@Bean
		EurekaInstanceTagsProvider customEurekaInstanceTagsProvider() {
			return instanceInfo -> Tags.of("port", String.valueOf(instanceInfo.getPort()));
		}
Tests for {@link EurekaInstanceMonitor} with custom tags provider.

@author Wonchul Heo
@author Olga Maciaszek-Sharma
spring-cloud-netflix-eureka-server/src/test/java/org/springframework/cloud/netflix/eureka/server/EurekaInstanceMonitorWithCustomTagsProviderTests.java