3 #include "string/string.h"
7 #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof(arr[0]))
9 static char *substrings[] = { "far", "bar", "baz", "b", "ba", "z", "ar" };
11 static char *strdup_rev(const char *s)
13 char *ret = strdup(s);
16 for (i = 0; i < strlen(s); i++)
17 ret[i] = s[strlen(s) - i - 1];
21 int main(int argc, char *argv[])
24 char *strings[ARRAY_SIZE(substrings) * ARRAY_SIZE(substrings)];
27 for (i = 0; i < ARRAY_SIZE(substrings); i++) {
28 for (j = 0; j < ARRAY_SIZE(substrings); j++) {
29 strings[n] = malloc(strlen(substrings[i])
30 + strlen(substrings[j]) + 1);
31 sprintf(strings[n++], "%s%s",
32 substrings[i], substrings[j]);
36 plan_tests(n * n * 5);
37 for (i = 0; i < n; i++) {
38 for (j = 0; j < n; j++) {
39 unsigned int k, identical = 0;
42 /* Find first difference. */
43 for (k = 0; strings[i][k]==strings[j][k]; k++) {
44 if (k == strlen(strings[i])) {
51 ok1(streq(strings[i], strings[j]));
53 ok1(!streq(strings[i], strings[j]));
55 /* Postfix test should be equivalent to prefix
56 * test on reversed string. */
57 reva = strdup_rev(strings[i]);
58 revb = strdup_rev(strings[j]);
61 ok1(strstarts(strings[j], strings[i]));
62 ok1(strends(revb, reva));
64 ok1(!strstarts(strings[j], strings[i]));
65 ok1(!strends(revb, reva));
68 ok1(strstarts(strings[i], strings[j]));
69 ok1(strends(reva, revb));
71 ok1(!strstarts(strings[i], strings[j]));
72 ok1(!strends(reva, revb));