Function TEST_F

cachelib/allocator/memory/tests/MemoryPoolTest.cpp:41–63

constexpr size_t SerializationBufferSize = 100 * 1024;

TEST_F(MemoryPoolTest, Create) {
  auto slabAlloc = createSlabAllocator(10);
  auto usable = slabAlloc->getNumUsableSlabs();
  size_t poolSize = usable * Slab::kSize;

  // random alloc sizes.
  auto allocSizes = getRandomAllocSizes(10);
  PoolId id = 5;

  ASSERT_NO_THROW(MemoryPool(id, poolSize, *slabAlloc, allocSizes));

  // empty allocSizes must throw
  std::set<uint32_t> invalidAllocSizes;
  ASSERT_THROW(MemoryPool(id, poolSize, *slabAlloc, invalidAllocSizes),
               std::invalid_argument);

  // allocSize with any size more than Slab::kSize must throw as well.
  invalidAllocSizes = allocSizes;
  invalidAllocSizes.insert(Slab::kSize + getRandomAllocSize());

  ASSERT_THROW(MemoryPool(id, poolSize, *slabAlloc, invalidAllocSizes),
               std::invalid_argument);
}

// allocate memory across the entire size ranges and ensure that the
// allocations succeed.