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// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/browser/display_cutout/display_cutout_host_impl.h"
#include "base/memory/raw_ptr.h"
#include "base/test/scoped_feature_list.h"
#include "content/browser/renderer_host/render_frame_host_impl.h"
#include "content/browser/web_contents/web_contents_impl.h"
#include "content/common/features.h"
#include "content/public/browser/navigation_handle.h"
#include "content/public/browser/web_contents.h"
#include "content/public/test/test_renderer_host.h"
#include "content/test/test_web_contents.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "url/gurl.h"
namespace content {
namespace {
class TestDisplayCutoutHostImpl : public DisplayCutoutHostImpl {
public:
explicit TestDisplayCutoutHostImpl(WebContentsImpl* web_contents_impl)
: DisplayCutoutHostImpl(web_contents_impl) {}
void ResetSafeArea() {
did_send_safe_area_ = false;
safe_area_insets_ = gfx::Insets(0);
}
bool did_send_safe_area() { return did_send_safe_area_; }
gfx::Insets safe_area_insets() { return safe_area_insets_; }
protected:
// Send the safe area insets to a |RenderFrameHost|.
void SendSafeAreaToFrame(RenderFrameHost* rfh, gfx::Insets insets) override {
did_send_safe_area_ = true;
safe_area_insets_ = insets;
DisplayCutoutHostImpl::SendSafeAreaToFrame(rfh, insets);
}
private:
bool did_send_safe_area_ = false;
gfx::Insets safe_area_insets_;
};
} // namespace
class DisplayCutoutHostImplTest : public RenderViewHostTestHarness {
protected:
void SetUp() override {
RenderViewHostTestHarness::SetUp();
SetContents(CreateTestWebContents());
std::unique_ptr<TestDisplayCutoutHostImpl> test_display_cutout_host_impl =
absl::make_unique<TestDisplayCutoutHostImpl>(test_web_contents());
test_display_cutout_host_ = test_display_cutout_host_impl.get();
test_web_contents()->SetSafeAreaInsetsHost(
std::move(test_display_cutout_host_impl));
}
TestWebContents* test_web_contents() const {
return static_cast<TestWebContents*>(web_contents());
}
TestDisplayCutoutHostImpl* test_display_cutout_host() const {
return test_display_cutout_host_;
}
void ResetSafeArea() { test_display_cutout_host()->ResetSafeArea(); }
void NavigateToCover() {
FocusWebContentsOnMainFrame();
// Simulate window insets changing, e.g. java's
// DisplayCutoutController#onSafeAreaChanged notified from InsetObserver.
test_web_contents()->SetDisplayCutoutSafeArea(gfx::Insets(42));
NavigateAndCommit(GURL("www.viewportFitCover.com"));
test_web_contents()->NotifyViewportFitChanged(
blink::mojom::ViewportFit::kCover);
}
void NavigateToAuto() {
FocusWebContentsOnMainFrame();
test_web_contents()->SetDisplayCutoutSafeArea(gfx::Insets(0));
NavigateAndCommit(GURL("www.viewportFitAuto.com"));
test_web_contents()->NotifyViewportFitChanged(
blink::mojom::ViewportFit::kAuto);
}
private:
raw_ptr<TestDisplayCutoutHostImpl> test_display_cutout_host_;
};
TEST_F(DisplayCutoutHostImplTest, AutoToCover) {
base::test::ScopedFeatureList feature_list;
feature_list.InitWithFeatures(
/*enabled_features=*/{features::kDrawCutoutEdgeToEdge},
/*disabled_features=*/{});
ResetSafeArea();
NavigateToAuto();
EXPECT_TRUE(test_display_cutout_host()->did_send_safe_area());
EXPECT_EQ(0, test_display_cutout_host()->safe_area_insets().top())
<< "No Display Cutout, so the top inset should have been zero";
ResetSafeArea();
NavigateToCover();
EXPECT_TRUE(test_display_cutout_host()->did_send_safe_area());
EXPECT_NE(0, test_display_cutout_host()->safe_area_insets().top())
<< "The Display Cutout should have caused a non-zero top inset";
}
TEST_F(DisplayCutoutHostImplTest, CoverToAuto) {
base::test::ScopedFeatureList feature_list;
feature_list.InitWithFeatures(
/*enabled_features=*/{features::kDrawCutoutEdgeToEdge},
/*disabled_features=*/{});
ResetSafeArea();
NavigateToCover();
EXPECT_TRUE(test_display_cutout_host()->did_send_safe_area());
EXPECT_NE(0, test_display_cutout_host()->safe_area_insets().top())
<< "The Display Cutout should have caused a non-zero top inset";
ResetSafeArea();
NavigateToAuto();
EXPECT_TRUE(test_display_cutout_host()->did_send_safe_area());
EXPECT_EQ(0, test_display_cutout_host()->safe_area_insets().top())
<< "No Display Cutout, so the top inset should have been zero";
}
} // namespace content
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