wlgol/tests/test_pattern.c

#include <assert.h>
#include <stdio.h>

#include "pattern.h"

int main(void) {
    assert(pattern_count() == 10);
    const void *p = pattern_get(0);
    (void)p;
    int dx[16], dy[16];
    int n = pattern_rotated_offsets(0, 0, dx, dy);
    assert(n == 5);

    int w, h;
    pattern_bounds(0, 1, &w, &h);
    assert(w == 3 && h == 3);

    int dx2[16], dy2[16];
    pattern_rotated_offsets(0, 1, dx2, dy2);
    int same = 1;
    for (int i = 0; i < n; i++) {
        if (dx[i] != dx2[i] || dy[i] != dy2[i]) same = 0;
    }
    assert(!same);

    printf("pattern tests passed\n");
    return 0;
}