lib/ccan/asearch/test/run.c

   1 #include <ccan/asearch/asearch.h>
   2 #include <ccan/array_size/array_size.h>
   3 #include <ccan/tap/tap.h>
   4 #include <limits.h>
   5
   6 static int test_cmp(const int *key, const int *elt)
   7 {
   8         if (*key < *elt)
   9                 return -1;
  10         else if (*key > *elt)
  11                 return 1;
  12         return 0;
  13 }
  14
  15 int main(void)
  16 {
  17         const int arr[] = { INT_MIN, 0, 1, 2, 3, 4, 5, 6, INT_MAX };
  18         unsigned int start, num, i, total = 0;
  19         int key;
  20
  21         plan_tests(285);
  22
  23         for (start = 0; start < ARRAY_SIZE(arr); start++) {
  24                 for (num = 0; num < ARRAY_SIZE(arr) - start; num++) {
  25                         key = 7;
  26                         ok1(asearch(&key, &arr[start], num, test_cmp) == NULL);
  27                         total++;
  28                         for (i = start; i < start+num; i++) {
  29                                 const int *ret;
  30                                 key = arr[i];
  31                                 ret = asearch(&key, &arr[start], num, test_cmp);
  32                                 ok1(ret);
  33                                 ok1(ret && *ret == key);
  34                                 total++;
  35                         }
  36                 }
  37         }
  38         diag("Tested %u searches\n", total);
  39         return exit_status();
  40 }