private void setupContext() {
		this.context.register(PropertyPlaceholderAutoConfiguration.class, TestConfiguration.class);
		this.context.refresh();
	}
@author Dave Syer
@author Spencer Gibb
@author Ryan Baxter
@author Tim Ysewyn
spring-cloud-netflix-eureka-client/src/test/java/org/springframework/cloud/netflix/eureka/EurekaInstanceConfigBeanTests.java