Function assert_matches_model

tests/utils.py:27–44

(model: type[BaseModelT], value: BaseModelT, *, path: list[str])

def assert_matches_model(model: type[BaseModelT], value: BaseModelT, *, path: list[str]) -> bool:
    for name, field in get_model_fields(model).items():
        field_value = getattr(value, name)
        if PYDANTIC_V2:
            allow_none = False
        else:
            # in v1 nullability was structured differently
            # https://docs.pydantic.dev/2.0/migration/#required-optional-and-nullable-fields
            allow_none = getattr(field, "allow_none", False)

        assert_matches_type(
            field_outer_type(field),
            field_value,
            path=[*path, name],
            allow_none=allow_none,
        )

    return True


# Note: the `path` argument is only used to improve error messages when `--showlocals` is used