@Test
public void testCycleElasticsearchUrlsEmptyString() throws Exception {

	CorePlugin corePlugin = ConfigurationRegistry.builder()
			.addOptionProvider(new CorePlugin())
			.addConfigSource(new SimpleSource("test")
					.add("stagemonitor.reporting.elasticsearch.url", ""))
			.build()
			.getConfig(CorePlugin.class);
	assertThat(corePlugin.getElasticsearchUrls()).isEmpty();
}