def METHOD_NAME(self):
    # Test that an object without _updateProperty method does not trip up
    # our code.
    from ZPublisher.utils import fix_properties
    obj = NoUpdatePropertyManager()
    obj._setProperty("mixed", ["text and", b"bytes"], "lines")
    self.assertEqual(obj.getProperty("mixed"), ("text and", b"bytes"))
    self.assertEqual(obj.getPropertyType("mixed"), "lines")
    # This should not raise an error.
    fix_properties(obj)
    # The properties should have remained the same.
    self.assertEqual(obj.getProperty("mixed"), ("text and", b"bytes"))
    self.assertEqual(obj.getPropertyType("mixed"), "lines")