solve port conflict during integration tests

spring-cloud/spring-cloud-eureka/spring-cloud-eureka-feign-client-integration-test/pom.xml

@@ -82,4 +82,16 @@
 
     </dependencies>
 
+    <build>
+        <plugins>
+            <plugin>
+                <artifactId>maven-surefire-plugin</artifactId>
+                <configuration>
+                    <forkCount>1</forkCount>
+                    <reuseForks>true</reuseForks>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+
 </project>

spring-cloud/spring-cloud-eureka/spring-cloud-eureka-feign-client-integration-test/src/test/java/com/baeldung/spring/cloud/client/EurekaContainerConfig.java

@@ -1,14 +1,18 @@
 package com.baeldung.spring.cloud.client;
 
 import org.jetbrains.annotations.NotNull;
+import org.springframework.boot.test.context.TestConfiguration;
 import org.springframework.boot.test.util.TestPropertyValues;
 import org.springframework.context.ApplicationContextInitializer;
 import org.springframework.context.ConfigurableApplicationContext;
+import org.springframework.test.context.ActiveProfiles;
 import org.testcontainers.containers.GenericContainer;
 import org.testcontainers.lifecycle.Startables;
 
 import java.util.stream.Stream;
 
+@TestConfiguration
+@ActiveProfiles("eureka-test")
 public class EurekaContainerConfig {
 
     public static class Initializer implements ApplicationContextInitializer<ConfigurableApplicationContext> {

spring-cloud/spring-cloud-eureka/spring-cloud-eureka-feign-client-integration-test/src/test/java/com/baeldung/spring/cloud/client/LoadBalancerBooksClientIntegrationTest.java

@@ -22,7 +22,7 @@ import static java.util.Arrays.asList;
 import static org.junit.jupiter.api.Assertions.assertTrue;
 
 @SpringBootTest
-@ActiveProfiles("test")
+@ActiveProfiles("ribbon-test")
 @EnableConfigurationProperties
 @ExtendWith(SpringExtension.class)
 @ContextConfiguration(classes = { RibbonTestConfig.class })

spring-cloud/spring-cloud-eureka/spring-cloud-eureka-feign-client-integration-test/src/test/java/com/baeldung/spring/cloud/client/RibbonTestConfig.java

@@ -7,11 +7,13 @@ import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.test.context.TestConfiguration;
 import org.springframework.cloud.netflix.ribbon.StaticServerList;
 import org.springframework.context.annotation.Bean;
+import org.springframework.test.context.ActiveProfiles;
 
 import static com.github.tomakehurst.wiremock.core.WireMockConfiguration.options;
 
 @TestConfiguration
-public class RibbonTestConfig extends WireMockConfig {
+@ActiveProfiles("ribbon-test")
+public class RibbonTestConfig {
 
     @Autowired
     private WireMockServer mockBooksService;
@@ -19,6 +21,11 @@ public class RibbonTestConfig extends WireMockConfig {
     @Autowired
     private WireMockServer secondMockBooksService;
 
+    @Bean(initMethod = "start", destroyMethod = "stop")
+    public WireMockServer mockBooksService() {
+        return new WireMockServer(options().dynamicPort());
+    }
+
     @Bean(name="secondMockBooksService", initMethod = "start", destroyMethod = "stop")
     public WireMockServer secondBooksMockService() {
         return new WireMockServer(options().dynamicPort());

spring-cloud/spring-cloud-eureka/spring-cloud-eureka-feign-client-integration-test/src/test/java/com/baeldung/spring/cloud/client/ServiceDiscoveryBooksClientIntegrationTest.java

@@ -25,7 +25,7 @@ import static org.junit.jupiter.api.Assertions.assertEquals;
 @ExtendWith(SpringExtension.class)
 @SpringBootTest(classes = Application.class, webEnvironment =  SpringBootTest.WebEnvironment.RANDOM_PORT)
 @ContextConfiguration(classes = { MockBookServiceConfig.class }, initializers = { EurekaContainerConfig.Initializer.class })
-class EurekaBooksClientIntegrationTest {
+class ServiceDiscoveryBooksClientIntegrationTest {
 
     @Autowired
     private BooksClient booksClient;

spring-cloud/spring-cloud-eureka/spring-cloud-eureka-feign-client-integration-test/src/test/java/com/baeldung/spring/cloud/client/WireMockConfig.java

@@ -3,8 +3,10 @@ package com.baeldung.spring.cloud.client;
 import com.github.tomakehurst.wiremock.WireMockServer;
 import org.springframework.boot.test.context.TestConfiguration;
 import org.springframework.context.annotation.Bean;
+import org.springframework.test.context.ActiveProfiles;
 
 @TestConfiguration
+@ActiveProfiles("test")
 public class WireMockConfig {
 
     @Bean(initMethod = "start", destroyMethod = "stop")

spring-cloud/spring-cloud-eureka/spring-cloud-eureka-feign-client-integration-test/src/test/resources/application-ribbon-test.yml

@@ -0,0 +1,3 @@
+eureka:
+  client:
+    enabled: false