public static String getDataSourceUnitVersionNode(final String databaseName, final String dataSourceName, final String version) {
        return String.join("/", getDataSourceUnitVersionsNode(databaseName, dataSourceName), version);
    }
@Test
    void assertGetDataSourceUnitNodeWithVersion() {
        assertThat(DataSourceMetaDataNode.getDataSourceUnitVersionNode("foo_db", "foo_ds", "0"), is("/metadata/foo_db/data_sources/units/foo_ds/versions/0"));
    }