def run_once(self):
"""
Open browser, and affect brightness using up and down functions.
@raises: error.TestFail if brightness keys (F6/F7) did not work.
"""
# Check for internal_display
if not graphics_utils.has_internal_display():
raise error.TestNAError('Test can not proceed on '
'devices without internal display.')
with chrome.Chrome():
self.test_brightness_up()
self.test_brightness_down()
def run_once(self):
"""
Open browser, and affect brightness using up and down functions.
@raises: error.TestFail if brightness keys (F6/F7) did not work.
"""
# Check for internal_display
if not graphics_utils.has_internal_display():
raise error.TestNAError('Test can not proceed on '
'devices without internal display.')
with chrome.Chrome():
logging.info("Increasing the initial brightness to max without "
"verifying brightness.")
# Not using command to set max brightness because
# the brightness button stays at the current level
# only irrespective of the command
self.test_brightness_up(verify_brightness=False)
# Actual test starts from here.
self.test_brightness_down(verify_brightness=True)
self.test_brightness_up(verify_brightness=True)
def generate_labels(self, host):
from autotest_lib.client.cros.graphics import graphics_utils
from autotest_lib.client.common_lib import utils as common_utils
def __system_output(cmd):
return host.run(cmd).stdout
def __read_file(remote_path):
return host.run('cat %s' % remote_path).stdout
# Hijack the necessary client functions so that we can take advantage
# of the client lib here.
# FIXME: find a less hacky way than this
original_system_output = utils.system_output
original_read_file = common_utils.read_file
utils.system_output = __system_output
common_utils.read_file = __read_file
try:
return ([self._NAME]
if graphics_utils.has_internal_display() else [])
finally:
utils.system_output = original_system_output
common_utils.read_file = original_read_file