def test_patch_validation_error(editor: ArtifactEditorToolSpec):
    """Test error handling when patch results in invalid model."""
    editor.create_artifact(name="John", age=30)

    # Try to set age to a string, which should violate the model
    patch = JsonPatch(
        operations=[
            PatchOperation(op="replace", path="/name", value=None)  # Required field
        ]
    )

    with pytest.raises(ValueError, match="Patch resulted in invalid"):
        editor.apply_patch(patch)
Test error handling when patch results in invalid model.
llama-index-integrations/tools/llama-index-tools-artifact-editor/tests/test_artifact_editor.py