| # Copyright (c) 2011 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. |
| |
| """Module containing a fake au worker class.""" |
| |
| import unittest |
| |
| import au_worker |
| |
| class DummyAUWorker(au_worker.AUWorker): |
| """AU worker that emulates work for an au_worker without actually doing work. |
| |
| Collects different updates that would be generated that can be obtained |
| from the class object delta_list. |
| """ |
| |
| # Class variable that stores the list of payloads that would be needed. |
| delta_list = {} |
| |
| def __init__(self, options, test_results_root): |
| au_worker.AUWorker.__init__(self, options, test_results_root) |
| self.au_type = options.type |
| |
| def PrepareBase(self, image_path): |
| """Copy how the actual worker would prepare the base image.""" |
| if self.au_type == 'vm': |
| self.PrepareVMBase(image_path) |
| else: |
| self.PrepareRealBase(image_path) |
| |
| def UpdateImage(self, image_path, src_image_path='', stateful_change='old', |
| proxy_port=None, private_key_path=None): |
| """Emulate Update and record the update payload in delta_list.""" |
| if self.au_type == 'vm' and src_image_path and self._first_update: |
| src_image_path = self.vm_image_path |
| self._first_update = False |
| |
| # Generate a value that combines delta with private key path. |
| val = src_image_path |
| if private_key_path: val = '%s+%s' % (val, private_key_path) |
| if not self.delta_list.has_key(image_path): |
| self.delta_list[image_path] = set([val]) |
| else: |
| self.delta_list[image_path].add(val) |
