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// Copyright 2015 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 <algorithm>
#include <list>
#include "base/compiler_specific.h"
#include "base/memory/scoped_ptr.h"
#include "base/test/test_simple_task_runner.h"
#include "cc/output/begin_frame_args.h"
#include "cc/test/begin_frame_args_test.h"
#include "content/browser/renderer_host/begin_frame_observer_proxy.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/compositor/compositor.h"
#include "ui/compositor/test/context_factories_for_test.h"
using testing::Mock;
using testing::_;
namespace content {
namespace {
class MockBeginFrameObserverProxyClient : public BeginFrameObserverProxyClient {
public:
MOCK_METHOD1(SendBeginFrame, void(const cc::BeginFrameArgs&));
};
class BeginFrameObserverProxyTest : public testing::Test {
public:
BeginFrameObserverProxyTest() {}
~BeginFrameObserverProxyTest() override {}
void SetUp() override {
bool enable_pixel_output = false;
ui::ContextFactory* context_factory =
ui::InitializeContextFactoryForTests(enable_pixel_output);
compositor_task_runner_ = new base::TestSimpleTaskRunner();
compositor_.reset(
new ui::Compositor(context_factory, compositor_task_runner_));
compositor_->SetAcceleratedWidget(gfx::kNullAcceleratedWidget);
}
void TearDown() override {
compositor_.reset();
ui::TerminateContextFactoryForTests();
}
ui::Compositor* compositor() { return compositor_.get(); }
private:
scoped_refptr<base::SingleThreadTaskRunner> compositor_task_runner_;
scoped_ptr<ui::Compositor> compositor_;
};
} // namespace
TEST_F(BeginFrameObserverProxyTest, BeginFrameScheduling) {
MockBeginFrameObserverProxyClient client;
BeginFrameObserverProxy begin_frame_observer(&client);
begin_frame_observer.SetCompositor(compositor());
begin_frame_observer.SetNeedsBeginFrames(true);
// SendBeginFrame is called when new |args| is delivered.
cc::BeginFrameArgs args =
cc::CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE,
base::TimeTicks::FromInternalValue(33));
EXPECT_CALL(client, SendBeginFrame(args));
compositor()->SendBeginFramesToChildren(args);
Mock::VerifyAndClearExpectations(&client);
// SendBeginFrame is called when new |args2| is delivered.
cc::BeginFrameArgs args2 =
cc::CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE,
base::TimeTicks::FromInternalValue(66));
EXPECT_CALL(client, SendBeginFrame(args2));
compositor()->SendBeginFramesToChildren(args2);
Mock::VerifyAndClearExpectations(&client);
// SendBeginFrame is not called when used |args2| is delivered.
EXPECT_CALL(client, SendBeginFrame(_)).Times(0);
compositor()->SendBeginFramesToChildren(args2);
Mock::VerifyAndClearExpectations(&client);
// SendBeginFrame is not called when compositor is reset.
begin_frame_observer.ResetCompositor();
cc::BeginFrameArgs args3 =
cc::CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE,
base::TimeTicks::FromInternalValue(99));
EXPECT_CALL(client, SendBeginFrame(_)).Times(0);
compositor()->SendBeginFramesToChildren(args3);
Mock::VerifyAndClearExpectations(&client);
}
} // namespace content
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