def test_none_value(self):
        """ Test None value treatment for the float field"""

        score = Float(max_value=5.5)
        score._load(None)

        assert score.value == 0.0
    def test_max_value(self):
        """ Test maximum value validation for the float field"""

        with pytest.raises(ValidationError):
            score = Float(max_value=5.5)
            score._load(5.6)
 def test_type_validation(self):
     """ Test type checking validation for the Field"""
     with pytest.raises(ValidationError):
         score = Float()
         score._load('x')