def test_VerboseRegexField_validation_error_includes_value(self):
message = "Unknown value: %(value)s"
field = VerboseRegexField(regex="test", message=message)
value = factory.make_name("value")
error = self.assertRaises(ValidationError, field.clean, value)
self.assertEqual([message % {"value": value}], error.messages)
def test_VerboseRegexField_accepts_valid_value(self):
field = VerboseRegexField(regex="test", message="Unknown value")
self.assertEqual("test", field.clean("test"))