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      1 # Copyright 2015 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 """This is a server side test to check nodes created for internal card."""
      6 
      7 import logging
      8 import os
      9 import time
     10 
     11 from autotest_lib.client.common_lib import error
     12 from autotest_lib.client.cros.chameleon import audio_test_utils
     13 from autotest_lib.client.cros.chameleon import chameleon_audio_ids
     14 from autotest_lib.client.cros.chameleon import chameleon_audio_helper
     15 from autotest_lib.server.cros.audio import audio_test
     16 
     17 
     18 class audio_InternalCardNodes(audio_test.AudioTest):
     19     """Server side test to check audio nodes for internal card.
     20 
     21     This test talks to a Chameleon board and a Cros device to verify
     22     audio nodes created for internal cards are correct.
     23 
     24     """
     25     version = 1
     26     DELAY_AFTER_PLUGGING = 2
     27     DELAY_AFTER_UNPLUGGING = 2
     28 
     29     def run_once(self, host):
     30         chameleon_board = host.chameleon
     31         factory = self.create_remote_facade_factory(host)
     32         audio_facade = factory.create_audio_facade()
     33 
     34         chameleon_board.reset()
     35 
     36         jack_plugger = chameleon_board.get_audio_board().get_jack_plugger()
     37 
     38         expected_plugged_nodes_without_audio_jack = (
     39                 [],
     40                 ['POST_DSP_LOOPBACK',
     41                  'POST_MIX_LOOPBACK'])
     42 
     43         expected_plugged_nodes_with_audio_jack = (
     44                 ['HEADPHONE'],
     45                 ['MIC', 'POST_DSP_LOOPBACK',
     46                  'POST_MIX_LOOPBACK'])
     47 
     48         if audio_test_utils.has_internal_speaker(host):
     49             expected_plugged_nodes_without_audio_jack[0].append(
     50                     'INTERNAL_SPEAKER')
     51             expected_plugged_nodes_with_audio_jack[0].append(
     52                     'INTERNAL_SPEAKER')
     53 
     54         if audio_test_utils.has_internal_microphone(host):
     55             expected_plugged_nodes_without_audio_jack[1].append(
     56                     'INTERNAL_MIC')
     57             expected_plugged_nodes_with_audio_jack[1].append(
     58                     'INTERNAL_MIC')
     59 
     60         # Modify expected nodes for special boards.
     61         board_name = host.get_board().split(':')[1]
     62 
     63         if board_name == 'link':
     64             expected_plugged_nodes_without_audio_jack[1].append('KEYBOARD_MIC')
     65             expected_plugged_nodes_with_audio_jack[1].append('KEYBOARD_MIC')
     66 
     67         if board_name == 'samus':
     68             expected_plugged_nodes_without_audio_jack[1].append('AOKR')
     69             expected_plugged_nodes_with_audio_jack[1].append('AOKR')
     70 
     71         audio_test_utils.check_plugged_nodes(
     72                 audio_facade, expected_plugged_nodes_without_audio_jack)
     73 
     74         try:
     75             jack_plugger.plug()
     76             time.sleep(self.DELAY_AFTER_PLUGGING)
     77 
     78             audio_test_utils.dump_cros_audio_logs(
     79                     host, audio_facade, self.resultsdir)
     80 
     81             audio_test_utils.check_plugged_nodes(
     82                     audio_facade, expected_plugged_nodes_with_audio_jack)
     83 
     84         finally:
     85             jack_plugger.unplug()
     86             time.sleep(self.DELAY_AFTER_UNPLUGGING)
     87 
     88         audio_test_utils.check_plugged_nodes(
     89                 audio_facade, expected_plugged_nodes_without_audio_jack)
     90 
     91