xref: /netbsd-src/tests/lib/libc/locale/t_toupper.c (revision 02698c5b7fae8667658bdf0407f7c8448c10f964)
1 /* $NetBSD: t_toupper.c,v 1.2 2021/08/02 17:41:07 andvar Exp $ */
2 
3 /*-
4  * Copyright (c) 2017 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Konrad Schroder
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29  * POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 #include <sys/cdefs.h>
33 __COPYRIGHT("@(#) Copyright (c) 2017\
34  The NetBSD Foundation, inc. All rights reserved.");
35 __RCSID("$NetBSD: t_toupper.c,v 1.2 2021/08/02 17:41:07 andvar Exp $");
36 
37 #include <locale.h>
38 #include <stdio.h>
39 #include <string.h>
40 #include <vis.h>
41 #include <ctype.h>
42 
43 #include <atf-c.h>
44 
45 static struct test {
46 	const char *locale;
47 	const char *lower;
48 	const char *upper;
49 } tests[] = {
50 	{
51 		"C",
52 		"abcde12345",
53 		"ABCDE12345",
54 	}, {
55 		"ru_RU.KOI8-R",
56 		"abcde12345\xc1\xc2\xd7\xc7\xc4\xc5\xa3",
57 		"ABCDE12345\xe1\xe2\xf7\xe7\xe4\xe5\xb3",
58 	}, {
59 		NULL,
60 		NULL,
61 		NULL,
62 	}
63 };
64 
65 static void
h_swapcase(const struct test * t,int upperp)66 h_swapcase(const struct test *t, int upperp)
67 {
68 	unsigned int i;
69 	unsigned char answer, reported;
70 
71 	ATF_REQUIRE_STREQ(setlocale(LC_ALL, "C"), "C");
72 	printf("Trying locale %s...\n", t->locale);
73 	ATF_REQUIRE(setlocale(LC_CTYPE, t->locale) != NULL);
74 
75 	for (i = 0; i < strlen(t->lower); i++) {
76 		printf("Comparing char %d, lower %2.2x, with upper %2.2x\n",
77 			i, (unsigned char)t->lower[i], (unsigned char)t->upper[i]);
78 		if (upperp) {
79 			answer = t->upper[i];
80 			reported = toupper((int)(unsigned char)t->lower[i]);
81 		} else {
82 			answer = t->lower[i];
83 			reported = tolower((int)(unsigned char)t->upper[i]);
84 		}
85 		printf("  expecting %2.2x, reported %2.2x\n", answer, reported);
86 		ATF_REQUIRE_EQ(reported, answer);
87 	}
88 }
89 
90 ATF_TC(toupper);
91 
ATF_TC_HEAD(toupper,tc)92 ATF_TC_HEAD(toupper, tc)
93 {
94 	atf_tc_set_md_var(tc, "descr",
95 		"Checks toupper under different locales");
96 }
97 
ATF_TC_BODY(toupper,tc)98 ATF_TC_BODY(toupper, tc)
99 {
100 	struct test *t;
101 
102 	for (t = &tests[0]; t->locale != NULL; ++t)
103 		h_swapcase(t, 1);
104 }
105 
106 ATF_TC(tolower);
107 
ATF_TC_HEAD(tolower,tc)108 ATF_TC_HEAD(tolower, tc)
109 {
110 	atf_tc_set_md_var(tc, "descr",
111 		"Checks tolower under different locales");
112 }
113 
ATF_TC_BODY(tolower,tc)114 ATF_TC_BODY(tolower, tc)
115 {
116 	struct test *t;
117 
118 	/* atf_tc_expect_fail("%s", "LC_COLLATE not supported"); */
119 	for (t = &tests[0]; t->locale != NULL; ++t)
120 		h_swapcase(t, 0);
121 	/* atf_tc_expect_pass(); */
122 }
123 
ATF_TP_ADD_TCS(tp)124 ATF_TP_ADD_TCS(tp)
125 {
126 
127 	ATF_TP_ADD_TC(tp, toupper);
128 	ATF_TP_ADD_TC(tp, tolower);
129 
130 	return atf_no_error();
131 }
132