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# -*- coding: utf-8 -*- |
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# Copyright (C) 2014-2021 Greenbone Networks GmbH |
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# |
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# SPDX-License-Identifier: AGPL-3.0-or-later |
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# |
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# This program is free software: you can redistribute it and/or modify |
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# it under the terms of the GNU Affero General Public License as |
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# published by the Free Software Foundation, either version 3 of the |
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# License, or (at your option) any later version. |
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# |
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# This program is distributed in the hope that it will be useful, |
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# but WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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# GNU Affero General Public License for more details. |
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# |
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# You should have received a copy of the GNU Affero General Public License |
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# along with this program. If not, see <http://www.gnu.org/licenses/>. |
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import unittest |
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import shutil |
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import tempfile |
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from pathlib import Path, PosixPath |
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from unittest.mock import patch, MagicMock |
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from ospd_openvas.lock import LockFile |
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from .helper import assert_called_once, assert_called |
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class LockFileTestCase(unittest.TestCase): |
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def setUp(self): |
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self.temp_dir = Path(tempfile.mkdtemp()) |
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def tearDown(self): |
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shutil.rmtree(str(self.temp_dir)) |
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def test_acquire_lock(self): |
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lock_file_path = self.temp_dir / "test.lock" |
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lock_file = LockFile(lock_file_path) |
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lock_file._acquire_lock() # pylint: disable = protected-access |
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self.assertTrue(lock_file.has_lock()) |
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self.assertTrue(lock_file_path.exists()) |
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lock_file._release_lock() # pylint: disable = protected-access |
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@patch("ospd_openvas.lock.logger") |
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def test_already_locked(self, mock_logger): |
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lock_file_path = self.temp_dir / "test.lock" |
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lock_file_aux = LockFile(lock_file_path) |
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lock_file_aux._acquire_lock() # pylint: disable = protected-access |
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self.assertTrue(lock_file_aux.has_lock()) |
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lock_file = LockFile(lock_file_path) |
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lock_file._acquire_lock() # pylint: disable = protected-access |
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self.assertFalse(lock_file.has_lock()) |
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assert_called(mock_logger.debug) |
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lock_file_aux._release_lock() # pylint: disable = protected-access |
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def test_create_parent_dirs(self): |
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lock_file_path = self.temp_dir / "foo" / "bar" / "test.lock" |
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lock_file = LockFile(lock_file_path) |
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lock_file._acquire_lock() # pylint: disable = protected-access |
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self.assertTrue(lock_file.has_lock()) |
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self.assertTrue(lock_file_path.exists()) |
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self.assertTrue(lock_file_path.parent.is_dir()) |
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self.assertTrue(lock_file_path.parent.parent.is_dir()) |
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lock_file._release_lock() # pylint: disable = protected-access |
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@patch("ospd_openvas.lock.logger") |
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def test_create_paren_dirs_fail(self, mock_logger): |
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lock_file_path = MagicMock(spec=Path).return_value |
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parent = MagicMock(spec=PosixPath) |
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lock_file_path.parent = parent |
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parent.mkdir.side_effect = PermissionError |
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lock_file = LockFile(lock_file_path) |
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lock_file._acquire_lock() # pylint: disable = protected-access |
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self.assertFalse(lock_file.has_lock()) |
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assert_called_once(mock_logger.error) |
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def test_context_manager(self): |
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lock_file_path = self.temp_dir / "test.lock" |
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lock_file = LockFile(lock_file_path) |
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with lock_file: |
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self.assertTrue(lock_file.has_lock()) |
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self.assertTrue(lock_file_path.is_file()) |
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lock_file._release_lock() # pylint: disable = protected-access |
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# The file is not removed |
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self.assertFalse(lock_file.has_lock()) |
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self.assertTrue(lock_file_path.is_file()) |
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