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      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 android.bluetooth;
     18 
     19 import android.content.Context;
     20 import android.test.InstrumentationTestCase;
     21 
     22 /**
     23  * Instrumentation test case for stress test involving rebooting the device.
     24  * <p>
     25  * This test case tests that bluetooth is enabled after a device reboot. Because
     26  * the device will reboot, the instrumentation must be driven by a script on the
     27  * host side.
     28  */
     29 public class BluetoothRebootStressTest extends InstrumentationTestCase {
     30     private static final String TAG = "BluetoothRebootStressTest";
     31     private static final String OUTPUT_FILE = "BluetoothRebootStressTestOutput.txt";
     32 
     33     private BluetoothTestUtils mTestUtils;
     34 
     35     @Override
     36     protected void setUp() throws Exception {
     37         super.setUp();
     38 
     39         Context context = getInstrumentation().getTargetContext();
     40         mTestUtils = new BluetoothTestUtils(context, TAG, OUTPUT_FILE);
     41     }
     42 
     43     @Override
     44     protected void tearDown() throws Exception {
     45         super.tearDown();
     46 
     47         mTestUtils.close();
     48     }
     49 
     50     /**
     51      * Test method used to start the test by turning bluetooth on.
     52      */
     53     public void testStart() {
     54         BluetoothAdapter adapter = BluetoothAdapter.getDefaultAdapter();
     55         mTestUtils.enable(adapter);
     56     }
     57 
     58     /**
     59      * Test method used in the middle iterations of the test to check if
     60      * bluetooth is on. Does not toggle bluetooth after the check. Assumes that
     61      * bluetooth has been turned on by {@code #testStart()}
     62      */
     63     public void testMiddleNoToggle() {
     64         BluetoothAdapter adapter = BluetoothAdapter.getDefaultAdapter();
     65 
     66         assertTrue(adapter.isEnabled());
     67     }
     68 
     69     /**
     70      * Test method used in the middle iterations of the test to check if
     71      * bluetooth is on. Toggles bluetooth after the check. Assumes that
     72      * bluetooth has been turned on by {@code #testStart()}
     73      */
     74     public void testMiddleToggle() {
     75         BluetoothAdapter adapter = BluetoothAdapter.getDefaultAdapter();
     76 
     77         assertTrue(adapter.isEnabled());
     78 
     79         mTestUtils.disable(adapter);
     80         mTestUtils.enable(adapter);
     81     }
     82 
     83     /**
     84      * Test method used in the stop the test by turning bluetooth off. Assumes
     85      * that bluetooth has been turned on by {@code #testStart()}
     86      */
     87     public void testStop() {
     88         BluetoothAdapter adapter = BluetoothAdapter.getDefaultAdapter();
     89 
     90         assertTrue(adapter.isEnabled());
     91 
     92         mTestUtils.disable(adapter);
     93     }
     94 }
     95