def METHOD_NAME(client):
    register_api_route_fixture_file(
        "gcs", "/collections/COLLECTION_ID", "empty_success.json", method="DELETE"
    )
    res = client.delete_collection("COLLECTION_ID")
    assert res["DATA_TYPE"] == "result#1.0.0"
    assert "detail" in res.data
    assert res.data["detail"] == "success"