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Unified Diff: third_party/WebKit/Source/web/tests/MediaElementFillingViewportTest.cpp

Issue 2511143006: Detect change on the intersection of video and viewport. (Closed)
Patch Set: Rebase again. Created 4 years ago
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Index: third_party/WebKit/Source/web/tests/MediaElementFillingViewportTest.cpp
diff --git a/third_party/WebKit/Source/web/tests/MediaElementFillingViewportTest.cpp b/third_party/WebKit/Source/web/tests/MediaElementFillingViewportTest.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..5378c0ba16128a9e06cc4bd29aa6416aaf29c6ed
--- /dev/null
+++ b/third_party/WebKit/Source/web/tests/MediaElementFillingViewportTest.cpp
@@ -0,0 +1,153 @@
+// Copyright 2016 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 "core/dom/Document.h"
+#include "core/html/HTMLMediaElement.h"
+#include "platform/testing/UnitTestHelpers.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "web/tests/sim/SimCompositor.h"
+#include "web/tests/sim/SimDisplayItemList.h"
+#include "web/tests/sim/SimRequest.h"
+#include "web/tests/sim/SimTest.h"
+
+namespace blink {
+
+class MediaElementFillingViewportTest : public SimTest {
+ protected:
+ MediaElementFillingViewportTest() { webView().resize(WebSize(640, 480)); }
+
+ bool isMostlyFillingViewport(HTMLMediaElement* element) {
+ return element->m_mostlyFillingViewport;
+ }
+
+ bool viewportFillDebouncerTimerActive(HTMLMediaElement* element) {
+ return element->m_viewportFillDebouncerTimer.isActive();
+ }
+
+ void checkViewportIntersectionChanged(HTMLMediaElement* element) {
+ element->checkViewportIntersectionChanged();
+ }
+
+ std::unique_ptr<SimRequest> createMainResource() {
+ std::unique_ptr<SimRequest> mainResource =
+ wrapUnique(new SimRequest("https://example.com/", "text/html"));
+ loadURL("https://example.com");
+ return mainResource;
+ }
+};
+
+TEST_F(MediaElementFillingViewportTest, MostlyFillingViewport) {
+ std::unique_ptr<SimRequest> mainResource = createMainResource();
+ mainResource->complete(
+ "<!DOCTYPE html>"
+ "<html>"
+ "<video id='video' style = 'position:fixed; left:0; top:0; width:100%; "
+ "height:100%;'>"
+ "source src='test.webm'"
+ "</video>"
+ "</html>");
+ compositor().beginFrame();
+
+ HTMLMediaElement* element =
+ toElement<HTMLMediaElement>(document().getElementById("video"));
+ checkViewportIntersectionChanged(element);
+ EXPECT_FALSE(isMostlyFillingViewport(element));
+ EXPECT_TRUE(viewportFillDebouncerTimerActive(element));
+ // TODO(xjz): Mock the time and check isMostlyFillingViewport() after 5s.
+}
+
+TEST_F(MediaElementFillingViewportTest, NotMostlyFillingViewport) {
+ std::unique_ptr<SimRequest> mainResource = createMainResource();
+ mainResource->complete(
+ "<!DOCTYPE html>"
+ "<html>"
+ "<video id='video' style = 'position:fixed; left:0; top:0; width:80%; "
+ "height:80%;'>"
+ "source src='test.webm'"
+ "</video>"
+ "</html>");
+ compositor().beginFrame();
+
+ HTMLMediaElement* element =
+ toElement<HTMLMediaElement>(document().getElementById("video"));
+ checkViewportIntersectionChanged(element);
+ EXPECT_FALSE(isMostlyFillingViewport(element));
+ EXPECT_FALSE(viewportFillDebouncerTimerActive(element));
+}
+
+TEST_F(MediaElementFillingViewportTest, FillingViewportChanged) {
+ std::unique_ptr<SimRequest> mainResource = createMainResource();
+ mainResource->complete(
+ "<!DOCTYPE html>"
+ "<html>"
+ "<video id='video' style = 'position:fixed; left:0; top:0; width:100%; "
+ "height:100%;'>"
+ "source src='test.webm'"
+ "</video>"
+ "</html>");
+ compositor().beginFrame();
+
+ HTMLMediaElement* element =
+ toElement<HTMLMediaElement>(document().getElementById("video"));
+ checkViewportIntersectionChanged(element);
+ EXPECT_FALSE(isMostlyFillingViewport(element));
+ EXPECT_TRUE(viewportFillDebouncerTimerActive(element));
+
+ element->setAttribute("style",
+ "position:fixed; left:0; top:0; width:80%; height:80%;",
+ ASSERT_NO_EXCEPTION);
+ compositor().beginFrame();
+
+ checkViewportIntersectionChanged(element);
+ EXPECT_FALSE(isMostlyFillingViewport(element));
+ EXPECT_FALSE(viewportFillDebouncerTimerActive(element));
+}
+
+TEST_F(MediaElementFillingViewportTest, LargeVideo) {
+ std::unique_ptr<SimRequest> mainResource = createMainResource();
+ mainResource->complete(
+ "<!DOCTYPE html>"
+ "<html>"
+ "<video id='video' style = 'position:fixed; left:0; top:0; width:200%; "
+ "height:200%;'>"
+ "source src='test.webm'"
+ "</video>"
+ "</html>");
+ compositor().beginFrame();
+
+ HTMLMediaElement* element =
+ toElement<HTMLMediaElement>(document().getElementById("video"));
+ checkViewportIntersectionChanged(element);
+ EXPECT_FALSE(isMostlyFillingViewport(element));
+ EXPECT_TRUE(viewportFillDebouncerTimerActive(element));
+}
+
+TEST_F(MediaElementFillingViewportTest, VideoScrollOutHalf) {
+ std::unique_ptr<SimRequest> mainResource = createMainResource();
+ mainResource->complete(
+ "<!DOCTYPE html>"
+ "<html>"
+ "<video id='video' style = 'position:fixed; left:0; top:0; width:100%; "
+ "height:100%;'>"
+ "source src='test.webm'"
+ "</video>"
+ "</html>");
+ compositor().beginFrame();
+
+ HTMLMediaElement* element =
+ toElement<HTMLMediaElement>(document().getElementById("video"));
+ checkViewportIntersectionChanged(element);
+ EXPECT_FALSE(isMostlyFillingViewport(element));
+ EXPECT_TRUE(viewportFillDebouncerTimerActive(element));
+
+ element->setAttribute(
+ "style", "position:fixed; left:0; top:240px; width:100%; height:100%;",
+ ASSERT_NO_EXCEPTION);
+ compositor().beginFrame();
+ checkViewportIntersectionChanged(element);
+ EXPECT_FALSE(isMostlyFillingViewport(element));
+ EXPECT_FALSE(viewportFillDebouncerTimerActive(element));
+}
+
+} // namespace blink
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