toxcore/auto_tests/tox_strncasecmp_test.c
iphydf 92ffad1a72
Use nullptr as NULL pointer constant instead of NULL or 0.
This changes only code, no string literals or comments.
2018-01-30 23:35:50 +00:00

195 lines
5.7 KiB
C

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "check_compat.h"
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include <time.h>
#include "helpers.h"
#include "../testing/misc_tools.c"
typedef enum {
NEGATIVE,
ZERO,
POSITIVE
} Comparison;
static const char *Comparison_Str[] = { "NEGATIVE", "ZERO", "POSITIVE" };
void verify(const char *s1, const char *s2, size_t n, Comparison expected)
{
int r = tox_strncasecmp(s1, s2, n);
Comparison actual = r < 0 ? NEGATIVE : r == 0 ? ZERO : POSITIVE;
ck_assert_msg(actual == expected,
"tox_strncasecmp(\"%s\", \"%s\", %u) == %s, but expected %s.",
s1, s2, n, Comparison_Str[actual], Comparison_Str[expected]);
}
START_TEST(test_general)
{
// empty strings are equal
verify("", "", 100, ZERO);
verify("", "", -1, ZERO);
// ====== Same Case Test Cases ======
// equal strings with n=0 are equal
verify("", "", 0, ZERO);
verify("AAA", "AAA", 0, ZERO);
// unequal strings with n=0 are equal
verify("A", "B", 0, ZERO);
verify("AAA", "BBB", 0, ZERO);
verify("AAA", "BBBBBB", 0, ZERO);
verify("AAAAAA", "BBB", 0, ZERO);
// equal strings are equal
verify("AAA", "AAA", 0, ZERO);
verify("AAA", "AAA", 1, ZERO);
verify("AAA", "AAA", 2, ZERO);
verify("AAA", "AAA", 3, ZERO);
verify("AAA", "AAA", 4, ZERO);
verify("AAA", "AAA", 5, ZERO);
verify("AAA", "AAA", -1, ZERO);
verify("AAA", "AAAAAA", 0, ZERO);
verify("AAA", "AAAAAA", 1, ZERO);
verify("AAA", "AAAAAA", 2, ZERO);
verify("AAA", "AAAAAA", 3, ZERO);
verify("AAA", "AAAAAA", 4, NEGATIVE);
verify("AAA", "AAAAAA", 5, NEGATIVE);
verify("AAA", "AAAAAA", -1, NEGATIVE);
verify("AAAAAA", "AAA", 0, ZERO);
verify("AAAAAA", "AAA", 1, ZERO);
verify("AAAAAA", "AAA", 2, ZERO);
verify("AAAAAA", "AAA", 3, ZERO);
verify("AAAAAA", "AAA", 4, POSITIVE);
verify("AAAAAA", "AAA", 5, POSITIVE);
verify("AAAAAA", "AAA", -1, POSITIVE);
verify("I'm eating wafers and drinking tea.", "I'm eating wafers and drinking tea.", -1, ZERO);
// unequal strings are equal only up to n
verify("AAAB", "AAAA", 0, ZERO);
verify("AAAB", "AAAA", 1, ZERO);
verify("AAAB", "AAAA", 2, ZERO);
verify("AAAB", "AAAA", 3, ZERO);
verify("AAAB", "AAAA", 4, POSITIVE);
verify("AAAB", "AAAA", 5, POSITIVE);
verify("AAAB", "AAAA", -1, POSITIVE);
verify("AAAA", "AAAB", 0, ZERO);
verify("AAAA", "AAAB", 1, ZERO);
verify("AAAA", "AAAB", 2, ZERO);
verify("AAAA", "AAAB", 3, ZERO);
verify("AAAA", "AAAB", 4, NEGATIVE);
verify("AAAA", "AAAB", 5, NEGATIVE);
verify("AAAA", "AAAB", -1, NEGATIVE);
verify("The wafers are salty.", "The wafers are sweet.", 16, ZERO);
verify("The wafers are salty.", "The wafers are sweet.", 17, NEGATIVE);
verify("The wafers are salty.", "The wafers are sweet.", -1, NEGATIVE);
// the comparison should stop at first mismatch
verify("AAABA", "AAAAB", -1, POSITIVE);
verify("AAAAB", "AAABA", -1, NEGATIVE);
// ====== Different Case Test Cases ======
// equal strings with n=0 are equal
verify("", "", 0, ZERO);
verify("aaa", "AAA", 0, ZERO);
// unequal strings with n=0 are equal
verify("a", "B", 0, ZERO);
verify("aaa", "BBB", 0, ZERO);
verify("aaa", "BBBBBB", 0, ZERO);
verify("aaaaaa", "BBB", 0, ZERO);
// equal strings are equal
verify("aaa", "AAA", 0, ZERO);
verify("AAA", "aaa", 1, ZERO);
verify("aaa", "AAA", 2, ZERO);
verify("aaa", "AAA", 3, ZERO);
verify("AAA", "aaa", 4, ZERO);
verify("AAA", "aaa", 5, ZERO);
verify("AAA", "aaa", -1, ZERO);
verify("aaa", "AAAAAA", 0, ZERO);
verify("AAA", "AAAaaa", 1, ZERO);
verify("aaA", "aaaAAA", 2, ZERO);
verify("AaA", "aAAAAA", 3, ZERO);
verify("AAA", "AAAAAA", 4, NEGATIVE);
verify("Aaa", "AAaaAA", 5, NEGATIVE);
verify("AAA", "AAAAAa", -1, NEGATIVE);
verify("AAAAAA", "aaa", 0, ZERO);
verify("AAAaaa", "AAA", 1, ZERO);
verify("aaaAAA", "aaA", 2, ZERO);
verify("aAAAAA", "AaA", 3, ZERO);
verify("AAAAAA", "AAA", 4, POSITIVE);
verify("AAaaAA", "Aaa", 5, POSITIVE);
verify("AAAAAa", "AAA", -1, POSITIVE);
verify("I'm Eating Wafers And Drinking Tea.", "I'm eating wafers and drinking tea.", -1, ZERO);
// unequal strings are equal only up to n
verify("aaaB", "AAAA", 0, ZERO);
verify("AaAB", "aAAA", 1, ZERO);
verify("aAAB", "AaAA", 2, ZERO);
verify("AAAB", "AAaA", 3, ZERO);
verify("AAAB", "AAAA", 4, POSITIVE);
verify("AAAb", "AAAA", 5, POSITIVE);
verify("AAAB", "AAAa", -1, POSITIVE);
verify("AAAA", "aaaB", 0, ZERO);
verify("aAAA", "AaAB", 1, ZERO);
verify("AaAA", "aAAB", 2, ZERO);
verify("AAaA", "AAAB", 3, ZERO);
verify("AAAA", "AAAB", 4, NEGATIVE);
verify("AAAA", "AAAb", 5, NEGATIVE);
verify("AAAa", "AAAB", -1, NEGATIVE);
verify("The Wafers Are Salty.", "The wafers are sweet.", 16, ZERO);
verify("The Wafers Are Salty.", "The wafers are sweet.", 17, NEGATIVE);
verify("The Wafers Are Salty.", "The wafers are sweet.", -1, NEGATIVE);
// the comparison should stop at first mismatch
verify("aAaBA", "AAAAb", -1, POSITIVE);
verify("AAAAb", "aAaBA", -1, NEGATIVE);
}
END_TEST
static Suite *tox_strncasecmp_suite(void)
{
Suite *s = suite_create("tox_strncasecmp");
DEFTESTCASE(general);
return s;
}
int main(int argc, char *argv[])
{
srand((unsigned int) time(nullptr));
Suite *s = tox_strncasecmp_suite();
SRunner *test_runner = srunner_create(s);
int number_failed = 0;
srunner_run_all(test_runner, CK_NORMAL);
number_failed = srunner_ntests_failed(test_runner);
srunner_free(test_runner);
return number_failed;
}