优化配置。

src/main/resources/application-test.properties

@@ -1,6 +1,6 @@
-server.port=8761
+server.port=8766
 spring.application.name=eureka-register-server
-eureka.client.service-url.defaultZone=http://127.0.0.1:8761/eureka/
+eureka.client.service-url.defaultZone=http://127.0.0.1:8766/eureka/
 eureka.client.registerWithEureka=false
 eureka.client.fetchRegistry=false
 eureka.server.enable-self-preservation=false