def test_read_profile(jsonfile):
classes = globals()
XObject.set_classes(classes)
parser = ProfileParser()
parser.read_profile(jsonfile)
boards = Profile.get_boards()
boards[power_profile['id']] = power_profile
assert len(Profile.get_extendio()) == 1
assert len(Profile.get_busswitch()) == 9
assert len(Profile.get_eeprom()) == 8
assert len(Profile.get_boards()) == 5
assert len(Profile.get_buses()) == 8
assert len(Profile.get_chips()) == 12
def select_channel(channel_name):
""" select which channel to operate
Args:
channel_name: which channel will be select, check it in profile. for example:'back-light
Returns:
object: return switch object.
Raises:
KeyError: If the key is invalid.
ValueError: If the parameter is invalid
"""
busswitch = Profile.get_busswitch()
chipname = busswitch[channel_name]['chip']
channel = busswitch[channel_name]['channel']
switcher = XObject.get_chip_object(chipname)
if switcher.select_channel(channel) is False:
logger.warning("select %s channel %s fail" % (chipname, channel_name))
return switcher