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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 "content/browser/renderer_host/render_widget_host_view_child_frame.h"
#include "base/macros.h"
#include "base/run_loop.h"
#include "base/test/test_timeouts.h"
#include "components/viz/common/surfaces/surface_id.h"
#include "content/browser/frame_host/frame_tree_node.h"
#include "content/browser/web_contents/web_contents_impl.h"
#include "content/common/frame_messages.h"
#include "content/common/view_messages.h"
#include "content/public/browser/render_frame_host.h"
#include "content/public/browser/web_contents.h"
#include "content/public/test/browser_test_utils.h"
#include "content/public/test/content_browser_test.h"
#include "content/public/test/content_browser_test_utils.h"
#include "content/public/test/test_utils.h"
#include "content/shell/browser/shell.h"
#include "content/test/content_browser_test_utils_internal.h"
#include "content/test/test_content_browser_client.h"
#include "net/dns/mock_host_resolver.h"
#include "net/test/embedded_test_server/embedded_test_server.h"
#include "ui/base/ui_base_features.h"
#include "ui/gfx/geometry/size.h"
namespace content {
class RenderWidgetHostViewChildFrameTest : public ContentBrowserTest {
public:
RenderWidgetHostViewChildFrameTest() {}
void SetUpCommandLine(base::CommandLine* command_line) override {
IsolateAllSitesForTesting(command_line);
}
void SetUpOnMainThread() override {
host_resolver()->AddRule("*", "127.0.0.1");
SetupCrossSiteRedirector(embedded_test_server());
ASSERT_TRUE(embedded_test_server()->Start());
}
void CheckScreenWidth(RenderFrameHost* render_frame_host) {
int width;
ExecuteScriptAndGetValue(render_frame_host, "window.screen.width")
->GetAsInteger(&width);
EXPECT_EQ(expected_screen_width_, width);
}
// Tests that the FrameSinkId of each child frame has been updated by the
// RenderFrameProxy.
void CheckFrameSinkId(RenderFrameHost* render_frame_host) {
RenderWidgetHostViewBase* child_view =
static_cast<RenderFrameHostImpl*>(render_frame_host)
->GetRenderWidgetHost()
->GetView();
// Only interested in updated FrameSinkIds on child frames.
if (!child_view || !child_view->IsRenderWidgetHostViewChildFrame())
return;
// Ensure that the received viz::FrameSinkId was correctly set on the child
// frame.
viz::FrameSinkId actual_frame_sink_id_ = child_view->GetFrameSinkId();
EXPECT_EQ(expected_frame_sink_id_, actual_frame_sink_id_);
// The viz::FrameSinkID will be replaced while the test blocks for
// navigation. It should differ from the information stored in the child's
// RenderWidgetHost.
EXPECT_NE(base::checked_cast<uint32_t>(
child_view->GetRenderWidgetHost()->GetProcess()->GetID()),
actual_frame_sink_id_.client_id());
EXPECT_NE(base::checked_cast<uint32_t>(
child_view->GetRenderWidgetHost()->GetRoutingID()),
actual_frame_sink_id_.sink_id());
}
void GiveItSomeTime() {
base::RunLoop run_loop;
base::ThreadTaskRunnerHandle::Get()->PostDelayedTask(
FROM_HERE, run_loop.QuitClosure(), TestTimeouts::tiny_timeout());
run_loop.Run();
}
void set_expected_frame_sink_id(viz::FrameSinkId frame_sink_id) {
expected_frame_sink_id_ = frame_sink_id;
}
void set_expected_screen_width(int width) { expected_screen_width_ = width; }
private:
viz::FrameSinkId expected_frame_sink_id_;
int expected_screen_width_;
DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostViewChildFrameTest);
};
// Tests that the screen is properly reflected for RWHVChildFrame.
IN_PROC_BROWSER_TEST_F(RenderWidgetHostViewChildFrameTest, Screen) {
GURL main_url(embedded_test_server()->GetURL("/site_per_process_main.html"));
NavigateToURL(shell(), main_url);
FrameTreeNode* root = static_cast<WebContentsImpl*>(shell()->web_contents())
->GetFrameTree()
->root();
// Load cross-site page into iframe.
GURL cross_site_url(
embedded_test_server()->GetURL("foo.com", "/title2.html"));
NavigateFrameToURL(root->child_at(0), cross_site_url);
int main_frame_screen_width = 0;
ExecuteScriptAndGetValue(shell()->web_contents()->GetMainFrame(),
"window.screen.width")
->GetAsInteger(&main_frame_screen_width);
set_expected_screen_width(main_frame_screen_width);
EXPECT_NE(main_frame_screen_width, 0);
shell()->web_contents()->ForEachFrame(
base::BindRepeating(&RenderWidgetHostViewChildFrameTest::CheckScreenWidth,
base::Unretained(this)));
}
// Test that auto-resize sizes in the top frame are propagated to OOPIF
// RenderWidgetHostViews. See https://crbug.com/726743.
IN_PROC_BROWSER_TEST_F(RenderWidgetHostViewChildFrameTest,
ChildFrameAutoResizeUpdate) {
EXPECT_TRUE(NavigateToURL(
shell(), embedded_test_server()->GetURL(
"a.com", "/cross_site_iframe_factory.html?a(b)")));
FrameTreeNode* root = static_cast<WebContentsImpl*>(shell()->web_contents())
->GetFrameTree()
->root();
root->current_frame_host()
->GetRenderWidgetHost()
->GetView()
->EnableAutoResize(gfx::Size(0, 0), gfx::Size(100, 100));
RenderWidgetHostView* rwhv =
root->child_at(0)->current_frame_host()->GetRenderWidgetHost()->GetView();
// Fake an auto-resize update from the parent renderer.
viz::LocalSurfaceId local_surface_id(10, 10,
base::UnguessableToken::Create());
cc::RenderFrameMetadata metadata;
metadata.viewport_size_in_pixels = gfx::Size(75, 75);
metadata.local_surface_id = local_surface_id;
root->current_frame_host()->GetRenderWidgetHost()->DidUpdateVisualProperties(
metadata);
// The child frame's RenderWidgetHostView should now use the auto-resize value
// for its visible viewport.
EXPECT_EQ(gfx::Size(75, 75), rwhv->GetVisibleViewportSize());
}
// Tests that while in mus, the child frame receives an updated FrameSinkId
// representing the frame sink used by the RenderFrameProxy.
IN_PROC_BROWSER_TEST_F(RenderWidgetHostViewChildFrameTest, ChildFrameSinkId) {
// Only when mus hosts viz do we expect a RenderFrameProxy to provide the
// FrameSinkId.
if (!features::IsUsingWindowService())
return;
GURL main_url(embedded_test_server()->GetURL("/site_per_process_main.html"));
NavigateToURL(shell(), main_url);
FrameTreeNode* root = static_cast<WebContentsImpl*>(shell()->web_contents())
->GetFrameTree()
->root();
scoped_refptr<SynchronizeVisualPropertiesMessageFilter> message_filter(
new SynchronizeVisualPropertiesMessageFilter());
root->current_frame_host()->GetProcess()->AddFilter(message_filter.get());
// Load cross-site page into iframe.
GURL cross_site_url(
embedded_test_server()->GetURL("foo.com", "/title2.html"));
// The child frame is created during this blocking call, on the UI thread.
// This is racing the IPC we are testing for, which arrives on the IO thread.
// Due to this we cannot get the pre-IPC value of the viz::FrameSinkId.
NavigateFrameToURL(root->child_at(0), cross_site_url);
// Ensure that the IPC providing the new viz::FrameSinkId. If it does not then
// this test will timeout.
set_expected_frame_sink_id(message_filter->GetOrWaitForId());
shell()->web_contents()->ForEachFrame(
base::BindRepeating(&RenderWidgetHostViewChildFrameTest::CheckFrameSinkId,
base::Unretained(this)));
}
// Validate that OOPIFs receive presentation feedbacks.
IN_PROC_BROWSER_TEST_F(RenderWidgetHostViewChildFrameTest,
PresentationFeedback) {
base::HistogramTester histogram_tester;
GURL main_url(embedded_test_server()->GetURL("/site_per_process_main.html"));
NavigateToURL(shell(), main_url);
FrameTreeNode* root = static_cast<WebContentsImpl*>(shell()->web_contents())
->GetFrameTree()
->root();
// Load cross-site page into iframe.
GURL cross_site_url(
embedded_test_server()->GetURL("foo.com", "/title2.html"));
NavigateFrameToURL(root->child_at(0), cross_site_url);
auto* child_rwh_impl =
root->child_at(0)->current_frame_host()->GetRenderWidgetHost();
// Hide the frame and make it visible again, to force it to record the
// tab-switch time, which is generated from presentation-feedback.
child_rwh_impl->WasHidden();
child_rwh_impl->WasShown(true /* record_presentation_time */);
// Force the child to submit a new frame.
ASSERT_TRUE(ExecuteScript(root->child_at(0)->current_frame_host(),
"document.write('Force a new frame.');"));
do {
FetchHistogramsFromChildProcesses();
GiveItSomeTime();
} while (histogram_tester.GetAllSamples("MPArch.RWH_TabSwitchPaintDuration")
.size() != 1);
}
} // namespace content
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