Fix the unittest issue.

tests/test_julday.py

@@ -39,7 +39,7 @@ class TestJulday(unittest.TestCase):
     @patch('sys.stdout', new_callable=io.StringIO)
     def test_cal_to_jul(self, mock_stdout, mock_exit):
         """Test basic functionality of cal_to_jul function"""
-        cal_to_jul(VALID_DATE[0:2])
+        cal_to_jul(VALID_DATE)
         output = '\n Calendar Date 04 02 2020\n Julian Date 093 2020\n\n'
         self.assertEqual(mock_stdout.getvalue(), output,
                          "Failed to properly convert date!")