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: / lib / python3 / dist-packages / josepy /
Filename : magic_typing_test.py
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"""Tests for josepy.magic_typing."""
import sys
import unittest

import mock


class MagicTypingTest(unittest.TestCase):
    """Tests for josepy.magic_typing."""
    def test_import_success(self):
        try:
            import typing as temp_typing
        except ImportError:  # pragma: no cover
            temp_typing = None  # pragma: no cover
        typing_class_mock = mock.MagicMock()
        text_mock = mock.MagicMock()
        typing_class_mock.Text = text_mock
        sys.modules['typing'] = typing_class_mock
        if 'josepy.magic_typing' in sys.modules:
            del sys.modules['josepy.magic_typing']  # pragma: no cover
        from josepy.magic_typing import Text  # pylint: disable=no-name-in-module
        self.assertEqual(Text, text_mock)
        del sys.modules['josepy.magic_typing']
        sys.modules['typing'] = temp_typing

    def test_import_failure(self):
        try:
            import typing as temp_typing
        except ImportError:  # pragma: no cover
            temp_typing = None  # pragma: no cover
        sys.modules['typing'] = None
        if 'josepy.magic_typing' in sys.modules:
            del sys.modules['josepy.magic_typing']  # pragma: no cover
        from josepy.magic_typing import Text  # pylint: disable=no-name-in-module
        self.assertTrue(Text is None)
        del sys.modules['josepy.magic_typing']
        sys.modules['typing'] = temp_typing


if __name__ == '__main__':
    unittest.main()  # pragma: no cover