Function test_memory

src/core/unit_tests.cpp:78–123

namespace crown
{
static void test_memory()
{
	memory_globals::init();
	Allocator &a = default_allocator();
	{
		void *p = a.allocate(32);
		ENSURE(a.allocated_size(p) >= 32);
		a.deallocate(p);
	}
	{
		char A[100];
		char B[countof(A)];
		memset(A, 'A', countof(A));
		memset(B, 'B', countof(B));

		for (int align = 1; align <= 16; align *= 2) {
			for (size_t bs = sizeof(void *); bs < countof(A); ++bs) {
				PoolAllocator pool(a, 2, (u32)bs, (u32)align);
				char *a = (char *)pool.allocate((u32)bs, (u32)align);
				char *b = (char *)pool.allocate((u32)bs, (u32)align);
				memset(a, 'A', bs);
				memset(b, 'B', bs);

				ENSURE(memcmp(a, A, bs) == 0);
				ENSURE(memcmp(b, B, bs) == 0);
				memset(a, 0, bs);
				memset(b, 0, bs);

				pool.deallocate(a);
				pool.deallocate(b);
			}
		}
	}
	{
		void *p = a.reallocate(NULL, 64, 0);
		ENSURE(p != NULL);
		ENSURE(a.reallocate(NULL, 0) == NULL);
		ENSURE(a.reallocate(p, 0) == NULL);
	}
	{
		TempAllocator64 ta(a);
		void *p = ta.allocate(16);
		ENSURE(p != NULL);
	}
	memory_globals::shutdown();
}

static void test_array()
{