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// Copyright 2013 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.
#include "cc/trees/layer_tree_frame_sink.h"
#include "base/single_thread_task_runner.h"
#include "base/test/test_simple_task_runner.h"
#include "cc/test/fake_layer_tree_frame_sink_client.h"
#include "components/viz/common/quads/compositor_frame.h"
#include "components/viz/test/test_context_provider.h"
#include "components/viz/test/test_web_graphics_context_3d.h"
#include "gpu/GLES2/gl2extchromium.h"
#include "gpu/command_buffer/client/raster_interface.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace cc {
namespace {
class StubLayerTreeFrameSink : public LayerTreeFrameSink {
public:
explicit StubLayerTreeFrameSink(
scoped_refptr<viz::ContextProvider> context_provider,
scoped_refptr<viz::RasterContextProvider> worker_context_provider,
scoped_refptr<base::SingleThreadTaskRunner> compositor_task_runner)
: LayerTreeFrameSink(std::move(context_provider),
std::move(worker_context_provider),
std::move(compositor_task_runner),
nullptr) {}
void SubmitCompositorFrame(viz::CompositorFrame frame) override {
client_->DidReceiveCompositorFrameAck();
}
void DidNotProduceFrame(const viz::BeginFrameAck& ack) override {}
void DidAllocateSharedBitmap(mojo::ScopedSharedBufferHandle buffer,
const viz::SharedBitmapId& id) override {}
void DidDeleteSharedBitmap(const viz::SharedBitmapId& id) override {}
};
TEST(LayerTreeFrameSinkTest, ContextLossInformsClient) {
scoped_refptr<viz::TestContextProvider> provider =
viz::TestContextProvider::Create();
scoped_refptr<viz::TestContextProvider> worker_provider =
viz::TestContextProvider::CreateWorker();
auto task_runner = base::MakeRefCounted<base::TestSimpleTaskRunner>();
StubLayerTreeFrameSink layer_tree_frame_sink(provider, worker_provider,
task_runner);
EXPECT_FALSE(layer_tree_frame_sink.HasClient());
FakeLayerTreeFrameSinkClient client;
EXPECT_TRUE(layer_tree_frame_sink.BindToClient(&client));
EXPECT_TRUE(layer_tree_frame_sink.HasClient());
// Verify DidLoseLayerTreeFrameSink callback is hooked up correctly.
EXPECT_FALSE(client.did_lose_layer_tree_frame_sink_called());
layer_tree_frame_sink.context_provider()->ContextGL()->LoseContextCHROMIUM(
GL_GUILTY_CONTEXT_RESET_ARB, GL_INNOCENT_CONTEXT_RESET_ARB);
layer_tree_frame_sink.context_provider()->ContextGL()->Flush();
EXPECT_TRUE(client.did_lose_layer_tree_frame_sink_called());
}
TEST(LayerTreeFrameSinkTest, ContextLossFailsBind) {
scoped_refptr<viz::TestContextProvider> context_provider =
viz::TestContextProvider::Create();
scoped_refptr<viz::TestContextProvider> worker_provider =
viz::TestContextProvider::CreateWorker();
// Lose the context so BindToClient fails.
context_provider->UnboundTestContext3d()->set_context_lost(true);
auto task_runner = base::MakeRefCounted<base::TestSimpleTaskRunner>();
StubLayerTreeFrameSink layer_tree_frame_sink(context_provider,
worker_provider, task_runner);
EXPECT_FALSE(layer_tree_frame_sink.HasClient());
FakeLayerTreeFrameSinkClient client;
EXPECT_FALSE(layer_tree_frame_sink.BindToClient(&client));
EXPECT_FALSE(layer_tree_frame_sink.HasClient());
}
TEST(LayerTreeFrameSinkTest, WorkerContextLossInformsClient) {
scoped_refptr<viz::TestContextProvider> provider =
viz::TestContextProvider::Create();
scoped_refptr<viz::TestContextProvider> worker_provider =
viz::TestContextProvider::CreateWorker();
auto task_runner = base::MakeRefCounted<base::TestSimpleTaskRunner>();
StubLayerTreeFrameSink layer_tree_frame_sink(provider, worker_provider,
task_runner);
EXPECT_FALSE(layer_tree_frame_sink.HasClient());
FakeLayerTreeFrameSinkClient client;
EXPECT_TRUE(layer_tree_frame_sink.BindToClient(&client));
EXPECT_TRUE(layer_tree_frame_sink.HasClient());
// Verify DidLoseLayerTreeFrameSink callback is hooked up correctly.
EXPECT_FALSE(client.did_lose_layer_tree_frame_sink_called());
{
viz::RasterContextProvider::ScopedRasterContextLock context_lock(
layer_tree_frame_sink.worker_context_provider());
context_lock.RasterInterface()->LoseContextCHROMIUM(
GL_GUILTY_CONTEXT_RESET_ARB, GL_INNOCENT_CONTEXT_RESET_ARB);
context_lock.RasterInterface()->Flush();
}
task_runner->RunPendingTasks();
EXPECT_TRUE(client.did_lose_layer_tree_frame_sink_called());
}
TEST(LayerTreeFrameSinkTest, WorkerContextLossFailsBind) {
scoped_refptr<viz::TestContextProvider> context_provider =
viz::TestContextProvider::Create();
scoped_refptr<viz::TestContextProvider> worker_provider =
viz::TestContextProvider::CreateWorker();
// Lose the context so BindToClient fails.
worker_provider->UnboundTestContext3d()->set_context_lost(true);
auto task_runner = base::MakeRefCounted<base::TestSimpleTaskRunner>();
StubLayerTreeFrameSink layer_tree_frame_sink(context_provider,
worker_provider, task_runner);
EXPECT_FALSE(layer_tree_frame_sink.HasClient());
FakeLayerTreeFrameSinkClient client;
EXPECT_FALSE(layer_tree_frame_sink.BindToClient(&client));
EXPECT_FALSE(layer_tree_frame_sink.HasClient());
}
} // namespace
} // namespace cc
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