| // Copyright 2017 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 TESTS_UNITTESTS_VALIDATIONTEST_H_ |
| #define TESTS_UNITTESTS_VALIDATIONTEST_H_ |
| |
| #include "gtest/gtest.h" |
| #include "dawn/dawncpp.h" |
| #include "dawn/dawncpp_traits.h" |
| |
| namespace dawn_native { |
| class Instance; |
| } |
| |
| #define ASSERT_DEVICE_ERROR(statement) \ |
| StartExpectDeviceError(); \ |
| statement; \ |
| ASSERT_TRUE(EndExpectDeviceError()); |
| |
| class ValidationTest : public testing::Test { |
| public: |
| ValidationTest(); |
| ~ValidationTest(); |
| |
| void TearDown() override; |
| |
| // Use these methods to add expectations on the validation of a builder. The expectations are |
| // checked on test teardown. Adding an expectation is done like the following: |
| // |
| // dawn::Foo foo = AssertWillBe[Success|Error](device.CreateFooBuilder(), "my foo") |
| // .SetBar(1) |
| // .GetResult(); |
| // |
| // The string argument is optional but will be printed when an expectations is missed, this |
| // will help debug tests where multiple expectations are added. |
| template<typename Builder> |
| Builder AssertWillBeSuccess(Builder builder, std::string debugName = ""); |
| template<typename Builder> |
| Builder AssertWillBeError(Builder builder, std::string debugName = ""); |
| |
| void StartExpectDeviceError(); |
| bool EndExpectDeviceError(); |
| std::string GetLastDeviceErrorMessage() const; |
| |
| // Helper functions to create objects to test validation. |
| |
| struct DummyRenderPass : public dawn::RenderPassDescriptor{ |
| public: |
| DummyRenderPass(const dawn::Device& device); |
| dawn::Texture attachment; |
| dawn::TextureFormat attachmentFormat; |
| uint32_t width; |
| uint32_t height; |
| |
| private: |
| dawn::RenderPassColorAttachmentDescriptor mColorAttachment; |
| dawn::RenderPassColorAttachmentDescriptor* mColorAttachments[1]; |
| }; |
| |
| protected: |
| dawn::Device device; |
| |
| private: |
| std::unique_ptr<dawn_native::Instance> mInstance; |
| |
| static void OnDeviceError(const char* message, DawnCallbackUserdata userdata); |
| std::string mDeviceErrorMessage; |
| bool mExpectError = false; |
| bool mError = false; |
| |
| struct BuilderStatusExpectations { |
| bool expectSuccess; |
| std::string debugName; |
| |
| bool gotStatus = false; |
| std::string statusMessage; |
| DawnBuilderErrorStatus status; |
| }; |
| std::vector<BuilderStatusExpectations> mExpectations; |
| |
| template<typename Builder> |
| Builder AddExpectation(Builder& builder, std::string debugName, bool expectSuccess); |
| |
| static void OnBuilderErrorStatus(DawnBuilderErrorStatus status, const char* message, dawn::CallbackUserdata userdata1, dawn::CallbackUserdata userdata2); |
| }; |
| |
| // Template implementation details |
| |
| template<typename Builder> |
| Builder ValidationTest::AssertWillBeSuccess(Builder builder, std::string debugName) { |
| return AddExpectation(builder, debugName, true); |
| } |
| |
| template<typename Builder> |
| Builder ValidationTest::AssertWillBeError(Builder builder, std::string debugName) { |
| return AddExpectation(builder, debugName, false); |
| } |
| |
| template<typename Builder> |
| Builder ValidationTest::AddExpectation(Builder& builder, std::string debugName, bool expectSuccess) { |
| uint64_t userdata1 = reinterpret_cast<uintptr_t>(this); |
| uint64_t userdata2 = mExpectations.size(); |
| builder.SetErrorCallback(OnBuilderErrorStatus, userdata1, userdata2); |
| |
| mExpectations.emplace_back(); |
| auto& expectation = mExpectations.back(); |
| expectation.expectSuccess = expectSuccess; |
| expectation.debugName = debugName; |
| |
| return std::move(builder); |
| } |
| |
| #endif // TESTS_UNITTESTS_VALIDATIONTEST_H_ |