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      1 /*
      2  * Copyright (C) 2008 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 android.app.activity;
     18 
     19 import android.app.ActivityManager;
     20 import android.content.Context;
     21 import android.content.pm.ConfigurationInfo;
     22 import android.content.res.Configuration;
     23 import android.test.AndroidTestCase;
     24 import android.test.suitebuilder.annotation.SmallTest;
     25 import android.test.suitebuilder.annotation.Suppress;
     26 
     27 import java.util.Iterator;
     28 import java.util.List;
     29 
     30 public class ActivityManagerTest extends AndroidTestCase {
     31 
     32     protected Context mContext;
     33     protected ActivityManager mActivityManager;
     34 
     35     @Override
     36     protected void setUp() throws Exception {
     37         super.setUp();
     38         mContext = getContext();
     39         mActivityManager = (ActivityManager) mContext.getSystemService(Context.ACTIVITY_SERVICE);
     40     }
     41 
     42     // TODO should write a test for getRecentTasks()
     43     // TODO should write a test for getRunningTasks()
     44     // TODO should write a test for getMemoryInfo()
     45 
     46     // TODO: Find a way to re-enable this.  It fails if any other app has failed during startup.
     47     // This is probably an OK assumption given the desired system status when we run unit tests,
     48     // but it's not necessarily the right assumption for a unit test.
     49     @Suppress
     50     public void disabledTestErrorTasksEmpty() throws Exception {
     51 
     52         List<ActivityManager.ProcessErrorStateInfo> errList;
     53 
     54         errList = mActivityManager.getProcessesInErrorState();
     55 
     56         // test: confirm list is empty
     57         assertNull(errList);
     58     }
     59 
     60     // TODO: Force an activity into an error state - then see if we can catch it here?
     61     @SmallTest
     62     public void testErrorTasksWithError() throws Exception {
     63 
     64         List<ActivityManager.ProcessErrorStateInfo> errList;
     65 
     66         // TODO force another process into an error condition.  How?
     67 
     68         // test: confirm error list length is at least 1 under varying query lengths
     69 //      checkErrorListMax(1,-1);
     70 
     71         errList = mActivityManager.getProcessesInErrorState();
     72 
     73         // test: the list itself is healthy
     74         checkErrorListSanity(errList);
     75 
     76         // test: confirm our application shows up in the list
     77     }
     78 
     79     // TODO: Force an activity into an ANR state - then see if we can catch it here?
     80     @SmallTest
     81     public void testErrorTasksWithANR() throws Exception {
     82 
     83         List<ActivityManager.ProcessErrorStateInfo> errList;
     84 
     85         // TODO: force an application into an ANR state
     86 
     87         errList = mActivityManager.getProcessesInErrorState();
     88 
     89         // test: the list itself is healthy
     90         checkErrorListSanity(errList);
     91 
     92         // test: confirm our ANR'ing application shows up in the list
     93     }
     94 
     95     @SmallTest
     96     public void testGetDeviceConfigurationInfo() throws Exception {
     97         ConfigurationInfo config = mActivityManager.getDeviceConfigurationInfo();
     98         assertNotNull(config);
     99         // Validate values against configuration retrieved from resources
    100         Configuration vconfig = mContext.getResources().getConfiguration();
    101         assertNotNull(vconfig);
    102         assertEquals(config.reqKeyboardType, vconfig.keyboard);
    103         assertEquals(config.reqTouchScreen, vconfig.touchscreen);
    104         assertEquals(config.reqNavigation, vconfig.navigation);
    105         if (vconfig.navigation == Configuration.NAVIGATION_NONAV) {
    106             assertNotNull(config.reqInputFeatures & ConfigurationInfo.INPUT_FEATURE_FIVE_WAY_NAV);
    107         }
    108         if (vconfig.keyboard != Configuration.KEYBOARD_UNDEFINED) {
    109             assertNotNull(config.reqInputFeatures & ConfigurationInfo.INPUT_FEATURE_HARD_KEYBOARD);
    110         }
    111     }
    112 
    113     // If any entries in appear in the list, sanity check them against all running applications
    114     private void checkErrorListSanity(List<ActivityManager.ProcessErrorStateInfo> errList) {
    115         if (errList == null) return;
    116 
    117         Iterator<ActivityManager.ProcessErrorStateInfo> iter = errList.iterator();
    118         while (iter.hasNext()) {
    119             ActivityManager.ProcessErrorStateInfo info = iter.next();
    120             assertNotNull(info);
    121             // sanity checks
    122             assertTrue((info.condition == ActivityManager.ProcessErrorStateInfo.CRASHED) ||
    123                        (info.condition == ActivityManager.ProcessErrorStateInfo.NOT_RESPONDING));
    124             // TODO look at each of these and consider a stronger test
    125             // TODO can we cross-check at the process name via some other API?
    126             // TODO is there a better test for strings, e.g. "assertIsLegalString")
    127             assertNotNull(info.processName);
    128             // reasonableness test for info.pid ?
    129             assertNotNull(info.longMsg);
    130             assertNotNull(info.shortMsg);
    131             // is there any reasonable test for the crashData?  Probably not.
    132         }
    133     }
    134 }
    135 
    136