1 /* 2 * Copyright (C) 2009 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.camera.stress; 18 19 import com.android.camera.VideoCamera; 20 21 import android.app.Instrumentation; 22 import android.content.Intent; 23 import android.test.ActivityInstrumentationTestCase2; 24 import android.test.suitebuilder.annotation.LargeTest; 25 import android.os.Environment; 26 import android.util.Log; 27 28 import java.io.BufferedWriter; 29 import java.io.FileWriter; 30 31 /** 32 * Junit / Instrumentation test case for camera test 33 * 34 * Running the test suite: 35 * 36 * adb shell am instrument \ 37 * -e class com.android.camera.stress.SwitchPreview \ 38 * -w com.android.camera.tests/com.android.camera.CameraStressTestRunner 39 * 40 */ 41 public class SwitchPreview extends ActivityInstrumentationTestCase2 <VideoCamera>{ 42 private String TAG = "SwitchPreview"; 43 private static final int TOTAL_NUMBER_OF_SWITCHING = 200; 44 private static final long WAIT_FOR_PREVIEW = 4000; 45 46 private static final String CAMERA_TEST_OUTPUT_FILE = 47 Environment.getExternalStorageDirectory().toString() + "/mediaStressOut.txt"; 48 private BufferedWriter mOut; 49 private FileWriter mfstream; 50 51 public SwitchPreview() { 52 super("com.google.android.camera", VideoCamera.class); 53 } 54 55 @Override 56 protected void setUp() throws Exception { 57 getActivity(); 58 prepareOutputFile(); 59 super.setUp(); 60 } 61 62 @Override 63 protected void tearDown() throws Exception { 64 getActivity().finish(); 65 closeOutputFile(); 66 super.tearDown(); 67 } 68 69 private void prepareOutputFile(){ 70 try{ 71 mfstream = new FileWriter(CAMERA_TEST_OUTPUT_FILE, true); 72 mOut = new BufferedWriter(mfstream); 73 } catch (Exception e){ 74 assertTrue("Camera Switch Mode",false); 75 } 76 } 77 78 private void closeOutputFile() { 79 try { 80 mOut.write("\n"); 81 mOut.close(); 82 mfstream.close(); 83 } catch (Exception e) { 84 assertTrue("CameraSwitchMode close output", false); 85 } 86 } 87 88 @LargeTest 89 public void testSwitchMode() { 90 //Switching the video and the video recorder mode 91 Instrumentation inst = getInstrumentation(); 92 try{ 93 mOut.write("Camera Switch Mode:\n"); 94 mOut.write("No of loops :" + TOTAL_NUMBER_OF_SWITCHING + "\n"); 95 mOut.write("loop: "); 96 for (int i=0; i< TOTAL_NUMBER_OF_SWITCHING; i++) { 97 Thread.sleep(WAIT_FOR_PREVIEW); 98 Intent intent = new Intent(); 99 intent.setClassName("com.google.android.camera", 100 "com.android.camera.VideoCamera"); 101 getActivity().startActivity(intent); 102 Thread.sleep(WAIT_FOR_PREVIEW); 103 intent.setClassName("com.google.android.camera", 104 "com.android.camera.Camera"); 105 getActivity().startActivity(intent); 106 mOut.write(" ," + i); 107 mOut.flush(); 108 } 109 } catch (Exception e){ 110 Log.v(TAG, e.toString()); 111 } 112 assertTrue("testSwitchMode",true); 113 } 114 } 115