// vim: ft=c
#include <ttest.h>

#include "pmm.c"

struct {
  uint8_t data[PAGE_SIZE];
}__attribute__((packed)) mem[4];

TEST(alloc_returns_freed_page)
{
  pmm_free(&mem[0]);
  void *a = pmm_alloc();
  ASSERT_EQ_PTR(a, &mem[0]);
}
TEST(alloc_returns_0_if_no_free_pages)
{
  void *a = pmm_alloc();
  ASSERT_EQ_PTR(a, 0);
}