213 lines
8.4 KiB
Python
213 lines
8.4 KiB
Python
# Copyright (c) 2014 ITOCHU Techno-Solutions Corporation.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from rackclient.tests import utils
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from rackclient.v1 import processes
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from rackclient.lib.syscall.default import messaging, file, syscall, pipe
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from mock import call
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from mock import Mock
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class SyscallTest(utils.LibTestCase):
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def target_context(self):
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return "syscall.default.syscall"
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def setUp(self):
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super(SyscallTest, self).setUp()
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def test_fork(self):
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def create_process(gid, ppid, **kwargs):
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count = self.mock_RACK_CTX.client.processes.create.call_count
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d = {'ppid': ppid,
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'pid': 'pid' + str(count),
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'gid': gid,
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'proxy_ip': self.mock_RACK_CTX.proxy_ip}
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args = kwargs['args']
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args.update(d)
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kwargs.update(d)
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return_process = processes.Process(self.mock_RACK_CTX.client, kwargs)
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return return_process
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self.mock_RACK_CTX.client.processes.create = Mock(side_effect=create_process)
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# messaging mock
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mock_messaging = Mock()
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messaging.Messaging = Mock(return_value=mock_messaging)
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msg_list = [{'pid': 'pid1'}, {'pid': 'pid2'}, {'pid': 'pid3'}]
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mock_messaging.receive_all_msg.return_value = msg_list
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# pip mock
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pipe.Pipe = Mock()
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# call fork
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arg1 = {'test': 'test1'}
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arg2 = {'test': 'test2'}
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arg3 = {'test': 'test3'}
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arg_list = [{'args': arg1},
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{'args': arg2},
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{'args': arg3}]
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process_list = syscall.fork(arg_list)
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# check
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expected_pipe_share = [call('pid', 'pid1'),
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call('pid', 'pid2'),
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call('pid', 'pid3')]
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self.assertEqual(expected_pipe_share, pipe.Pipe.share.call_args_list)
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expected_msg_send = [call(message='start', target='pid1'),
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call(message='start', target='pid2'),
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call(message='start', target='pid3')]
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self.assertEqual(expected_msg_send,
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mock_messaging.send_msg.call_args_list)
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expected_arg_list = [arg1, arg2, arg3]
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for process in process_list:
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self.assertTrue(process.args in expected_arg_list)
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self.assertEqual(process.ppid, self.mock_RACK_CTX.pid)
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self.assertEqual(process.gid, self.mock_RACK_CTX.gid)
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expected_arg_list.remove(process.args)
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def test_bulk_fork_check_connection_recoverable_error(self):
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# setup
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def create_process(gid, ppid, **kwargs):
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count = self.mock_RACK_CTX.client.processes.create.call_count
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if count == 2:
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raise Exception()
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d = {'ppid': ppid,
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'pid': 'pid' + str(count),
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'gid': gid,
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'proxy_ip': self.mock_RACK_CTX.proxy_ip}
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args = kwargs['args']
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args.update(d)
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kwargs.update(d)
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return_process = processes.Process(self.mock_RACK_CTX.client, kwargs)
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return return_process
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self.mock_RACK_CTX.client.processes.create = Mock(side_effect=create_process)
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self.mock_RACK_CTX.client.processes.delete = Mock()
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# messaging mock
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mock_messaging = Mock()
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messaging.Messaging = Mock(return_value=mock_messaging)
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msg_list = [{'pid': 'pid3'}, {'pid': 'pid4'}, {'pid': 'pid5'}]
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mock_messaging.receive_all_msg.return_value = msg_list
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# pip mock
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pipe.Pipe = Mock()
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# call fork
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arg1 = {'test': 'test1'}
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arg2 = {'test': 'test2'}
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arg3 = {'test': 'test3'}
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arg_list = [{'args': arg1},
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{'args': arg2},
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{'args': arg3}]
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process_list = syscall.fork(arg_list)
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# check
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self.mock_RACK_CTX.client.processes.delete.assert_called_with(self.mock_RACK_CTX.gid, 'pid1')
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expected_pipe_share = [call('pid', 'pid3'),
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call('pid', 'pid4'),
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call('pid', 'pid5')]
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self.assertEqual(expected_pipe_share, pipe.Pipe.share.call_args_list)
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expected_msg_send = [call(message='start', target='pid3'),
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call(message='start', target='pid4'),
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call(message='start', target='pid5')]
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self.assertEqual(expected_msg_send,
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mock_messaging.send_msg.call_args_list)
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expected_arg_list = [arg1, arg2, arg3]
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for process in process_list:
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self.assertTrue(process.args in expected_arg_list)
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self.assertEqual(process.ppid, self.mock_RACK_CTX.pid)
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self.assertEqual(process.gid, self.mock_RACK_CTX.gid)
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expected_arg_list.remove(process.args)
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def test_bulk_fork_error_no_child_process_is_created(self):
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self.mock_RACK_CTX.client.processes.create = Mock(side_effect=Exception)
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# call fork
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arg1 = {'test': 'test1'}
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arg2 = {'test': 'test2'}
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arg3 = {'test': 'test3'}
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arg_list = [{'args': arg1},
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{'args': arg2},
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{'args': arg3}]
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self.assertRaises(Exception, syscall.fork, arg_list)
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def test_check_connection_error_no_child_process_is_active(self):
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# setup
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def create_process(gid, ppid, **kwargs):
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count = self.mock_RACK_CTX.client.processes.create.call_count
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d = {'ppid': ppid,
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'pid': 'pid' + str(count),
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'gid': gid,
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'proxy_ip': self.mock_RACK_CTX.proxy_ip}
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args = kwargs['args']
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args.update(d)
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kwargs.update(d)
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return_process = processes.Process(self.mock_RACK_CTX.client, kwargs)
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return return_process
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self.mock_RACK_CTX.client.processes.create = Mock(side_effect=create_process)
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self.mock_RACK_CTX.client.processes.delete = Mock()
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# messaging mock
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mock_messaging = Mock()
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messaging.Messaging = Mock(return_value=mock_messaging)
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msg_list = [{'pid': 'pid6'}]
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mock_messaging.receive_all_msg.return_value = msg_list
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# call fork
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arg_list = [{'args': {'test': 'test1'}},
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{'args': {'test': 'test2'}},
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{'args': {'test': 'test3'}}]
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self.assertRaises(Exception, syscall.fork, arg_list)
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expected_processes_delete = [call(self.mock_RACK_CTX.gid, 'pid1'),
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call(self.mock_RACK_CTX.gid, 'pid2'),
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call(self.mock_RACK_CTX.gid, 'pid3')]
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self.assertEqual(expected_processes_delete,
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self.mock_RACK_CTX.client.processes.delete.call_args_list)
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def test_pipe_no_arg(self):
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pipe.Pipe = Mock()
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return_value = 'pipe'
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pipe.Pipe.return_value = return_value
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pipe_obj = syscall.pipe()
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self.assertEqual(pipe_obj, return_value)
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def test_pipe(self):
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return_value = 'pipe'
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side_effect = lambda value: return_value + value
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pipe.Pipe = Mock(side_effect=side_effect)
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name = 'pipe_name'
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pipe_obj = syscall.pipe(name)
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self.assertEqual(pipe_obj, return_value + name)
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def test_fopen(self):
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file.File = Mock()
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return_value = 'file_obj'
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file.File.return_value = return_value
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file_path = 'file_path'
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mode = 'w'
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file_obj = syscall.fopen(file_path, mode=mode)
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self.assertEqual(return_value, file_obj)
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file.File.assert_called_once_with(file_path, mode)
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def test_fopen_no_mode(self):
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file.File = Mock()
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return_value = 'file_obj'
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file.File.return_value = return_value
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file_path = 'file_path'
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mode = 'r'
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file_obj = syscall.fopen(file_path)
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self.assertEqual(return_value, file_obj)
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file.File.assert_called_once_with(file_path, mode) |