[Media>UI] Migrate media notification tests to JUnit tests

chrome/android/javatests/src/org/chromium/chrome/browser/media/ui/NotificationTitleUpdatedTest.java

Index: chrome/android/javatests/src/org/chromium/chrome/browser/media/ui/NotificationTitleUpdatedTest.java
diff --git a/chrome/android/javatests/src/org/chromium/chrome/browser/media/ui/NotificationTitleUpdatedTest.java b/chrome/android/javatests/src/org/chromium/chrome/browser/media/ui/NotificationTitleUpdatedTest.java
deleted file mode 100644
index f06eecca344f8c4c8c91fa4c950702a30d07dc40..0000000000000000000000000000000000000000
--- a/chrome/android/javatests/src/org/chromium/chrome/browser/media/ui/NotificationTitleUpdatedTest.java
+++ /dev/null
@@ -1,292 +0,0 @@
-// 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.media.ui;
-
-import static org.chromium.base.test.util.Restriction.RESTRICTION_TYPE_NON_LOW_END_DEVICE;
-
-import android.app.Notification;
-import android.support.test.filters.SmallTest;
-import android.view.View;
-import android.widget.TextView;
-
-import org.chromium.base.ObserverList;
-import org.chromium.base.ThreadUtils;
-import org.chromium.base.test.util.Restriction;
-import org.chromium.base.test.util.RetryOnFailure;
-import org.chromium.chrome.R;
-import org.chromium.chrome.browser.ChromeActivity;
-import org.chromium.chrome.browser.tab.Tab;
-import org.chromium.chrome.test.ChromeActivityTestCaseBase;
-import org.chromium.chrome.test.util.ChromeRestriction;
-import org.chromium.chrome.test.util.browser.TabTitleObserver;
-import org.chromium.content.browser.test.util.Criteria;
-import org.chromium.content.browser.test.util.CriteriaHelper;
-import org.chromium.content.browser.test.util.JavaScriptUtils;
-import org.chromium.content_public.browser.MediaSession;
-import org.chromium.content_public.browser.MediaSessionObserver;
-import org.chromium.content_public.common.MediaMetadata;
-import org.chromium.net.test.EmbeddedTestServer;
-
-/**
- * Test of media notifications to see whether the text updates when the tab title changes or the
- * MediaMetadata gets updated.
- */
-@RetryOnFailure
-public class NotificationTitleUpdatedTest extends ChromeActivityTestCaseBase<ChromeActivity> {
-    private static final int NOTIFICATION_ID = R.id.media_playback_notification;
-    private static final String TEST_PAGE_URL_1 = "/content/test/data/media/session/title1.html";
-    private static final String TEST_PAGE_URL_2 = "/content/test/data/media/session/title2.html";
-
-    private Tab mTab;
-    private EmbeddedTestServer mTestServer;
-
-    public NotificationTitleUpdatedTest() {
-        super(ChromeActivity.class);
-    }
-
-    @Override
-    protected void setUp() throws Exception {
-        super.setUp();
-        mTab = getActivity().getActivityTab();
-        simulateUpdateTitle(mTab, "title1");
-    }
-
-    @Override
-    protected void tearDown() throws Exception {
-        if (mTestServer != null) mTestServer.stopAndDestroyServer();
-        super.tearDown();
-    }
-
-    @SmallTest
-    public void testSessionStatePlaying() {
-        simulateMediaSessionStateChanged(mTab, true, false);
-        assertTitleMatches("title1");
-        simulateUpdateTitle(mTab, "title2");
-        assertTitleMatches("title2");
-    }
-
-    @SmallTest
-    public void testSessionStatePausedAfterPlaying() {
-        simulateMediaSessionStateChanged(mTab, true, false);
-        simulateMediaSessionStateChanged(mTab, true, true);
-        assertTitleMatches("title1");
-        simulateUpdateTitle(mTab, "title2");
-        assertTitleMatches("title2");
-    }
-
-    @SmallTest
-    public void testSessionStateNewlyPaused() {
-        simulateMediaSessionStateChanged(mTab, true, true);
-        getInstrumentation().waitForIdleSync();
-        assertNull(MediaNotificationManager.getNotificationBuilderForTesting(NOTIFICATION_ID));
-
-        simulateUpdateTitle(mTab, "title2");
-        getInstrumentation().waitForIdleSync();
-        assertNull(MediaNotificationManager.getNotificationBuilderForTesting(NOTIFICATION_ID));
-    }
-
-    @SmallTest
-    public void testSessionStateUncontrollable() {
-        simulateMediaSessionStateChanged(mTab, true, false);
-        assertTitleMatches("title1");
-        simulateMediaSessionStateChanged(mTab, false, false);
-        simulateUpdateTitle(mTab, "title2");
-    }
-
-    @SmallTest
-    public void testMediaMetadataSetsTitle() {
-        simulateMediaSessionStateChanged(mTab, true, false);
-        simulateMediaSessionMetadataChanged(mTab, new MediaMetadata("title2", "", ""));
-        assertTitleMatches("title2");
-    }
-
-    @SmallTest
-    public void testMediaMetadataOverridesTitle() {
-        simulateMediaSessionStateChanged(mTab, true, false);
-        simulateMediaSessionMetadataChanged(mTab, new MediaMetadata("title2", "", ""));
-        assertTitleMatches("title2");
-
-        simulateUpdateTitle(mTab, "title3");
-        assertTitleMatches("title2");
-    }
-
-    /**
-     * Test if a notification accepts the title update from another tab, using the following steps:
-     *   1. set the title of mTab, start the media session, a notification should show up;
-     *   2. stop the media session of mTab, the notification shall hide;
-     *   3. create newTab, start the media session of newTab, a notification should show up,
-     *      set the title of newTab, the notification title should match newTab;
-     *   4. change the title of newTab and then mTab to different names,
-     *      the notification should have the title of newTab.
-     */
-    @SmallTest
-    @Restriction({ChromeRestriction.RESTRICTION_TYPE_PHONE, RESTRICTION_TYPE_NON_LOW_END_DEVICE})
-    public void testMultipleTabs() throws Throwable {
-        simulateMediaSessionStateChanged(mTab, true, false);
-        assertTitleMatches("title1");
-        simulateMediaSessionStateChanged(mTab, false, false);
-
-        Tab newTab = loadUrlInNewTab("about:blank");
-        assertNotNull(newTab);
-
-        simulateMediaSessionStateChanged(newTab, true, false);
-        simulateUpdateTitle(newTab, "title3");
-        simulateUpdateTitle(mTab, "title2");
-        assertTitleMatches("title3");
-    }
-
-    /**
-     * Test for the notification should not update for a paused tab if it mismatches the current tab
-     * id:
-     *   1. set the title of mTab, start the media session, a notification should show up;
-     *   2. create newTab, start the media session of newTab, a notification should show up,
-     *      set the title of newTab, the notification will match the title;
-     *   3. stop the media session of mTab, and change its title, the notification should not
-     *      change.
-     */
-    @SmallTest
-    @Restriction({ChromeRestriction.RESTRICTION_TYPE_PHONE, RESTRICTION_TYPE_NON_LOW_END_DEVICE})
-    public void testPreferLastActiveTab() throws Throwable {
-        simulateMediaSessionStateChanged(mTab, true, false);
-        assertTitleMatches("title1");
-
-        Tab newTab = loadUrlInNewTab("about:blank");
-        assertNotNull(newTab);
-
-        simulateMediaSessionStateChanged(newTab, true, false);
-        simulateUpdateTitle(newTab, "title3");
-
-        simulateMediaSessionStateChanged(mTab, false, false);
-        simulateUpdateTitle(mTab, "title2");
-        assertTitleMatches("title3");
-    }
-
-    @SmallTest
-    public void testMediaMetadataResetsAfterNavigation() throws Throwable {
-        loadUrl("about:blank");
-        simulateMediaSessionStateChanged(mTab, true, false);
-        simulateMediaSessionMetadataChanged(mTab, new MediaMetadata("title2", "", ""));
-        assertTitleMatches("title2");
-
-        loadUrl("data:text/html;charset=utf-8,"
-                + "<html><head><title>title1</title></head><body/></html>");
-        assertTitleMatches("title1");
-    }
-
-    @SmallTest
-    public void testMediaMetadataResetsAfterSameOriginNavigation() throws Throwable {
-        ensureTestServer();
-        loadUrl(mTestServer.getURL(TEST_PAGE_URL_1));
-        simulateMediaSessionStateChanged(mTab, true, false);
-        simulateMediaSessionMetadataChanged(mTab, new MediaMetadata("title2", "", ""));
-        assertTitleMatches("title2");
-
-        loadUrl(mTestServer.getURL(TEST_PAGE_URL_2));
-        simulateUpdateTitle(mTab, "title3");
-        assertTitleMatches("title3");
-    }
-
-    @SmallTest
-    public void testMediaMetadataPersistsAfterSamePageNavigation() throws Throwable {
-        ensureTestServer();
-        loadUrl(mTestServer.getURL(TEST_PAGE_URL_1));
-        simulateMediaSessionStateChanged(mTab, true, false);
-        simulateMediaSessionMetadataChanged(mTab, new MediaMetadata("title2", "", ""));
-        assertTitleMatches("title2");
-
-        NotificationTestUtils.simulateSamePageNavigation(
-                getInstrumentation(), mTab, mTestServer.getURL(TEST_PAGE_URL_1));
-        assertTitleMatches("title2");
-    }
-
-    @Override
-    public void startMainActivity() throws InterruptedException {
-        startMainActivityOnBlankPage();
-    }
-
-    private void simulateMediaSessionStateChanged(
-            final Tab tab, final boolean isControllable, final boolean isSuspended) {
-        ThreadUtils.runOnUiThreadBlocking(new Runnable() {
-                @Override
-                public void run() {
-                    ObserverList.RewindableIterator<MediaSessionObserver> observers =
-                            MediaSession.fromWebContents(tab.getWebContents())
-                                    .getObserversForTesting();
-                    while (observers.hasNext()) {
-                        observers.next().mediaSessionStateChanged(isControllable, isSuspended);
-                    }
-                }
-            });
-    }
-
-    private void simulateMediaSessionMetadataChanged(final Tab tab, final MediaMetadata metadata) {
-        ThreadUtils.runOnUiThreadBlocking(new Runnable() {
-            @Override
-            public void run() {
-                ObserverList.RewindableIterator<MediaSessionObserver> observers =
-                        MediaSession.fromWebContents(tab.getWebContents()).getObserversForTesting();
-                while (observers.hasNext()) {
-                    observers.next().mediaSessionMetadataChanged(metadata);
-                }
-            }
-        });
-    }
-
-    private void simulateUpdateTitle(Tab tab, String title) {
-        try {
-            TabTitleObserver observer = new TabTitleObserver(tab, title);
-            JavaScriptUtils.executeJavaScriptAndWaitForResult(
-                    tab.getWebContents(),
-                    "document.title = '" + title + "';");
-            observer.waitForTitleUpdate(5);
-        } catch (Exception e) {
-            throw new RuntimeException(e + "failed to update title");
-        }
-    }
-
-    private void assertTitleMatches(final String title) {
-        // The service might still not be created which delays the creation of the notification
-        // builder.
-        CriteriaHelper.pollUiThread(new Criteria() {
-            @Override
-            public boolean isSatisfied() {
-                return MediaNotificationManager.getNotificationBuilderForTesting(NOTIFICATION_ID)
-                        != null;
-            }
-        });
-
-        ThreadUtils.runOnUiThreadBlocking(new Runnable() {
-                @Override
-                public void run() {
-                    Notification notification =
-                            MediaNotificationManager
-                                    .getNotificationBuilderForTesting(NOTIFICATION_ID)
-                                    .build();
-
-                    View contentView = notification.contentView.apply(
-                            getActivity().getApplicationContext(), null);
-                    String observedText = null;
-                    TextView view = (TextView) contentView.findViewById(android.R.id.title);
-                    if (view == null) {
-                        // Case where NotificationCompat does not use the native Notification.
-                        // The TextView id will be in Chrome's namespace.
-                        view = (TextView) contentView.findViewById(R.id.title);
-                    }
-                    observedText = view.getText().toString();
-
-                    assertEquals(title, observedText);
-                }
-            });
-    }
-
-    private void ensureTestServer() {
-        try {
-            mTestServer = EmbeddedTestServer.createAndStartServer(
-                getInstrumentation().getContext());
-        } catch (Exception e) {
-            fail("Failed to start test server");
-        }
-    }
-}