1 /* 2 * Copyright (C) 2015 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.messaging.ui; 18 19 import android.view.View; 20 21 22 /** 23 * Base class for view tests. Derived class just has to provide a layout id. Tests can then just 24 * call getView() to get a created view and test its behavior. 25 */ 26 public abstract class ViewTest<T extends View> extends BugleActivityUnitTestCase<TestActivity> { ViewTest()27 public ViewTest() { 28 super(TestActivity.class); 29 } 30 31 protected T mView; 32 33 @SuppressWarnings("unchecked") 34 @Override setUp()35 protected void setUp() throws Exception { 36 super.setUp(); 37 38 // Create activity 39 final ActivityInstrumentationTestCaseIntent intent = 40 new ActivityInstrumentationTestCaseIntent(getInstrumentation().getTargetContext(), 41 TestActivity.class); 42 startActivity(intent, null, null); 43 } 44 45 @SuppressWarnings("unchecked") getView()46 protected T getView() { 47 if (mView == null) { 48 // View creation deferred (typically until test time) so that factory/appcontext is 49 // ready. 50 mView = (T) getActivity().getLayoutInflater().inflate(getLayoutIdForView(), null); 51 } 52 return mView; 53 } 54 clickButton(final View view)55 protected void clickButton(final View view) { 56 getActivity().runOnUiThread(new Runnable() { 57 @Override 58 public void run() { 59 view.performClick(); 60 } 61 }); 62 getInstrumentation().waitForIdleSync(); 63 } 64 getLayoutIdForView()65 protected abstract int getLayoutIdForView(); 66 } 67