Upstream oodles of Chrome for Android code into Chromium.

chrome/android/javatests/src/org/chromium/chrome/browser/video/FullscreenVideoTest.java

Index: chrome/android/javatests/src/org/chromium/chrome/browser/video/FullscreenVideoTest.java
diff --git a/chrome/android/javatests/src/org/chromium/chrome/browser/video/FullscreenVideoTest.java b/chrome/android/javatests/src/org/chromium/chrome/browser/video/FullscreenVideoTest.java
new file mode 100644
index 0000000000000000000000000000000000000000..c706d13533eb795a570746f63c674bb35e3191e9
--- /dev/null
+++ b/chrome/android/javatests/src/org/chromium/chrome/browser/video/FullscreenVideoTest.java
@@ -0,0 +1,94 @@
+// 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.
+
+package org.chromium.chrome.browser.video;
+
+import android.test.FlakyTest;
+import android.view.KeyEvent;
+
+import org.chromium.base.ThreadUtils;
+import org.chromium.chrome.browser.ChromeActivity;
+import org.chromium.chrome.browser.EmptyTabObserver;
+import org.chromium.chrome.browser.Tab;
+import org.chromium.chrome.test.ChromeActivityTestCaseBase;
+import org.chromium.chrome.test.util.TestHttpServerClient;
+import org.chromium.content.browser.test.util.Criteria;
+import org.chromium.content.browser.test.util.CriteriaHelper;
+import org.chromium.content.browser.test.util.TestTouchUtils;
+
+/**
+ * Test suite for fullscreen video implementation.
+ */
+public class FullscreenVideoTest extends ChromeActivityTestCaseBase<ChromeActivity> {
+    private static final int TEST_TIMEOUT = 3000;
+    private boolean mIsTabFullscreen = false;
+
+    private class FullscreenTabObserver extends EmptyTabObserver {
+        @Override
+        public void onToggleFullscreenMode(Tab tab, boolean enable) {
+            mIsTabFullscreen = enable;
+        }
+    }
+
+    public FullscreenVideoTest() {
+        super(ChromeActivity.class);
+    }
+
+    @Override
+    public void startMainActivity() throws InterruptedException {
+        startMainActivityOnBlankPage();
+    }
+
+    /**
+     * Test that when playing a fullscreen video, hitting the back button will let the tab
+     * exit fullscreen mode without changing its URL.
+     *
+     * @MediumTest
+     * crbug.com/458368.
+     */
+    @FlakyTest
+    public void testExitFullscreenNotifiesTabObservers() throws InterruptedException {
+        String url = TestHttpServerClient.getUrl(
+                "chrome/test/data/android/media/video-fullscreen.html");
+        loadUrl(url);
+        Tab tab = getActivity().getActivityTab();
+        FullscreenTabObserver observer = new FullscreenTabObserver();
+        tab.addObserver(observer);
+
+        TestTouchUtils.singleClickView(getInstrumentation(), tab.getView(), 500, 500);
+        waitForVideoToEnterFullscreen();
+        // Key events have to be dispached on UI thread.
+        ThreadUtils.runOnUiThreadBlocking(new Runnable() {
+            @Override
+            public void run() {
+                getActivity().dispatchKeyEvent(
+                        new KeyEvent(KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_BACK));
+                getActivity().dispatchKeyEvent(
+                        new KeyEvent(KeyEvent.ACTION_UP, KeyEvent.KEYCODE_BACK));
+            }
+        });
+
+        waitForTabToExitFullscreen();
+        assertEquals("URL mismatch after exiting fullscreen video",
+                url, getActivity().getActivityTab().getUrl());
+    }
+
+    void waitForVideoToEnterFullscreen() throws InterruptedException {
+        assertTrue(CriteriaHelper.pollForCriteria(new Criteria() {
+            @Override
+            public boolean isSatisfied() {
+                return mIsTabFullscreen;
+            }
+        }, TEST_TIMEOUT, CriteriaHelper.DEFAULT_POLLING_INTERVAL));
+    }
+
+    void waitForTabToExitFullscreen() throws InterruptedException {
+        assertTrue(CriteriaHelper.pollForCriteria(new Criteria() {
+            @Override
+            public boolean isSatisfied() {
+                return !mIsTabFullscreen;
+            }
+        }, TEST_TIMEOUT, CriteriaHelper.DEFAULT_POLLING_INTERVAL));
+    }
+}