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      1 # Copyright 2017 The Chromium OS Authors. All rights reserved.
      2 # Use of this source code is governed by a BSD-style license that can be
      3 # found in the LICENSE file.
      4 
      5 """Server side bluetooth adapter stress tests involving suspend resume.
      6 First we test powering on the adapter, suspend/resume the DUT, and make sure
      7 the adapter is still powered on and in a working state.
      8 
      9 Next we test powering off the adapter, suspend/resume, and verify the adapter
     10 is still powered off.
     11 """
     12 
     13 import logging
     14 
     15 from autotest_lib.client.common_lib import error
     16 from autotest_lib.server.cros.bluetooth import bluetooth_adapter_tests
     17 from autotest_lib.server.cros.multimedia import bluetooth_le_facade_adapter
     18 
     19 
     20 test_case_log = bluetooth_adapter_tests.test_case_log
     21 
     22 
     23 class bluetooth_AdapterSuspendResume(
     24         bluetooth_adapter_tests.BluetoothAdapterTests):
     25     """Server side bluetooth adapter suspend resume test."""
     26 
     27     SUSPEND_TIME = 10
     28 
     29     def suspend_resume(self, suspend_time=SUSPEND_TIME):
     30         """Suspend the DUT for a while and then resume.
     31 
     32         @param suspend_time: the suspend time in seconds.
     33 
     34         """
     35         logging.info('The DUT suspends for %d seconds...', suspend_time)
     36         self.host.suspend(suspend_time=suspend_time)
     37         logging.info('The DUT is waken up.')
     38 
     39 
     40     # ---------------------------------------------------------------
     41     # Definitions of all test cases
     42     # ---------------------------------------------------------------
     43 
     44     @test_case_log
     45     def test_case_adapter_on_SR(self):
     46         """Test Case: Power on - SR"""
     47         self.test_power_on_adapter()
     48         self.test_bluetoothd_running()
     49         self.suspend_resume()
     50         self.test_bluetoothd_running()
     51         self.test_adapter_work_state()
     52         self.test_power_on_adapter()
     53 
     54     @test_case_log
     55     def test_case_adapter_off_SR(self):
     56         """Test Case: Power on - SR"""
     57         self.test_power_off_adapter()
     58         self.test_bluetoothd_running()
     59         self.suspend_resume()
     60         self.test_power_off_adapter()
     61         self.test_bluetoothd_running()
     62 
     63 
     64     def run_once(self, host, num_iterations=1):
     65         """Running Bluetooth adapter suspend resume autotest.
     66 
     67         @param host: device under test host.
     68         @param num_iterations: number of times to perform suspend resume tests.
     69 
     70         """
     71         self.host = host
     72         ble_adapter = bluetooth_le_facade_adapter.BluetoothLEFacadeRemoteAdapter
     73         self.bluetooth_le_facade = ble_adapter(self.host)
     74         self.bluetooth_facade = self.bluetooth_le_facade
     75 
     76         for i in xrange(num_iterations):
     77             logging.debug('Starting loop #%d', i)
     78             self.test_case_adapter_on_SR()
     79             self.test_case_adapter_off_SR()
     80 
     81         if self.fails:
     82             raise error.TestFail(self.fails)
     83