rearranged packages to include service and secondservice into gateway customfilters package, as they belong to that article

spring-cloud/spring-cloud-gateway/src/test/java/com/baeldung/springcloudgateway/customfilters/gatewayapp/CustomFiltersLiveTest.java

@@ -1,4 +1,4 @@
-package com.baeldung.springcloudgateway.customfilters;
+package com.baeldung.springcloudgateway.customfilters.gatewayapp;
 
 import static org.assertj.core.api.Assertions.assertThat;
 
@@ -11,7 +11,7 @@ import org.springframework.boot.web.server.LocalServerPort;
 import org.springframework.test.web.reactive.server.WebTestClient;
 import org.springframework.test.web.reactive.server.WebTestClient.ResponseSpec;
 
-import com.baeldung.springcloudgateway.customfilters.utils.LoggerListAppender;
+import com.baeldung.springcloudgateway.customfilters.gatewayapp.utils.LoggerListAppender;
 
 import ch.qos.logback.classic.spi.ILoggingEvent;
 

spring-cloud/spring-cloud-gateway/src/test/java/com/baeldung/springcloudgateway/customfilters/gatewayapp/utils/LoggerListAppender.java

@@ -1,4 +1,4 @@
-package com.baeldung.springcloudgateway.customfilters.utils;
+package com.baeldung.springcloudgateway.customfilters.gatewayapp.utils;
 
 import java.util.ArrayList;
 import java.util.List;

spring-cloud/spring-cloud-gateway/src/test/java/com/baeldung/springcloudgateway/customfilters/secondservice/SecondServiceIntegrationTest.java

@@ -0,0 +1,26 @@
+package com.baeldung.springcloudgateway.customfilters.secondservice;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.autoconfigure.web.reactive.WebFluxTest;
+import org.springframework.test.web.reactive.server.WebTestClient;
+
+import com.baeldung.springcloudgateway.customfilters.secondservice.web.SecondServiceRestController;
+
+@WebFluxTest(SecondServiceRestController.class)
+public class SecondServiceIntegrationTest {
+
+    @Autowired
+    private WebTestClient webClient;
+
+    @Test
+    public void whenResourceLanguageEndpointCalled_thenRetrievesSpanishLanguageString() throws Exception {
+        this.webClient.get()
+            .uri("/resource/language")
+            .exchange()
+            .expectStatus()
+            .isOk()
+            .expectBody(String.class)
+            .isEqualTo("es");
+    }
+}

spring-cloud/spring-cloud-gateway/src/test/java/com/baeldung/springcloudgateway/customfilters/secondservice/SpringContextTest.java

@@ -0,0 +1,12 @@
+package com.baeldung.springcloudgateway.customfilters.secondservice;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.boot.test.context.SpringBootTest;
+
+@SpringBootTest(classes = SecondServiceApplication.class)
+public class SpringContextTest {
+
+    @Test
+    public void whenSpringContextIsBootstrapped_thenNoExceptions() {
+    }
+}

spring-cloud/spring-cloud-gateway/src/test/java/com/baeldung/springcloudgateway/customfilters/service/ServiceIntegrationTest.java

@@ -0,0 +1,29 @@
+package com.baeldung.springcloudgateway.customfilters.service;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.autoconfigure.web.reactive.WebFluxTest;
+import org.springframework.http.HttpHeaders;
+import org.springframework.test.web.reactive.server.WebTestClient;
+
+import com.baeldung.springcloudgateway.customfilters.service.web.ServiceRestController;
+
+@WebFluxTest(ServiceRestController.class)
+public class ServiceIntegrationTest {
+
+    @Autowired
+    private WebTestClient webClient;
+
+    @Test
+    public void whenResourceEndpointCalled_thenRetrievesResourceStringWithContentLanguageHeader() throws Exception {
+        this.webClient.get()
+            .uri("/resource")
+            .exchange()
+            .expectStatus()
+            .isOk()
+            .expectHeader()
+            .valueEquals(HttpHeaders.CONTENT_LANGUAGE, "en")
+            .expectBody(String.class)
+            .isEqualTo("Service Resource");
+    }
+}

spring-cloud/spring-cloud-gateway/src/test/java/com/baeldung/springcloudgateway/customfilters/service/SpringContextTest.java

@@ -0,0 +1,12 @@
+package com.baeldung.springcloudgateway.customfilters.service;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.boot.test.context.SpringBootTest;
+
+@SpringBootTest(classes = ServiceApplication.class)
+public class SpringContextTest {
+
+    @Test
+    public void whenSpringContextIsBootstrapped_thenNoExceptions() {
+    }
+}