| // Copyright 2022 The Dawn Authors |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #ifndef SRC_DAWN_TESTS_MOCKS_PLATFORM_CACHINGINTERFACEMOCK_H_ |
| #define SRC_DAWN_TESTS_MOCKS_PLATFORM_CACHINGINTERFACEMOCK_H_ |
| |
| #include <dawn/platform/DawnPlatform.h> |
| #include <gmock/gmock.h> |
| |
| #include <string> |
| #include <unordered_map> |
| #include <vector> |
| |
| #define EXPECT_CACHE_HIT(cache, N, statement) \ |
| do { \ |
| FlushWire(); \ |
| size_t before = cache.GetHitCount(); \ |
| statement; \ |
| FlushWire(); \ |
| size_t after = cache.GetHitCount(); \ |
| EXPECT_EQ(N, after - before); \ |
| } while (0) |
| |
| // A mock caching interface class that also supplies an in memory cache for testing. |
| class CachingInterfaceMock : public dawn::platform::CachingInterface { |
| public: |
| CachingInterfaceMock(); |
| |
| // Toggles to disable/enable caching. |
| void Disable(); |
| void Enable(); |
| |
| // Returns the number of cache hits up to this point. |
| size_t GetHitCount() const; |
| |
| // Returns the number of entries in the cache. |
| size_t GetNumEntries() const; |
| |
| MOCK_METHOD(size_t, LoadData, (const void*, size_t, void*, size_t), (override)); |
| MOCK_METHOD(void, StoreData, (const void*, size_t, const void*, size_t), (override)); |
| |
| private: |
| size_t LoadDataDefault(const void* key, size_t keySize, void* value, size_t valueSize); |
| void StoreDataDefault(const void* key, size_t keySize, const void* value, size_t valueSize); |
| |
| bool mEnabled = true; |
| size_t mHitCount = 0; |
| std::unordered_map<std::string, std::vector<uint8_t>> mCache; |
| }; |
| |
| // Dawn platform used for testing with a mock caching interface. |
| class DawnCachingMockPlatform : public dawn::platform::Platform { |
| public: |
| explicit DawnCachingMockPlatform(dawn::platform::CachingInterface* cachingInterface); |
| dawn::platform::CachingInterface* GetCachingInterface(const void* fingerprint, |
| size_t fingerprintSize) override; |
| |
| private: |
| dawn::platform::CachingInterface* mCachingInterface = nullptr; |
| }; |
| |
| #endif // SRC_DAWN_TESTS_MOCKS_PLATFORM_CACHINGINTERFACEMOCK_H_ |