test_dereference_refs_mixed_ref_with_properties() — langchain Function Reference

Source Code

libs/core/tests/unit_tests/utils/test_json_schema.py lines 533–562

def test_dereference_refs_mixed_ref_with_properties() -> None:
    """Test dereferencing refs that have $ref plus other properties."""
    # This pattern can cause infinite recursion if not handled correctly
    schema = {
        "type": "object",
        "properties": {
            "data": {
                "$ref": "#/$defs/BaseType",
                "description": "Additional description",
                "example": "some example",
            }
        },
        "$defs": {"BaseType": {"type": "string", "minLength": 1}},
    }

    expected = {
        "type": "object",
        "properties": {
            "data": {
                "type": "string",
                "minLength": 1,
                "description": "Additional description",
                "example": "some example",
            }
        },
        "$defs": {"BaseType": {"type": "string", "minLength": 1}},
    }

    actual = dereference_refs(schema)
    assert actual == expected