// Copyright 2015 The Chromium Authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. #ifndef BASE_TEST_TEST_DISCARDABLE_MEMORY_ALLOCATOR_H_ #define BASE_TEST_TEST_DISCARDABLE_MEMORY_ALLOCATOR_H_ #include #include "base/memory/discardable_memory_allocator.h" namespace base { // TestDiscardableMemoryAllocator is a simple DiscardableMemoryAllocator // implementation that can be used for testing. It allocates one-shot // DiscardableMemory instances backed by heap memory. class TestDiscardableMemoryAllocator : public DiscardableMemoryAllocator { public: TestDiscardableMemoryAllocator() = default; TestDiscardableMemoryAllocator(const TestDiscardableMemoryAllocator&) = delete; TestDiscardableMemoryAllocator& operator=( const TestDiscardableMemoryAllocator&) = delete; // Overridden from DiscardableMemoryAllocator: std::unique_ptr AllocateLockedDiscardableMemory( size_t size) override; size_t GetBytesAllocated() const override; void ReleaseFreeMemory() override { // Do nothing since it is backed by heap memory. } }; } // namespace base #endif // BASE_TEST_TEST_DISCARDABLE_MEMORY_ALLOCATOR_H_