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.camera.functional; 18 19 import com.android.camera.Camera; 20 import com.android.camera.R; 21 import com.android.camera.VideoCamera; 22 23 import android.app.Activity; 24 import android.content.Intent; 25 import android.net.Uri; 26 import android.os.Environment; 27 import android.os.Process; 28 import android.provider.MediaStore; 29 import android.test.InstrumentationTestCase; 30 import android.test.suitebuilder.annotation.LargeTest; 31 import android.util.Log; 32 import android.view.KeyEvent; 33 34 import java.io.File; 35 import java.lang.ref.WeakReference; 36 import java.util.ArrayList; 37 38 public class CameraTest extends InstrumentationTestCase { 39 private static final String TAG = "CameraTest"; 40 41 @LargeTest 42 public void testVideoCaptureIntentFdLeak() throws Exception { 43 Intent intent = new Intent(MediaStore.ACTION_VIDEO_CAPTURE); 44 intent.setClass(getInstrumentation().getTargetContext(), VideoCamera.class); 45 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 46 intent.putExtra(MediaStore.EXTRA_OUTPUT, Uri.parse("file://" 47 + Environment.getExternalStorageDirectory().toString() 48 + "test_fd_leak.3gp")); 49 getInstrumentation().startActivitySync(intent).finish(); 50 // Test if the fd is closed. 51 for (File f: new File("/proc/" + Process.myPid() + "/fd").listFiles()) { 52 assertEquals(-1, f.getCanonicalPath().indexOf("test_fd_leak.3gp")); 53 } 54 } 55 56 @LargeTest 57 public void testActivityLeak() throws Exception { 58 checkActivityLeak(Camera.class); 59 checkActivityLeak(VideoCamera.class); 60 } 61 62 private void checkActivityLeak(Class<?> cls) throws Exception { 63 final int TEST_COUNT = 5; 64 Intent intent = new Intent(); 65 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 66 intent.setClass(getInstrumentation().getTargetContext(), cls); 67 ArrayList<WeakReference<Activity>> refs = 68 new ArrayList<WeakReference<Activity>>(); 69 for (int i = 0; i < TEST_COUNT; i++) { 70 Activity activity = getInstrumentation().startActivitySync(intent); 71 refs.add(new WeakReference<Activity>(activity)); 72 activity.finish(); 73 getInstrumentation().waitForIdleSync(); 74 activity = null; 75 } 76 Runtime.getRuntime().gc(); 77 Runtime.getRuntime().runFinalization(); 78 Runtime.getRuntime().gc(); 79 int refCount = 0; 80 for (WeakReference<Activity> c: refs) { 81 if (c.get() != null) refCount++; 82 } 83 // If applications are leaking activity, every reference is reachable. 84 assertTrue(refCount != TEST_COUNT); 85 } 86 } 87
