def test_send_bulk_sms(self):
    mock_send_bulk = mock.create_autospec(send_bulk, return_value='results')
    mock_send_bulk('test.txt')
    mock_send_bulk.assert_called_once_with('test.txt')
    self.assertEqual(mock_send_bulk.call_count, 1)
def test_send_bulk_sms(self):
    mock_send_bulk = mock.create_autospec(send_bulk, return_value='results')
    mock_send_bulk('test.txt')
    mock_send_bulk.assert_called_once_with('test.txt')
    self.assertEqual(mock_send_bulk.call_count, 1)