| # |
| # Copyright (C) 2017 The Android Open Source Project |
| # |
| # 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. |
| # |
| """Tests for ndk.ext.os.""" |
| from __future__ import absolute_import |
| |
| import os |
| import unittest |
| |
| import ndk.ext.os |
| |
| |
| class OsTest(unittest.TestCase): |
| def test_replace_environ(self): |
| self.assertIn('PATH', os.environ) |
| old_path = os.environ['PATH'] |
| self.assertNotIn('FOO', os.environ) |
| |
| with ndk.ext.os.replace_environ({'FOO': 'bar'}): |
| self.assertNotIn('PATH', os.environ) |
| self.assertIn('FOO', os.environ) |
| self.assertEqual(os.environ['FOO'], 'bar') |
| |
| self.assertIn('PATH', os.environ) |
| self.assertEqual(os.environ['PATH'], old_path) |
| self.assertNotIn('FOO', os.environ) |
| |
| def test_modify_environ(self): |
| self.assertIn('PATH', os.environ) |
| old_path = os.environ['PATH'] |
| self.assertNotIn('FOO', os.environ) |
| |
| with ndk.ext.os.modify_environ({'FOO': 'bar'}): |
| self.assertIn('PATH', os.environ) |
| self.assertEqual(os.environ['PATH'], old_path) |
| self.assertIn('FOO', os.environ) |
| self.assertEqual(os.environ['FOO'], 'bar') |
| |
| self.assertIn('PATH', os.environ) |
| self.assertEqual(os.environ['PATH'], old_path) |
| self.assertNotIn('FOO', os.environ) |