def METHOD_NAME(input_doc_folder: Path):
    input_metadata_path = input_doc_folder.joinpath(ODC_METADATA_FILE)
    assert input_metadata_path.exists()
    input_doc = serialise.load_yaml(input_metadata_path)
    input_doc["properties"]["test"] = "testvalue"
    serialise.dump_yaml(input_metadata_path, input_doc)
    assert input_metadata_path.exists()
    run_tostac(input_metadata_path)
    name = input_metadata_path.stem.replace(".odc-metadata", "")
    actual_stac_path = input_metadata_path.with_name(f"{name}.stac-item.json")
    assert actual_stac_path.exists()
    actual_doc = json.load(actual_stac_path.open())
    assert actual_doc["properties"]["test"] == input_doc["properties"]["test"]