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 c16rtomb() as specified by ISO/IEC 9899:2011.
31 */
32
33 #include <errno.h>
34 #include <limits.h>
35 #include <locale.h>
36 #include <stdio.h>
37 #include <string.h>
38 #include <uchar.h>
39
40 #include <atf-c.h>
41
42 static void
require_lc_ctype(const char * locale_name)43 require_lc_ctype(const char *locale_name)
44 {
45 char *lc_ctype_set;
46
47 lc_ctype_set = setlocale(LC_CTYPE, locale_name);
48 if (lc_ctype_set == NULL)
49 atf_tc_fail("setlocale(LC_CTYPE, \"%s\") failed; errno=%d",
50 locale_name, errno);
51
52 ATF_REQUIRE(strcmp(lc_ctype_set, locale_name) == 0);
53 }
54
55 static mbstate_t s;
56 static char buf[MB_LEN_MAX + 1];
57
58 ATF_TC_WITHOUT_HEAD(c16rtomb_c_locale_test);
ATF_TC_BODY(c16rtomb_c_locale_test,tc)59 ATF_TC_BODY(c16rtomb_c_locale_test, tc)
60 {
61
62 require_lc_ctype("C");
63
64 /*
65 * If the buffer argument is NULL, c16 is implicitly 0,
66 * c16rtomb() resets its internal state.
67 */
68 ATF_REQUIRE(c16rtomb(NULL, L'\0', NULL) == 1);
69 ATF_REQUIRE(c16rtomb(NULL, 0xdc00, NULL) == 1);
70
71 /* Null wide character. */
72 memset(&s, 0, sizeof(s));
73 memset(buf, 0xcc, sizeof(buf));
74 ATF_REQUIRE(c16rtomb(buf, 0, &s) == 1);
75 ATF_REQUIRE((unsigned char)buf[0] == 0 && (unsigned char)buf[1] == 0xcc);
76
77 /* Latin letter A, internal state. */
78 ATF_REQUIRE(c16rtomb(NULL, L'\0', NULL) == 1);
79 ATF_REQUIRE(c16rtomb(NULL, L'A', NULL) == 1);
80
81 /* Latin letter A. */
82 memset(&s, 0, sizeof(s));
83 memset(buf, 0xcc, sizeof(buf));
84 ATF_REQUIRE(c16rtomb(buf, L'A', &s) == 1);
85 ATF_REQUIRE((unsigned char)buf[0] == 'A' && (unsigned char)buf[1] == 0xcc);
86
87 /* Unicode character 'Pile of poo'. */
88 memset(&s, 0, sizeof(s));
89 memset(buf, 0xcc, sizeof(buf));
90 ATF_REQUIRE(c16rtomb(buf, 0xd83d, &s) == 0);
91 ATF_REQUIRE(c16rtomb(buf, 0xdca9, &s) == (size_t)-1);
92 ATF_REQUIRE(errno == EILSEQ);
93 ATF_REQUIRE((unsigned char)buf[0] == 0xcc);
94 }
95
96 ATF_TC_WITHOUT_HEAD(c16rtomb_iso_8859_1_test);
ATF_TC_BODY(c16rtomb_iso_8859_1_test,tc)97 ATF_TC_BODY(c16rtomb_iso_8859_1_test, tc)
98 {
99
100 require_lc_ctype("en_US.ISO8859-1");
101
102 /* Unicode character 'Euro sign'. */
103 memset(&s, 0, sizeof(s));
104 memset(buf, 0xcc, sizeof(buf));
105 ATF_REQUIRE(c16rtomb(buf, 0x20ac, &s) == (size_t)-1);
106 ATF_REQUIRE(errno == EILSEQ);
107 ATF_REQUIRE((unsigned char)buf[0] == 0xcc);
108 }
109
110 ATF_TC_WITHOUT_HEAD(c16rtomb_iso_8859_15_test);
ATF_TC_BODY(c16rtomb_iso_8859_15_test,tc)111 ATF_TC_BODY(c16rtomb_iso_8859_15_test, tc)
112 {
113
114 require_lc_ctype("en_US.ISO8859-15");
115
116 /* Unicode character 'Euro sign'. */
117 memset(&s, 0, sizeof(s));
118 memset(buf, 0xcc, sizeof(buf));
119 ATF_REQUIRE(c16rtomb(buf, 0x20ac, &s) == 1);
120 ATF_REQUIRE((unsigned char)buf[0] == 0xa4 && (unsigned char)buf[1] == 0xcc);
121 }
122
123 ATF_TC_WITHOUT_HEAD(c16rtomb_utf_8_test);
ATF_TC_BODY(c16rtomb_utf_8_test,tc)124 ATF_TC_BODY(c16rtomb_utf_8_test, tc)
125 {
126
127 require_lc_ctype("en_US.UTF-8");
128
129 /* Unicode character 'Pile of poo'. */
130 memset(&s, 0, sizeof(s));
131 memset(buf, 0xcc, sizeof(buf));
132 ATF_REQUIRE(c16rtomb(buf, 0xd83d, &s) == 0);
133 ATF_REQUIRE(c16rtomb(buf, 0xdca9, &s) == 4);
134 ATF_REQUIRE((unsigned char)buf[0] == 0xf0 && (unsigned char)buf[1] == 0x9f &&
135 (unsigned char)buf[2] == 0x92 && (unsigned char)buf[3] == 0xa9 &&
136 (unsigned char)buf[4] == 0xcc);
137
138 /* Invalid code; 'Pile of poo' without the trail surrogate. */
139 memset(&s, 0, sizeof(s));
140 memset(buf, 0xcc, sizeof(buf));
141 ATF_REQUIRE(c16rtomb(buf, 0xd83d, &s) == 0);
142 ATF_REQUIRE(c16rtomb(buf, L'A', &s) == (size_t)-1);
143 ATF_REQUIRE(errno == EILSEQ);
144 ATF_REQUIRE((unsigned char)buf[0] == 0xcc);
145
146 /* Invalid code; 'Pile of poo' without the lead surrogate. */
147 memset(&s, 0, sizeof(s));
148 memset(buf, 0xcc, sizeof(buf));
149 ATF_REQUIRE(c16rtomb(buf, 0xdca9, &s) == (size_t)-1);
150 ATF_REQUIRE(errno == EILSEQ);
151 ATF_REQUIRE((unsigned char)buf[0] == 0xcc);
152 }
153
ATF_TP_ADD_TCS(tp)154 ATF_TP_ADD_TCS(tp)
155 {
156
157 ATF_TP_ADD_TC(tp, c16rtomb_c_locale_test);
158 ATF_TP_ADD_TC(tp, c16rtomb_iso_8859_1_test);
159 ATF_TP_ADD_TC(tp, c16rtomb_iso_8859_15_test);
160 ATF_TP_ADD_TC(tp, c16rtomb_utf_8_test);
161
162 return (atf_no_error());
163 }
164