Method TestRoundUpToNextPowerOfTwoOption

util/memory/pool_ut.cpp:244–283

    }

    void TestRoundUpToNextPowerOfTwoOption() {
        const size_t MEMORY_POOL_BLOCK_SIZE = (1024 - 16) * 4096 - 16 - 16 - 32;

        class TFixedBlockSizeMemoryPoolPolicy final: public TMemoryPool::IGrowPolicy {
        public:
            size_t Next(size_t /*prev*/) const noexcept override {
                return MEMORY_POOL_BLOCK_SIZE;
            }
        };
        TFixedBlockSizeMemoryPoolPolicy allocationPolicy;

        class TTestAllocator final: public TDefaultAllocator {
        public:
            TBlock Allocate(size_t len) override {
                Size_ += len;
                return TDefaultAllocator::Allocate(len);
            }

            size_t GetSize() const {
                return Size_;
            }

        private:
            size_t Size_ = 0;
        };

        TTestAllocator allocator;

        TMemoryPool::TOptions options;
        options.RoundUpToNextPowerOfTwo = false;

        constexpr size_t EXPECTED_ALLOCATION_SIZE = MEMORY_POOL_BLOCK_SIZE + 32;
        TMemoryPool pool(MEMORY_POOL_BLOCK_SIZE, &allocationPolicy, &allocator, options);

        pool.Allocate(MEMORY_POOL_BLOCK_SIZE);
        UNIT_ASSERT_VALUES_EQUAL(EXPECTED_ALLOCATION_SIZE, allocator.GetSize());

        pool.Allocate(1);
        UNIT_ASSERT_VALUES_EQUAL(2 * EXPECTED_ALLOCATION_SIZE, allocator.GetSize());
    }

    void TestMemoryPoolBookmark() {
        TCheckedAllocator alloc;