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// Copyright 2014 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 "content/browser/frame_host/render_widget_host_view_child_frame.h"
#include "base/basictypes.h"
#include "base/message_loop/message_loop.h"
#include "cc/surfaces/surface.h"
#include "cc/surfaces/surface_factory.h"
#include "cc/surfaces/surface_manager.h"
#include "cc/surfaces/surface_sequence.h"
#include "content/browser/compositor/test/no_transport_image_transport_factory.h"
#include "content/browser/frame_host/cross_process_frame_connector.h"
#include "content/browser/gpu/compositor_util.h"
#include "content/browser/renderer_host/render_widget_host_delegate.h"
#include "content/browser/renderer_host/render_widget_host_impl.h"
#include "content/common/view_messages.h"
#include "content/public/browser/render_widget_host_view.h"
#include "content/public/test/mock_render_process_host.h"
#include "content/public/test/test_browser_context.h"
#include "content/test/test_render_view_host.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace content {
namespace {
class MockRenderWidgetHostDelegate : public RenderWidgetHostDelegate {
public:
MockRenderWidgetHostDelegate() {}
~MockRenderWidgetHostDelegate() override {}
private:
void Cut() override {}
void Copy() override {}
void Paste() override {}
void SelectAll() override {}
};
class MockCrossProcessFrameConnector : public CrossProcessFrameConnector {
public:
MockCrossProcessFrameConnector()
: CrossProcessFrameConnector(nullptr),
last_scale_factor_received_(0.f),
received_delegated_frame_(false) {}
~MockCrossProcessFrameConnector() override {}
void ChildFrameCompositorFrameSwapped(
uint32 output_surface_id,
int host_id,
int route_id,
scoped_ptr<cc::CompositorFrame> frame) override {
received_delegated_frame_ = true;
last_frame_size_received_ =
frame->delegated_frame_data->render_pass_list.back()
->output_rect.size();
last_scale_factor_received_ = frame->metadata.device_scale_factor;
}
void SetChildFrameSurface(const cc::SurfaceId& surface_id,
const gfx::Size& frame_size,
float scale_factor,
const cc::SurfaceSequence& sequence) override {
last_surface_id_received_ = surface_id;
last_frame_size_received_ = frame_size;
last_scale_factor_received_ = scale_factor;
}
cc::SurfaceId last_surface_id_received_;
gfx::Size last_frame_size_received_;
float last_scale_factor_received_;
bool received_delegated_frame_;
};
} // namespace
class RenderWidgetHostViewChildFrameTest : public testing::Test {
public:
RenderWidgetHostViewChildFrameTest() {}
void SetUp() override {
browser_context_.reset(new TestBrowserContext);
// ImageTransportFactory doesn't exist on Android.
#if !defined(OS_ANDROID)
ImageTransportFactory::InitializeForUnitTests(
make_scoped_ptr(new NoTransportImageTransportFactory));
#endif
MockRenderProcessHost* process_host =
new MockRenderProcessHost(browser_context_.get());
int32 routing_id = process_host->GetNextRoutingID();
widget_host_ =
new RenderWidgetHostImpl(&delegate_, process_host, routing_id, false);
view_ = new RenderWidgetHostViewChildFrame(widget_host_);
test_frame_connector_ = new MockCrossProcessFrameConnector();
view_->set_cross_process_frame_connector(test_frame_connector_);
}
void TearDown() override {
if (view_)
view_->Destroy();
delete widget_host_;
delete test_frame_connector_;
browser_context_.reset();
message_loop_.DeleteSoon(FROM_HERE, browser_context_.release());
message_loop_.RunUntilIdle();
#if !defined(OS_ANDROID)
ImageTransportFactory::Terminate();
#endif
}
cc::SurfaceId surface_id() { return view_->surface_id_; }
protected:
base::MessageLoopForUI message_loop_;
scoped_ptr<BrowserContext> browser_context_;
MockRenderWidgetHostDelegate delegate_;
// Tests should set these to NULL if they've already triggered their
// destruction.
RenderWidgetHostImpl* widget_host_;
RenderWidgetHostViewChildFrame* view_;
MockCrossProcessFrameConnector* test_frame_connector_;
private:
DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostViewChildFrameTest);
};
scoped_ptr<cc::CompositorFrame> CreateDelegatedFrame(float scale_factor,
gfx::Size size,
const gfx::Rect& damage) {
scoped_ptr<cc::CompositorFrame> frame(new cc::CompositorFrame);
frame->metadata.device_scale_factor = scale_factor;
frame->delegated_frame_data.reset(new cc::DelegatedFrameData);
scoped_ptr<cc::RenderPass> pass = cc::RenderPass::Create();
pass->SetNew(cc::RenderPassId(1, 1), gfx::Rect(size), damage,
gfx::Transform());
frame->delegated_frame_data->render_pass_list.push_back(pass.Pass());
return frame;
}
TEST_F(RenderWidgetHostViewChildFrameTest, VisibilityTest) {
view_->Show();
ASSERT_TRUE(view_->IsShowing());
view_->Hide();
ASSERT_FALSE(view_->IsShowing());
}
// Verify that OnSwapCompositorFrame behavior is correct when a delegated
// frame is received from a renderer process.
TEST_F(RenderWidgetHostViewChildFrameTest, SwapCompositorFrame) {
gfx::Size view_size(100, 100);
gfx::Rect view_rect(view_size);
float scale_factor = 1.f;
view_->SetSize(view_size);
view_->Show();
view_->OnSwapCompositorFrame(
0, CreateDelegatedFrame(scale_factor, view_size, view_rect));
if (UseSurfacesEnabled()) {
cc::SurfaceId id = surface_id();
if (!id.is_null()) {
#if !defined(OS_ANDROID)
ImageTransportFactory* factory = ImageTransportFactory::GetInstance();
cc::SurfaceManager* manager = factory->GetSurfaceManager();
cc::Surface* surface = manager->GetSurfaceForId(id);
EXPECT_TRUE(surface);
// There should be a SurfaceSequence created by the RWHVChildFrame.
EXPECT_EQ(1u, surface->GetDestructionDependencyCount());
#endif
// Surface ID should have been passed to CrossProcessFrameConnector to
// be sent to the embedding renderer.
EXPECT_EQ(id, test_frame_connector_->last_surface_id_received_);
EXPECT_EQ(view_size, test_frame_connector_->last_frame_size_received_);
EXPECT_EQ(scale_factor,
test_frame_connector_->last_scale_factor_received_);
}
} else {
EXPECT_TRUE(test_frame_connector_->received_delegated_frame_);
EXPECT_EQ(view_size, test_frame_connector_->last_frame_size_received_);
EXPECT_EQ(scale_factor, test_frame_connector_->last_scale_factor_received_);
}
}
} // namespace content
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