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| 1 // Copyright 2016 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "blimp/client/core/compositor/delegated_output_surface.h" | |
| 6 | |
| 7 #include "base/bind.h" | |
| 8 #include "base/memory/ptr_util.h" | |
| 9 #include "base/run_loop.h" | |
| 10 #include "base/synchronization/waitable_event.h" | |
| 11 #include "base/threading/thread_task_runner_handle.h" | |
| 12 #include "cc/output/compositor_frame.h" | |
| 13 #include "cc/test/fake_output_surface_client.h" | |
| 14 #include "cc/test/test_context_provider.h" | |
| 15 #include "cc/test/test_context_support.h" | |
| 16 #include "cc/test/test_gles2_interface.h" | |
| 17 #include "cc/test/test_web_graphics_context_3d.h" | |
| 18 #include "testing/gtest/include/gtest/gtest.h" | |
| 19 | |
| 20 namespace blimp { | |
| 21 namespace client { | |
| 22 namespace { | |
| 23 | |
| 24 class FakeBlimpOutputSurfaceClient : public BlimpOutputSurfaceClient { | |
| 25 public: | |
| 26 FakeBlimpOutputSurfaceClient( | |
| 27 scoped_refptr<base::SingleThreadTaskRunner> compositor_task_runner) | |
| 28 : compositor_task_runner_(compositor_task_runner), | |
| 29 output_surface_(nullptr), | |
| 30 swap_count_(0), | |
| 31 weak_factory_(this) { | |
| 32 DCHECK(thread_checker_.CalledOnValidThread()); | |
| 33 } | |
| 34 | |
| 35 ~FakeBlimpOutputSurfaceClient() override { | |
| 36 DCHECK(thread_checker_.CalledOnValidThread()); | |
| 37 } | |
| 38 | |
| 39 base::WeakPtr<FakeBlimpOutputSurfaceClient> GetWeakPtr() { | |
| 40 return weak_factory_.GetWeakPtr(); | |
| 41 } | |
| 42 | |
| 43 void BindToOutputSurface( | |
| 44 base::WeakPtr<BlimpOutputSurface> output_surface) override { | |
| 45 DCHECK(thread_checker_.CalledOnValidThread()); | |
| 46 EXPECT_EQ(nullptr, output_surface_); | |
| 47 output_surface_ = output_surface; | |
| 48 bound_ = true; | |
| 49 } | |
| 50 | |
| 51 void SwapCompositorFrame(cc::CompositorFrame frame) override { | |
| 52 DCHECK(thread_checker_.CalledOnValidThread()); | |
| 53 swap_count_++; | |
| 54 } | |
| 55 | |
| 56 void UnbindOutputSurface() override { | |
| 57 DCHECK(bound_); | |
| 58 bound_ = true; | |
| 59 DCHECK(thread_checker_.CalledOnValidThread()); | |
| 60 output_surface_ = nullptr; | |
| 61 } | |
| 62 | |
| 63 int swap_count() const { return swap_count_; } | |
| 64 bool bound() const { return bound_; } | |
| 65 | |
| 66 private: | |
| 67 scoped_refptr<base::SingleThreadTaskRunner> compositor_task_runner_; | |
| 68 bool bound_ = false; | |
| 69 base::WeakPtr<BlimpOutputSurface> output_surface_; | |
| 70 int swap_count_; | |
| 71 base::ThreadChecker thread_checker_; | |
| 72 base::WeakPtrFactory<FakeBlimpOutputSurfaceClient> weak_factory_; | |
| 73 }; | |
| 74 | |
| 75 class TestContextProvider : public cc::TestContextProvider { | |
| 76 public: | |
| 77 static scoped_refptr<TestContextProvider> Create(bool bind_should_fail) { | |
| 78 return new TestContextProvider(bind_should_fail); | |
| 79 } | |
| 80 | |
| 81 protected: | |
| 82 explicit TestContextProvider(bool bind_should_fail) | |
| 83 : cc::TestContextProvider(base::MakeUnique<cc::TestContextSupport>(), | |
| 84 base::MakeUnique<cc::TestGLES2Interface>(), | |
| 85 cc::TestWebGraphicsContext3D::Create()), | |
| 86 bind_should_fail_(bind_should_fail) {} | |
| 87 | |
| 88 ~TestContextProvider() override {} | |
| 89 | |
| 90 bool BindToCurrentThread() override { | |
| 91 if (bind_should_fail_) | |
| 92 return false; | |
| 93 return cc::TestContextProvider::BindToCurrentThread(); | |
| 94 } | |
| 95 | |
| 96 private: | |
| 97 const bool bind_should_fail_; | |
| 98 }; | |
| 99 | |
| 100 class DelegatedOutputSurfaceTest : public testing::Test { | |
| 101 public: | |
| 102 DelegatedOutputSurfaceTest() {} | |
| 103 | |
| 104 void SetUpTest(bool bind_should_fail) { | |
| 105 main_task_runner_ = base::ThreadTaskRunnerHandle::Get(); | |
| 106 compositor_thread_ = base::MakeUnique<base::Thread>("Compositor"); | |
| 107 ASSERT_TRUE(compositor_thread_->Start()); | |
| 108 compositor_task_runner_ = compositor_thread_->task_runner(); | |
| 109 blimp_output_surface_client_ = | |
| 110 base::MakeUnique<FakeBlimpOutputSurfaceClient>(compositor_task_runner_); | |
| 111 output_surface_ = base::MakeUnique<DelegatedOutputSurface>( | |
| 112 TestContextProvider::Create(bind_should_fail), nullptr, | |
| 113 main_task_runner_, blimp_output_surface_client_->GetWeakPtr()); | |
| 114 | |
| 115 base::WaitableEvent init_event( | |
| 116 base::WaitableEvent::ResetPolicy::AUTOMATIC, | |
| 117 base::WaitableEvent::InitialState::NOT_SIGNALED); | |
| 118 compositor_task_runner_->PostTask( | |
| 119 FROM_HERE, | |
| 120 base::Bind(&DelegatedOutputSurfaceTest::InitOnCompositorThread, | |
| 121 base::Unretained(this), &init_event)); | |
| 122 init_event.Wait(); | |
| 123 | |
| 124 // Run all tasks so the registration of the BlimpOutputSurface on the main | |
| 125 // thread completes. | |
| 126 base::RunLoop().RunUntilIdle(); | |
| 127 } | |
| 128 | |
| 129 void DoSwapBuffers() { | |
| 130 base::WaitableEvent swap_event( | |
| 131 base::WaitableEvent::ResetPolicy::AUTOMATIC, | |
| 132 base::WaitableEvent::InitialState::NOT_SIGNALED); | |
| 133 compositor_task_runner_->PostTask( | |
| 134 FROM_HERE, | |
| 135 base::Bind(&DelegatedOutputSurfaceTest::DoSwapBuffersOnCompositorThread, | |
| 136 base::Unretained(this), &swap_event)); | |
| 137 swap_event.Wait(); | |
| 138 } | |
| 139 | |
| 140 void TearDown() override { | |
| 141 EXPECT_EQ(blimp_output_surface_client_->swap_count(), | |
| 142 output_surface_client_.swap_count()); | |
| 143 } | |
| 144 | |
| 145 void EndTest() { | |
| 146 base::WaitableEvent shutdown_event( | |
| 147 base::WaitableEvent::ResetPolicy::AUTOMATIC, | |
| 148 base::WaitableEvent::InitialState::NOT_SIGNALED); | |
| 149 compositor_task_runner_->PostTask( | |
| 150 FROM_HERE, | |
| 151 base::Bind(&DelegatedOutputSurfaceTest::ShutdownOnCompositorThread, | |
| 152 base::Unretained(this), &shutdown_event)); | |
| 153 shutdown_event.Wait(); | |
| 154 compositor_thread_->Stop(); | |
| 155 | |
| 156 // Run all tasks so the unregistration of the BlimpOutputSurface on the main | |
| 157 // thread completes. | |
| 158 base::RunLoop().RunUntilIdle(); | |
| 159 } | |
| 160 | |
| 161 void InitOnCompositorThread(base::WaitableEvent* event) { | |
| 162 bound_ = output_surface_->BindToClient(&output_surface_client_); | |
| 163 event->Signal(); | |
| 164 } | |
| 165 | |
| 166 void DoSwapBuffersOnCompositorThread(base::WaitableEvent* event) { | |
| 167 output_surface_->SwapBuffers(cc::CompositorFrame()); | |
| 168 event->Signal(); | |
| 169 } | |
| 170 | |
| 171 void ShutdownOnCompositorThread(base::WaitableEvent* event) { | |
| 172 base::RunLoop().RunUntilIdle(); | |
| 173 if (bound_) { | |
| 174 output_surface_->DetachFromClient(); | |
| 175 bound_ = false; | |
| 176 } | |
| 177 output_surface_.reset(); | |
| 178 event->Signal(); | |
| 179 } | |
| 180 | |
| 181 base::MessageLoop loop_; | |
| 182 std::unique_ptr<base::Thread> compositor_thread_; | |
| 183 scoped_refptr<base::SingleThreadTaskRunner> main_task_runner_; | |
| 184 scoped_refptr<base::SingleThreadTaskRunner> compositor_task_runner_; | |
| 185 std::unique_ptr<DelegatedOutputSurface> output_surface_; | |
| 186 std::unique_ptr<FakeBlimpOutputSurfaceClient> blimp_output_surface_client_; | |
| 187 | |
| 188 bool bound_ = false; | |
| 189 cc::FakeOutputSurfaceClient output_surface_client_; | |
| 190 }; | |
| 191 | |
| 192 TEST_F(DelegatedOutputSurfaceTest, BindFails) { | |
| 193 SetUpTest(true); | |
| 194 EXPECT_FALSE(blimp_output_surface_client_->bound()); | |
| 195 EndTest(); | |
| 196 } | |
| 197 | |
| 198 TEST_F(DelegatedOutputSurfaceTest, BindSucceedsSwapBuffers) { | |
| 199 SetUpTest(false); | |
| 200 EXPECT_TRUE(blimp_output_surface_client_->bound()); | |
| 201 | |
| 202 DoSwapBuffers(); | |
| 203 DoSwapBuffers(); | |
| 204 DoSwapBuffers(); | |
| 205 | |
| 206 // Run all tasks so the swap buffer calls to the BlimpOutputSurface on the | |
| 207 // main thread complete. | |
| 208 base::RunLoop().RunUntilIdle(); | |
| 209 EXPECT_EQ(3, blimp_output_surface_client_->swap_count()); | |
| 210 | |
| 211 EndTest(); | |
| 212 } | |
| 213 | |
| 214 } // namespace | |
| 215 } // namespace client | |
| 216 } // namespace blimp | |
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Chromium Code Reviews
Issue 2337913003:
Fork cc::OutputSurface into cc::CompositorFrameSink. (Closed)
