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

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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 <sys/cdefs.h>
34__FBSDID("$FreeBSD: stable/10/lib/libc/tests/locale/c16rtomb_test.c 291178 2015-11-23 08:31:41Z ngie $");
35
36#include <errno.h>
37#include <limits.h>
38#include <locale.h>
39#include <stdio.h>
40#include <string.h>
41#include <uchar.h>
42
43#include <atf-c.h>
44
45static void
46require_lc_ctype(const char *locale_name)
47{
48 char *lc_ctype_set;
49
50 lc_ctype_set = setlocale(LC_CTYPE, locale_name);
51 if (lc_ctype_set == NULL)
52 atf_tc_fail("setlocale(LC_CTYPE, \"%s\") failed; errno=%d",
53 locale_name, errno);
54
55 ATF_REQUIRE(strcmp(lc_ctype_set, locale_name) == 0);
56}
57
58static mbstate_t s;
59static char buf[MB_LEN_MAX + 1];
60
61ATF_TC_WITHOUT_HEAD(c16rtomb_c_locale_test);
62ATF_TC_BODY(c16rtomb_c_locale_test, tc)
63{
64
65 require_lc_ctype("C");
66
67 /*
68 * If the buffer argument is NULL, c16 is implicitly 0,
69 * c16rtomb() resets its internal state.
70 */
71 ATF_REQUIRE(c16rtomb(NULL, L'\0', NULL) == 1);
72 ATF_REQUIRE(c16rtomb(NULL, 0xdc00, NULL) == 1);
73
74 /* Null wide character. */

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89
90 /* Unicode character 'Pile of poo'. */
91 memset(&s, 0, sizeof(s));
92 memset(buf, 0xcc, sizeof(buf));
93 ATF_REQUIRE(c16rtomb(buf, 0xd83d, &s) == 0);
94 ATF_REQUIRE(c16rtomb(buf, 0xdca9, &s) == (size_t)-1);
95 ATF_REQUIRE(errno == EILSEQ);
96 ATF_REQUIRE((unsigned char)buf[0] == 0xcc);
97}
98
99ATF_TC_WITHOUT_HEAD(c16rtomb_iso_8859_1_test);
100ATF_TC_BODY(c16rtomb_iso_8859_1_test, tc)
101{
102
103 require_lc_ctype("en_US.ISO8859-1");
104
105 /* Unicode character 'Euro sign'. */
106 memset(&s, 0, sizeof(s));
107 memset(buf, 0xcc, sizeof(buf));
108 ATF_REQUIRE(c16rtomb(buf, 0x20ac, &s) == (size_t)-1);
109 ATF_REQUIRE(errno == EILSEQ);
110 ATF_REQUIRE((unsigned char)buf[0] == 0xcc);
111}
112
113ATF_TC_WITHOUT_HEAD(c16rtomb_iso_8859_15_test);
114ATF_TC_BODY(c16rtomb_iso_8859_15_test, tc)
115{
116
117 require_lc_ctype("en_US.ISO8859-15");
118
119 /* Unicode character 'Euro sign'. */
120 memset(&s, 0, sizeof(s));
121 memset(buf, 0xcc, sizeof(buf));
122 ATF_REQUIRE(c16rtomb(buf, 0x20ac, &s) == 1);
123 ATF_REQUIRE((unsigned char)buf[0] == 0xa4 && (unsigned char)buf[1] == 0xcc);
124}
125
126ATF_TC_WITHOUT_HEAD(c16rtomb_utf_8_test);
127ATF_TC_BODY(c16rtomb_utf_8_test, tc)
128{
129
130 require_lc_ctype("en_US.UTF-8");
131
132 /* Unicode character 'Pile of poo'. */
133 memset(&s, 0, sizeof(s));
134 memset(buf, 0xcc, sizeof(buf));
135 ATF_REQUIRE(c16rtomb(buf, 0xd83d, &s) == 0);
136 ATF_REQUIRE(c16rtomb(buf, 0xdca9, &s) == 4);
137 ATF_REQUIRE((unsigned char)buf[0] == 0xf0 && (unsigned char)buf[1] == 0x9f &&
138 (unsigned char)buf[2] == 0x92 && (unsigned char)buf[3] == 0xa9 &&

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152 ATF_REQUIRE(c16rtomb(buf, 0xdca9, &s) == (size_t)-1);
153 ATF_REQUIRE(errno == EILSEQ);
154 ATF_REQUIRE((unsigned char)buf[0] == 0xcc);
155}
156
157ATF_TP_ADD_TCS(tp)
158{
159
160 ATF_TP_ADD_TC(tp, c16rtomb_c_locale_test);
161 ATF_TP_ADD_TC(tp, c16rtomb_iso_8859_1_test);
162 ATF_TP_ADD_TC(tp, c16rtomb_iso_8859_15_test);
163 ATF_TP_ADD_TC(tp, c16rtomb_utf_8_test);
164
165 return (atf_no_error());
166}