1*57718be8SEnji Cooper /* $NetBSD: t_strcmp.c,v 1.4 2012/03/25 08:17:54 joerg Exp $ */
2*57718be8SEnji Cooper
3*57718be8SEnji Cooper /*
4*57718be8SEnji Cooper * Written by J.T. Conklin <jtc@acorntoolworks.com>
5*57718be8SEnji Cooper * Public domain.
6*57718be8SEnji Cooper */
7*57718be8SEnji Cooper
8*57718be8SEnji Cooper #include <atf-c.h>
9*57718be8SEnji Cooper #include <string.h>
10*57718be8SEnji Cooper #include <unistd.h>
11*57718be8SEnji Cooper #include <stdio.h>
12*57718be8SEnji Cooper #include <stdlib.h>
13*57718be8SEnji Cooper
14*57718be8SEnji Cooper ATF_TC(strcmp_basic);
ATF_TC_HEAD(strcmp_basic,tc)15*57718be8SEnji Cooper ATF_TC_HEAD(strcmp_basic, tc)
16*57718be8SEnji Cooper {
17*57718be8SEnji Cooper atf_tc_set_md_var(tc, "descr", "Test strcmp(3) results, #1");
18*57718be8SEnji Cooper }
19*57718be8SEnji Cooper
ATF_TC_BODY(strcmp_basic,tc)20*57718be8SEnji Cooper ATF_TC_BODY(strcmp_basic, tc)
21*57718be8SEnji Cooper {
22*57718be8SEnji Cooper /* try to trick the compiler */
23*57718be8SEnji Cooper int (*f)(const char *, const char *s) = strcmp;
24*57718be8SEnji Cooper
25*57718be8SEnji Cooper unsigned int a0, a1, t;
26*57718be8SEnji Cooper char buf0[64];
27*57718be8SEnji Cooper char buf1[64];
28*57718be8SEnji Cooper int ret;
29*57718be8SEnji Cooper
30*57718be8SEnji Cooper struct tab {
31*57718be8SEnji Cooper const char* val0;
32*57718be8SEnji Cooper const char* val1;
33*57718be8SEnji Cooper int ret;
34*57718be8SEnji Cooper };
35*57718be8SEnji Cooper
36*57718be8SEnji Cooper const struct tab tab[] = {
37*57718be8SEnji Cooper { "", "", 0 },
38*57718be8SEnji Cooper
39*57718be8SEnji Cooper { "a", "a", 0 },
40*57718be8SEnji Cooper { "a", "b", -1 },
41*57718be8SEnji Cooper { "b", "a", +1 },
42*57718be8SEnji Cooper { "", "a", -1 },
43*57718be8SEnji Cooper { "a", "", +1 },
44*57718be8SEnji Cooper
45*57718be8SEnji Cooper { "aa", "aa", 0 },
46*57718be8SEnji Cooper { "aa", "ab", -1 },
47*57718be8SEnji Cooper { "ab", "aa", +1 },
48*57718be8SEnji Cooper { "a", "aa", -1 },
49*57718be8SEnji Cooper { "aa", "a", +1 },
50*57718be8SEnji Cooper
51*57718be8SEnji Cooper { "aaa", "aaa", 0 },
52*57718be8SEnji Cooper { "aaa", "aab", -1 },
53*57718be8SEnji Cooper { "aab", "aaa", +1 },
54*57718be8SEnji Cooper { "aa", "aaa", -1 },
55*57718be8SEnji Cooper { "aaa", "aa", +1 },
56*57718be8SEnji Cooper
57*57718be8SEnji Cooper { "aaaa", "aaaa", 0 },
58*57718be8SEnji Cooper { "aaaa", "aaab", -1 },
59*57718be8SEnji Cooper { "aaab", "aaaa", +1 },
60*57718be8SEnji Cooper { "aaa", "aaaa", -1 },
61*57718be8SEnji Cooper { "aaaa", "aaa", +1 },
62*57718be8SEnji Cooper
63*57718be8SEnji Cooper { "aaaaa", "aaaaa", 0 },
64*57718be8SEnji Cooper { "aaaaa", "aaaab", -1 },
65*57718be8SEnji Cooper { "aaaab", "aaaaa", +1 },
66*57718be8SEnji Cooper { "aaaa", "aaaaa", -1 },
67*57718be8SEnji Cooper { "aaaaa", "aaaa", +1 },
68*57718be8SEnji Cooper
69*57718be8SEnji Cooper { "aaaaaa", "aaaaaa", 0 },
70*57718be8SEnji Cooper { "aaaaaa", "aaaaab", -1 },
71*57718be8SEnji Cooper { "aaaaab", "aaaaaa", +1 },
72*57718be8SEnji Cooper { "aaaaa", "aaaaaa", -1 },
73*57718be8SEnji Cooper { "aaaaaa", "aaaaa", +1 },
74*57718be8SEnji Cooper };
75*57718be8SEnji Cooper
76*57718be8SEnji Cooper for (a0 = 0; a0 < sizeof(long); ++a0) {
77*57718be8SEnji Cooper for (a1 = 0; a1 < sizeof(long); ++a1) {
78*57718be8SEnji Cooper for (t = 0; t < __arraycount(tab); ++t) {
79*57718be8SEnji Cooper memcpy(&buf0[a0], tab[t].val0,
80*57718be8SEnji Cooper strlen(tab[t].val0) + 1);
81*57718be8SEnji Cooper memcpy(&buf1[a1], tab[t].val1,
82*57718be8SEnji Cooper strlen(tab[t].val1) + 1);
83*57718be8SEnji Cooper
84*57718be8SEnji Cooper ret = f(&buf0[a0], &buf1[a1]);
85*57718be8SEnji Cooper
86*57718be8SEnji Cooper if ((ret == 0 && tab[t].ret != 0) ||
87*57718be8SEnji Cooper (ret < 0 && tab[t].ret >= 0) ||
88*57718be8SEnji Cooper (ret > 0 && tab[t].ret <= 0)) {
89*57718be8SEnji Cooper fprintf(stderr, "a0 %d, a1 %d, t %d\n",
90*57718be8SEnji Cooper a0, a1, t);
91*57718be8SEnji Cooper fprintf(stderr, "\"%s\" \"%s\" %d\n",
92*57718be8SEnji Cooper &buf0[a0], &buf1[a1], ret);
93*57718be8SEnji Cooper atf_tc_fail("Check stderr for details");
94*57718be8SEnji Cooper }
95*57718be8SEnji Cooper }
96*57718be8SEnji Cooper }
97*57718be8SEnji Cooper }
98*57718be8SEnji Cooper }
99*57718be8SEnji Cooper
100*57718be8SEnji Cooper ATF_TC(strcmp_simple);
ATF_TC_HEAD(strcmp_simple,tc)101*57718be8SEnji Cooper ATF_TC_HEAD(strcmp_simple, tc)
102*57718be8SEnji Cooper {
103*57718be8SEnji Cooper atf_tc_set_md_var(tc, "descr", "Test strcmp(3) results, #2");
104*57718be8SEnji Cooper }
105*57718be8SEnji Cooper
ATF_TC_BODY(strcmp_simple,tc)106*57718be8SEnji Cooper ATF_TC_BODY(strcmp_simple, tc)
107*57718be8SEnji Cooper {
108*57718be8SEnji Cooper char buf1[10] = "xxx";
109*57718be8SEnji Cooper char buf2[10] = "xxy";
110*57718be8SEnji Cooper
111*57718be8SEnji Cooper ATF_CHECK(strcmp(buf1, buf1) == 0);
112*57718be8SEnji Cooper ATF_CHECK(strcmp(buf2, buf2) == 0);
113*57718be8SEnji Cooper
114*57718be8SEnji Cooper ATF_CHECK(strcmp("x\xf6x", "xox") > 0);
115*57718be8SEnji Cooper ATF_CHECK(strcmp("xxx", "xxxyyy") < 0);
116*57718be8SEnji Cooper ATF_CHECK(strcmp("xxxyyy", "xxx") > 0);
117*57718be8SEnji Cooper
118*57718be8SEnji Cooper ATF_CHECK(strcmp(buf1 + 0, buf2 + 0) < 0);
119*57718be8SEnji Cooper ATF_CHECK(strcmp(buf1 + 1, buf2 + 1) < 0);
120*57718be8SEnji Cooper ATF_CHECK(strcmp(buf1 + 2, buf2 + 2) < 0);
121*57718be8SEnji Cooper ATF_CHECK(strcmp(buf1 + 3, buf2 + 3) == 0);
122*57718be8SEnji Cooper
123*57718be8SEnji Cooper ATF_CHECK(strcmp(buf2 + 0, buf1 + 0) > 0);
124*57718be8SEnji Cooper ATF_CHECK(strcmp(buf2 + 1, buf1 + 1) > 0);
125*57718be8SEnji Cooper ATF_CHECK(strcmp(buf2 + 2, buf1 + 2) > 0);
126*57718be8SEnji Cooper ATF_CHECK(strcmp(buf2 + 3, buf1 + 3) == 0);
127*57718be8SEnji Cooper }
128*57718be8SEnji Cooper
ATF_TP_ADD_TCS(tp)129*57718be8SEnji Cooper ATF_TP_ADD_TCS(tp)
130*57718be8SEnji Cooper {
131*57718be8SEnji Cooper
132*57718be8SEnji Cooper ATF_TP_ADD_TC(tp, strcmp_basic);
133*57718be8SEnji Cooper ATF_TP_ADD_TC(tp, strcmp_simple);
134*57718be8SEnji Cooper
135*57718be8SEnji Cooper return atf_no_error();
136*57718be8SEnji Cooper }
137