1 /* $NetBSD: t_strcmp.c,v 1.4 2012/03/25 08:17:54 joerg Exp $ */
4 * Written by J.T. Conklin <jtc@acorntoolworks.com>
15 ATF_TC_HEAD(strcmp_basic, tc)
17 atf_tc_set_md_var(tc, "descr", "Test strcmp(3) results, #1");
20 ATF_TC_BODY(strcmp_basic, tc)
22 /* try to trick the compiler */
23 int (*f)(const char *, const char *s) = strcmp;
25 unsigned int a0, a1, t;
36 const struct tab tab[] = {
57 { "aaaa", "aaaa", 0 },
58 { "aaaa", "aaab", -1 },
59 { "aaab", "aaaa", +1 },
60 { "aaa", "aaaa", -1 },
61 { "aaaa", "aaa", +1 },
63 { "aaaaa", "aaaaa", 0 },
64 { "aaaaa", "aaaab", -1 },
65 { "aaaab", "aaaaa", +1 },
66 { "aaaa", "aaaaa", -1 },
67 { "aaaaa", "aaaa", +1 },
69 { "aaaaaa", "aaaaaa", 0 },
70 { "aaaaaa", "aaaaab", -1 },
71 { "aaaaab", "aaaaaa", +1 },
72 { "aaaaa", "aaaaaa", -1 },
73 { "aaaaaa", "aaaaa", +1 },
76 for (a0 = 0; a0 < sizeof(long); ++a0) {
77 for (a1 = 0; a1 < sizeof(long); ++a1) {
78 for (t = 0; t < __arraycount(tab); ++t) {
79 memcpy(&buf0[a0], tab[t].val0,
80 strlen(tab[t].val0) + 1);
81 memcpy(&buf1[a1], tab[t].val1,
82 strlen(tab[t].val1) + 1);
84 ret = f(&buf0[a0], &buf1[a1]);
86 if ((ret == 0 && tab[t].ret != 0) ||
87 (ret < 0 && tab[t].ret >= 0) ||
88 (ret > 0 && tab[t].ret <= 0)) {
89 fprintf(stderr, "a0 %d, a1 %d, t %d\n",
91 fprintf(stderr, "\"%s\" \"%s\" %d\n",
92 &buf0[a0], &buf1[a1], ret);
93 atf_tc_fail("Check stderr for details");
100 ATF_TC(strcmp_simple);
101 ATF_TC_HEAD(strcmp_simple, tc)
103 atf_tc_set_md_var(tc, "descr", "Test strcmp(3) results, #2");
106 ATF_TC_BODY(strcmp_simple, tc)
108 char buf1[10] = "xxx";
109 char buf2[10] = "xxy";
111 ATF_CHECK(strcmp(buf1, buf1) == 0);
112 ATF_CHECK(strcmp(buf2, buf2) == 0);
114 ATF_CHECK(strcmp("x\xf6x", "xox") > 0);
115 ATF_CHECK(strcmp("xxx", "xxxyyy") < 0);
116 ATF_CHECK(strcmp("xxxyyy", "xxx") > 0);
118 ATF_CHECK(strcmp(buf1 + 0, buf2 + 0) < 0);
119 ATF_CHECK(strcmp(buf1 + 1, buf2 + 1) < 0);
120 ATF_CHECK(strcmp(buf1 + 2, buf2 + 2) < 0);
121 ATF_CHECK(strcmp(buf1 + 3, buf2 + 3) == 0);
123 ATF_CHECK(strcmp(buf2 + 0, buf1 + 0) > 0);
124 ATF_CHECK(strcmp(buf2 + 1, buf1 + 1) > 0);
125 ATF_CHECK(strcmp(buf2 + 2, buf1 + 2) > 0);
126 ATF_CHECK(strcmp(buf2 + 3, buf1 + 3) == 0);
132 ATF_TP_ADD_TC(tp, strcmp_basic);
133 ATF_TP_ADD_TC(tp, strcmp_simple);
135 return atf_no_error();