1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44
|
"""Tests for acme.magic_typing."""
import sys
import unittest
try:
import mock
except ImportError: # pragma: no cover
from unittest import mock # type: ignore
class MagicTypingTest(unittest.TestCase):
"""Tests for acme.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 'acme.magic_typing' in sys.modules:
del sys.modules['acme.magic_typing'] # pragma: no cover
from acme.magic_typing import Text
self.assertEqual(Text, text_mock)
del sys.modules['acme.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 'acme.magic_typing' in sys.modules:
del sys.modules['acme.magic_typing'] # pragma: no cover
from acme.magic_typing import Text
self.assertTrue(Text is None)
del sys.modules['acme.magic_typing']
sys.modules['typing'] = temp_typing
if __name__ == '__main__':
unittest.main() # pragma: no cover
|