| Index: third_party/WebKit/Source/core/html/HTMLMediaElementPersistentVideoTest.cpp
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| diff --git a/third_party/WebKit/Source/core/html/HTMLMediaElementPersistentVideoTest.cpp b/third_party/WebKit/Source/core/html/HTMLMediaElementPersistentVideoTest.cpp
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| new file mode 100644
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| index 0000000000000000000000000000000000000000..531f845cfe060c399f6be7d02b616877f94f5532
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| --- /dev/null
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| +++ b/third_party/WebKit/Source/core/html/HTMLMediaElementPersistentVideoTest.cpp
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| @@ -0,0 +1,167 @@
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| +// Copyright 2017 The Chromium Authors. All rights reserved.
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| +// Use of this source code is governed by a BSD-style license that can be
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| +// found in the LICENSE file.
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| +
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| +#include "core/html/HTMLMediaElement.h"
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| +
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| +#include <memory>
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| +
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| +#include "core/dom/DocumentUserGestureToken.h"
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| +#include "core/dom/Fullscreen.h"
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| +#include "core/html/HTMLDivElement.h"
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| +#include "core/loader/EmptyClients.h"
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| +#include "core/testing/DummyPageHolder.h"
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| +#include "platform/UserGestureIndicator.h"
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| +#include "testing/gmock/include/gmock/gmock.h"
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| +#include "testing/gtest/include/gtest/gtest.h"
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| +
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| +namespace blink {
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| +
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| +namespace {
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| +
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| +class MockChromeClient : public EmptyChromeClient {
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| + public:
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| +  MOCK_METHOD1(enterFullscreen, void(LocalFrame&));
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| +  MOCK_METHOD1(exitFullscreen, void(LocalFrame&));
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| +};
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| +
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| +using ::testing::_;
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| +using ::testing::Sequence;
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| +
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| +}  // anonymous namespace
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| +
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| +class HTMLMediaElementPersistentVideoTest : public ::testing::Test {
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| + protected:
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| +  void SetUp() override {
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| +    m_chromeClient = new MockChromeClient();
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| +
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| +    Page::PageClients clients;
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| +    fillWithEmptyClients(clients);
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| +    clients.chromeClient = m_chromeClient.get();
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| +
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| +    m_pageHolder = DummyPageHolder::create(IntSize(800, 600), &clients);
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| +    document().body()->setInnerHTML("<body><div><video></video></div></body>");
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| +  }
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| +
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| +  Document& document() { return m_pageHolder->document(); }
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| +
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| +  HTMLMediaElement* videoElement() {
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| +    return toHTMLMediaElement(document().querySelector("video"));
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| +  }
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| +
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| +  HTMLDivElement* divElement() {
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| +    return toHTMLDivElement(document().querySelector("div"));
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| +  }
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| +
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| +  Element* fullscreenElement() {
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| +    return Fullscreen::currentFullScreenElementFrom(document());
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| +  }
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| +
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| +  MockChromeClient& mockChromeClient() { return *m_chromeClient; }
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| +
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| +  void simulateDidEnterFullscreen() {
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| +    Fullscreen::fromIfExists(document())->didEnterFullscreen();
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| +  }
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| +
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| +  void simulateDidExitFullscreen() {
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| +    Fullscreen::fromIfExists(document())->didExitFullscreen();
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| +  }
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| +
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| +  void simulateBecamePersistentVideo(bool value) {
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| +    videoElement()->onBecamePersistentVideo(value);
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| +  }
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| +
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| +  bool isPersistentVideo() { return videoElement()->m_isPersistentVideo; }
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| +
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| + private:
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| +  std::unique_ptr<DummyPageHolder> m_pageHolder;
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| +  Persistent<MockChromeClient> m_chromeClient;
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| +};
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| +
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| +TEST_F(HTMLMediaElementPersistentVideoTest, testWhenNothingIsFullscreen) {
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| +  Sequence s;
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| +
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| +  EXPECT_EQ(fullscreenElement(), nullptr);
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| +
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| +  EXPECT_CALL(mockChromeClient(), enterFullscreen(_)).InSequence(s);
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| +
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| +  // Make the video persistent.
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| +  simulateBecamePersistentVideo(true);
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| +  simulateDidEnterFullscreen();
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| +  EXPECT_EQ(fullscreenElement(), videoElement());
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| +  EXPECT_TRUE(isPersistentVideo());
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| +
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| +  // This should be no-op.
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| +  simulateBecamePersistentVideo(true);
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| +  EXPECT_EQ(fullscreenElement(), videoElement());
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| +  EXPECT_TRUE(isPersistentVideo());
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| +
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| +  // Make the video not persitent.
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| +  EXPECT_CALL(mockChromeClient(), exitFullscreen(_)).InSequence(s);
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| +  simulateBecamePersistentVideo(false);
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| +  simulateDidExitFullscreen();
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| +  EXPECT_EQ(fullscreenElement(), nullptr);
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| +  EXPECT_FALSE(isPersistentVideo());
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| +
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| +  // This should be no-op.
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| +  simulateBecamePersistentVideo(false);
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| +  EXPECT_EQ(fullscreenElement(), nullptr);
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| +  EXPECT_FALSE(isPersistentVideo());
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| +}
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| +
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| +TEST_F(HTMLMediaElementPersistentVideoTest, testWhenVideoIsFullscreen) {
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| +  EXPECT_EQ(fullscreenElement(), nullptr);
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| +
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| +  EXPECT_CALL(mockChromeClient(), enterFullscreen(_)).Times(1);
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| +  EXPECT_CALL(mockChromeClient(), exitFullscreen(_)).Times(0);
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| +
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| +  // Fullscreen the video in advance.
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| +  UserGestureIndicator gestureIndicator(
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| +      DocumentUserGestureToken::create(&document()));
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| +  Fullscreen::requestFullscreen(*videoElement());
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| +  simulateDidEnterFullscreen();
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| +  EXPECT_EQ(fullscreenElement(), videoElement());
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| +
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| +  // This should be no-op.
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| +  simulateBecamePersistentVideo(true);
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| +  EXPECT_EQ(fullscreenElement(), videoElement());
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| +  EXPECT_FALSE(isPersistentVideo());
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| +
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| +  // This should be no-op.
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| +  simulateBecamePersistentVideo(false);
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| +  EXPECT_EQ(fullscreenElement(), videoElement());
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| +  EXPECT_FALSE(isPersistentVideo());
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| +}
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| +
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| +TEST_F(HTMLMediaElementPersistentVideoTest, testWhenDivIsFullscreen) {
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| +  EXPECT_EQ(fullscreenElement(), nullptr);
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| +
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| +  EXPECT_CALL(mockChromeClient(), enterFullscreen(_)).Times(2);
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| +  EXPECT_CALL(mockChromeClient(), exitFullscreen(_)).Times(0);
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| +
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| +  // Fullscreen the video in advance.
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| +  UserGestureIndicator gestureIndicator(
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| +      DocumentUserGestureToken::create(&document()));
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| +  Fullscreen::requestFullscreen(*divElement());
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| +  simulateDidEnterFullscreen();
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| +  EXPECT_EQ(fullscreenElement(), divElement());
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| +
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| +  // Make the video persistent.
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| +  simulateBecamePersistentVideo(true);
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| +  simulateDidEnterFullscreen();
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| +  EXPECT_EQ(fullscreenElement(), videoElement());
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| +  EXPECT_TRUE(isPersistentVideo());
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| +
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| +  // This should be no-op.
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| +  simulateBecamePersistentVideo(true);
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| +  EXPECT_EQ(fullscreenElement(), videoElement());
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| +  EXPECT_TRUE(isPersistentVideo());
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| +
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| +  // Make the video not persistent. Don't call simulateDidExitFullscreen as
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| +  // there still a fullscreen element in stack.
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| +  simulateBecamePersistentVideo(false);
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| +  EXPECT_EQ(fullscreenElement(), divElement());
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| +  EXPECT_FALSE(isPersistentVideo());
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| +}
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| +
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| +}  // namespace blink
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| 
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