| #! /usr/bin/env python |
| # |
| # Copyright 2014 Altera Corporation. All Rights Reserved. |
| # Author: John McGehee |
| # |
| # 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. |
| |
| """ |
| Test the :py:class`pyfakefs.fake_filesystem_unittest.TestCase` base class. |
| """ |
| |
| import os |
| import glob |
| import shutil |
| import tempfile |
| import sys |
| if sys.version_info < (2, 7): |
| import unittest2 as unittest |
| else: |
| import unittest |
| import fake_filesystem_unittest |
| import pytest |
| |
| class TestPyfakefsUnittest(fake_filesystem_unittest.TestCase): # pylint: disable=R0904 |
| '''Test the pyfakefs.fake_filesystem_unittest.TestCase` base class.''' |
| |
| def setUp(self): |
| '''Set up the fake file system''' |
| self.setUpPyfakefs() |
| |
| def tearDown(self): |
| '''Tear down the fake file system''' |
| self.tearDownPyfakefs() |
| |
| @unittest.skipIf(sys.version_info > (2,), "file() was removed in Python 3") |
| def test_file(self): |
| '''Fake `file()` function is bound''' |
| self.assertFalse(os.path.exists('/fake_file.txt')) |
| with file('/fake_file.txt', 'w') as f: |
| f.write("This test file was created using the file() function.\n") |
| self.assertTrue(self.fs.Exists('/fake_file.txt')) |
| with file('/fake_file.txt') as f: |
| content = f.read() |
| self.assertEqual(content, |
| 'This test file was created using the file() function.\n') |
| |
| def test_open(self): |
| '''Fake `open()` function is bound''' |
| self.assertFalse(os.path.exists('/fake_file.txt')) |
| with open('/fake_file.txt', 'w') as f: |
| f.write("This test file was created using the open() function.\n") |
| self.assertTrue(self.fs.Exists('/fake_file.txt')) |
| with open('/fake_file.txt') as f: |
| content = f.read() |
| self.assertEqual(content, |
| 'This test file was created using the open() function.\n') |
| |
| def test_os(self): |
| '''Fake os module is bound''' |
| self.assertFalse(self.fs.Exists('/test/dir1/dir2')) |
| os.makedirs('/test/dir1/dir2') |
| self.assertTrue(self.fs.Exists('/test/dir1/dir2')) |
| |
| def test_glob(self): |
| '''Fake glob module is bound''' |
| self.assertCountEqual(glob.glob('/test/dir1/dir*'), |
| []) |
| self.fs.CreateDirectory('/test/dir1/dir2a') |
| self.assertCountEqual(glob.glob('/test/dir1/dir*'), |
| ['/test/dir1/dir2a']) |
| self.fs.CreateDirectory('/test/dir1/dir2b') |
| self.assertCountEqual(glob.glob('/test/dir1/dir*'), |
| ['/test/dir1/dir2a', '/test/dir1/dir2b']) |
| |
| def test_shutil(self): |
| '''Fake shutil module is bound''' |
| self.fs.CreateDirectory('/test/dir1/dir2a') |
| self.fs.CreateDirectory('/test/dir1/dir2b') |
| self.assertTrue(self.fs.Exists('/test/dir1/dir2b')) |
| self.assertTrue(self.fs.Exists('/test/dir1/dir2a')) |
| |
| shutil.rmtree('/test/dir1') |
| self.assertFalse(self.fs.Exists('/test/dir1')) |
| |
| def test_tempfile(self): |
| '''Fake tempfile module is bound''' |
| with tempfile.NamedTemporaryFile() as tf: |
| tf.write(b'Temporary file contents\n') |
| name = tf.name |
| self.assertTrue(self.fs.Exists(tf.name)) |
| |
| def test_pytest(self): |
| '''Compatibility with the :py:module:`pytest` module.''' |
| pass |
| |
| if __name__ == "__main__": |
| unittest.main() |