def test_eintr_retry_succ(self):
for r in ('OK', None):
mock_system_call = mock.MagicMock(name='sys_call', return_value=r)
return_value = cookbook.eintr_retry(mock_system_call)
mock_system_call.assert_called_with()
self.assertEqual(return_value, r)
return_value = cookbook.eintr_retry(mock_system_call, 'A')
mock_system_call.assert_called_with('A')
self.assertEqual(return_value, r)
def test_eintr_retry_err(self):
mock_system_call = mock.MagicMock(name='sys_call', side_effect=OSError)
with self.assertRaises(OSError) as err:
cookbook.eintr_retry(mock_system_call)
mock_system_call.assert_called_with()
with self.assertRaises(OSError) as err:
cookbook.eintr_retry(mock_system_call, 'A')
mock_system_call.assert_called_with('A')