# (c) Copyright 2014,2015 Hewlett-Packard Development Company, L.P. # # 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 mock import Mock, patch, mock_open import signal from freezer.scheduler import daemon class TestLogging(unittest.TestCase): @patch('freezer.scheduler.daemon.logging') def test_setup_logging_default(self, mock_logging): res = daemon.setup_logging(None) self.assertEqual('/var/log/freezer-scheduler.log', res) @patch('freezer.scheduler.daemon.create_dir') @patch('freezer.scheduler.daemon.logging') def test_setup_logging_userdefined(self, mock_logging, mock_createdir): res = daemon.setup_logging('mylogfile') self.assertEqual('mylogfile', res) class TestNoDaemon(unittest.TestCase): @patch('freezer.scheduler.daemon.signal') def setUp(self, mock_signal): self.daemonizable = Mock() self.daemon = daemon.NoDaemon(daemonizable=self.daemonizable) def test_create(self): self.assertIsInstance(self.daemon, daemon.NoDaemon) @patch('freezer.scheduler.daemon.logging') def test_exit_handler(self, mock_logging): daemon.NoDaemon.exit_flag = False self.daemon.handle_program_exit(33, None) self.assertEquals(daemon.NoDaemon.exit_flag, True) self.assertTrue(self.daemonizable.stop.called) @patch('freezer.scheduler.daemon.logging') def test_reload_handler(self, mock_logging): daemon.NoDaemon.exit_flag = False self.daemon.handle_reload(33, None) self.assertEquals(daemon.NoDaemon.exit_flag, False) self.assertTrue(self.daemonizable.reload.called) @patch('freezer.scheduler.daemon.logging') def test_start_exit_ok(self, mock_logging): daemon.NoDaemon.exit_flag = False res = self.daemon.start(log_file=None, dump_stack_trace=False) self.assertIsNone(res) self.assertEquals(daemon.NoDaemon.exit_flag, True) self.assertTrue(self.daemonizable.start.called) # # @patch('freezer.scheduler.daemon.logging') # def test_start_restarts_daemonizable_on_Exception(self, mock_logging): # daemon.NoDaemon.exit_flag = False # self.daemonizable.start.side_effect = [Exception('test'), lambda: DEFAULT] # # res = self.daemon.start(log_file=None, dump_stack_trace=True) # # self.assertIsNone(res) # self.assertEquals(daemon.NoDaemon.exit_flag, True) # self.assertEquals(self.daemonizable.start.call_count, 2) # self.assertTrue(mock_logging.error.called) def test_has_stop_method(self): res = self.daemon.stop() self.assertIsNone(res) def test_has_status_method(self): res = self.daemon.status() self.assertIsNone(res) class TestDaemon(unittest.TestCase): def setUp(self): self.daemonizable = Mock() self.daemon = daemon.Daemon(daemonizable=self.daemonizable) def test_create(self): self.assertIsInstance(self.daemon, daemon.Daemon) def test_handle_program_exit_calls_scheduler_stop(self): self.daemon.handle_program_exit(Mock(), Mock()) self.daemonizable.stop.assert_called_with() def test_handle_program_reload_calls_scheduler_reload(self): self.daemon.handle_reload(Mock(), Mock()) self.daemonizable.reload.assert_called_with() def test_signal_map_handlers(self): signal_map = self.daemon.signal_map self.assertEqual(self.daemon.handle_program_exit, signal_map[signal.SIGTERM]) self.assertEqual(self.daemon.handle_reload, signal_map[signal.SIGHUP]) @patch('freezer.scheduler.daemon.gettempdir') @patch('freezer.scheduler.daemon.os.path.expanduser') def test_pid_fname_in_tempdir(self, mock_expanduser, mock_gettempdir): mock_expanduser.return_value = '/home/chet' mock_gettempdir.return_value = '/tempus_fugit' retval = self.daemon.pid_fname self.assertEqual(retval, '/tempus_fugit/freezer_sched_chet.pid') @patch('freezer.scheduler.daemon.os.path.isfile') def test_pid_not_exists(self, mock_isfile): mock_isfile.return_value = False res = self.daemon.pid self.assertIsNone(res) # @patch('freezer.scheduler.daemon.os.path.isfile') # def test_pid_exists(self, mock_isfile): # mock_isfile.return_value = True # pid_file_text = "125" # mocked_open_function = mock_open(read_data=pid_file_text) # # with patch("__builtin__.open", mocked_open_function): # res = self.daemon.pid # # self.assertEquals(res, 125) @patch('freezer.scheduler.daemon.logging') @patch('freezer.scheduler.daemon.PidFile') @patch('freezer.scheduler.daemon.DaemonContext') def test_start(self, mock_DaemonContext, mock_PidFile, mock_logging): daemon.Daemon.exit_flag = False res = self.daemon.start() self.assertIsNone(res) self.assertEquals(daemon.Daemon.exit_flag, True) self.assertTrue(self.daemonizable.start.called) # # @patch('freezer.scheduler.daemon.logging') # @patch('freezer.scheduler.daemon.PidFile') # @patch('freezer.scheduler.daemon.DaemonContext') # def test_start_restarts_daemonizable_on_Exception(self, mock_DaemonContext, mock_PidFile, mock_logging): # daemon.Daemon.exit_flag = False # self.daemonizable.start.side_effect = [Exception('test'), lambda: DEFAULT] # # res = self.daemon.start(log_file=None, dump_stack_trace=True) # # self.assertIsNone(res) # self.assertEquals(daemon.Daemon.exit_flag, True) # self.assertEquals(self.daemonizable.start.call_count, 2) # self.assertTrue(mock_logging.error.called) # @patch('freezer.scheduler.daemon.os') # def test_stop_not_existing(self, mock_os): # self.daemon.pid = None # self.daemon.stop() # self.assertFalse(mock_os.kill.called) # # @patch('freezer.scheduler.daemon.os') # def test_stop_existing(self, mock_os): # self.daemon.pid = 33 # self.daemon.stop() # mock_os.kill.assert_called_once_with(33, signal.SIGTERM) # # @patch('freezer.scheduler.daemon.os') # def test_reload_not_existing(self, mock_os): # self.daemon.pid = None # self.daemon.reload() # self.assertFalse(mock_os.kill.called) # # @patch('freezer.scheduler.daemon.os') # def test_reload_existing(self, mock_os): # self.daemon.pid = 33 # self.daemon.reload() # mock_os.kill.assert_called_once_with(33, signal.SIGHUP) # # def test_status_not_existing(self): # self.daemon.pid = None # res = self.daemon.status() # self.assertIsNone(res) # # def test_status_existing(self): # self.daemon.pid = 33 # res = self.daemon.status() # self.assertIsNone(res)