| # -*- coding: utf-8 -*- |
| # Copyright 2019 The Chromium OS Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| """Unit tests for the auto_updater_tranfer module. |
| |
| The main parts of unittest include: |
| 1. test transfer methods in LocalTransfer. |
| 5. test retrials in LocalTransfer. |
| """ |
| |
| from __future__ import absolute_import |
| from __future__ import division |
| from __future__ import print_function |
| |
| import os |
| |
| import mock |
| |
| from chromite.lib import auto_updater_transfer |
| from chromite.lib import cros_build_lib |
| from chromite.lib import cros_test_lib |
| from chromite.lib import partial_mock |
| from chromite.lib import path_util |
| from chromite.lib import remote_access |
| from chromite.lib import retry_util |
| |
| |
| # pylint: disable=protected-access |
| |
| |
| def CreateLocalTransferInstance(device, **kwargs): |
| """Create auto_updater_transfer.LocalTransfer instance. |
| |
| Args: |
| device: a remote_access.ChromiumOSDeviceHandler object. |
| kwargs: contains parameter name and value pairs for any argument accepted |
| by auto_updater_transfer.LocalTransfer. The values provided through |
| kwargs will supersede the defaults set within this function. |
| |
| Returns: |
| An instance of auto_updater_transfer.LocalTransfer. |
| """ |
| default_args = {'payload_dir': '', 'device_payload_dir': '', 'tempdir': '', |
| 'payload_name': '', 'cmd_kwargs': {}, |
| 'device_restore_dir': ''} |
| default_args.update(kwargs) |
| return auto_updater_transfer.LocalTransfer(device=device, **default_args) |
| |
| def CreateLabTransferInstance(device, **kwargs): |
| """Create auto_updater_transfer.LabTransfer instance. |
| |
| Args: |
| device: a remote_access.ChromiumOSDeviceHandler object. |
| kwargs: contains parameter name and value pairs for any argument accepted |
| by auto_updater_transfer.LocalTransfer. The values provided through |
| kwargs will supersede the defaults set within this function. |
| |
| Returns: |
| An instance of auto_updater_transfer.LabTransfer. |
| """ |
| default_args = {'payload_dir': '', 'device_payload_dir': '', |
| 'payload_name': '', 'cmd_kwargs': {}, |
| 'device_restore_dir': '', 'tempdir': '', |
| 'staging_server': 'http://0.0.0.0:8000'} |
| default_args.update(kwargs) |
| return auto_updater_transfer.LabTransfer(device=device, **default_args) |
| |
| |
| class CrOSLocalTransferPrivateMock(partial_mock.PartialCmdMock): |
| """Mock out all transfer functions in auto_updater_transfer.LocalTransfer.""" |
| TARGET = 'chromite.lib.auto_updater_transfer.LocalTransfer' |
| ATTRS = ('_TransferStatefulUpdate', '_TransferRootfsUpdate', |
| '_TransferUpdateUtilsPackage', '_GetStatefulUpdateScript', |
| '_EnsureDeviceDirectory') |
| |
| def __init__(self): |
| partial_mock.PartialCmdMock.__init__(self) |
| |
| def _TransferStatefulUpdate(self, _inst, *_args, **_kwargs): |
| """Mock auto_updater_transfer.LocalTransfer._TransferStatefulUpdate.""" |
| |
| def _TransferRootfsUpdate(self, _inst, *_args, **_kwargs): |
| """Mock auto_updater_transfer.LocalTransfer._TransferRootfsUpdate.""" |
| |
| def _TransferUpdateUtilsPackage(self, _inst, *_args, **_kwargs): |
| """Mock auto_updater_transfer.LocalTransfer._TransferUpdateUtilsPackage.""" |
| |
| def _GetStatefulUpdateScript(self, _inst, *_args, **_kwargs): |
| """Mock auto_updater_transfer.LocalTransfer._GetStatefulUpdateScript.""" |
| return True, '' |
| |
| def _EnsureDeviceDirectory(self, _inst, *_args, **_kwargs): |
| """Mock auto_updater_transfer.LocalTransfer._EnsureDeviceDirectory.""" |
| |
| |
| class CrosTransferBaseClassTest(cros_test_lib.MockTestCase): |
| """Test whether Transfer's public transfer functions are retried correctly.""" |
| |
| def testErrorTriggerRetryTransferUpdateUtils(self): |
| """Test if Transfer._TransferUpdateUtilsPackage() is retried properly.""" |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LocalTransfer = CreateLocalTransferInstance(device) |
| self.PatchObject(auto_updater_transfer, '_DELAY_SEC_FOR_RETRY', 1) |
| _MAX_RETRY = self.PatchObject(auto_updater_transfer, '_MAX_RETRY', 1) |
| transfer_update_utils = self.PatchObject( |
| auto_updater_transfer.LocalTransfer, |
| '_TransferUpdateUtilsPackage', |
| side_effect=cros_build_lib.RunCommandError('fail')) |
| self.assertRaises(cros_build_lib.RunCommandError, |
| CrOS_LocalTransfer.TransferUpdateUtilsPackage) |
| self.assertEqual(transfer_update_utils.call_count, _MAX_RETRY + 1) |
| |
| def testErrorTriggerRetryTransferStateful(self): |
| """Test if Transfer._TransferStatefulUpdate() is retried properly.""" |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LocalTransfer = CreateLocalTransferInstance(device) |
| self.PatchObject(auto_updater_transfer, '_DELAY_SEC_FOR_RETRY', 1) |
| _MAX_RETRY = self.PatchObject(auto_updater_transfer, '_MAX_RETRY', 2) |
| transfer_stateful = self.PatchObject( |
| auto_updater_transfer.LocalTransfer, |
| '_TransferStatefulUpdate', |
| side_effect=cros_build_lib.RunCommandError('fail')) |
| self.assertRaises(cros_build_lib.RunCommandError, |
| CrOS_LocalTransfer.TransferStatefulUpdate) |
| self.assertEqual(transfer_stateful.call_count, _MAX_RETRY + 1) |
| |
| def testErrorTriggerRetryTransferRootfs(self): |
| """Test if Transfer._TransferRootfsUpdate() is retried properly.""" |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LocalTransfer = CreateLocalTransferInstance(device) |
| self.PatchObject(auto_updater_transfer, '_DELAY_SEC_FOR_RETRY', 1) |
| _MAX_RETRY = self.PatchObject(auto_updater_transfer, '_MAX_RETRY', 3) |
| transfer_rootfs = self.PatchObject( |
| auto_updater_transfer.LocalTransfer, |
| '_TransferRootfsUpdate', |
| side_effect=cros_build_lib.RunCommandError('fail')) |
| self.assertRaises(cros_build_lib.RunCommandError, |
| CrOS_LocalTransfer.TransferRootfsUpdate) |
| self.assertEqual(transfer_rootfs.call_count, _MAX_RETRY + 1) |
| |
| |
| class CrosLocalTransferTest(cros_test_lib.MockTempDirTestCase): |
| """Test whether LocalTransfer's transfer functions are retried.""" |
| |
| def setUp(self): |
| """Mock remote_access.RemoteDevice's functions for update.""" |
| self.PatchObject(remote_access.RemoteDevice, 'work_dir', '/test/work/dir') |
| self.PatchObject(remote_access.RemoteDevice, 'CopyToWorkDir') |
| self.PatchObject(remote_access.RemoteDevice, 'CopyToDevice') |
| |
| def testTransferStatefulUpdateNeedsTransfer(self): |
| """Test transfer functions for stateful update. |
| |
| Test whether auto_updater_transfer.LocalTransfer._GetStatefulUpdateScript() |
| and auto_updater_transfer.LocalTransfer._EnsureDeviceDirectory() are being |
| called correctly. Test the value if the instance variable |
| auto_updater_transfer.LocalTransfer._stateful_update_bin is set correctly |
| when auto_updater_transfer.LocalTransfer._original_payload_dir is set to |
| None. |
| """ |
| self.PatchObject(auto_updater_transfer.LocalTransfer, |
| '_GetStatefulUpdateScript', |
| return_value=[False, 'test_stateful_update_bin']) |
| self.PatchObject(auto_updater_transfer.LocalTransfer, |
| '_EnsureDeviceDirectory') |
| self.PatchObject(auto_updater_transfer, 'STATEFUL_FILENAME', |
| 'test_stateful.tgz') |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LocalTransfer = CreateLocalTransferInstance(device) |
| CrOS_LocalTransfer._TransferStatefulUpdate() |
| self.assertTrue( |
| auto_updater_transfer.LocalTransfer._GetStatefulUpdateScript.called) |
| self.assertEqual( |
| CrOS_LocalTransfer._stateful_update_bin, 'test_stateful_update_bin') |
| self.assertFalse( |
| auto_updater_transfer.LocalTransfer._EnsureDeviceDirectory.called) |
| |
| def testTransferStatefulUpdateNoNeedsTransfer(self): |
| """Test transfer functions for stateful update. |
| |
| Test whether auto_updater_transfer.LocalTransfer._GetStatefulUpdateScript() |
| and auto_updater_transfer.LocalTransfer._EnsureDeviceDirectory() are being |
| called correctly. Test the value if the instance variable |
| auto_updater_transfer.LocalTransfer._stateful_update_bin is set correctly |
| when auto_updater_transfer.LocalTransfer._original_payload_dir is set to |
| 'test_dir'. |
| """ |
| self.PatchObject(auto_updater_transfer.LocalTransfer, |
| '_GetStatefulUpdateScript', |
| return_value=[True, 'test_stateful_update_bin']) |
| self.PatchObject(auto_updater_transfer.LocalTransfer, |
| '_EnsureDeviceDirectory') |
| self.PatchObject(auto_updater_transfer, 'STATEFUL_FILENAME', |
| 'test_stateful.tgz') |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LocalTransfer = CreateLocalTransferInstance( |
| device, original_payload_dir='test_dir') |
| CrOS_LocalTransfer._TransferStatefulUpdate() |
| self.assertTrue( |
| auto_updater_transfer.LocalTransfer._GetStatefulUpdateScript.called) |
| self.assertEqual(CrOS_LocalTransfer._stateful_update_bin, |
| os.path.join(device.work_dir, 'stateful_update')) |
| self.assertTrue( |
| auto_updater_transfer.LocalTransfer._EnsureDeviceDirectory.called) |
| |
| def testLocalTransferCheckPayloadsError(self): |
| """Test auto_updater_transfer.CheckPayloads with raising exception. |
| |
| auto_updater_transfer.ChromiumOSTransferError is raised if it does not find |
| payloads in its path. |
| """ |
| self.PatchObject(os.path, 'exists', return_value=False) |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LocalTransfer = CreateLocalTransferInstance( |
| device, payload_name='does_not_exist') |
| self.assertRaises( |
| auto_updater_transfer.ChromiumOSTransferError, |
| CrOS_LocalTransfer.CheckPayloads) |
| |
| def testLocalTransferCheckPayloads(self): |
| """Test auto_updater_transfer.CheckPayloads without raising exception. |
| |
| Test will fail if ChromiumOSTransferError is raised when payload exists. |
| """ |
| self.PatchObject(os.path, 'exists', return_value=True) |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LocalTransfer = CreateLocalTransferInstance(device, |
| payload_name='exists') |
| CrOS_LocalTransfer.CheckPayloads() |
| |
| def testGetStatefulUpdateScriptLocalChroot(self): |
| """Test auto_updater_transfer.LocalTransfer._GetStatefulUpdateScript(). |
| |
| Test if method returns correct responses when os.path.exists() is set to |
| return True for the path returned by the path_util.FromChrootPath() call. |
| """ |
| self.PatchObject(path_util, 'FromChrootPath', return_value='test_path') |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LocalTransfer = CreateLocalTransferInstance(device) |
| with self.PatchObject(os.path, 'exists', side_effect=[True]): |
| self.assertTrue(CrOS_LocalTransfer._GetStatefulUpdateScript(), |
| (True, 'test_path')) |
| |
| def testGetStatefulUpdateScriptLocalStatefulUpdateFile(self): |
| """Test auto_updater_transfer.LocalTransfer._GetStatefulUpdateScript(). |
| |
| Test if method returns correct responses when os.path.exists() is set to |
| return True for the path returned by the os.path.join() call that joins |
| _dev_dir and LOCAL_STATEFUL_UPDATE_FILENAME. |
| """ |
| self.PatchObject(path_util, 'FromChrootPath', return_value='test_path') |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LocalTransfer = CreateLocalTransferInstance(device) |
| with self.PatchObject(os.path, 'exists', side_effect=[False, True]): |
| self.assertEqual(CrOS_LocalTransfer._GetStatefulUpdateScript(), |
| (True, 'stateful_update')) |
| |
| def testGetStatefulUpdateScriptRemoteStatefulUpdatePath(self): |
| """Test auto_updater_transfer.LocalTransfer._GetStatefulUpdateScript(). |
| |
| Test if method returns correct responses when os.path.exists() is set to |
| return False for all its calls and _GetStatefulUpdateScript() is made to |
| rely on default return values. |
| """ |
| self.PatchObject(path_util, 'FromChrootPath', return_value='test_path') |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LocalTransfer = CreateLocalTransferInstance(device) |
| with self.PatchObject(os.path, 'exists', side_effect=[False, False]): |
| self.assertEqual(CrOS_LocalTransfer._GetStatefulUpdateScript(), |
| (False, '/usr/local/bin/stateful_update')) |
| |
| def testGetPayloadPropsLocal(self): |
| """Tests LocalTransfer.GetPayloadProps(). |
| |
| Tests LocalTransfer.GetPayloadProps() when payload_name is in the |
| format payloads/chromeos_xxxx.0.0_<blah>. |
| """ |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LocalTransfer = CreateLocalTransferInstance( |
| device, payload_dir=self.tempdir, |
| payload_name='payloads/chromeos_12345.100.0_board_stable_' |
| 'full_v4-1a3e3fd5a2005948ce8e605b66c96b2f.bin') |
| self.PatchObject(os.path, 'getsize', return_value=100) |
| expected = {'image_version': '12345.100.0', 'size': 100} |
| self.assertDictEqual(CrOS_LocalTransfer.GetPayloadProps(), |
| expected) |
| |
| def testGetPayloadPropsLocalError(self): |
| """Tests error thrown by LocalTransfer.GetPayloadProps(). |
| |
| Test error thrown when payload_name is not in the expected format of |
| payloads/chromeos_xxxx.0.0_<blah> or called update.gz. |
| """ |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LocalTransfer = CreateLocalTransferInstance( |
| device, payload_dir=self.tempdir, payload_name='wrong_format') |
| self.PatchObject(os.path, 'getsize') |
| self.assertRaises(ValueError, CrOS_LocalTransfer.GetPayloadProps) |
| |
| def testGetPayloadPropsLocalDefaultFilename(self): |
| """Tests LocalTransfer.GetPayloadProps(). |
| |
| Tests LocalTransfer.GetPayloadProps() when payload_name is named |
| update.gz. |
| """ |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LocalTransfer = CreateLocalTransferInstance( |
| device, payload_dir=self.tempdir, payload_name='update.gz') |
| self.PatchObject(os.path, 'getsize', return_value=101) |
| expected = {'image_version': '99999.0.0', 'size': 101} |
| self.assertDictEqual(CrOS_LocalTransfer.GetPayloadProps(), |
| expected) |
| |
| class CrosLabTransferTest(cros_test_lib.MockTempDirTestCase): |
| """Test all methods in auto_updater_transfer.LabTransfer.""" |
| |
| def setUp(self): |
| """Mock remote_access.RemoteDevice/ChromiumOSDevice functions for update.""" |
| self.PatchObject(remote_access.RemoteDevice, 'work_dir', '/test/work/dir') |
| |
| def testTransferUpdateUtilsCurlCalls(self): |
| """Test methods calls of LabTransfer._TransferUpdateUtilsPackage(). |
| |
| Test whether LabTransfer._GetCurlCmdForPayloadDownload() is being called |
| the correct number of times with the correct arguments. |
| """ |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LabTransfer = CreateLabTransferInstance(device) |
| lab_xfer = auto_updater_transfer.LabTransfer |
| expected = [{'payload_dir': os.path.join(device.work_dir, 'src'), |
| 'payload_filename': 'nebraska.py'}] |
| |
| self.PatchObject(lab_xfer, '_EnsureDeviceDirectory') |
| self.PatchObject(lab_xfer, '_GetCurlCmdForPayloadDownload') |
| self.PatchObject(remote_access.ChromiumOSDevice, 'RunCommand') |
| |
| CrOS_LabTransfer._TransferUpdateUtilsPackage() |
| self.assertListEqual( |
| lab_xfer._GetCurlCmdForPayloadDownload.call_args_list, |
| [mock.call(**x) for x in expected]) |
| |
| def testTransferUpdateUtilsRunCmdCalls(self): |
| """Test methods calls of LabTransfer._TransferUpdateUtilsPackage(). |
| |
| Test whether remote_access.ChromiumOSDevice.RunCommand() is being called |
| the correct number of times with the correct arguments. |
| """ |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LabTransfer = CreateLabTransferInstance(device) |
| lab_xfer = auto_updater_transfer.LabTransfer |
| expected = [['curl', '-o', '/test/work/dir/src/nebraska.py', |
| 'http://0.0.0.0:8000/static/nebraska.py']] |
| |
| self.PatchObject(lab_xfer, '_EnsureDeviceDirectory') |
| self.PatchObject(remote_access.ChromiumOSDevice, 'RunCommand') |
| |
| CrOS_LabTransfer._TransferUpdateUtilsPackage() |
| self.assertListEqual( |
| remote_access.ChromiumOSDevice.RunCommand.call_args_list, |
| [mock.call(x) for x in expected]) |
| |
| def testTransferUpdateUtilsEnsureDirCalls(self): |
| """Test methods calls of LabTransfer._TransferUpdateUtilsPackage(). |
| |
| Test whether LabTransfer._EnsureDeviceDirectory() is being called |
| the correct number of times with the correct arguments. |
| """ |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LabTransfer = CreateLabTransferInstance(device) |
| lab_xfer = auto_updater_transfer.LabTransfer |
| expected = [os.path.join(device.work_dir, 'src'), device.work_dir] |
| |
| self.PatchObject(lab_xfer, '_EnsureDeviceDirectory') |
| self.PatchObject(remote_access.ChromiumOSDevice, 'RunCommand') |
| |
| CrOS_LabTransfer._TransferUpdateUtilsPackage() |
| self.assertListEqual(lab_xfer._EnsureDeviceDirectory.call_args_list, |
| [mock.call(x) for x in expected]) |
| |
| def testErrorTransferUpdateUtilsServerError(self): |
| """Test errors thrown by LabTransfer._TransferUpdateUtilsPackage().""" |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LabTransfer = CreateLabTransferInstance( |
| device, staging_server='http://wrong:server') |
| self.PatchObject(auto_updater_transfer.LabTransfer, |
| '_EnsureDeviceDirectory') |
| self.PatchObject(remote_access.ChromiumOSDevice, 'RunCommand', |
| side_effect=cros_build_lib.RunCommandError('fail')) |
| self.assertRaises(cros_build_lib.RunCommandError, |
| CrOS_LabTransfer._TransferUpdateUtilsPackage) |
| |
| def testErrorTransferStatefulServerError(self): |
| """Test errors thrown by LabTransfer._TransferStatefulUpdate().""" |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LabTransfer = CreateLabTransferInstance( |
| device, staging_server='http://wrong:server') |
| self.PatchObject(auto_updater_transfer.LabTransfer, |
| '_EnsureDeviceDirectory') |
| self.PatchObject(remote_access.ChromiumOSDevice, 'RunCommand', |
| side_effect=cros_build_lib.RunCommandError('fail')) |
| self.assertRaises(cros_build_lib.RunCommandError, |
| CrOS_LabTransfer._TransferStatefulUpdate) |
| |
| def testTransferStatefulCurlCmdCalls(self): |
| """Test methods calls of LabTransfer._TransferStatefulUpdate(). |
| |
| Test whether LabTransfer._GetCurlCmdForPayloadDownload() is being called |
| the correct number of times with the correct arguments. |
| """ |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LabTransfer = CreateLabTransferInstance( |
| device, device_payload_dir='/test/device/payload/dir') |
| lab_xfer = auto_updater_transfer.LabTransfer |
| |
| self.PatchObject(auto_updater_transfer, '_STATEFUL_UPDATE_FILENAME', |
| 'test_stateful_update') |
| self.PatchObject(lab_xfer, '_EnsureDeviceDirectory') |
| self.PatchObject(lab_xfer, '_GetCurlCmdForPayloadDownload') |
| self.PatchObject(remote_access.ChromiumOSDevice, 'RunCommand') |
| expected = [ |
| {'payload_dir': CrOS_LabTransfer._device_payload_dir, |
| 'payload_filename': auto_updater_transfer._STATEFUL_UPDATE_FILENAME}, |
| {'payload_dir': device.work_dir, |
| 'payload_filename': 'stateful.tgz', |
| 'build_id': ''}] |
| |
| CrOS_LabTransfer._TransferStatefulUpdate() |
| self.assertListEqual( |
| lab_xfer._GetCurlCmdForPayloadDownload.call_args_list, |
| [mock.call(**x) for x in expected]) |
| |
| def testTransferStatefulRunCmdCalls(self): |
| """Test methods calls of LabTransfer._TransferStatefulUpdate(). |
| |
| Test whether remote_access.ChromiumOSDevice.RunCommand() is being called |
| the correct number of times with the correct arguments. |
| """ |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LabTransfer = CreateLabTransferInstance(device) |
| lab_xfer = auto_updater_transfer.LabTransfer |
| expected = [ |
| ['curl', '-o', 'stateful_update', |
| 'http://0.0.0.0:8000/static/stateful_update'], |
| ['curl', '-o', '/test/work/dir/stateful.tgz', |
| 'http://0.0.0.0:8000/static/stateful.tgz']] |
| |
| self.PatchObject(lab_xfer, '_EnsureDeviceDirectory') |
| self.PatchObject(remote_access.ChromiumOSDevice, 'RunCommand') |
| |
| CrOS_LabTransfer._TransferStatefulUpdate() |
| self.assertListEqual( |
| remote_access.ChromiumOSDevice.RunCommand.call_args_list, |
| [mock.call(x) for x in expected]) |
| |
| def testTransferStatefulEnsureDirCalls(self): |
| """Test methods calls of LabTransfer._TransferStatefulUpdate(). |
| |
| Test whether LabTransfer._EnsureDeviceDirectory() is being called |
| the correct number of times with the correct arguments. |
| """ |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LabTransfer = CreateLabTransferInstance( |
| device, device_payload_dir='/test/device/payload/dir') |
| lab_xfer = auto_updater_transfer.LabTransfer |
| expected = [CrOS_LabTransfer._device_payload_dir] |
| |
| self.PatchObject(lab_xfer, '_EnsureDeviceDirectory') |
| self.PatchObject(remote_access.ChromiumOSDevice, 'RunCommand') |
| |
| CrOS_LabTransfer._TransferStatefulUpdate() |
| self.assertListEqual(lab_xfer._EnsureDeviceDirectory.call_args_list, |
| [mock.call(x) for x in expected]) |
| |
| def testTransferStatefulOriginalPayloadCurlCmdCalls(self): |
| """Test methods calls of LabTransfer._TransferStatefulUpdate(). |
| |
| Test whether LabTransfer._GetCurlCmdForPayloadDownload() is being called |
| the correct number of times with the correct arguments when original |
| payload directory exists. |
| """ |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LabTransfer = CreateLabTransferInstance( |
| device, original_payload_dir='/test/original/payload/dir', |
| device_payload_dir='/test/device/payload/dir', |
| device_restore_dir='/test/device/restore/dir', |
| payload_dir='/test/payload/dir') |
| lab_xfer = auto_updater_transfer.LabTransfer |
| |
| self.PatchObject(auto_updater_transfer, 'STATEFUL_FILENAME', |
| 'test_stateful.tgz') |
| self.PatchObject(auto_updater_transfer, '_STATEFUL_UPDATE_FILENAME', |
| 'test_stateful_update') |
| self.PatchObject(lab_xfer, '_EnsureDeviceDirectory') |
| self.PatchObject(lab_xfer, '_GetCurlCmdForPayloadDownload') |
| self.PatchObject(remote_access.ChromiumOSDevice, 'RunCommand') |
| |
| expected = [ |
| {'payload_dir': CrOS_LabTransfer._device_payload_dir, |
| 'payload_filename': auto_updater_transfer._STATEFUL_UPDATE_FILENAME}, |
| {'payload_dir': CrOS_LabTransfer._device_restore_dir, |
| 'payload_filename': auto_updater_transfer.STATEFUL_FILENAME, |
| 'build_id': CrOS_LabTransfer._original_payload_dir}, |
| {'payload_dir': device.work_dir, |
| 'payload_filename': auto_updater_transfer.STATEFUL_FILENAME, |
| 'build_id': CrOS_LabTransfer._payload_dir}] |
| |
| CrOS_LabTransfer._TransferStatefulUpdate() |
| self.assertListEqual( |
| lab_xfer._GetCurlCmdForPayloadDownload.call_args_list, |
| [mock.call(**x) for x in expected]) |
| |
| def testTransferStatefulOriginalPayloadRunCmdCalls(self): |
| """Test methods calls of LabTransfer._TransferStatefulUpdate(). |
| |
| Test whether remote_access.ChromiumOSDevice.RunCommand() is being called |
| the correct number of times with the correct arguments when original |
| payload directory exists. |
| """ |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LabTransfer = CreateLabTransferInstance( |
| device, original_payload_dir='/test/original/payload/dir') |
| lab_xfer = auto_updater_transfer.LabTransfer |
| expected = [ |
| ['curl', '-o', 'stateful_update', |
| 'http://0.0.0.0:8000/static/stateful_update'], |
| ['curl', '-o', 'stateful.tgz', |
| 'http://0.0.0.0:8000/test/original/payload/dir/stateful.tgz'], |
| ['curl', '-o', '/test/work/dir/stateful.tgz', |
| 'http://0.0.0.0:8000/static/stateful.tgz']] |
| |
| self.PatchObject(lab_xfer, '_EnsureDeviceDirectory') |
| self.PatchObject(remote_access.ChromiumOSDevice, 'RunCommand') |
| |
| CrOS_LabTransfer._TransferStatefulUpdate() |
| self.assertListEqual( |
| remote_access.ChromiumOSDevice.RunCommand.call_args_list, |
| [mock.call(x) for x in expected]) |
| |
| |
| def testTransferStatefulOriginalPayloadEnsureDirCalls(self): |
| """Test methods calls of LabTransfer._TransferStatefulUpdate(). |
| |
| Test whether LabTransfer._EnsureDeviceDirectory() is being called |
| the correct number of times with the correct arguments when original |
| payload directory exists. |
| """ |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LabTransfer = CreateLabTransferInstance( |
| device, original_payload_dir='/test/original/payload/dir', |
| device_payload_dir='/test/device/payload/dir', |
| device_restore_dir='/test/device/restore/dir') |
| lab_xfer = auto_updater_transfer.LabTransfer |
| expected = [CrOS_LabTransfer._device_payload_dir, |
| CrOS_LabTransfer._device_restore_dir] |
| |
| self.PatchObject(lab_xfer, '_EnsureDeviceDirectory') |
| self.PatchObject(remote_access.ChromiumOSDevice, 'RunCommand') |
| |
| CrOS_LabTransfer._TransferStatefulUpdate() |
| self.assertListEqual(lab_xfer._EnsureDeviceDirectory.call_args_list, |
| [mock.call(x) for x in expected]) |
| |
| def testErrorTransferRootfsServerError(self): |
| """Test errors thrown by LabTransfer._TransferRootfsUpdate().""" |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LabTransfer = CreateLabTransferInstance( |
| device, staging_server='http://wrong:server') |
| self.PatchObject(auto_updater_transfer.LabTransfer, |
| '_EnsureDeviceDirectory') |
| self.PatchObject(remote_access.ChromiumOSDevice, 'RunCommand', |
| side_effect=cros_build_lib.RunCommandError('fail')) |
| self.assertRaises(cros_build_lib.RunCommandError, |
| CrOS_LabTransfer._TransferRootfsUpdate) |
| |
| def testTransferRootfsCurlCmdCalls(self): |
| """Test method calls of LabTransfer._TransferRootfsUpdate(). |
| |
| Test whether LabTransfer._GetCurlCmdForPayloadDownload() is being called |
| the correct number of times with the correct arguments. |
| """ |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LabTransfer = CreateLabTransferInstance( |
| device, device_payload_dir='/test/device/payload/dir', |
| payload_dir='test/payload/dir', payload_name='test_update.gz') |
| lab_xfer = auto_updater_transfer.LabTransfer |
| expected = [ |
| {'payload_dir': CrOS_LabTransfer._device_payload_dir, |
| 'payload_filename': CrOS_LabTransfer._payload_name, |
| 'build_id': CrOS_LabTransfer._payload_dir}] |
| |
| self.PatchObject(lab_xfer, '_EnsureDeviceDirectory') |
| self.PatchObject(lab_xfer, '_GetCurlCmdForPayloadDownload') |
| self.PatchObject(remote_access.ChromiumOSDevice, 'RunCommand') |
| self.PatchObject(remote_access.ChromiumOSDevice, 'CopyToWorkDir') |
| |
| CrOS_LabTransfer._TransferRootfsUpdate() |
| |
| self.assertListEqual( |
| lab_xfer._GetCurlCmdForPayloadDownload.call_args_list, |
| [mock.call(**x) for x in expected]) |
| |
| def testTransferRootfsRunCmdCalls(self): |
| """Test method calls of LabTransfer._TransferRootfsUpdate(). |
| |
| Test whether remote_access.ChromiumOSDevice.RunCommand() is being called |
| the correct number of times with the correct arguments. |
| """ |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LabTransfer = CreateLabTransferInstance( |
| device, payload_name='test_update.gz') |
| lab_xfer = auto_updater_transfer.LabTransfer |
| expected = [['curl', '-o', 'test_update.gz', |
| 'http://0.0.0.0:8000/static/test_update.gz']] |
| |
| self.PatchObject(lab_xfer, '_EnsureDeviceDirectory') |
| self.PatchObject(remote_access.ChromiumOSDevice, 'RunCommand') |
| self.PatchObject(remote_access.ChromiumOSDevice, 'CopyToWorkDir') |
| |
| CrOS_LabTransfer._TransferRootfsUpdate() |
| self.assertListEqual( |
| remote_access.ChromiumOSDevice.RunCommand.call_args_list, |
| [mock.call(x) for x in expected]) |
| |
| def testTransferRootfsRunCmdLocalPayloadProps(self): |
| """Test method calls of LabTransfer._TransferRootfsUpdate(). |
| |
| Test whether remote_access.ChromiumOSDevice.RunCommand() is being called |
| the correct number of times with the correct arguments when |
| LabTransfer.LocalPayloadPropsFile is set to a valid local filepath. |
| """ |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LabTransfer = CreateLabTransferInstance( |
| device, payload_name='test_update.gz') |
| |
| self.PatchObject(os.path, 'isfile', return_value=True) |
| CrOS_LabTransfer.LocalPayloadPropsFile = '/existent/test.gz.json' |
| |
| lab_xfer = auto_updater_transfer.LabTransfer |
| expected = [ |
| ['curl', '-o', 'test_update.gz', |
| 'http://0.0.0.0:8000/static/test_update.gz']] |
| |
| self.PatchObject(lab_xfer, '_EnsureDeviceDirectory') |
| self.PatchObject(remote_access.ChromiumOSDevice, 'RunCommand') |
| self.PatchObject(remote_access.ChromiumOSDevice, 'CopyToWorkDir') |
| |
| CrOS_LabTransfer._TransferRootfsUpdate() |
| self.assertListEqual( |
| remote_access.ChromiumOSDevice.RunCommand.call_args_list, |
| [mock.call(x) for x in expected]) |
| |
| def testTransferRootfsEnsureDirCalls(self): |
| """Test method calls of LabTransfer._TransferRootfsUpdate(). |
| |
| Test whether LabTransfer._EnsureDeviceDirectory() is being called |
| the correct number of times with the correct arguments. |
| """ |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LabTransfer = CreateLabTransferInstance( |
| device, device_payload_dir='/test/device/payload/dir') |
| lab_xfer = auto_updater_transfer.LabTransfer |
| expected = [CrOS_LabTransfer._device_payload_dir] |
| |
| self.PatchObject(lab_xfer, '_EnsureDeviceDirectory') |
| self.PatchObject(remote_access.ChromiumOSDevice, 'RunCommand') |
| self.PatchObject(remote_access.ChromiumOSDevice, 'CopyToWorkDir') |
| |
| CrOS_LabTransfer._TransferRootfsUpdate() |
| self.assertListEqual(lab_xfer._EnsureDeviceDirectory.call_args_list, |
| [mock.call(x) for x in expected]) |
| |
| def testTransferRootfsCopyToWorkdirLocalPayloadProps(self): |
| """Test method calls of LabTransfer._TransferRootfsUpdate(). |
| |
| Test whether LabTransfer.device.CopyToWorkDir() is being called |
| the correct number of times with the correct arguments when |
| LabTransfer.LocalPayloadPropsFile is set to a valid local filepath. |
| """ |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LabTransfer = CreateLabTransferInstance(device, |
| cmd_kwargs={'test': 'test'}) |
| |
| CrOS_LabTransfer._local_payload_props_path = '/existent/test.gz.json' |
| |
| lab_xfer = auto_updater_transfer.LabTransfer |
| expected = [{'src': CrOS_LabTransfer._local_payload_props_path, |
| 'dest': CrOS_LabTransfer.PAYLOAD_DIR_NAME, |
| 'mode': CrOS_LabTransfer._payload_mode, |
| 'log_output': True, 'test': 'test'}] |
| |
| self.PatchObject(lab_xfer, '_EnsureDeviceDirectory') |
| self.PatchObject(remote_access.ChromiumOSDevice, 'RunCommand') |
| self.PatchObject(remote_access.ChromiumOSDevice, 'CopyToWorkDir') |
| |
| CrOS_LabTransfer._TransferRootfsUpdate() |
| self.assertListEqual( |
| remote_access.ChromiumOSDevice.CopyToWorkDir.call_args_list, |
| [mock.call(**x) for x in expected]) |
| |
| def testLabTransferGetCurlCmdStandard(self): |
| """Test auto_updater_transfer._GetCurlCmdForPayloadDownload. |
| |
| Tests the typical usage of the _GetCurlCmdForPayloadDownload() method. |
| """ |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LabTransfer = CreateLabTransferInstance(device) |
| expected_cmd = ['curl', '-o', |
| '/tmp/test_payload_dir/payload_filename.ext', |
| 'http://0.0.0.0:8000/static/board-release/12345.0.0/' |
| 'payload_filename.ext'] |
| cmd = CrOS_LabTransfer._GetCurlCmdForPayloadDownload( |
| payload_dir='/tmp/test_payload_dir', |
| payload_filename='payload_filename.ext', |
| build_id='board-release/12345.0.0/') |
| self.assertEqual(cmd, expected_cmd) |
| |
| def testLabTransferGetCurlCmdNoImageName(self): |
| """Test auto_updater_transfer._GetCurlCmdForPayloadDownload. |
| |
| Tests when the payload file is available in the static directory on the |
| staging server. |
| """ |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LabTransfer = CreateLabTransferInstance(device) |
| expected_cmd = ['curl', '-o', |
| '/tmp/test_payload_dir/payload_filename.ext', |
| 'http://0.0.0.0:8000/static/payload_filename.ext'] |
| cmd = CrOS_LabTransfer._GetCurlCmdForPayloadDownload( |
| payload_dir='/tmp/test_payload_dir', |
| payload_filename='payload_filename.ext') |
| self.assertEqual(cmd, expected_cmd) |
| |
| def testCheckPayloadsAllIn(self): |
| """Test auto_updater_transfer.CheckPayloads. |
| |
| Test CheckPayloads() method when transfer_rootfs_update and |
| transfer_stateful_update are both set to True. |
| """ |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LabTransfer = CreateLabTransferInstance( |
| device, payload_name='test_update.gz', |
| payload_dir='board-release/12345.6.7') |
| self.PatchObject(auto_updater_transfer, 'STATEFUL_FILENAME', |
| 'test_stateful.tgz') |
| self.PatchObject(retry_util, 'RunCurl') |
| |
| expected = [ |
| {'curl_args': ['-I', 'http://0.0.0.0:8000/static/board-release/' |
| '12345.6.7/test_update.gz', '--fail'], |
| 'log_output': True}, |
| {'curl_args': ['-I', 'http://0.0.0.0:8000/static/board-release/' |
| '12345.6.7/test_update.gz.json', '--fail'], |
| 'log_output': True}, |
| {'curl_args': ['-I', 'http://0.0.0.0:8000/static/board-release/' |
| '12345.6.7/test_stateful.tgz', '--fail'], |
| 'log_output': True}] |
| |
| CrOS_LabTransfer.CheckPayloads() |
| self.assertListEqual(retry_util.RunCurl.call_args_list, |
| [mock.call(**x) for x in expected]) |
| |
| def testCheckPayloadsNoStatefulTransfer(self): |
| """Test auto_updater_transfer.CheckPayloads. |
| |
| Test CheckPayloads() method when transfer_rootfs_update is True and |
| transfer_stateful_update is set to False. |
| """ |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LabTransfer = CreateLabTransferInstance( |
| device, payload_name='test_update.gz', |
| payload_dir='board-release/12345.6.7', |
| transfer_stateful_update=False) |
| self.PatchObject(retry_util, 'RunCurl') |
| |
| expected = [ |
| {'curl_args': ['-I', 'http://0.0.0.0:8000/static/board-release/' |
| '12345.6.7/test_update.gz', '--fail'], |
| 'log_output': True}, |
| {'curl_args': ['-I', 'http://0.0.0.0:8000/static/board-release/' |
| '12345.6.7/test_update.gz.json', '--fail'], |
| 'log_output': True}] |
| |
| CrOS_LabTransfer.CheckPayloads() |
| self.assertListEqual(retry_util.RunCurl.call_args_list, |
| [mock.call(**x) for x in expected]) |
| |
| def testCheckPayloadsNoRootfsTransfer(self): |
| """Test auto_updater_transfer.CheckPayloads. |
| |
| Test CheckPayloads() method when transfer_rootfs_update is False and |
| transfer_stateful_update is set to True. |
| """ |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LabTransfer = CreateLabTransferInstance( |
| device, payload_dir='board-release/12345.6.7', |
| transfer_rootfs_update=False) |
| self.PatchObject(auto_updater_transfer, 'STATEFUL_FILENAME', |
| 'test_stateful.tgz') |
| self.PatchObject(retry_util, 'RunCurl') |
| |
| expected = [ |
| {'curl_args': ['-I', 'http://0.0.0.0:8000/static/board-release/' |
| '12345.6.7/test_stateful.tgz', '--fail'], |
| 'log_output': True}] |
| |
| CrOS_LabTransfer.CheckPayloads() |
| self.assertListEqual(retry_util.RunCurl.call_args_list, |
| [mock.call(**x) for x in expected]) |
| |
| def testCheckPayloadsDownloadError(self): |
| """Test auto_updater_transfer.CheckPayloads. |
| |
| Test CheckPayloads() for exceptions raised when payloads are not available |
| on the staging server. |
| """ |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LabTransfer = CreateLabTransferInstance(device) |
| |
| self.PatchObject(retry_util, 'RunCurl', |
| side_effect=retry_util.DownloadError()) |
| |
| self.assertRaises(auto_updater_transfer.ChromiumOSTransferError, |
| CrOS_LabTransfer.CheckPayloads) |
| |
| def testLabTransferGetPayloadUrlStandard(self): |
| """Test auto_updater_transfer._GetStagedUrl. |
| |
| Tests the typical usage of the _GetStagedUrl() method. |
| """ |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LabTransfer = CreateLabTransferInstance(device) |
| expected_url = ('http://0.0.0.0:8000/static/board-release/12345.0.0/' |
| 'payload_filename.ext') |
| url = CrOS_LabTransfer._GetStagedUrl( |
| staged_filename='payload_filename.ext', |
| build_id='board-release/12345.0.0/') |
| self.assertEqual(url, expected_url) |
| |
| def testLabTransferGetPayloadUrlNoImageName(self): |
| """Test auto_updater_transfer._GetStagedUrl. |
| |
| Tests when the build_id parameter is defaulted to None. |
| """ |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LabTransfer = CreateLabTransferInstance(device) |
| expected_url = 'http://0.0.0.0:8000/static/payload_filename.ext' |
| url = CrOS_LabTransfer._GetStagedUrl( |
| staged_filename='payload_filename.ext') |
| self.assertEqual(url, expected_url) |
| |
| def testGetPayloadPropsFile(self): |
| """Test LabTransfer.GetPayloadPropsFile().""" |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LabTransfer = CreateLabTransferInstance( |
| device, tempdir=self.tempdir, payload_name='test_update.gz') |
| self.PatchObject(retry_util, 'RunCurl') |
| self.PatchObject(os.path, 'isfile', return_value=True) |
| CrOS_LabTransfer.GetPayloadPropsFile() |
| self.assertEqual(CrOS_LabTransfer._local_payload_props_path, |
| os.path.join(self.tempdir, 'test_update.gz.json')) |
| |
| def testGetPayloadPropsFileError(self): |
| """Test LabTransfer.GetPayloadPropsFile(). |
| |
| Test when the GetPayloadPropsFile() method throws an error. |
| """ |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LabTransfer = CreateLabTransferInstance( |
| device, tempdir=self.tempdir, payload_name='test_update.gz') |
| self.PatchObject(retry_util, 'RunCurl', |
| side_effect=retry_util.DownloadError()) |
| self.assertRaises(auto_updater_transfer.ChromiumOSTransferError, |
| CrOS_LabTransfer.GetPayloadPropsFile) |
| self.assertIsNone(CrOS_LabTransfer._local_payload_props_path) |
| |
| def testGetPayloadSize(self): |
| """Test auto_updater_transfer._GetPayloadSize().""" |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LabTransfer = CreateLabTransferInstance( |
| device, payload_name='test_update.gz', |
| payload_dir='/test/payload/dir') |
| expected_size = 75810234 |
| output = 'Content-Length: %s' % str(expected_size) |
| self.PatchObject(retry_util, 'RunCurl', |
| return_value=cros_build_lib.CommandResult(output=output)) |
| size = CrOS_LabTransfer._GetPayloadSize() |
| self.assertEqual(size, expected_size) |
| |
| def testGetPayloadSizeNoRegexMatchError(self): |
| """Test errors thrown by auto_updater_transfer._GetPayloadSize(). |
| |
| Test error thrown when the output received from the curl command does not |
| contain expected fields. |
| """ |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LabTransfer = CreateLabTransferInstance( |
| device, payload_name='test_update.gz', |
| payload_dir='/test/payload/dir') |
| output = 'No Match Output' |
| self.PatchObject(retry_util, 'RunCurl', |
| return_value=cros_build_lib.CommandResult(output=output)) |
| self.assertRaises(auto_updater_transfer.ChromiumOSTransferError, |
| CrOS_LabTransfer._GetPayloadSize) |
| |
| def testGetPayloadSizeCurlRunCommandError(self): |
| """Test errors thrown by auto_updater_transfer.GetPayloadSize(). |
| |
| Test error thrown when cros_build_lib.run raises a RunCommandError. |
| """ |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LabTransfer = CreateLabTransferInstance( |
| device, payload_name='test_update.gz', |
| payload_dir='/test/payload/dir') |
| self.PatchObject(retry_util, 'RunCurl', |
| side_effect=cros_build_lib.RunCommandError(msg='')) |
| self.assertRaises(auto_updater_transfer.ChromiumOSTransferError, |
| CrOS_LabTransfer._GetPayloadSize) |
| |
| def testGetPayloadPropsLab(self): |
| """Test LabTransfer.GetPayloadProps().""" |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LabTransfer = CreateLabTransferInstance( |
| device, payload_dir='test-board-name/R77-12345.0.0') |
| self.PatchObject(auto_updater_transfer.LabTransfer, '_GetPayloadSize', |
| return_value=123) |
| expected = {'image_version': '12345.0.0', 'size': 123} |
| self.assertDictEqual(CrOS_LabTransfer.GetPayloadProps(), expected) |
| |
| def testGetPayloadPropsLabError(self): |
| """Test error thrown by LabTransfer.GetPayloadProps(). |
| |
| Test error thrown when payload_dir is not in the expected format of |
| <board-name>/Rxx-12345.6.7. |
| """ |
| with remote_access.ChromiumOSDeviceHandler(remote_access.TEST_IP) as device: |
| CrOS_LabTransfer = CreateLabTransferInstance( |
| device, payload_dir='/wrong/format/will/fail') |
| self.PatchObject(auto_updater_transfer.LabTransfer, '_GetPayloadSize') |
| self.assertRaises(ValueError, CrOS_LabTransfer.GetPayloadProps) |
