Function test_root_model_field_override

tests/test_fields.py:88–120

()

def test_root_model_field_override():
    # Weird as this is, I think it's probably best to allow it to ensure it is possible to override
    # the annotation in subclasses of RootModel subclasses. Basically, I think retaining the flexibility
    # is worth the increased potential for weird/confusing "accidental" overrides.

    # I'm mostly including this test now to document the behavior
    class Model(RootModel[int]):
        root: str

    assert Model.model_validate('abc').root == 'abc'
    with pytest.raises(ValidationError) as exc_info:
        Model.model_validate(1)
    assert exc_info.value.errors(include_url=False) == [
        {'input': 1, 'loc': (), 'msg': 'Input should be a valid string', 'type': 'string_type'}
    ]

    class SubModel(Model):
        root: float

    with pytest.raises(ValidationError) as exc_info:
        SubModel.model_validate('abc')
    assert exc_info.value.errors(include_url=False) == [
        {
            'input': 'abc',
            'loc': (),
            'msg': 'Input should be a valid number, unable to parse string as a number',
            'type': 'float_parsing',
        }
    ]

    validated = SubModel.model_validate_json('1').root
    assert validated == 1.0
    assert isinstance(validated, float)


def test_frozen_field_repr():