diff options
Diffstat (limited to 'string/test-strpbrk.c')
| -rw-r--r-- | string/test-strpbrk.c | 44 |
1 files changed, 33 insertions, 11 deletions
diff --git a/string/test-strpbrk.c b/string/test-strpbrk.c index 06832556..77cf56d 100644 --- a/string/test-strpbrk.c +++ b/string/test-strpbrk.c @@ -26,7 +26,9 @@ typedef char *(*proto_t) (const char *, const char *); char *simple_strpbrk (const char *, const char *); +char *stupid_strpbrk (const char *, const char *); +IMPL (stupid_strpbrk, 0) IMPL (simple_strpbrk, 0) IMPL (strpbrk, 1) @@ -42,6 +44,19 @@ simple_strpbrk (const char *s, const char *rej) return (char *) s - 1; return NULL; } + +char * +stupid_strpbrk (const char *s, const char *rej) +{ + size_t ns = strlen (s), nrej = strlen (rej); + size_t i, j; + + for (i = 0; i < ns; ++i) + for (j = 0; j < nrej; ++j) + if (s[i] == rej[j]) + return (char *) s + i; + return NULL; +} #endif static void @@ -127,7 +142,7 @@ do_test (size_t align, size_t pos, size_t len) static void do_random_tests (void) { - size_t i, j, n, align, pos, len; + size_t i, j, n, align, pos, len, rlen; RES_TYPE result; int c; unsigned char *p = buf1 + page_size - 512; @@ -139,12 +154,17 @@ do_random_tests (void) pos = random () & 511; if (pos + align >= 511) pos = 510 - align - (random () & 7); + len = random () & 511; + if (pos >= len && (random () & 1)) + len = pos + 1 + (random () & 7); + if (len + align >= 512) + len = 511 - align - (random () & 7); if (random () & 1) - len = random () & 63; + rlen = random () & 63; else - len = random () & 15; - rej = buf2 + page_size - len - 1 - (random () & 7); - for (i = 0; i < len; ++i) + rlen = random () & 15; + rej = buf2 + page_size - rlen - 1 - (random () & 7); + for (i = 0; i < rlen; ++i) { rej[i] = random () & 255; if (!rej[i]) @@ -156,14 +176,16 @@ do_random_tests (void) for (c = 1; c <= 255; ++c) if (strchr (rej, c) == NULL) break; - j = pos + align + 64; + j = (pos > len ? pos : len) + align + 64; if (j > 512) j = 512; for (i = 0; i < j; i++) { - if (i == pos + align) - p[i] = rej[random () % (len + 1)]; + if (i == len + align) + p[i] = '\0'; + else if (i == pos + align) + p[i] = rej[random () % (rlen + 1)]; else if (i < align || i > pos + align) p[i] = random () & 255; else @@ -178,13 +200,13 @@ do_random_tests (void) } } - result = STRPBRK_RESULT (p + align, pos); + result = STRPBRK_RESULT (p + align, pos < len ? pos : len); FOR_EACH_IMPL (impl, 1) if (CALL (impl, p + align, rej) != result) { - error (0, 0, "Iteration %zd - wrong result in function %s (%zd, %p, %zd, %zd) %p != %p", - n, impl->name, align, rej, len, pos, + error (0, 0, "Iteration %zd - wrong result in function %s (%zd, %p, %zd, %zd, %zd) %p != %p", + n, impl->name, align, rej, rlen, pos, len, (void *) CALL (impl, p + align, rej), (void *) result); ret = 1; } |