@Test
public void reactiveEnvironment() {
	ReactiveWebApplicationContextRunner reactiveContextRunner = new ReactiveWebApplicationContextRunner()
			.withConfiguration(
					AutoConfigurations.of(EndpointAutoConfiguration.class, WebEndpointAutoConfiguration.class,
							WebClientAutoConfiguration.class, SpringBootAdminClientAutoConfiguration.class));
	reactiveContextRunner.withPropertyValues("spring.boot.admin.client.url:http://localhost:8081")
			.run((context) -> assertThat(context).hasSingleBean(ApplicationRegistrator.class));
}