def test_can_Write_string_in_append_mode(self, mock_output):
file = FakeFile(self.salutation, mode='a')
mock_output.return_value = file
question = ' How are you?'
action = Write(self.absfilepath, question, append=True)
action.perform(should_raise=True)
action.perform()
self.assertEqual(self.salutation + question + '\n' + question + '\n',
file.read())
def test_Write_does_not_raise_when_instantiated_with_unexpected_types(
self):
write1 = Write(self.absfilepath, to_write='data', prefix='prefix')
self.assertIsInstance(write1, Write)
write2 = Write(self.absfilepath, to_write=123, prefix='prefix')
self.assertIsInstance(write2, Action.Construct)
result2 = write2.perform()
self.assertIsInstance(result2, Result)
self.assertIsInstance(result2.value, TypeError)
write3 = Write(self.absfilepath, to_write='123', prefix=123)
self.assertIsInstance(write3, Action.Construct)
result3 = write3.perform()
self.assertIsInstance(result3, Result)
self.assertIsInstance(result3.value, TypeError)
def test_can_make_directory_on_Write(self, mock_open, mock_exists,
mock_mkdir):
declaration = "I don't want him hurt."
exclamation = " Jurgal's animal is insane!"
file = FakeFile(declaration, mode='a')
mock_mkdir.return_value = None
mock_exists.side_effect = [False, True]
mock_open.return_value = file
filename = 'directory/file'
action = Write(filename=filename,
to_write=exclamation,
overwrite=True,
mkdir=True)
result = action.perform()
self.assertTrue(action.path.parent.exists())
self.assertTrue(result.successful)
def test_cannot_Write_to_directory(self):
write = Write(str(Path(__file__).parent), to_write='something')
with self.assertRaises(IsADirectoryError):
write.perform(should_raise=True)