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# Copyright 2014-2015 ARM Limited
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# pylint: disable=E1101
import time
from wlauto import Workload, Parameter
from wlauto.exceptions import WorkloadError, ConfigError
class IdleWorkload(Workload):
name = 'idle'
description = """
Do nothing for the specified duration.
On android devices, this may optionally stop the Android run time, if
``stop_android`` is set to ``True``.
.. note:: This workload requires the device to be rooted.
"""
parameters = [
Parameter('duration', kind=int, default=20,
description='Specifies the duration, in seconds, of this workload.'),
Parameter('stop_android', kind=bool, default=False,
description='Specifies whether the Android run time should be stopped. '
'(Can be set only for Android devices).'),
]
def setup(self, context):
if self.stop_android:
if not self.device.platform == 'android':
raise ConfigError('stop_android can only be set for Android devices')
if not self.device.is_rooted:
raise WorkloadError('Idle workload requires the device to be rooted in order to stop Android.')
def run(self, context):
self.logger.debug('idling...')
if self.stop_android:
timeout = self.duration + 10
self.device.execute('stop && sleep {} && start'.format(self.duration),
timeout=timeout, as_root=True)
else:
time.sleep(self.duration)
def teardown(self, context):
if self.stop_android:
self.logger.debug('Waiting for Android restart to complete...')
# Wait for the boot animation to start and then to finish.
while self.device.execute('getprop init.svc.bootanim').strip() == 'stopped':
time.sleep(0.2)
while self.device.execute('getprop init.svc.bootanim').strip() == 'running':
time.sleep(1)
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