| /* |
| * Copyright (C) 2014 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.ddmlib; |
| |
| import junit.framework.TestCase; |
| |
| import org.easymock.EasyMock; |
| |
| import java.io.IOException; |
| import java.util.concurrent.ExecutionException; |
| import java.util.concurrent.Future; |
| import java.util.concurrent.TimeUnit; |
| |
| public class BatteryFetcherTest extends TestCase { |
| |
| /** |
| * Test that getBattery works as expected when queries made in different states. |
| */ |
| public void testGetBattery() throws Exception { |
| IDevice mockDevice = DeviceTest.createMockDevice(); |
| DeviceTest.injectShellResponse(mockDevice, "20\r\n"); |
| EasyMock.replay(mockDevice); |
| |
| BatteryFetcher fetcher = new BatteryFetcher(mockDevice); |
| // do query in unpopulated state |
| Future<Integer> uncachedFuture = fetcher.getBattery(0, TimeUnit.MILLISECONDS); |
| // do query in fetching state |
| Future<Integer> fetchingFuture = fetcher.getBattery(0, TimeUnit.MILLISECONDS); |
| // do query in fetching state |
| |
| assertEquals(20, uncachedFuture.get().intValue()); |
| // do queries with short timeout to ensure battery already available |
| assertEquals(20, fetchingFuture.get(1, TimeUnit.MILLISECONDS).intValue()); |
| assertEquals(20, |
| fetcher.getBattery(1, TimeUnit.SECONDS).get(1, TimeUnit.MILLISECONDS).intValue()); |
| } |
| |
| /** |
| * Test that getBattery returns exception when battery checks return invalid data. |
| */ |
| public void testGetBattery_badResponse() throws Exception { |
| IDevice mockDevice = DeviceTest.createMockDevice(); |
| DeviceTest.injectShellResponse(mockDevice, "blargh"); |
| DeviceTest.injectShellResponse(mockDevice, "blargh"); |
| EasyMock.replay(mockDevice); |
| |
| BatteryFetcher fetcher = new BatteryFetcher(mockDevice); |
| try { |
| fetcher.getBattery(0, TimeUnit.MILLISECONDS).get(); |
| fail("ExecutionException not thrown"); |
| } catch (ExecutionException e) { |
| // expected |
| assertTrue(e.getCause() instanceof IOException); |
| } |
| } |
| |
| /** |
| * Test that getBattery propagates executeShell exceptions. |
| */ |
| public void testGetBattery_shellException() throws Exception { |
| IDevice mockDevice = DeviceTest.createMockDevice(); |
| mockDevice.executeShellCommand(EasyMock.<String>anyObject(), |
| EasyMock.<IShellOutputReceiver>anyObject(), |
| EasyMock.anyLong(), EasyMock.<TimeUnit>anyObject()); |
| EasyMock.expectLastCall().andThrow(new ShellCommandUnresponsiveException()); |
| EasyMock.replay(mockDevice); |
| |
| BatteryFetcher fetcher = new BatteryFetcher(mockDevice); |
| try { |
| fetcher.getBattery(0, TimeUnit.MILLISECONDS).get(); |
| fail("ExecutionException not thrown"); |
| } catch (ExecutionException e) { |
| // expected |
| assertTrue(e.getCause() instanceof ShellCommandUnresponsiveException); |
| } |
| } |
| } |