// returns 0 on error, 1 if ok.
void to_uint32_array_test() {
for (size_t offset = 1; offset < 128; offset *= 2) {
run_container_t* B = run_container_create();
assert_non_null(B);
for (int k = 0; k < (1 << 16); k += offset) {
run_container_add(B, k);
}
int card = run_container_cardinality(B);
uint32_t* out = malloc(sizeof(uint32_t) * card);
int nc = run_container_to_uint32_array(out, B, 0);
assert_int_equal(nc, card);
for (int k = 1; k < nc; ++k) {
assert_int_equal(out[k], offset + out[k - 1]);
}
free(out);
run_container_free(B);
}
}
int main() {
int repeat = 500;
int size = TESTSIZE;
tellmeall();
printf("run container benchmarks\n");
run_container_t* B = run_container_create();
BEST_TIME(add_test(B), 0, repeat, size);
int answer = contains_test(B);
size = 1 << 16;
BEST_TIME(contains_test(B), answer, repeat, size);
size = (1 << 16) / 3;
BEST_TIME(remove_test(B), 0, repeat, size);
run_container_free(B);
for (int howmany = 32; howmany <= (1 << 16); howmany *= 8) {
run_container_t* Bt = run_container_create();
for (int j = 0; j < howmany; ++j) {
run_container_add(Bt, (uint16_t)pcg32_random());
}
size_t nbrtestvalues = 1024;
uint16_t* testvalues = malloc(nbrtestvalues * sizeof(uint16_t));
printf("\n number of values in container = %d\n",
run_container_cardinality(Bt));
int card = run_container_cardinality(Bt);
uint32_t* out = malloc(sizeof(uint32_t) * (unsigned long)card);
BEST_TIME(run_container_to_uint32_array(out, Bt, 1234), card, repeat,
card);
free(out);
BEST_TIME_PRE_ARRAY(Bt, run_container_contains, run_cache_prefetch,
testvalues, nbrtestvalues);
BEST_TIME_PRE_ARRAY(Bt, run_container_contains, run_cache_flush,
testvalues, nbrtestvalues);
free(testvalues);
run_container_free(Bt);
}
printf("\n");
run_container_t* B1 = run_container_create();
for (int x = 0; x < 1 << 16; x += 3) {
run_container_add(B1, (uint16_t)x);
}
run_container_t* B2 = run_container_create();
for (int x = 0; x < 1 << 16; x += 5) {
run_container_add(B2, (uint16_t)x);
}
int32_t inputsize;
inputsize = B1->n_runs + B2->n_runs;
run_container_t* BO = run_container_create();
printf("\nUnion and intersections...\n");
printf("\nNote:\n");
printf(
"union times are expressed in cycles per number of input elements "
"(both runs)\n");
printf(
"intersection times are expressed in cycles per number of output "
"elements\n\n");
printf("==intersection and union test 1 \n");
printf("input 1 cardinality = %d, input 2 cardinality = %d \n",
run_container_cardinality(B1), run_container_cardinality(B2));
answer = union_test(B1, B2, BO);
printf("union cardinality = %d \n", answer);
printf("B1 card = %d B2 card = %d \n", run_container_cardinality(B1),
run_container_cardinality(B2));
inputsize = B1->n_runs + B2->n_runs;
BEST_TIME(union_test(B1, B2, BO), answer, repeat, inputsize);
answer = intersection_test(B1, B2, BO);
printf("intersection cardinality = %d \n", answer);
BEST_TIME(intersection_test(B1, B2, BO), answer, repeat, answer);
printf("==intersection and union test 2 \n");
run_container_clear(B1);
run_container_clear(B2);
for (int x = 0; x < (1 << 16); x += 64) {
int length = x % 11;
for (int y = 0; y < length; ++y)
run_container_add(B1, (uint16_t)(x + y));
}
for (int x = 1; x < 1 << 16; x += x) {
run_container_add(B2, (uint16_t)x);
}
printf("input 1 cardinality = %d, input 2 cardinality = %d \n",
run_container_cardinality(B1), run_container_cardinality(B2));
answer = union_test(B1, B2, BO);
printf("union cardinality = %d \n", answer);
printf("B1 card = %d B2 card = %d \n", run_container_cardinality(B1),
run_container_cardinality(B2));
inputsize = B1->n_runs + B2->n_runs;
BEST_TIME(union_test(B1, B2, BO), answer, repeat, inputsize);
answer = intersection_test(B1, B2, BO);
printf("intersection cardinality = %d \n", answer);
BEST_TIME(intersection_test(B1, B2, BO), answer, repeat, answer);
run_container_free(B1);
run_container_free(B2);
run_container_free(BO);
return 0;
}