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      1 /*
      2  * Copyright (C) 2013 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.hardware.cts;
     18 
     19 import android.hardware.Sensor;
     20 import android.hardware.cts.helpers.SensorTestStateNotSupportedException;
     21 import android.hardware.cts.helpers.TestSensorEnvironment;
     22 import android.hardware.cts.helpers.reporting.ISensorTestNode;
     23 import android.hardware.cts.helpers.sensoroperations.SensorOperation;
     24 import android.test.AndroidTestCase;
     25 import android.util.Log;
     26 
     27 /**
     28  * Test Case class that handles gracefully sensors that are not available in the device.
     29  */
     30 public abstract class SensorTestCase extends AndroidTestCase {
     31     // TODO: consolidate all log tags
     32     protected static final String LOG_TAG = "TestRunner";
     33 
     34     /**
     35      * Previously for L release, we had this flag to know if each sensor is running with multiple
     36      * listeners each requesting different data rates. Now before running CTS tests all sensors
     37      * are de-activated by putting SensorService in RESTRICTED mode. Only CTS tests can
     38      * activate/deactivate sensors in this mode. So we can default this flag value to false.
     39      */
     40     private volatile boolean mEmulateSensorUnderLoad = false;
     41 
     42     /**
     43      * By default the test class is the root of the test hierarchy.
     44      */
     45     private volatile ISensorTestNode mCurrentTestNode = new TestClassNode(getClass());
     46 
     47     protected SensorTestCase() {}
     48 
     49     @Override
     50     public void runBare() throws Throwable {
     51         try {
     52             super.runBare();
     53         } catch (SensorTestStateNotSupportedException e) {
     54             // the sensor state is not supported in the device, log a warning and skip the test
     55             Log.w(LOG_TAG, e.getMessage());
     56         }
     57     }
     58 
     59     public void setEmulateSensorUnderLoad(boolean value) {
     60         mEmulateSensorUnderLoad = value;
     61     }
     62 
     63     protected boolean shouldEmulateSensorUnderLoad() {
     64         return mEmulateSensorUnderLoad;
     65     }
     66 
     67     public void setCurrentTestNode(ISensorTestNode value) {
     68         mCurrentTestNode = value;
     69     }
     70 
     71     protected ISensorTestNode getCurrentTestNode() {
     72         return mCurrentTestNode;
     73     }
     74 
     75     private class TestClassNode implements ISensorTestNode {
     76         private final Class<?> mTestClass;
     77 
     78         public TestClassNode(Class<?> testClass) {
     79             mTestClass = testClass;
     80         }
     81 
     82         @Override
     83         public String getName() {
     84             return mTestClass.getSimpleName();
     85         }
     86     }
     87 }
     88