Function main

3rd/mimalloc-2.0.9/test/test-api.c:52–282

--------------------------------------------------------------------------- Main testing ---------------------------------------------------------------------------

// Main testing
// ---------------------------------------------------------------------------
int main(void) {
  mi_option_disable(mi_option_verbose);

  // ---------------------------------------------------
  // Malloc
  // ---------------------------------------------------

  CHECK_BODY("malloc-zero") {
    void* p = mi_malloc(0);
    result = (p != NULL);
    mi_free(p);
  };
  CHECK_BODY("malloc-nomem1") {
    result = (mi_malloc((size_t)PTRDIFF_MAX + (size_t)1) == NULL);
  };
  CHECK_BODY("malloc-null") {
    mi_free(NULL);
  };
  CHECK_BODY("calloc-overflow") {
    // use (size_t)&mi_calloc to get some number without triggering compiler warnings
    result = (mi_calloc((size_t)&mi_calloc,SIZE_MAX/1000) == NULL);
  };
  CHECK_BODY("calloc0") {
    void* p = mi_calloc(0,1000);
    result = (mi_usable_size(p) <= 16);
    mi_free(p);
  };
  CHECK_BODY("malloc-large") {   // see PR #544.
    void* p = mi_malloc(67108872);
    mi_free(p);
  };

  // ---------------------------------------------------
  // Extended
  // ---------------------------------------------------
  CHECK_BODY("posix_memalign1") {
    void* p = &p;
    int err = mi_posix_memalign(&p, sizeof(void*), 32);
    result = ((err==0 && (uintptr_t)p % sizeof(void*) == 0) || p==&p);
    mi_free(p);
  };
  CHECK_BODY("posix_memalign_no_align") {
    void* p = &p;
    int err = mi_posix_memalign(&p, 3, 32);
    result = (err==EINVAL && p==&p);
  };
  CHECK_BODY("posix_memalign_zero") {
    void* p = &p;
    int err = mi_posix_memalign(&p, sizeof(void*), 0);
    mi_free(p);
    result = (err==0);
  };
  CHECK_BODY("posix_memalign_nopow2") {
    void* p = &p;
    int err = mi_posix_memalign(&p, 3*sizeof(void*), 32);
    result = (err==EINVAL && p==&p);
  };
  CHECK_BODY("posix_memalign_nomem") {