+ def test_remove_quotes(self):
+ self.assertEqual(remove_quotes(None), None)
+ self.assertEqual(remove_quotes('"'), '"')
+ self.assertEqual(remove_quotes("'"), "'")
+ self.assertEqual(remove_quotes(';'), ';')
+ self.assertEqual(remove_quotes('";'), '";')
+ self.assertEqual(remove_quotes('""'), '')
+ self.assertEqual(remove_quotes('";"'), ';')
+