| // |
| // Copyright (c) 2014 The ANGLE Project Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| // |
| |
| #include "gmock/gmock.h" |
| #include "gtest/gtest.h" |
| #include "libGLESv2/TransformFeedback.h" |
| #include "libGLESv2/renderer/TransformFeedbackImpl.h" |
| |
| namespace { |
| |
| class MockTransformFeedbackImpl : public rx::TransformFeedbackImpl |
| { |
| public: |
| virtual ~MockTransformFeedbackImpl() { destroy(); } |
| |
| MOCK_METHOD1(begin, void(GLenum primitiveMode)); |
| MOCK_METHOD0(end, void()); |
| MOCK_METHOD0(pause, void()); |
| MOCK_METHOD0(resume, void()); |
| |
| MOCK_METHOD0(destroy, void()); |
| }; |
| |
| class TransformFeedbackTest : public testing::Test |
| { |
| protected: |
| virtual void SetUp() |
| { |
| mImpl = new MockTransformFeedbackImpl; |
| EXPECT_CALL(*mImpl, destroy()); |
| mFeedback = new gl::TransformFeedback(mImpl, 1); |
| mFeedback->addRef(); |
| } |
| |
| virtual void TearDown() |
| { |
| mFeedback->release(); |
| } |
| |
| MockTransformFeedbackImpl* mImpl; |
| gl::TransformFeedback* mFeedback; |
| }; |
| |
| TEST_F(TransformFeedbackTest, DestructionDeletesImpl) |
| { |
| MockTransformFeedbackImpl* impl = new MockTransformFeedbackImpl; |
| EXPECT_CALL(*impl, destroy()).Times(1).RetiresOnSaturation(); |
| |
| gl::TransformFeedback* feedback = new gl::TransformFeedback(impl, 1); |
| feedback->addRef(); |
| feedback->release(); |
| |
| // Only needed because the mock is leaked if bugs are present, |
| // which logs an error, but does not cause the test to fail. |
| // Ordinarily mocks are verified when destroyed. |
| testing::Mock::VerifyAndClear(impl); |
| } |
| |
| TEST_F(TransformFeedbackTest, SideEffectsOfStartAndStop) |
| { |
| testing::InSequence seq; |
| |
| EXPECT_EQ(GL_FALSE, mFeedback->isStarted()); |
| EXPECT_CALL(*mImpl, begin(GL_TRIANGLES)); |
| mFeedback->start(GL_TRIANGLES); |
| EXPECT_EQ(GL_TRUE, mFeedback->isStarted()); |
| EXPECT_EQ(GL_TRIANGLES, mFeedback->getDrawMode()); |
| EXPECT_CALL(*mImpl, end()); |
| mFeedback->stop(); |
| EXPECT_EQ(GL_FALSE, mFeedback->isStarted()); |
| } |
| |
| TEST_F(TransformFeedbackTest, SideEffectsOfPauseAndResume) |
| { |
| testing::InSequence seq; |
| |
| EXPECT_FALSE(mFeedback->isStarted()); |
| EXPECT_CALL(*mImpl, begin(GL_TRIANGLES)); |
| mFeedback->start(GL_TRIANGLES); |
| EXPECT_EQ(GL_FALSE, mFeedback->isPaused()); |
| EXPECT_CALL(*mImpl, pause()); |
| mFeedback->pause(); |
| EXPECT_EQ(GL_TRUE, mFeedback->isPaused()); |
| EXPECT_CALL(*mImpl, resume()); |
| mFeedback->resume(); |
| EXPECT_EQ(GL_FALSE, mFeedback->isPaused()); |
| EXPECT_CALL(*mImpl, end()); |
| mFeedback->stop(); |
| } |
| |
| } // namespace |