1 /* 2 * Copyright (C) 2016 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.ims; 18 19 import android.content.Context; 20 import android.os.Handler; 21 import android.os.Looper; 22 import android.support.test.InstrumentationRegistry; 23 24 import org.mockito.MockitoAnnotations; 25 26 import java.util.concurrent.CountDownLatch; 27 import java.util.concurrent.TimeUnit; 28 29 /** 30 * Helper class to load Mockito Resources into a test. 31 */ 32 public class ImsTestBase { 33 34 protected Context mContext; 35 36 public void setUp() throws Exception { 37 mContext = InstrumentationRegistry.getTargetContext(); 38 MockitoAnnotations.initMocks(this); 39 // Set up the looper if it does not exist on the test thread. 40 if (Looper.myLooper() == null) { 41 Looper.prepare(); 42 } 43 } 44 45 public void tearDown() throws Exception { 46 } 47 48 protected final void waitForHandlerAction(Handler h, long timeoutMillis) { 49 waitForHandlerActionDelayed(h, timeoutMillis, 0 /*delayMs*/); 50 } 51 52 protected final void waitForHandlerActionDelayed(Handler h, long timeoutMillis, long delayMs) { 53 final CountDownLatch lock = new CountDownLatch(1); 54 h.postDelayed(lock::countDown, delayMs); 55 while (lock.getCount() > 0) { 56 try { 57 lock.await(timeoutMillis, TimeUnit.MILLISECONDS); 58 } catch (InterruptedException e) { 59 // do nothing 60 } 61 } 62 } 63 }