box-o-sand/lcthw-remnants-2/liblcthw/tests/lcthw/list_algos_tests.c
2016-04-17 18:55:43 -04:00

98 lines
2.3 KiB
C

#undef NDEBUG
#include "../minunit.h"
#include <lcthw/list_algos.h>
#include <assert.h>
#include <string.h>
char *values[] = {"XXXX", "1234", "abcd", "xjvef", "NDSS"};
#define NUM_VALUES 5
List *create_words()
{
int i = 0;
List *words = List_create();
for(i = 0; i < NUM_VALUES; i++) {
List_push(words, values[i]);
}
return words;
}
int is_sorted(List *words)
{
LIST_FOREACH(words, first, next, cur) {
if(cur->next && strcmp(cur->value, cur->next->value) > 0) {
debug("%s %s", (char *)cur->value, (char *)cur->next->value);
return 0;
}
}
return 1;
}
char *test_bubble_sort()
{
List *words = create_words();
// should work on a list that needs sorting
int rc = List_bubble_sort(words, (List_compare)strcmp);
mu_assert(rc == 0, "Bubble sort failed.");
mu_assert(is_sorted(words), "Words are not sorted after bubble sort.");
// should work on an already sorted list
rc = List_bubble_sort(words, (List_compare)strcmp);
mu_assert(rc == 0, "Bubble sort of already sorted failed.");
mu_assert(is_sorted(words), "Words should be sorted if already bubble sorted.");
List_destroy(words);
// should work on an empty list
words = List_create();
rc = List_bubble_sort(words, (List_compare)strcmp);
mu_assert(rc == 0, "Bubble sort failed on empty list.");
mu_assert(is_sorted(words), "Words should be sorted if empty.");
List_destroy(words);
return NULL;
}
char *test_merge_sort()
{
List *words = create_words();
// should work on a list that needs sorting
List *res = List_merge_sort(words, (List_compare)strcmp);
mu_assert(List_count(res) == List_count(words), "Sorted list has different count.");
mu_assert(is_sorted(res), "Words are not sorted after merge sort.");
List *res2 = List_merge_sort(res, (List_compare)strcmp);
mu_assert(List_count(res2) == List_count(res), "Sorted list has different count.");
mu_assert(is_sorted(res), "Should still be sorted after merge sort.");
List_destroy(res2);
List_destroy(res);
List_destroy(words);
return NULL;
}
char *all_tests()
{
mu_suite_start();
int i = 0;
for(i = 0; i < NUM_VALUES; i++) {
printf("%s -> %p\n", values[i], values[i]);
}
mu_run_test(test_bubble_sort);
mu_run_test(test_merge_sort);
return NULL;
}
RUN_TESTS(all_tests);