def IsBattOrConnected(test_platform,
android_device=None,
android_device_map=None,
android_device_file=None):
"""Returns True if BattOr is detected."""
if test_platform == 'android':
if not android_device:
raise ValueError(
'Must pass android device serial when determining '
'support on android platform')
if not android_device_map:
device_tree = find_usb_devices.GetBusNumberToDeviceTreeMap()
if len(battor_device_mapping.GetBattorList(device_tree)) == 1:
return True
if android_device_file:
android_device_map = battor_device_mapping.ReadSerialMapFile(
android_device_file)
else:
try:
android_device_map = battor_device_mapping.GenerateSerialMap(
)
except battor_error.BattorError:
return False
# If neither if statement above is triggered, it means that an
# android_device_map was passed in and will be used.
return str(android_device) in android_device_map
elif test_platform == 'win':
for (_1, desc, _2) in serial.tools.list_ports.comports():
if 'USB Serial Port' in desc:
return True
logging.info('No usb serial port discovered. Available ones are: %s' %
list(serial.tools.list_ports.comports()))
return False
elif test_platform == 'mac':
for (_1, desc, _2) in serial.tools.list_ports.comports():
if 'BattOr' in desc:
return True
return False
elif test_platform == 'linux':
device_tree = find_usb_devices.GetBusNumberToDeviceTreeMap(fast=True)
return bool(battor_device_mapping.GetBattorList(device_tree))
return False
def _GetBattorPath(self,
target_platform,
android_device=None,
battor_path=None,
battor_map_file=None,
battor_map=None):
"""Determines most likely path to the correct BattOr."""
if target_platform not in self._SUPPORTED_PLATFORMS:
raise battor_error.BattorError('%s is an unsupported platform.' %
target_platform)
if target_platform in ['win']:
# Right now, the BattOr agent binary isn't able to automatically detect
# the BattOr port on Windows. To get around this, we know that the BattOr
# shows up with a name of 'USB Serial Port', so use the COM port that
# corresponds to a device with that name.
for (port, desc, _) in serial.tools.list_ports.comports():
if 'USB Serial Port' in desc:
return port
raise battor_error.BattorError(
'Could not find BattOr attached to machine.')
if target_platform in ['mac']:
for (port, desc, _) in serial.tools.list_ports.comports():
if 'BattOr' in desc:
return port
if target_platform in ['android', 'linux']:
device_tree = find_usb_devices.GetBusNumberToDeviceTreeMap(
fast=True)
if battor_path:
if not isinstance(battor_path, basestring):
raise battor_error.BattorError(
'An invalid BattOr path was specified.')
return battor_path
if target_platform == 'android':
if not android_device:
raise battor_error.BattorError(
'Must specify device for Android platform.')
if not battor_map_file and not battor_map:
# No map was passed, so must create one.
battor_map = battor_device_mapping.GenerateSerialMap()
return battor_device_mapping.GetBattorPathFromPhoneSerial(
str(android_device),
serial_map_file=battor_map_file,
serial_map=battor_map)
# Not Android and no explicitly passed BattOr.
battors = battor_device_mapping.GetBattorList(device_tree)
if len(battors) != 1:
raise battor_error.BattorError(
'For non-Android platforms, exactly one BattOr must be '
'attached unless address is explicitly given.')
return '/dev/%s' % battors.pop()
raise NotImplementedError(
'BattOr Wrapper not implemented for given platform')
def setUp(self):
test_platform = platform.system()
self._battor_list = None
if 'Win' in test_platform:
self._platform = 'win'
elif 'Linux' in test_platform:
self._platform = 'linux'
device_tree = find_usb_devices.GetBusNumberToDeviceTreeMap()
self._battor_list = battor_device_mapping.GetBattorList(device_tree)
elif 'Darwin' in test_platform:
self._platform = 'mac'
def _GetBattorPath(self,
target_platform,
android_device=None,
battor_path=None,
battor_map_file=None,
battor_map=None):
"""Determines most likely path to the correct BattOr."""
if target_platform not in self._SUPPORTED_PLATFORMS:
raise battor_error.BattorError('%s is an unsupported platform.' %
target_platform)
if target_platform in ['win']:
# TODO: We need a way to automatically detect correct port.
# crbug.com/60397
return 'COM3'
device_tree = find_usb_devices.GetBusNumberToDeviceTreeMap(fast=True)
if battor_path:
if not isinstance(battor_path, basestring):
raise battor_error.BattorError(
'An invalid BattOr path was specified.')
return battor_path
if target_platform == 'android':
if not android_device:
raise battor_error.BattorError(
'Must specify device for Android platform.')
if not battor_map_file and not battor_map:
# No map was passed, so must create one.
battor_map = battor_device_mapping.GenerateSerialMap()
return battor_device_mapping.GetBattorPathFromPhoneSerial(
android_device,
serial_map_file=battor_map_file,
serial_map=battor_map)
# Not Android and no explicitly passed BattOr.
battors = battor_device_mapping.GetBattorList(device_tree)
if len(battors) != 1:
raise battor_error.BattorError(
'For non-Android platforms, exactly one BattOr must be '
'attached unless address is explicitly given.')
return '/dev/%s' % battors.pop()
def testGetBattors(self):
bd = find_usb_devices.GetBusNumberToDeviceTreeMap()
self.assertEquals(
battor_device_mapping.GetBattorList(bd),
['ttyUSB0', 'ttyUSB1', 'ttyUSB2', 'ttyUSB3', 'ttyUSB4'])
