| # Copyright 2015 The Chromium OS Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| """This is a server side audio nodes s test using the Chameleon board.""" |
| |
| import os |
| import time |
| |
| from autotest_lib.client.common_lib import error |
| from autotest_lib.client.cros.chameleon import audio_test_utils |
| from autotest_lib.client.cros.chameleon import chameleon_audio_ids |
| from autotest_lib.client.cros.chameleon import chameleon_audio_helper |
| from autotest_lib.client.cros.chameleon import chameleon_port_finder |
| |
| from autotest_lib.client.cros.chameleon import edid as edid_lib |
| from autotest_lib.server.cros.audio import audio_test |
| |
| URL = 'https://www.youtube.com/watch?v=aqz-KE-bpKQ' |
| |
| |
| class audio_AudioNodeSwitch(audio_test.AudioTest): |
| """Server side audio test. |
| |
| This test talks to a Chameleon board and a Cros device to verify |
| audio nodes switch correctly. |
| |
| """ |
| version = 1 |
| _APPLY_EDID_DELAY = 5 |
| _PLUG_DELAY = 5 |
| _WAIT_TO_LOAD_VIDEO = 5 |
| _VOLUMES = {'INTERNAL_SPEAKER': 100, |
| 'HEADPHONE': 80, |
| 'LINEOUT': 80, |
| 'HDMI': 60, |
| 'USB': 40,} |
| |
| def check_default_nodes(self): |
| """Checks default audio nodes for devices with onboard audio support.""" |
| if audio_test_utils.has_internal_microphone(self.host): |
| audio_test_utils.check_audio_nodes(self.facade, |
| (None, ['INTERNAL_MIC'])) |
| if audio_test_utils.has_internal_speaker(self.host): |
| audio_test_utils.check_audio_nodes(self.facade, |
| (['INTERNAL_SPEAKER'], None)) |
| |
| |
| def set_active_volume_to_node_volume(self, node): |
| """Sets Chrome volume to the specified volume of node. |
| |
| @param node: One of node type in self._VOLUMES. |
| |
| """ |
| self.facade.set_chrome_active_volume(self._VOLUMES[node]) |
| |
| |
| def check_active_node_volume(self, node): |
| """Checks the active node type and checks if its volume is as expected. |
| |
| @param node: The expected node. |
| |
| @raises: TestFail if node volume is not as expected. |
| |
| """ |
| # Checks the node type is the active node type. |
| audio_test_utils.check_audio_nodes(self.facade, ([node], None)) |
| # Checks if active volume is the node volume. |
| volume, mute = self.facade.get_chrome_active_volume_mute() |
| expected_volume = self._VOLUMES[node] |
| if volume != expected_volume: |
| raise error.TestFail( |
| 'Node %s volume %d != %d' % (node, volume, expected_volume)) |
| |
| |
| def switch_nodes_and_check_volume(self, nodes): |
| """Switches between nodes and check the node volumes. |
| |
| @param nodes: A list of node types to check. |
| |
| """ |
| if len(nodes) == 1: |
| self.check_active_node_volume(nodes[0]) |
| for node in nodes: |
| # Switch nodes and check their volume. |
| self.facade.set_chrome_active_node_type(node, None) |
| self.check_active_node_volume(node) |
| |
| |
| def run_once(self, jack_node=False, hdmi_node=False, |
| usb_node=False, play_audio=False): |
| """Runs AudioNodeSwitch test.""" |
| self.display_facade = self.factory.create_display_facade() |
| |
| self.check_default_nodes() |
| nodes = [] |
| if audio_test_utils.has_internal_speaker(self.host): |
| self.set_active_volume_to_node_volume('INTERNAL_SPEAKER') |
| nodes.append('INTERNAL_SPEAKER') |
| self.switch_nodes_and_check_volume(nodes) |
| |
| if play_audio: |
| self.browser_facade = self.factory.create_browser_facade() |
| self.browser_facade.new_tab(URL) |
| time.sleep(self._WAIT_TO_LOAD_VIDEO) |
| if hdmi_node: |
| edid_path = os.path.join(self.bindir, |
| 'test_data/edids/HDMI_DELL_U2410.txt') |
| finder = chameleon_port_finder.ChameleonVideoInputFinder( |
| self.host.chameleon, self.display_facade) |
| hdmi_port = finder.find_port('HDMI') |
| hdmi_port.apply_edid(edid_lib.Edid.from_file(edid_path)) |
| time.sleep(self._APPLY_EDID_DELAY) |
| hdmi_port.set_plug(True) |
| time.sleep(self._PLUG_DELAY * 2) |
| |
| audio_test_utils.check_audio_nodes(self.facade, |
| (['HDMI'], None)) |
| if play_audio: |
| self.facade.check_audio_stream_at_selected_device() |
| self.set_active_volume_to_node_volume('HDMI') |
| nodes.append('HDMI') |
| self.switch_nodes_and_check_volume(nodes) |
| |
| if jack_node: |
| jack_plugger = self.host.chameleon.get_audio_board( |
| ).get_jack_plugger() |
| jack_plugger.plug() |
| time.sleep(self._PLUG_DELAY) |
| audio_test_utils.dump_cros_audio_logs(self.host, self.facade, |
| self.resultsdir) |
| |
| # Checks whether line-out or headphone is detected. |
| hp_jack_node_type = audio_test_utils.check_hp_or_lineout_plugged( |
| self.facade) |
| |
| audio_test_utils.check_audio_nodes(self.facade, |
| (None, ['MIC'])) |
| |
| self.set_active_volume_to_node_volume(hp_jack_node_type) |
| |
| nodes.append(hp_jack_node_type) |
| self.switch_nodes_and_check_volume(nodes) |
| |
| if usb_node: |
| source = self.widget_factory.create_widget( |
| chameleon_audio_ids.CrosIds.USBOUT) |
| recorder = self.widget_factory.create_widget( |
| chameleon_audio_ids.ChameleonIds.USBIN) |
| binder = self.widget_factory.create_binder(source, recorder) |
| |
| with chameleon_audio_helper.bind_widgets(binder): |
| time.sleep(self._PLUG_DELAY) |
| audio_test_utils.check_audio_nodes(self.facade, |
| (['USB'], ['USB'])) |
| self.set_active_volume_to_node_volume('USB') |
| nodes.append('USB') |
| self.switch_nodes_and_check_volume(nodes) |
| time.sleep(self._PLUG_DELAY) |
| nodes.remove('USB') |
| self.switch_nodes_and_check_volume(nodes) |
| |
| if jack_node: |
| if usb_node: |
| audio_test_utils.check_audio_nodes( |
| self.facade, ([hp_jack_node_type], ['MIC'])) |
| jack_plugger.unplug() |
| time.sleep(self._PLUG_DELAY) |
| nodes.remove(hp_jack_node_type) |
| self.switch_nodes_and_check_volume(nodes) |
| |
| if hdmi_node: |
| if usb_node or jack_node : |
| audio_test_utils.check_audio_nodes(self.facade, |
| (['HDMI'], None)) |
| hdmi_port.set_plug(False) |
| time.sleep(self._PLUG_DELAY) |
| nodes.remove('HDMI') |
| self.switch_nodes_and_check_volume(nodes) |
| |
| self.check_default_nodes() |
