stasis-aries-wal/test/stasis/check_min.c

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---*/
#include "../check_includes.h"

#include <stasis/util/min.h>
#include <stasis/util/random.h>

#include <assert.h>
#include <sys/time.h>
#include <time.h>

#define LOG_NAME   "check_min.log"

/**
   @test

*/

START_TEST(minSmokeTest) {
  stasis_aggregate_min_t * small = stasis_aggregate_min_init(0);
  stasis_aggregate_min_t * large = stasis_aggregate_min_init(1);

  lsn_t i1 = 1;
  lsn_t i2 = 2;
  lsn_t i3 = 3;
  stasis_aggregate_min_add(small, &i2);
  stasis_aggregate_min_add(large, &i2);
  assert(2 == * stasis_aggregate_min_compute(large));
  assert(2 == * stasis_aggregate_min_compute(small));

  stasis_aggregate_min_remove(small, &i2);
  stasis_aggregate_min_remove(large, &i2);
  assert(! stasis_aggregate_min_compute(large));
  assert(! stasis_aggregate_min_compute(small));

  stasis_aggregate_min_add(small, &i1);
  stasis_aggregate_min_add(large, &i1);

  assert(1 == * stasis_aggregate_min_compute(large));
  assert(1 == * stasis_aggregate_min_compute(small));

  stasis_aggregate_min_add(small, &i3);
  stasis_aggregate_min_add(large, &i3);

  assert(1 == * stasis_aggregate_min_compute(large));
  assert(1 == * stasis_aggregate_min_compute(small));

  stasis_aggregate_min_remove(small, &i1);
  stasis_aggregate_min_remove(large, &i1);

  assert(3 == * stasis_aggregate_min_compute(large));
  assert(3 == * stasis_aggregate_min_compute(small));

  stasis_aggregate_min_add(small, &i1);
  stasis_aggregate_min_add(large, &i1);

  assert(1 == * stasis_aggregate_min_compute(large));
  assert(1 == * stasis_aggregate_min_compute(small));

  stasis_aggregate_min_add(small, &i2);
  stasis_aggregate_min_add(large, &i2);

  assert(1 == * stasis_aggregate_min_compute(large));
  assert(1 == * stasis_aggregate_min_compute(small));

  stasis_aggregate_min_remove(small, &i1);
  stasis_aggregate_min_remove(large, &i1);

  assert(2 == * stasis_aggregate_min_compute(large));
  assert(2 == * stasis_aggregate_min_compute(small));

} END_TEST

START_TEST(minRandomTest) {
  stasis_aggregate_min_t * a = stasis_aggregate_min_init(0);
  stasis_aggregate_min_t * b = stasis_aggregate_min_init(0);
  const int COUNT = 10000;

  lsn_t * vals = stasis_malloc(COUNT, lsn_t);
  lsn_t * bits = stasis_malloc(COUNT, lsn_t);
  for(int i = 0; i < COUNT; i++) {
    vals[i] = i;
    bits[i] = 0;
  }
  for(int i = 0; i < COUNT; i++) {
    if(! (i & 1023)) { printf("%d\n", i); }
    switch(stasis_util_random64(3)) {
    case 0:
    {
      int j;
      int tries = 0;
      while((j = stasis_util_random64(i))) {
        if(!bits[j]) {
          bits[j] = 1;

          stasis_aggregate_min_add(a, &vals[j]);
          stasis_aggregate_min_add(b, &vals[j]);

          break;
        }
        tries ++;
        if(tries == 100) break;
      }
    } break;
    case 1:
    {
      int j;
      int tries = 0;
      while((j = stasis_util_random64(i))) {
        if(bits[j]) {
          bits[j] = 0;

          stasis_aggregate_min_remove(a, &vals[j]);
          stasis_aggregate_min_remove(b, &vals[j]);

          break;
        }
        tries ++;
        if(tries == 100) break;
      }
    } break;
    case 2:
    {
      const lsn_t * ap = stasis_aggregate_min_compute(a);
      const lsn_t * bp = stasis_aggregate_min_compute(b);
      assert(ap == bp);
    } break;
    }
  }
} END_TEST

Suite * check_suite(void) {
  Suite *s = suite_create("ringBuffer");
  /* Begin a new test */
  TCase *tc = tcase_create("ringBuffer");

  /* Sub tests are added, one per line, here */

  tcase_add_test(tc, minSmokeTest);
  tcase_add_test(tc, minRandomTest);

  /* --------------------------------------------- */

  tcase_add_checked_fixture(tc, setup, teardown);


  suite_add_tcase(s, tc);
  return s;
}

#include "../check_setup.h"