tests/src/com/android/launcher3/ui/widget/BindWidgetTest.java - platform/packages/apps/Launcher3 - Git at Google

 /*
  * Copyright (C) 2017 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.launcher3.ui.widget;

 import static com.android.launcher3.WorkspaceLayoutManager.FIRST_SCREEN_ID;

 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertNotNull;
 import static org.junit.Assert.assertTrue;

 import android.appwidget.AppWidgetHost;
 import android.appwidget.AppWidgetManager;
 import android.content.ComponentName;
 import android.content.ContentResolver;
 import android.content.pm.PackageInstaller;
 import android.content.pm.PackageInstaller.SessionParams;
 import android.content.pm.PackageManager;
 import android.database.Cursor;
 import android.os.Bundle;

 import androidx.test.filters.LargeTest;
 import androidx.test.runner.AndroidJUnit4;

 import com.android.launcher3.LauncherAppWidgetHost;
 import com.android.launcher3.LauncherAppWidgetInfo;
 import com.android.launcher3.LauncherAppWidgetProviderInfo;
 import com.android.launcher3.LauncherSettings;
 import com.android.launcher3.compat.AppWidgetManagerCompat;
 import com.android.launcher3.compat.PackageInstallerCompat;
 import com.android.launcher3.tapl.Workspace;
 import com.android.launcher3.ui.AbstractLauncherUiTest;
 import com.android.launcher3.ui.TestViewHelpers;
 import com.android.launcher3.util.ContentWriter;
 import com.android.launcher3.util.rule.ShellCommandRule;
 import com.android.launcher3.widget.PendingAddWidgetInfo;
 import com.android.launcher3.widget.WidgetHostViewLoader;

 import org.junit.After;
 import org.junit.Before;
 import org.junit.Rule;
 import org.junit.Test;
 import org.junit.runner.RunWith;

 import java.util.Set;

 /**
  * Tests for bind widget flow.
  *
  * Note running these tests will clear the workspace on the device.
  */
 @LargeTest
 @RunWith(AndroidJUnit4.class)
 public class BindWidgetTest extends AbstractLauncherUiTest {

     @Rule
     public ShellCommandRule mGrantWidgetRule = ShellCommandRule.grantWidgetBind();

     private ContentResolver mResolver;
     private AppWidgetManagerCompat mWidgetManager;

     // Objects created during test, which should be cleaned up in the end.
     private Cursor mCursor;
     // App install session id.
     private int mSessionId = -1;

     @Override
     @Before
     public void setUp() throws Exception {
         super.setUp();

         mResolver = mTargetContext.getContentResolver();
         mWidgetManager = AppWidgetManagerCompat.getInstance(mTargetContext);

         // Clear all existing data
         LauncherSettings.Settings.call(mResolver, LauncherSettings.Settings.METHOD_CREATE_EMPTY_DB);
         LauncherSettings.Settings.call(mResolver, LauncherSettings.Settings.METHOD_CLEAR_EMPTY_DB_FLAG);
     }

     @After
     public void tearDown() {
         if (mCursor != null) {
             mCursor.close();
         }

         if (mSessionId > -1) {
             mTargetContext.getPackageManager().getPackageInstaller().abandonSession(mSessionId);
         }
     }

     @Test
     public void testBindNormalWidget_withConfig() {
         LauncherAppWidgetProviderInfo info = TestViewHelpers.findWidgetProvider(this, true);
         LauncherAppWidgetInfo item = createWidgetInfo(info, true);

         setupContents(item);
         verifyWidgetPresent(info);
     }

     @Test
     public void testBindNormalWidget_withoutConfig() {
         LauncherAppWidgetProviderInfo info = TestViewHelpers.findWidgetProvider(this, false);
         LauncherAppWidgetInfo item = createWidgetInfo(info, true);

         setupContents(item);
         verifyWidgetPresent(info);
     }

     @Test
     public void testUnboundWidget_removed() {
         LauncherAppWidgetProviderInfo info = TestViewHelpers.findWidgetProvider(this, false);
         LauncherAppWidgetInfo item = createWidgetInfo(info, false);
         item.appWidgetId = -33;

         setupContents(item);

         final Workspace workspace = mLauncher.getWorkspace();
         // Item deleted from db
         mCursor = mResolver.query(LauncherSettings.Favorites.getContentUri(item.id),
                 null, null, null, null, null);
         assertEquals(0, mCursor.getCount());

         // The view does not exist
         assertTrue("Widget exists", workspace.tryGetWidget(info.label, 0) == null);
     }

     @Test
     public void testPendingWidget_autoRestored() {
         // A non-restored widget with no config screen gets restored automatically.
         LauncherAppWidgetProviderInfo info = TestViewHelpers.findWidgetProvider(this, false);

         // Do not bind the widget
         LauncherAppWidgetInfo item = createWidgetInfo(info, false);
         item.restoreStatus = LauncherAppWidgetInfo.FLAG_ID_NOT_VALID;

         setupContents(item);
         verifyWidgetPresent(info);
     }

     @Test
     public void testPendingWidget_withConfigScreen() {
         // A non-restored widget with config screen get bound and shows a 'Click to setup' UI.
         LauncherAppWidgetProviderInfo info = TestViewHelpers.findWidgetProvider(this, true);

         // Do not bind the widget
         LauncherAppWidgetInfo item = createWidgetInfo(info, false);
         item.restoreStatus = LauncherAppWidgetInfo.FLAG_ID_NOT_VALID;

         setupContents(item);
         verifyPendingWidgetPresent();

         // Item deleted from db
         mCursor = mResolver.query(LauncherSettings.Favorites.getContentUri(item.id),
                 null, null, null, null, null);
         mCursor.moveToNext();

         // Widget has a valid Id now.
         assertEquals(0, mCursor.getInt(mCursor.getColumnIndex(LauncherSettings.Favorites.RESTORED))
                 & LauncherAppWidgetInfo.FLAG_ID_NOT_VALID);
         assertNotNull(AppWidgetManager.getInstance(mTargetContext)
                 .getAppWidgetInfo(mCursor.getInt(mCursor.getColumnIndex(
                         LauncherSettings.Favorites.APPWIDGET_ID))));
     }

     @Test
     public void testPendingWidget_notRestored_removed() {
         LauncherAppWidgetInfo item = getInvalidWidgetInfo();
         item.restoreStatus = LauncherAppWidgetInfo.FLAG_ID_NOT_VALID
                 | LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY;

         setupContents(item);

         assertTrue("Pending widget exists",
                 mLauncher.getWorkspace().tryGetPendingWidget(0) == null);
         // Item deleted from db
         mCursor = mResolver.query(LauncherSettings.Favorites.getContentUri(item.id),
                 null, null, null, null, null);
         assertEquals(0, mCursor.getCount());
     }

     @Test
     public void testPendingWidget_notRestored_brokenInstall() {
         // A widget which is was being installed once, even if its not being
         // installed at the moment is not removed.
         LauncherAppWidgetInfo item = getInvalidWidgetInfo();
         item.restoreStatus = LauncherAppWidgetInfo.FLAG_ID_NOT_VALID
                 | LauncherAppWidgetInfo.FLAG_RESTORE_STARTED
                 | LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY;

         setupContents(item);
         verifyPendingWidgetPresent();

         // Verify item still exists in db
         mCursor = mResolver.query(LauncherSettings.Favorites.getContentUri(item.id),
                 null, null, null, null, null);
         assertEquals(1, mCursor.getCount());

         // Widget still has an invalid id.
         mCursor.moveToNext();
         assertEquals(LauncherAppWidgetInfo.FLAG_ID_NOT_VALID,
                 mCursor.getInt(mCursor.getColumnIndex(LauncherSettings.Favorites.RESTORED))
                         & LauncherAppWidgetInfo.FLAG_ID_NOT_VALID);
     }

     @Test
     public void testPendingWidget_notRestored_activeInstall() throws Exception {
         // A widget which is being installed is not removed
         LauncherAppWidgetInfo item = getInvalidWidgetInfo();
         item.restoreStatus = LauncherAppWidgetInfo.FLAG_ID_NOT_VALID
                 | LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY;

         // Create an active installer session
         SessionParams params = new SessionParams(SessionParams.MODE_FULL_INSTALL);
         params.setAppPackageName(item.providerName.getPackageName());
         PackageInstaller installer = mTargetContext.getPackageManager().getPackageInstaller();
         mSessionId = installer.createSession(params);

         setupContents(item);
         verifyPendingWidgetPresent();

         // Verify item still exists in db
         mCursor = mResolver.query(LauncherSettings.Favorites.getContentUri(item.id),
                 null, null, null, null, null);
         assertEquals(1, mCursor.getCount());

         // Widget still has an invalid id.
         mCursor.moveToNext();
         assertEquals(LauncherAppWidgetInfo.FLAG_ID_NOT_VALID,
                 mCursor.getInt(mCursor.getColumnIndex(LauncherSettings.Favorites.RESTORED))
                         & LauncherAppWidgetInfo.FLAG_ID_NOT_VALID);
     }

     /**
      * Adds {@param item} on the homescreen on the 0th screen at 0,0, and verifies that the
      * widget class is displayed on the homescreen.
      */
     private void setupContents(LauncherAppWidgetInfo item) {
         int screenId = FIRST_SCREEN_ID;
         // Update the screen id counter for the provider.
         LauncherSettings.Settings.call(mResolver, LauncherSettings.Settings.METHOD_NEW_SCREEN_ID);

         if (screenId > FIRST_SCREEN_ID) {
             screenId = FIRST_SCREEN_ID;
         }

         // Insert the item
         ContentWriter writer = new ContentWriter(mTargetContext);
         item.id = LauncherSettings.Settings.call(
                 mResolver, LauncherSettings.Settings.METHOD_NEW_ITEM_ID)
                 .getInt(LauncherSettings.Settings.EXTRA_VALUE);
         item.screenId = screenId;
         item.onAddToDatabase(writer);
         writer.put(LauncherSettings.Favorites._ID, item.id);
         mResolver.insert(LauncherSettings.Favorites.CONTENT_URI, writer.getValues(mTargetContext));
         resetLoaderState();

         // Launch the home activity
         mActivityMonitor.startLauncher();
         waitForModelLoaded();
     }

     private void verifyWidgetPresent(LauncherAppWidgetProviderInfo info) {
         assertTrue("Widget is not present",
                 mLauncher.getWorkspace().tryGetWidget(info.label, DEFAULT_UI_TIMEOUT) != null);
     }

     private void verifyPendingWidgetPresent() {
         assertTrue("Pending widget is not present",
                 mLauncher.getWorkspace().tryGetPendingWidget(DEFAULT_UI_TIMEOUT) != null);
     }

     /**
      * Creates a LauncherAppWidgetInfo corresponding to {@param info}
      * @param bindWidget if true the info is bound and a valid widgetId is assigned to
      *                   the LauncherAppWidgetInfo
      */
     private LauncherAppWidgetInfo createWidgetInfo(
             LauncherAppWidgetProviderInfo info, boolean bindWidget) {
         LauncherAppWidgetInfo item = new LauncherAppWidgetInfo(
                 LauncherAppWidgetInfo.NO_ID, info.provider);
         item.spanX = info.minSpanX;
         item.spanY = info.minSpanY;
         item.minSpanX = info.minSpanX;
         item.minSpanY = info.minSpanY;
         item.user = info.getProfile();
         item.cellX = 0;
         item.cellY = 1;
         item.container = LauncherSettings.Favorites.CONTAINER_DESKTOP;

         if (bindWidget) {
             PendingAddWidgetInfo pendingInfo = new PendingAddWidgetInfo(info);
             pendingInfo.spanX = item.spanX;
             pendingInfo.spanY = item.spanY;
             pendingInfo.minSpanX = item.minSpanX;
             pendingInfo.minSpanY = item.minSpanY;
             Bundle options = WidgetHostViewLoader.getDefaultOptionsForWidget(mTargetContext, pendingInfo);

             AppWidgetHost host = new LauncherAppWidgetHost(mTargetContext);
             int widgetId = host.allocateAppWidgetId();
             if (!mWidgetManager.bindAppWidgetIdIfAllowed(widgetId, info, options)) {
                 host.deleteAppWidgetId(widgetId);
                 throw new IllegalArgumentException("Unable to bind widget id");
             }
             item.appWidgetId = widgetId;
         }
         return item;
     }

     /**
      * Returns a LauncherAppWidgetInfo with package name which is not present on the device
      */
     private LauncherAppWidgetInfo getInvalidWidgetInfo() {
         String invalidPackage = "com.invalidpackage";
         int count = 0;
         String pkg = invalidPackage;

         Set<String> activePackage = getOnUiThread(() ->
                 PackageInstallerCompat.getInstance(mTargetContext)
                         .updateAndGetActiveSessionCache().keySet());
         while(true) {
             try {
                 mTargetContext.getPackageManager().getPackageInfo(
                         pkg, PackageManager.GET_UNINSTALLED_PACKAGES);
             } catch (Exception e) {
                 if (!activePackage.contains(pkg)) {
                     break;
                 }
             }
             pkg = invalidPackage + count;
             count ++;
         }
         LauncherAppWidgetInfo item = new LauncherAppWidgetInfo(10,
                 new ComponentName(pkg, "com.test.widgetprovider"));
         item.spanX = 2;
         item.spanY = 2;
         item.minSpanX = 2;
         item.minSpanY = 2;
         item.cellX = 0;
         item.cellY = 1;
         item.container = LauncherSettings.Favorites.CONTAINER_DESKTOP;
         return item;
     }
 }
	/*
	* Copyright (C) 2017 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.launcher3.ui.widget;

	import static com.android.launcher3.WorkspaceLayoutManager.FIRST_SCREEN_ID;

	import static org.junit.Assert.assertEquals;
	import static org.junit.Assert.assertNotNull;
	import static org.junit.Assert.assertTrue;

	import android.appwidget.AppWidgetHost;
	import android.appwidget.AppWidgetManager;
	import android.content.ComponentName;
	import android.content.ContentResolver;
	import android.content.pm.PackageInstaller;
	import android.content.pm.PackageInstaller.SessionParams;
	import android.content.pm.PackageManager;
	import android.database.Cursor;
	import android.os.Bundle;

	import androidx.test.filters.LargeTest;
	import androidx.test.runner.AndroidJUnit4;

	import com.android.launcher3.LauncherAppWidgetHost;
	import com.android.launcher3.LauncherAppWidgetInfo;
	import com.android.launcher3.LauncherAppWidgetProviderInfo;
	import com.android.launcher3.LauncherSettings;
	import com.android.launcher3.compat.AppWidgetManagerCompat;
	import com.android.launcher3.compat.PackageInstallerCompat;
	import com.android.launcher3.tapl.Workspace;
	import com.android.launcher3.ui.AbstractLauncherUiTest;
	import com.android.launcher3.ui.TestViewHelpers;
	import com.android.launcher3.util.ContentWriter;
	import com.android.launcher3.util.rule.ShellCommandRule;
	import com.android.launcher3.widget.PendingAddWidgetInfo;
	import com.android.launcher3.widget.WidgetHostViewLoader;

	import org.junit.After;
	import org.junit.Before;
	import org.junit.Rule;
	import org.junit.Test;
	import org.junit.runner.RunWith;

	import java.util.Set;

	/**
	* Tests for bind widget flow.
	*
	* Note running these tests will clear the workspace on the device.
	*/
	@LargeTest
	@RunWith(AndroidJUnit4.class)
	public class BindWidgetTest extends AbstractLauncherUiTest {

	@Rule
	public ShellCommandRule mGrantWidgetRule = ShellCommandRule.grantWidgetBind();

	private ContentResolver mResolver;
	private AppWidgetManagerCompat mWidgetManager;

	// Objects created during test, which should be cleaned up in the end.
	private Cursor mCursor;
	// App install session id.
	private int mSessionId = -1;

	@Override
	@Before
	public void setUp() throws Exception {
	super.setUp();

	mResolver = mTargetContext.getContentResolver();
	mWidgetManager = AppWidgetManagerCompat.getInstance(mTargetContext);

	// Clear all existing data
	LauncherSettings.Settings.call(mResolver, LauncherSettings.Settings.METHOD_CREATE_EMPTY_DB);
	LauncherSettings.Settings.call(mResolver, LauncherSettings.Settings.METHOD_CLEAR_EMPTY_DB_FLAG);
	}

	@After
	public void tearDown() {
	if (mCursor != null) {
	mCursor.close();
	}

	if (mSessionId > -1) {
	mTargetContext.getPackageManager().getPackageInstaller().abandonSession(mSessionId);
	}
	}

	@Test
	public void testBindNormalWidget_withConfig() {
	LauncherAppWidgetProviderInfo info = TestViewHelpers.findWidgetProvider(this, true);
	LauncherAppWidgetInfo item = createWidgetInfo(info, true);

	setupContents(item);
	verifyWidgetPresent(info);
	}

	@Test
	public void testBindNormalWidget_withoutConfig() {
	LauncherAppWidgetProviderInfo info = TestViewHelpers.findWidgetProvider(this, false);
	LauncherAppWidgetInfo item = createWidgetInfo(info, true);

	setupContents(item);
	verifyWidgetPresent(info);
	}

	@Test
	public void testUnboundWidget_removed() {
	LauncherAppWidgetProviderInfo info = TestViewHelpers.findWidgetProvider(this, false);
	LauncherAppWidgetInfo item = createWidgetInfo(info, false);
	item.appWidgetId = -33;

	setupContents(item);

	final Workspace workspace = mLauncher.getWorkspace();
	// Item deleted from db
	mCursor = mResolver.query(LauncherSettings.Favorites.getContentUri(item.id),
	null, null, null, null, null);
	assertEquals(0, mCursor.getCount());

	// The view does not exist
	assertTrue("Widget exists", workspace.tryGetWidget(info.label, 0) == null);
	}

	@Test
	public void testPendingWidget_autoRestored() {
	// A non-restored widget with no config screen gets restored automatically.
	LauncherAppWidgetProviderInfo info = TestViewHelpers.findWidgetProvider(this, false);

	// Do not bind the widget
	LauncherAppWidgetInfo item = createWidgetInfo(info, false);
	item.restoreStatus = LauncherAppWidgetInfo.FLAG_ID_NOT_VALID;

	setupContents(item);
	verifyWidgetPresent(info);
	}

	@Test
	public void testPendingWidget_withConfigScreen() {
	// A non-restored widget with config screen get bound and shows a 'Click to setup' UI.
	LauncherAppWidgetProviderInfo info = TestViewHelpers.findWidgetProvider(this, true);

	// Do not bind the widget
	LauncherAppWidgetInfo item = createWidgetInfo(info, false);
	item.restoreStatus = LauncherAppWidgetInfo.FLAG_ID_NOT_VALID;

	setupContents(item);
	verifyPendingWidgetPresent();

	// Item deleted from db
	mCursor = mResolver.query(LauncherSettings.Favorites.getContentUri(item.id),
	null, null, null, null, null);
	mCursor.moveToNext();

	// Widget has a valid Id now.
	assertEquals(0, mCursor.getInt(mCursor.getColumnIndex(LauncherSettings.Favorites.RESTORED))
	& LauncherAppWidgetInfo.FLAG_ID_NOT_VALID);
	assertNotNull(AppWidgetManager.getInstance(mTargetContext)
	.getAppWidgetInfo(mCursor.getInt(mCursor.getColumnIndex(
	LauncherSettings.Favorites.APPWIDGET_ID))));
	}

	@Test
	public void testPendingWidget_notRestored_removed() {
	LauncherAppWidgetInfo item = getInvalidWidgetInfo();
	item.restoreStatus = LauncherAppWidgetInfo.FLAG_ID_NOT_VALID
	\| LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY;

	setupContents(item);

	assertTrue("Pending widget exists",
	mLauncher.getWorkspace().tryGetPendingWidget(0) == null);
	// Item deleted from db
	mCursor = mResolver.query(LauncherSettings.Favorites.getContentUri(item.id),
	null, null, null, null, null);
	assertEquals(0, mCursor.getCount());
	}

	@Test
	public void testPendingWidget_notRestored_brokenInstall() {
	// A widget which is was being installed once, even if its not being
	// installed at the moment is not removed.
	LauncherAppWidgetInfo item = getInvalidWidgetInfo();
	item.restoreStatus = LauncherAppWidgetInfo.FLAG_ID_NOT_VALID
	\| LauncherAppWidgetInfo.FLAG_RESTORE_STARTED
	\| LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY;

	setupContents(item);
	verifyPendingWidgetPresent();

	// Verify item still exists in db
	mCursor = mResolver.query(LauncherSettings.Favorites.getContentUri(item.id),
	null, null, null, null, null);
	assertEquals(1, mCursor.getCount());

	// Widget still has an invalid id.
	mCursor.moveToNext();
	assertEquals(LauncherAppWidgetInfo.FLAG_ID_NOT_VALID,
	mCursor.getInt(mCursor.getColumnIndex(LauncherSettings.Favorites.RESTORED))
	& LauncherAppWidgetInfo.FLAG_ID_NOT_VALID);
	}

	@Test
	public void testPendingWidget_notRestored_activeInstall() throws Exception {
	// A widget which is being installed is not removed
	LauncherAppWidgetInfo item = getInvalidWidgetInfo();
	item.restoreStatus = LauncherAppWidgetInfo.FLAG_ID_NOT_VALID
	\| LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY;

	// Create an active installer session
	SessionParams params = new SessionParams(SessionParams.MODE_FULL_INSTALL);
	params.setAppPackageName(item.providerName.getPackageName());
	PackageInstaller installer = mTargetContext.getPackageManager().getPackageInstaller();
	mSessionId = installer.createSession(params);

	setupContents(item);
	verifyPendingWidgetPresent();

	// Verify item still exists in db
	mCursor = mResolver.query(LauncherSettings.Favorites.getContentUri(item.id),
	null, null, null, null, null);
	assertEquals(1, mCursor.getCount());

	// Widget still has an invalid id.
	mCursor.moveToNext();
	assertEquals(LauncherAppWidgetInfo.FLAG_ID_NOT_VALID,
	mCursor.getInt(mCursor.getColumnIndex(LauncherSettings.Favorites.RESTORED))
	& LauncherAppWidgetInfo.FLAG_ID_NOT_VALID);
	}

	/**
	* Adds {@param item} on the homescreen on the 0th screen at 0,0, and verifies that the
	* widget class is displayed on the homescreen.
	*/
	private void setupContents(LauncherAppWidgetInfo item) {
	int screenId = FIRST_SCREEN_ID;
	// Update the screen id counter for the provider.
	LauncherSettings.Settings.call(mResolver, LauncherSettings.Settings.METHOD_NEW_SCREEN_ID);

	if (screenId > FIRST_SCREEN_ID) {
	screenId = FIRST_SCREEN_ID;
	}

	// Insert the item
	ContentWriter writer = new ContentWriter(mTargetContext);
	item.id = LauncherSettings.Settings.call(
	mResolver, LauncherSettings.Settings.METHOD_NEW_ITEM_ID)
	.getInt(LauncherSettings.Settings.EXTRA_VALUE);
	item.screenId = screenId;
	item.onAddToDatabase(writer);
	writer.put(LauncherSettings.Favorites._ID, item.id);
	mResolver.insert(LauncherSettings.Favorites.CONTENT_URI, writer.getValues(mTargetContext));
	resetLoaderState();

	// Launch the home activity
	mActivityMonitor.startLauncher();
	waitForModelLoaded();
	}

	private void verifyWidgetPresent(LauncherAppWidgetProviderInfo info) {
	assertTrue("Widget is not present",
	mLauncher.getWorkspace().tryGetWidget(info.label, DEFAULT_UI_TIMEOUT) != null);
	}

	private void verifyPendingWidgetPresent() {
	assertTrue("Pending widget is not present",
	mLauncher.getWorkspace().tryGetPendingWidget(DEFAULT_UI_TIMEOUT) != null);
	}

	/**
	* Creates a LauncherAppWidgetInfo corresponding to {@param info}
	* @param bindWidget if true the info is bound and a valid widgetId is assigned to
	* the LauncherAppWidgetInfo
	*/
	private LauncherAppWidgetInfo createWidgetInfo(
	LauncherAppWidgetProviderInfo info, boolean bindWidget) {
	LauncherAppWidgetInfo item = new LauncherAppWidgetInfo(
	LauncherAppWidgetInfo.NO_ID, info.provider);
	item.spanX = info.minSpanX;
	item.spanY = info.minSpanY;
	item.minSpanX = info.minSpanX;
	item.minSpanY = info.minSpanY;
	item.user = info.getProfile();
	item.cellX = 0;
	item.cellY = 1;
	item.container = LauncherSettings.Favorites.CONTAINER_DESKTOP;

	if (bindWidget) {
	PendingAddWidgetInfo pendingInfo = new PendingAddWidgetInfo(info);
	pendingInfo.spanX = item.spanX;
	pendingInfo.spanY = item.spanY;
	pendingInfo.minSpanX = item.minSpanX;
	pendingInfo.minSpanY = item.minSpanY;
	Bundle options = WidgetHostViewLoader.getDefaultOptionsForWidget(mTargetContext, pendingInfo);

	AppWidgetHost host = new LauncherAppWidgetHost(mTargetContext);
	int widgetId = host.allocateAppWidgetId();
	if (!mWidgetManager.bindAppWidgetIdIfAllowed(widgetId, info, options)) {
	host.deleteAppWidgetId(widgetId);
	throw new IllegalArgumentException("Unable to bind widget id");
	}
	item.appWidgetId = widgetId;
	}
	return item;
	}

	/**
	* Returns a LauncherAppWidgetInfo with package name which is not present on the device
	*/
	private LauncherAppWidgetInfo getInvalidWidgetInfo() {
	String invalidPackage = "com.invalidpackage";
	int count = 0;
	String pkg = invalidPackage;

	Set<String> activePackage = getOnUiThread(() ->
	PackageInstallerCompat.getInstance(mTargetContext)
	.updateAndGetActiveSessionCache().keySet());
	while(true) {
	try {
	mTargetContext.getPackageManager().getPackageInfo(
	pkg, PackageManager.GET_UNINSTALLED_PACKAGES);
	} catch (Exception e) {
	if (!activePackage.contains(pkg)) {
	break;
	}
	}
	pkg = invalidPackage + count;
	count ++;
	}
	LauncherAppWidgetInfo item = new LauncherAppWidgetInfo(10,
	new ComponentName(pkg, "com.test.widgetprovider"));
	item.spanX = 2;
	item.spanY = 2;
	item.minSpanX = 2;
	item.minSpanY = 2;
	item.cellX = 0;
	item.cellY = 1;
	item.container = LauncherSettings.Favorites.CONTAINER_DESKTOP;
	return item;
	}
	}