105 lines
4 KiB
Python
Executable file
105 lines
4 KiB
Python
Executable file
#!/usr/bin/python
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#
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# Copyright 2015 The Chromium OS Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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"""Tests for the drone task queue."""
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import cPickle
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import logging
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import Queue
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import unittest
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import common
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from autotest_lib.client.common_lib import utils
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from autotest_lib.client.common_lib.test_utils import mock
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from autotest_lib.scheduler import drone_task_queue
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from autotest_lib.scheduler import drones
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from autotest_lib.server.hosts import ssh_host
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class DroneTaskQueueTest(unittest.TestCase):
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"""Drone task queue tests."""
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def create_remote_drone(self, hostname):
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"""Create and initialize a Remote Drone.
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@param hostname: The name of the host for the remote drone.
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@return: A remote drone instance.
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"""
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drones.drone_utility.create_host.expect_call(hostname).and_return(
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self._mock_host)
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self._mock_host.is_up.expect_call().and_return(True)
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return drones._RemoteDrone(hostname, timestamp_remote_calls=False)
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def setUp(self):
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self.god = mock.mock_god()
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self._mock_host = self.god.create_mock_class(ssh_host.SSHHost,
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'mock SSHHost')
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self.god.stub_function(drones.drone_utility, 'create_host')
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self.drone_utility_path = 'mock-drone-utility-path'
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self.mock_return = {'results': ['mock results'],
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'warnings': []}
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self.god.stub_with(drones._RemoteDrone, '_drone_utility_path',
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self.drone_utility_path)
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def tearDown(self):
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self.god.unstub_all()
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def test_execute(self):
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"""Test execute method."""
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drone1 = self.create_remote_drone('fakehostname1')
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drone2 = self.create_remote_drone('fakehostname2')
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drone3 = self.create_remote_drone('fakehostname3')
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# Check task queue exception conditions.
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task_queue = drone_task_queue.DroneTaskQueue()
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task_queue.results[drone1] = None
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self.assertRaises(drone_task_queue.DroneTaskQueueException,
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task_queue.execute, [])
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task_queue.results.clear()
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# Queue 2 calls against each drone, and confirm that the host's
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# run method is called 3 times. Then compare results returned by
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# the task queue against the mock results.
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drones = [drone1, drone2, drone3]
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for drone in drones:
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drone.queue_call('foo')
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drone.queue_call('bar')
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mock_result = utils.CmdResult(
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stdout=cPickle.dumps(self.mock_return))
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self._mock_host.run.expect_call(
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'python %s' % self.drone_utility_path,
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stdin=cPickle.dumps(drone.get_calls()), stdout_tee=None,
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connect_timeout=mock.is_instance_comparator(int)
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).and_return(mock_result)
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task_queue.execute(drones, wait=False)
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self.assertTrue(set(task_queue.results.keys()) == set(drones))
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results = task_queue.get_results()
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self.assertTrue(len(task_queue.results) == 0)
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for drone, result in results.iteritems():
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self.assertTrue(result == self.mock_return['results'])
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# Test execute and get_results
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drone1.queue_call('foo')
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mock_result = utils.CmdResult(stdout=cPickle.dumps(self.mock_return))
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self._mock_host.run.expect_call(
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'python %s' % self.drone_utility_path,
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stdin=cPickle.dumps(drone1.get_calls()), stdout_tee=None,
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connect_timeout=mock.is_instance_comparator(int)).and_return(
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mock_result)
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self.assertTrue(task_queue.execute(drones, wait=True)[drone1] ==
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self.mock_return['results'])
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self.assertTrue(len(task_queue.results) == 0)
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self.assertTrue(len(task_queue.get_results()) == 0)
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self.god.check_playback()
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if __name__ == '__main__':
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unittest.main()
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