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# Copyright 2018 Google Inc.
#
# 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.
import unittest
from unittest import mock
from mobly.controllers.android_device_lib.services import snippet_management_service
MOCK_PACKAGE = 'com.mock.package'
SNIPPET_CLIENT_V2_CLASS_PATH = 'mobly.controllers.android_device_lib.snippet_client_v2.SnippetClientV2'
class SnippetManagementServiceTest(unittest.TestCase):
"""Tests for the snippet management service."""
def test_empty_manager_start_stop(self):
manager = snippet_management_service.SnippetManagementService(
mock.MagicMock())
manager.start()
# When no client is registered, manager is never alive.
self.assertFalse(manager.is_alive)
manager.stop()
self.assertFalse(manager.is_alive)
@mock.patch(SNIPPET_CLIENT_V2_CLASS_PATH)
def test_get_snippet_client(self, mock_class):
mock_client = mock_class.return_value
manager = snippet_management_service.SnippetManagementService(
mock.MagicMock())
manager.add_snippet_client('foo', MOCK_PACKAGE)
self.assertEqual(manager.get_snippet_client('foo'), mock_client)
@mock.patch(SNIPPET_CLIENT_V2_CLASS_PATH)
def test_get_snippet_client_fail(self, _):
manager = snippet_management_service.SnippetManagementService(
mock.MagicMock())
self.assertIsNone(manager.get_snippet_client('foo'))
@mock.patch(SNIPPET_CLIENT_V2_CLASS_PATH)
def test_stop_with_live_client(self, mock_class):
mock_client = mock_class.return_value
manager = snippet_management_service.SnippetManagementService(
mock.MagicMock())
manager.add_snippet_client('foo', MOCK_PACKAGE)
mock_client.initialize.assert_called_once_with()
manager.stop()
mock_client.stop.assert_called_once_with()
mock_client.stop.reset_mock()
mock_client.is_alive = False
self.assertFalse(manager.is_alive)
manager.stop()
mock_client.stop.assert_not_called()
@mock.patch(SNIPPET_CLIENT_V2_CLASS_PATH)
def test_add_snippet_client_dup_name(self, _):
manager = snippet_management_service.SnippetManagementService(
mock.MagicMock())
manager.add_snippet_client('foo', MOCK_PACKAGE)
msg = ('.* Name "foo" is already registered with package ".*", it '
'cannot be used again.')
with self.assertRaisesRegex(snippet_management_service.Error, msg):
manager.add_snippet_client('foo', MOCK_PACKAGE + 'ha')
@mock.patch(SNIPPET_CLIENT_V2_CLASS_PATH)
def test_add_snippet_client_dup_package(self, mock_class):
mock_client = mock_class.return_value
mock_client.package = MOCK_PACKAGE
manager = snippet_management_service.SnippetManagementService(
mock.MagicMock())
manager.add_snippet_client('foo', MOCK_PACKAGE)
msg = ('Snippet package "com.mock.package" has already been loaded '
'under name "foo".')
with self.assertRaisesRegex(snippet_management_service.Error, msg):
manager.add_snippet_client('bar', MOCK_PACKAGE)
@mock.patch(SNIPPET_CLIENT_V2_CLASS_PATH)
def test_remove_snippet_client(self, mock_class):
mock_client = mock.MagicMock()
mock_class.return_value = mock_client
manager = snippet_management_service.SnippetManagementService(
mock.MagicMock())
manager.add_snippet_client('foo', MOCK_PACKAGE)
manager.remove_snippet_client('foo')
msg = 'No snippet client is registered with name "foo".'
with self.assertRaisesRegex(snippet_management_service.Error, msg):
manager.foo.do_something()
@mock.patch(SNIPPET_CLIENT_V2_CLASS_PATH)
def test_remove_snippet_client(self, mock_class):
mock_client = mock.MagicMock()
mock_class.return_value = mock_client
manager = snippet_management_service.SnippetManagementService(
mock.MagicMock())
with self.assertRaisesRegex(
snippet_management_service.Error,
'No snippet client is registered with name "foo".'):
manager.remove_snippet_client('foo')
@mock.patch(SNIPPET_CLIENT_V2_CLASS_PATH)
def test_start_with_live_service(self, mock_class):
mock_client = mock_class.return_value
manager = snippet_management_service.SnippetManagementService(
mock.MagicMock())
manager.add_snippet_client('foo', MOCK_PACKAGE)
mock_client.initialize.reset_mock()
mock_client.is_alive = True
manager.start()
mock_client.initialize.assert_not_called()
self.assertTrue(manager.is_alive)
mock_client.is_alive = False
manager.start()
mock_client.initialize.assert_called_once_with()
@mock.patch(SNIPPET_CLIENT_V2_CLASS_PATH)
def test_pause(self, mock_class):
mock_client = mock_class.return_value
manager = snippet_management_service.SnippetManagementService(
mock.MagicMock())
manager.add_snippet_client('foo', MOCK_PACKAGE)
manager.pause()
mock_client.close_connection.assert_called_once_with()
@mock.patch(SNIPPET_CLIENT_V2_CLASS_PATH)
def test_resume_positive_case(self, mock_class):
mock_client = mock_class.return_value
manager = snippet_management_service.SnippetManagementService(
mock.MagicMock())
manager.add_snippet_client('foo', MOCK_PACKAGE)
mock_client.is_alive = False
manager.resume()
mock_client.restore_server_connection.assert_called_once_with()
@mock.patch(SNIPPET_CLIENT_V2_CLASS_PATH)
def test_resume_negative_case(self, mock_class):
mock_client = mock_class.return_value
manager = snippet_management_service.SnippetManagementService(
mock.MagicMock())
manager.add_snippet_client('foo', MOCK_PACKAGE)
mock_client.is_alive = True
manager.resume()
mock_client.restore_server_connection.assert_not_called()
@mock.patch(SNIPPET_CLIENT_V2_CLASS_PATH)
def test_attribute_access(self, mock_class):
mock_client = mock.MagicMock()
mock_class.return_value = mock_client
manager = snippet_management_service.SnippetManagementService(
mock.MagicMock())
manager.add_snippet_client('foo', MOCK_PACKAGE)
manager.foo.ha('param')
mock_client.ha.assert_called_once_with('param')
if __name__ == '__main__':
unittest.main()
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