1 /* 2 * Copyright (C) 2010 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.exchange; 18 19 import android.content.Context; 20 import android.content.ContextWrapper; 21 import android.test.AndroidTestCase; 22 import android.test.suitebuilder.annotation.SmallTest; 23 24 import java.io.File; 25 @SmallTest 26 public class ExchangeServiceTest extends AndroidTestCase { 27 private static class MyContext extends ContextWrapper { 28 public boolean isGetFileStreamPathCalled; 29 30 public MyContext(Context base) { 31 super(base); 32 } 33 34 @Override 35 public File getFileStreamPath(String name) { 36 isGetFileStreamPathCalled = true; 37 return super.getFileStreamPath(name); 38 } 39 } 40 41 public void testGetDeviceId() throws Exception { 42 final MyContext context = new MyContext(getContext()); 43 44 final String id = ExchangeService.getDeviceId(context); 45 46 // Consists of alpha-numeric 47 assertTrue(id.matches("^[a-zA-Z0-9]+$")); 48 49 // getDeviceId may have been called in other tests, so we don't check 50 // isGetFileStreamPathCalled here. 51 52 context.isGetFileStreamPathCalled = false; 53 final String cachedId = ExchangeService.getDeviceId(context); 54 55 // Should be the same. 56 assertEquals(id, cachedId); 57 // Should be cached. (If cached, this method won't be called.) 58 assertFalse(context.isGetFileStreamPathCalled); 59 } 60 } 61
