62 lines
2.0 KiB
Python
62 lines
2.0 KiB
Python
#
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# Copyright (C) 2017 The Android Open Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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import adb_handler
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class AndroidTestDevice(object):
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"""Class representing an android device.
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Each instance represents a different device connected to adb.
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"""
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def __init__(self, serial=None, stream=None):
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# TODO: Implement and flesh out the device interface
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self.serial = serial
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self._logging = stream
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self.adb = adb_handler.AdbHandler(serial)
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def executeShellCommand(self, cmd):
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"""Convenience method to call the adb wrapper to execute a shell command.
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Args:
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cmd: The command to be executed in 'adb shell'
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Returns:
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The stdout of the command if succeed. Or raise AdbError if failed.
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"""
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return self.adb.exec_shell_command(cmd)
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def getProp(self, name):
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if not name:
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raise DeviceCommandError('getProp', 'Name of property cannot be None')
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out = self.executeShellCommand('getprop %s' % name)
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return out.strip()
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def _printHostLog(self, message):
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self._logging.write('%s \n' % message)
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class DeviceCommandError(Exception):
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""" Exception raised when an error is encountered while running a command.
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"""
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def __init__(self, cmd, message):
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self.cmd = cmd
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self.message = message
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def __str__(self):
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return ('Error executing device cmd "%s". message: "%s"'
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) % (self.cmd, self.message)
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