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 mbstowcs(), 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(mbstowcs_test);
ATF_TC_BODY(mbstowcs_test,tc)46 ATF_TC_BODY(mbstowcs_test, tc)
47 {
48 char srcbuf[128];
49 wchar_t dstbuf[128];
50
51 /* C/POSIX locale. */
52
53 /* Simple null terminated string. */
54 memset(srcbuf, 0xcc, sizeof(srcbuf));
55 strcpy(srcbuf, "hello");
56 wmemset(dstbuf, 0xcccc, sizeof(dstbuf) / sizeof(*dstbuf));
57 ATF_REQUIRE(mbstowcs(dstbuf, srcbuf, sizeof(dstbuf) / sizeof(*dstbuf)) == 5);
58 ATF_REQUIRE(wcscmp(dstbuf, L"hello") == 0);
59 ATF_REQUIRE(dstbuf[6] == 0xcccc);
60
61 /* Not enough space in destination buffer. */
62 memset(srcbuf, 0xcc, sizeof(srcbuf));
63 strcpy(srcbuf, "hello");
64 wmemset(dstbuf, 0xcccc, sizeof(dstbuf) / sizeof(*dstbuf));
65 ATF_REQUIRE(mbstowcs(dstbuf, srcbuf, 4) == 4);
66 ATF_REQUIRE(wmemcmp(dstbuf, L"hell", 4) == 0);
67 ATF_REQUIRE(dstbuf[5] == 0xcccc);
68
69 /* Null terminated string, internal dest. buffer (XSI extension) */
70 memset(srcbuf, 0xcc, sizeof(srcbuf));
71 strcpy(srcbuf, "hello");
72 ATF_REQUIRE(mbstowcs(NULL, srcbuf, 0) == 5);
73
74 /* Empty source buffer. */
75 memset(srcbuf, 0xcc, sizeof(srcbuf));
76 srcbuf[0] = '\0';
77 wmemset(dstbuf, 0xcccc, sizeof(dstbuf) / sizeof(*dstbuf));
78 ATF_REQUIRE(mbstowcs(dstbuf, srcbuf, 1) == 0);
79 ATF_REQUIRE(dstbuf[0] == 0);
80 ATF_REQUIRE(dstbuf[1] == 0xcccc);
81
82 /* Zero length destination buffer. */
83 memset(srcbuf, 0xcc, sizeof(srcbuf));
84 strcpy(srcbuf, "hello");
85 wmemset(dstbuf, 0xcccc, sizeof(dstbuf) / sizeof(*dstbuf));
86 ATF_REQUIRE(mbstowcs(dstbuf, srcbuf, 0) == 0);
87 ATF_REQUIRE(dstbuf[0] == 0xcccc);
88
89 /* Japanese (EUC) locale. */
90
91 ATF_REQUIRE(strcmp(setlocale(LC_CTYPE, "ja_JP.eucJP"), "ja_JP.eucJP") == 0);
92 ATF_REQUIRE(MB_CUR_MAX > 1);
93
94 memset(srcbuf, 0xcc, sizeof(srcbuf));
95 strcpy(srcbuf, "\xA3\xC1 B \xA3\xC3");
96 wmemset(dstbuf, 0xcccc, sizeof(dstbuf) / sizeof(*dstbuf));
97 ATF_REQUIRE(mbstowcs(dstbuf, srcbuf, sizeof(dstbuf) / sizeof(*dstbuf)) == 5);
98 ATF_REQUIRE(dstbuf[0] == 0xA3C1 && dstbuf[1] == 0x20 && dstbuf[2] == 0x42 &&
99 dstbuf[3] == 0x20 && dstbuf[4] == 0xA3C3 && dstbuf[5] == 0);
100 }
101
ATF_TP_ADD_TCS(tp)102 ATF_TP_ADD_TCS(tp)
103 {
104
105 ATF_TP_ADD_TC(tp, mbstowcs_test);
106
107 return (atf_no_error());
108 }
109