tests/src/com/android/dialer/CallDetailActivityTest.java - platform/packages/apps/Dialer - Git at Google

 /*
  * Copyright (C) 2011 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *      http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */

 package com.android.dialer;

 import static com.android.dialer.CallDetailActivity.Tasks.UPDATE_PHONE_CALL_DETAILS;
 import static com.android.dialer.voicemail.VoicemailPlaybackPresenter.Tasks.CHECK_FOR_CONTENT;
 import static com.android.dialer.voicemail.VoicemailPlaybackPresenter.Tasks.PREPARE_MEDIA_PLAYER;

 import android.content.ContentResolver;
 import android.content.ContentUris;
 import android.content.ContentValues;
 import android.content.Intent;
 import android.content.res.AssetManager;
 import android.net.Uri;
 import android.provider.CallLog;
 import android.provider.VoicemailContract;
 import android.test.ActivityInstrumentationTestCase2;
 import android.test.suitebuilder.annotation.LargeTest;
 import android.test.suitebuilder.annotation.Suppress;
 import android.view.Menu;
 import android.widget.TextView;

 import com.android.dialer.util.AsyncTaskExecutors;
 import com.android.dialer.util.FakeAsyncTaskExecutor;
 import com.android.contacts.common.test.IntegrationTestUtils;
 import com.android.dialer.util.LocaleTestUtils;
 import com.android.internal.view.menu.ContextMenuBuilder;

 import java.io.IOException;
 import java.io.InputStream;
 import java.io.OutputStream;
 import java.util.List;
 import java.util.Locale;

 /**
  * Unit tests for the {@link CallDetailActivity}. NOTE: The screen needs to be on for the
  * UI-related tests to pass.
  */
 @LargeTest
 public class CallDetailActivityTest extends ActivityInstrumentationTestCase2<CallDetailActivity> {
     private static final String TEST_ASSET_NAME = "quick_test_recording.mp3";
     private static final String MIME_TYPE = "audio/mp3";
     private static final String CONTACT_NUMBER = "+1412555555";
     private static final String VOICEMAIL_FILE_LOCATION = "/sdcard/sadlfj893w4j23o9sfu.mp3";

     private Uri mCallLogUri;
     private Uri mVoicemailUri;
     private IntegrationTestUtils mTestUtils;
     private LocaleTestUtils mLocaleTestUtils;
     private FakeAsyncTaskExecutor mFakeAsyncTaskExecutor;
     private CallDetailActivity mActivityUnderTest;

     public CallDetailActivityTest() {
         super(CallDetailActivity.class);
     }

     @Override
     protected void setUp() throws Exception {
         super.setUp();
         mFakeAsyncTaskExecutor = new FakeAsyncTaskExecutor(getInstrumentation());
         AsyncTaskExecutors.setFactoryForTest(mFakeAsyncTaskExecutor.getFactory());
         // I don't like the default of focus-mode for tests, the green focus border makes the
         // screenshots look weak.
         setActivityInitialTouchMode(true);
         mTestUtils = new IntegrationTestUtils(getInstrumentation());
         // Some of the tests rely on the text that appears on screen - safest to force a
         // specific locale.
         mLocaleTestUtils = new LocaleTestUtils(getInstrumentation().getTargetContext());
         mLocaleTestUtils.setLocale(Locale.US);
     }

     @Override
     protected void tearDown() throws Exception {
         mLocaleTestUtils.restoreLocale();
         mLocaleTestUtils = null;
         cleanUpUri();
         mTestUtils = null;
         AsyncTaskExecutors.setFactoryForTest(null);
         super.tearDown();
     }

     public void testInitialActivityStartsWithFetchingVoicemail() throws Throwable {
         setActivityIntentForTestVoicemailEntry();
         startActivityUnderTest();
         // When the activity first starts, we will show "Fetching voicemail" on the screen.
         // The duration should not be visible.
         assertHasOneTextViewContaining("Fetching voicemail");
         assertZeroTextViewsContaining("00:00");
     }

     public void testWhenCheckForContentCompletes_UiShowsBuffering() throws Throwable {
         setActivityIntentForTestVoicemailEntry();
         startActivityUnderTest();
         // There is a background check that is testing to see if we have the content available.
         // Once that task completes, we shouldn't be showing the fetching message, we should
         // be showing "Buffering".
         mFakeAsyncTaskExecutor.runTask(CHECK_FOR_CONTENT);
         assertHasOneTextViewContaining("Buffering");
         assertZeroTextViewsContaining("Fetching voicemail");
     }

     public void testInvalidVoicemailShowsErrorMessage() throws Throwable {
         setActivityIntentForTestVoicemailEntry();
         startActivityUnderTest();
         mFakeAsyncTaskExecutor.runTask(CHECK_FOR_CONTENT);
         // There should be exactly one background task ready to prepare the media player.
         // Preparing the media player will have thrown an IOException since the file doesn't exist.
         // This should have put a failed to play message on screen, buffering is gone.
         mFakeAsyncTaskExecutor.runTask(PREPARE_MEDIA_PLAYER);
         assertHasOneTextViewContaining("Couldn't play voicemail");
         assertZeroTextViewsContaining("Buffering");
     }

     public void testOnResumeDoesNotCreateManyFragments() throws Throwable {
         // There was a bug where every time the activity was resumed, a new fragment was created.
         // Before the fix, this was failing reproducibly with at least 3 "Buffering" views.
         setActivityIntentForTestVoicemailEntry();
         startActivityUnderTest();
         mFakeAsyncTaskExecutor.runTask(CHECK_FOR_CONTENT);
         getInstrumentation().runOnMainSync(new Runnable() {
             @Override
             public void run() {
                 getInstrumentation().callActivityOnPause(mActivityUnderTest);
                 getInstrumentation().callActivityOnResume(mActivityUnderTest);
                 getInstrumentation().callActivityOnPause(mActivityUnderTest);
                 getInstrumentation().callActivityOnResume(mActivityUnderTest);
             }
         });
         assertHasOneTextViewContaining("Buffering");
     }

     /**
      * Test for bug where increase rate button with invalid voicemail causes a crash.
      * <p>
      * The repro steps for this crash were to open a voicemail that does not have an attachment,
      * then click the play button (which just reported an error), then after that try to adjust the
      * rate.  See http://b/5047879.
      */
     public void testClickIncreaseRateButtonWithInvalidVoicemailDoesNotCrash() throws Throwable {
         setActivityIntentForTestVoicemailEntry();
         startActivityUnderTest();
         mTestUtils.clickButton(mActivityUnderTest, R.id.playback_start_stop);
         mTestUtils.clickButton(mActivityUnderTest, R.id.rate_increase_button);
     }

     /** Test for bug where missing Extras on intent used to start Activity causes NPE. */
     public void testCallLogUriWithMissingExtrasShouldNotCauseNPE() throws Throwable {
         setActivityIntentForTestCallEntry();
         startActivityUnderTest();
     }

     /**
      * Test for bug where voicemails should not have remove-from-call-log entry.
      * <p>
      * See http://b/5054103.
      */
     public void testVoicemailDoesNotHaveRemoveFromCallLog() throws Throwable {
         setActivityIntentForTestVoicemailEntry();
         startActivityUnderTest();
         Menu menu = new ContextMenuBuilder(mActivityUnderTest);
         mActivityUnderTest.onCreateOptionsMenu(menu);
         mActivityUnderTest.onPrepareOptionsMenu(menu);
         assertFalse(menu.findItem(R.id.menu_remove_from_call_log).isVisible());
     }

     /** Test to check that I haven't broken the remove-from-call-log entry from regular calls. */
     public void testRegularCallDoesHaveRemoveFromCallLog() throws Throwable {
         setActivityIntentForTestCallEntry();
         startActivityUnderTest();
         Menu menu = new ContextMenuBuilder(mActivityUnderTest);
         mActivityUnderTest.onCreateOptionsMenu(menu);
         mActivityUnderTest.onPrepareOptionsMenu(menu);
         assertTrue(menu.findItem(R.id.menu_remove_from_call_log).isVisible());
     }

     /**
      * Test to show that we are correctly displaying playback rate on the ui.
      * <p>
      * See bug http://b/5044075.
      */
     @Suppress
     public void testVoicemailPlaybackRateDisplayedOnUi() throws Throwable {
         setActivityIntentForTestVoicemailEntry();
         startActivityUnderTest();
         // Find the TextView containing the duration.  It should be initially displaying "00:00".
         List<TextView> views = mTestUtils.getTextViewsWithString(mActivityUnderTest, "00:00");
         assertEquals(1, views.size());
         TextView timeDisplay = views.get(0);
         // Hit the plus button.  At this point we should be displaying "fast speed".
         mTestUtils.clickButton(mActivityUnderTest, R.id.rate_increase_button);
         assertEquals("fast speed", mTestUtils.getText(timeDisplay));
         // Hit the minus button.  We should be back to "normal" speed.
         mTestUtils.clickButton(mActivityUnderTest, R.id.rate_decrease_button);
         assertEquals("normal speed", mTestUtils.getText(timeDisplay));
         // Wait for one and a half seconds.  The timer will be back.
         Thread.sleep(1500);
         assertEquals("00:00", mTestUtils.getText(timeDisplay));
     }

     @Suppress
     public void testClickingCallStopsPlayback() throws Throwable {
         setActivityIntentForRealFileVoicemailEntry();
         startActivityUnderTest();
         mFakeAsyncTaskExecutor.runTask(CHECK_FOR_CONTENT);
         mFakeAsyncTaskExecutor.runTask(PREPARE_MEDIA_PLAYER);
         mTestUtils.clickButton(mActivityUnderTest, R.id.playback_speakerphone);
         mTestUtils.clickButton(mActivityUnderTest, R.id.playback_start_stop);
         Thread.sleep(2000);
         // TODO: Suppressed the test for now, because I'm looking for an easy way to say "the audio
         // is not playing at this point", and I can't find it without doing dirty things.
     }

     private void setActivityIntentForTestCallEntry() {
         assertNull(mCallLogUri);
         ContentResolver contentResolver = getContentResolver();
         ContentValues values = new ContentValues();
         values.put(CallLog.Calls.NUMBER, CONTACT_NUMBER);
         values.put(CallLog.Calls.NUMBER_PRESENTATION, CallLog.Calls.PRESENTATION_ALLOWED);
         values.put(CallLog.Calls.TYPE, CallLog.Calls.INCOMING_TYPE);
         mCallLogUri = contentResolver.insert(CallLog.Calls.CONTENT_URI, values);
         setActivityIntent(new Intent(Intent.ACTION_VIEW, mCallLogUri));
     }

     private void setActivityIntentForTestVoicemailEntry() {
         assertNull(mVoicemailUri);
         ContentResolver contentResolver = getContentResolver();
         ContentValues values = new ContentValues();
         values.put(VoicemailContract.Voicemails.NUMBER, CONTACT_NUMBER);
         values.put(VoicemailContract.Voicemails.HAS_CONTENT, 1);
         values.put(VoicemailContract.Voicemails._DATA, VOICEMAIL_FILE_LOCATION);
         mVoicemailUri = contentResolver.insert(VoicemailContract.Voicemails.CONTENT_URI, values);
         Uri callLogUri = ContentUris.withAppendedId(CallLog.Calls.CONTENT_URI_WITH_VOICEMAIL,
                 ContentUris.parseId(mVoicemailUri));
         Intent intent = new Intent(Intent.ACTION_VIEW, callLogUri);
         intent.putExtra(CallDetailActivity.EXTRA_VOICEMAIL_URI, mVoicemailUri);
         setActivityIntent(intent);
     }

     private void setActivityIntentForRealFileVoicemailEntry() throws IOException {
         assertNull(mVoicemailUri);
         ContentValues values = new ContentValues();
         values.put(VoicemailContract.Voicemails.DATE, String.valueOf(System.currentTimeMillis()));
         values.put(VoicemailContract.Voicemails.NUMBER, CONTACT_NUMBER);
         values.put(VoicemailContract.Voicemails.MIME_TYPE, MIME_TYPE);
         values.put(VoicemailContract.Voicemails.HAS_CONTENT, 1);
         String packageName = getInstrumentation().getTargetContext().getPackageName();
         mVoicemailUri = getContentResolver().insert(
                 VoicemailContract.Voicemails.buildSourceUri(packageName), values);
         AssetManager assets = getAssets();
         try (InputStream inputStream = assets.open(TEST_ASSET_NAME);
              OutputStream outputStream = getContentResolver().openOutputStream(mVoicemailUri)) {
             copyBetweenStreams(inputStream, outputStream);
         }
         Uri callLogUri = ContentUris.withAppendedId(CallLog.Calls.CONTENT_URI_WITH_VOICEMAIL,
                 ContentUris.parseId(mVoicemailUri));
         Intent intent = new Intent(Intent.ACTION_VIEW, callLogUri);
         intent.putExtra(CallDetailActivity.EXTRA_VOICEMAIL_URI, mVoicemailUri);
         setActivityIntent(intent);
     }

     public void copyBetweenStreams(InputStream in, OutputStream out) throws IOException {
         byte[] buffer = new byte[1024];
         int bytesRead;
         int total = 0;
         while ((bytesRead = in.read(buffer)) != -1) {
             total += bytesRead;
             out.write(buffer, 0, bytesRead);
         }
     }

     private void cleanUpUri() {
         if (mVoicemailUri != null) {
             getContentResolver().delete(VoicemailContract.Voicemails.CONTENT_URI,
                     "_ID = ?", new String[] { String.valueOf(ContentUris.parseId(mVoicemailUri)) });
             mVoicemailUri = null;
         }
         if (mCallLogUri != null) {
             getContentResolver().delete(CallLog.Calls.CONTENT_URI_WITH_VOICEMAIL,
                     "_ID = ?", new String[] { String.valueOf(ContentUris.parseId(mCallLogUri)) });
             mCallLogUri = null;
         }
     }

     private ContentResolver getContentResolver() {
         return getInstrumentation().getTargetContext().getContentResolver();
     }

     private TextView assertHasOneTextViewContaining(String text) throws Throwable {
         assertNotNull(mActivityUnderTest);
         List<TextView> views = mTestUtils.getTextViewsWithString(mActivityUnderTest, text);
         assertEquals("There should have been one TextView with text '" + text + "' but found "
                 + views, 1, views.size());
         return views.get(0);
     }

     private void assertZeroTextViewsContaining(String text) throws Throwable {
         assertNotNull(mActivityUnderTest);
         List<TextView> views = mTestUtils.getTextViewsWithString(mActivityUnderTest, text);
         assertEquals("There should have been no TextViews with text '" + text + "' but found "
                 + views, 0,  views.size());
     }

     private void startActivityUnderTest() throws Throwable {
         assertNull(mActivityUnderTest);
         mActivityUnderTest = getActivity();
         assertNotNull("activity should not be null", mActivityUnderTest);
         // We have to run all tasks, not just one.
         // This is because it seems that we can have onResume, onPause, onResume during the course
         // of a single unit test.
         mFakeAsyncTaskExecutor.runAllTasks(UPDATE_PHONE_CALL_DETAILS);
     }

     private AssetManager getAssets() {
         return getInstrumentation().getContext().getAssets();
     }
 }
	/*
	* Copyright (C) 2011 The Android Open Source Project
	*
	* Licensed under the Apache License, Version 2.0 (the "License");
	* you may not use this file except in compliance with the License.
	* You may obtain a copy of the License at
	*
	* http://www.apache.org/licenses/LICENSE-2.0
	*
	* Unless required by applicable law or agreed to in writing, software
	* distributed under the License is distributed on an "AS IS" BASIS,
	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	* See the License for the specific language governing permissions and
	* limitations under the License.
	*/

	package com.android.dialer;

	import static com.android.dialer.CallDetailActivity.Tasks.UPDATE_PHONE_CALL_DETAILS;
	import static com.android.dialer.voicemail.VoicemailPlaybackPresenter.Tasks.CHECK_FOR_CONTENT;
	import static com.android.dialer.voicemail.VoicemailPlaybackPresenter.Tasks.PREPARE_MEDIA_PLAYER;

	import android.content.ContentResolver;
	import android.content.ContentUris;
	import android.content.ContentValues;
	import android.content.Intent;
	import android.content.res.AssetManager;
	import android.net.Uri;
	import android.provider.CallLog;
	import android.provider.VoicemailContract;
	import android.test.ActivityInstrumentationTestCase2;
	import android.test.suitebuilder.annotation.LargeTest;
	import android.test.suitebuilder.annotation.Suppress;
	import android.view.Menu;
	import android.widget.TextView;

	import com.android.dialer.util.AsyncTaskExecutors;
	import com.android.dialer.util.FakeAsyncTaskExecutor;
	import com.android.contacts.common.test.IntegrationTestUtils;
	import com.android.dialer.util.LocaleTestUtils;
	import com.android.internal.view.menu.ContextMenuBuilder;

	import java.io.IOException;
	import java.io.InputStream;
	import java.io.OutputStream;
	import java.util.List;
	import java.util.Locale;

	/**
	* Unit tests for the {@link CallDetailActivity}. NOTE: The screen needs to be on for the
	* UI-related tests to pass.
	*/
	@LargeTest
	public class CallDetailActivityTest extends ActivityInstrumentationTestCase2<CallDetailActivity> {
	private static final String TEST_ASSET_NAME = "quick_test_recording.mp3";
	private static final String MIME_TYPE = "audio/mp3";
	private static final String CONTACT_NUMBER = "+1412555555";
	private static final String VOICEMAIL_FILE_LOCATION = "/sdcard/sadlfj893w4j23o9sfu.mp3";

	private Uri mCallLogUri;
	private Uri mVoicemailUri;
	private IntegrationTestUtils mTestUtils;
	private LocaleTestUtils mLocaleTestUtils;
	private FakeAsyncTaskExecutor mFakeAsyncTaskExecutor;
	private CallDetailActivity mActivityUnderTest;

	public CallDetailActivityTest() {
	super(CallDetailActivity.class);
	}

	@Override
	protected void setUp() throws Exception {
	super.setUp();
	mFakeAsyncTaskExecutor = new FakeAsyncTaskExecutor(getInstrumentation());
	AsyncTaskExecutors.setFactoryForTest(mFakeAsyncTaskExecutor.getFactory());
	// I don't like the default of focus-mode for tests, the green focus border makes the
	// screenshots look weak.
	setActivityInitialTouchMode(true);
	mTestUtils = new IntegrationTestUtils(getInstrumentation());
	// Some of the tests rely on the text that appears on screen - safest to force a
	// specific locale.
	mLocaleTestUtils = new LocaleTestUtils(getInstrumentation().getTargetContext());
	mLocaleTestUtils.setLocale(Locale.US);
	}

	@Override
	protected void tearDown() throws Exception {
	mLocaleTestUtils.restoreLocale();
	mLocaleTestUtils = null;
	cleanUpUri();
	mTestUtils = null;
	AsyncTaskExecutors.setFactoryForTest(null);
	super.tearDown();
	}

	public void testInitialActivityStartsWithFetchingVoicemail() throws Throwable {
	setActivityIntentForTestVoicemailEntry();
	startActivityUnderTest();
	// When the activity first starts, we will show "Fetching voicemail" on the screen.
	// The duration should not be visible.
	assertHasOneTextViewContaining("Fetching voicemail");
	assertZeroTextViewsContaining("00:00");
	}

	public void testWhenCheckForContentCompletes_UiShowsBuffering() throws Throwable {
	setActivityIntentForTestVoicemailEntry();
	startActivityUnderTest();
	// There is a background check that is testing to see if we have the content available.
	// Once that task completes, we shouldn't be showing the fetching message, we should
	// be showing "Buffering".
	mFakeAsyncTaskExecutor.runTask(CHECK_FOR_CONTENT);
	assertHasOneTextViewContaining("Buffering");
	assertZeroTextViewsContaining("Fetching voicemail");
	}

	public void testInvalidVoicemailShowsErrorMessage() throws Throwable {
	setActivityIntentForTestVoicemailEntry();
	startActivityUnderTest();
	mFakeAsyncTaskExecutor.runTask(CHECK_FOR_CONTENT);
	// There should be exactly one background task ready to prepare the media player.
	// Preparing the media player will have thrown an IOException since the file doesn't exist.
	// This should have put a failed to play message on screen, buffering is gone.
	mFakeAsyncTaskExecutor.runTask(PREPARE_MEDIA_PLAYER);
	assertHasOneTextViewContaining("Couldn't play voicemail");
	assertZeroTextViewsContaining("Buffering");
	}

	public void testOnResumeDoesNotCreateManyFragments() throws Throwable {
	// There was a bug where every time the activity was resumed, a new fragment was created.
	// Before the fix, this was failing reproducibly with at least 3 "Buffering" views.
	setActivityIntentForTestVoicemailEntry();
	startActivityUnderTest();
	mFakeAsyncTaskExecutor.runTask(CHECK_FOR_CONTENT);
	getInstrumentation().runOnMainSync(new Runnable() {
	@Override
	public void run() {
	getInstrumentation().callActivityOnPause(mActivityUnderTest);
	getInstrumentation().callActivityOnResume(mActivityUnderTest);
	getInstrumentation().callActivityOnPause(mActivityUnderTest);
	getInstrumentation().callActivityOnResume(mActivityUnderTest);
	}
	});
	assertHasOneTextViewContaining("Buffering");
	}

	/**
	* Test for bug where increase rate button with invalid voicemail causes a crash.
	* <p>
	* The repro steps for this crash were to open a voicemail that does not have an attachment,
	* then click the play button (which just reported an error), then after that try to adjust the
	* rate. See http://b/5047879.
	*/
	public void testClickIncreaseRateButtonWithInvalidVoicemailDoesNotCrash() throws Throwable {
	setActivityIntentForTestVoicemailEntry();
	startActivityUnderTest();
	mTestUtils.clickButton(mActivityUnderTest, R.id.playback_start_stop);
	mTestUtils.clickButton(mActivityUnderTest, R.id.rate_increase_button);
	}

	/** Test for bug where missing Extras on intent used to start Activity causes NPE. */
	public void testCallLogUriWithMissingExtrasShouldNotCauseNPE() throws Throwable {
	setActivityIntentForTestCallEntry();
	startActivityUnderTest();
	}

	/**
	* Test for bug where voicemails should not have remove-from-call-log entry.
	* <p>
	* See http://b/5054103.
	*/
	public void testVoicemailDoesNotHaveRemoveFromCallLog() throws Throwable {
	setActivityIntentForTestVoicemailEntry();
	startActivityUnderTest();
	Menu menu = new ContextMenuBuilder(mActivityUnderTest);
	mActivityUnderTest.onCreateOptionsMenu(menu);
	mActivityUnderTest.onPrepareOptionsMenu(menu);
	assertFalse(menu.findItem(R.id.menu_remove_from_call_log).isVisible());
	}

	/** Test to check that I haven't broken the remove-from-call-log entry from regular calls. */
	public void testRegularCallDoesHaveRemoveFromCallLog() throws Throwable {
	setActivityIntentForTestCallEntry();
	startActivityUnderTest();
	Menu menu = new ContextMenuBuilder(mActivityUnderTest);
	mActivityUnderTest.onCreateOptionsMenu(menu);
	mActivityUnderTest.onPrepareOptionsMenu(menu);
	assertTrue(menu.findItem(R.id.menu_remove_from_call_log).isVisible());
	}

	/**
	* Test to show that we are correctly displaying playback rate on the ui.
	* <p>
	* See bug http://b/5044075.
	*/
	@Suppress
	public void testVoicemailPlaybackRateDisplayedOnUi() throws Throwable {
	setActivityIntentForTestVoicemailEntry();
	startActivityUnderTest();
	// Find the TextView containing the duration. It should be initially displaying "00:00".
	List<TextView> views = mTestUtils.getTextViewsWithString(mActivityUnderTest, "00:00");
	assertEquals(1, views.size());
	TextView timeDisplay = views.get(0);
	// Hit the plus button. At this point we should be displaying "fast speed".
	mTestUtils.clickButton(mActivityUnderTest, R.id.rate_increase_button);
	assertEquals("fast speed", mTestUtils.getText(timeDisplay));
	// Hit the minus button. We should be back to "normal" speed.
	mTestUtils.clickButton(mActivityUnderTest, R.id.rate_decrease_button);
	assertEquals("normal speed", mTestUtils.getText(timeDisplay));
	// Wait for one and a half seconds. The timer will be back.
	Thread.sleep(1500);
	assertEquals("00:00", mTestUtils.getText(timeDisplay));
	}

	@Suppress
	public void testClickingCallStopsPlayback() throws Throwable {
	setActivityIntentForRealFileVoicemailEntry();
	startActivityUnderTest();
	mFakeAsyncTaskExecutor.runTask(CHECK_FOR_CONTENT);
	mFakeAsyncTaskExecutor.runTask(PREPARE_MEDIA_PLAYER);
	mTestUtils.clickButton(mActivityUnderTest, R.id.playback_speakerphone);
	mTestUtils.clickButton(mActivityUnderTest, R.id.playback_start_stop);
	Thread.sleep(2000);
	// TODO: Suppressed the test for now, because I'm looking for an easy way to say "the audio
	// is not playing at this point", and I can't find it without doing dirty things.
	}

	private void setActivityIntentForTestCallEntry() {
	assertNull(mCallLogUri);
	ContentResolver contentResolver = getContentResolver();
	ContentValues values = new ContentValues();
	values.put(CallLog.Calls.NUMBER, CONTACT_NUMBER);
	values.put(CallLog.Calls.NUMBER_PRESENTATION, CallLog.Calls.PRESENTATION_ALLOWED);
	values.put(CallLog.Calls.TYPE, CallLog.Calls.INCOMING_TYPE);
	mCallLogUri = contentResolver.insert(CallLog.Calls.CONTENT_URI, values);
	setActivityIntent(new Intent(Intent.ACTION_VIEW, mCallLogUri));
	}

	private void setActivityIntentForTestVoicemailEntry() {
	assertNull(mVoicemailUri);
	ContentResolver contentResolver = getContentResolver();
	ContentValues values = new ContentValues();
	values.put(VoicemailContract.Voicemails.NUMBER, CONTACT_NUMBER);
	values.put(VoicemailContract.Voicemails.HAS_CONTENT, 1);
	values.put(VoicemailContract.Voicemails._DATA, VOICEMAIL_FILE_LOCATION);
	mVoicemailUri = contentResolver.insert(VoicemailContract.Voicemails.CONTENT_URI, values);
	Uri callLogUri = ContentUris.withAppendedId(CallLog.Calls.CONTENT_URI_WITH_VOICEMAIL,
	ContentUris.parseId(mVoicemailUri));
	Intent intent = new Intent(Intent.ACTION_VIEW, callLogUri);
	intent.putExtra(CallDetailActivity.EXTRA_VOICEMAIL_URI, mVoicemailUri);
	setActivityIntent(intent);
	}

	private void setActivityIntentForRealFileVoicemailEntry() throws IOException {
	assertNull(mVoicemailUri);
	ContentValues values = new ContentValues();
	values.put(VoicemailContract.Voicemails.DATE, String.valueOf(System.currentTimeMillis()));
	values.put(VoicemailContract.Voicemails.NUMBER, CONTACT_NUMBER);
	values.put(VoicemailContract.Voicemails.MIME_TYPE, MIME_TYPE);
	values.put(VoicemailContract.Voicemails.HAS_CONTENT, 1);
	String packageName = getInstrumentation().getTargetContext().getPackageName();
	mVoicemailUri = getContentResolver().insert(
	VoicemailContract.Voicemails.buildSourceUri(packageName), values);
	AssetManager assets = getAssets();
	try (InputStream inputStream = assets.open(TEST_ASSET_NAME);
	OutputStream outputStream = getContentResolver().openOutputStream(mVoicemailUri)) {
	copyBetweenStreams(inputStream, outputStream);
	}
	Uri callLogUri = ContentUris.withAppendedId(CallLog.Calls.CONTENT_URI_WITH_VOICEMAIL,
	ContentUris.parseId(mVoicemailUri));
	Intent intent = new Intent(Intent.ACTION_VIEW, callLogUri);
	intent.putExtra(CallDetailActivity.EXTRA_VOICEMAIL_URI, mVoicemailUri);
	setActivityIntent(intent);
	}

	public void copyBetweenStreams(InputStream in, OutputStream out) throws IOException {
	byte[] buffer = new byte[1024];
	int bytesRead;
	int total = 0;
	while ((bytesRead = in.read(buffer)) != -1) {
	total += bytesRead;
	out.write(buffer, 0, bytesRead);
	}
	}

	private void cleanUpUri() {
	if (mVoicemailUri != null) {
	getContentResolver().delete(VoicemailContract.Voicemails.CONTENT_URI,
	"_ID = ?", new String[] { String.valueOf(ContentUris.parseId(mVoicemailUri)) });
	mVoicemailUri = null;
	}
	if (mCallLogUri != null) {
	getContentResolver().delete(CallLog.Calls.CONTENT_URI_WITH_VOICEMAIL,
	"_ID = ?", new String[] { String.valueOf(ContentUris.parseId(mCallLogUri)) });
	mCallLogUri = null;
	}
	}

	private ContentResolver getContentResolver() {
	return getInstrumentation().getTargetContext().getContentResolver();
	}

	private TextView assertHasOneTextViewContaining(String text) throws Throwable {
	assertNotNull(mActivityUnderTest);
	List<TextView> views = mTestUtils.getTextViewsWithString(mActivityUnderTest, text);
	assertEquals("There should have been one TextView with text '" + text + "' but found "
	+ views, 1, views.size());
	return views.get(0);
	}

	private void assertZeroTextViewsContaining(String text) throws Throwable {
	assertNotNull(mActivityUnderTest);
	List<TextView> views = mTestUtils.getTextViewsWithString(mActivityUnderTest, text);
	assertEquals("There should have been no TextViews with text '" + text + "' but found "
	+ views, 0, views.size());
	}

	private void startActivityUnderTest() throws Throwable {
	assertNull(mActivityUnderTest);
	mActivityUnderTest = getActivity();
	assertNotNull("activity should not be null", mActivityUnderTest);
	// We have to run all tasks, not just one.
	// This is because it seems that we can have onResume, onPause, onResume during the course
	// of a single unit test.
	mFakeAsyncTaskExecutor.runAllTasks(UPDATE_PHONE_CALL_DETAILS);
	}

	private AssetManager getAssets() {
	return getInstrumentation().getContext().getAssets();
	}
	}