 96 wcscpy(srcbuf, L"hello"); 97 memset(dstbuf, 0xcc, sizeof(dstbuf)); 98 ATF_REQUIRE(wcstombs(dstbuf, srcbuf, 0) == 0); 99 ATF_REQUIRE((unsigned char)dstbuf[0] == 0xcc); 100 101 /* 102 * Japanese (EUC) locale. 103 */ 104 105 ATF_REQUIRE(strcmp(setlocale(LC_CTYPE, "ja_JP.eucJP"), "ja_JP.eucJP") == 0); 106 ATF_REQUIRE(MB_CUR_MAX > 1); 107 108 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf)); 109 srcbuf[0] = 0xA3C1; 110 srcbuf[1] = 0x0020; 111 srcbuf[2] = 0x0042; 112 srcbuf[3] = 0x0020; 113 srcbuf[4] = 0xA3C3; 114 srcbuf[5] = 0x0000; 115 memset(dstbuf, 0xcc, sizeof(dstbuf)); 116 ATF_REQUIRE(wcstombs(dstbuf, srcbuf, sizeof(dstbuf)) == 7); 117 ATF_REQUIRE(strcmp(dstbuf, "\xA3\xC1 B \xA3\xC3") == 0); 118 ATF_REQUIRE((unsigned char)dstbuf[8] == 0xcc); 119 } 120 121 ATF_TP_ADD_TCS(tp) 122 { 123 124 ATF_TP_ADD_TC(tp, wcstombs_test); 125 126 return (atf_no_error()); 127 } 128