containerized app

Dockerfile

@@ -0,0 +1,4 @@
+FROM azul/zulu-openjdk:17-latest
+ARG JAR_FILE=target/*.jar
+COPY ${JAR_FILE} app.jar
+ENTRYPOINT ["java","-jar","/app.jar"]

src/test/java/com/testcontainers/catalog/ContainersConfig.java

@@ -3,6 +3,7 @@
 import static org.testcontainers.utility.DockerImageName.parse;
 
 import com.testcontainers.catalog.domain.FileStorageService;
+import net.bytebuddy.asm.Advice;
 import org.springframework.boot.ApplicationRunner;
 import org.springframework.boot.test.context.TestConfiguration;
 import org.springframework.boot.testcontainers.service.connection.ServiceConnection;
@@ -11,33 +12,40 @@
 import org.springframework.test.context.DynamicPropertyRegistry;
 import org.testcontainers.containers.GenericContainer;
 import org.testcontainers.containers.KafkaContainer;
+import org.testcontainers.containers.Network;
 import org.testcontainers.containers.PostgreSQLContainer;
 import org.testcontainers.containers.localstack.LocalStackContainer;
+import org.testcontainers.containers.wait.strategy.Wait;
 import org.testcontainers.elasticsearch.ElasticsearchContainer;
+import org.testcontainers.lifecycle.Startables;
 import org.testcontainers.utility.MountableFile;
 
 @TestConfiguration(proxyBeanMethods = false)
 public class ContainersConfig {
 
+    static Network network = Network.newNetwork();
+
     @Bean
     @ServiceConnection
     PostgreSQLContainer<?> postgresContainer() {
         PostgreSQLContainer<?> selfPostgreSQLContainer =
-                new PostgreSQLContainer<>(parse("postgres:16-alpine"));
-
-
+                new PostgreSQLContainer<>(parse("postgres:16-alpine"))
+                        .withNetwork(network).withNetworkAliases("postgres");
         return selfPostgreSQLContainer;
     }
 
     @Bean
     @ServiceConnection
     KafkaContainer kafkaContainer() {
-        return new KafkaContainer(parse("confluentinc/cp-kafka:7.5.0")).withReuse(true);
+        return new KafkaContainer(parse("confluentinc/cp-kafka:7.5.0"))
+                .withReuse(true).withNetwork(network).withNetworkAliases("kafka");
+
     }
 
     @Bean("localstackContainer")
     LocalStackContainer localstackContainer(DynamicPropertyRegistry registry) {
-        LocalStackContainer localStack = new LocalStackContainer(parse("localstack/localstack:2.3")).withReuse(true);
+        LocalStackContainer localStack = new LocalStackContainer(parse("localstack/localstack:2.3"))
+                .withNetwork(network).withNetworkAliases("localstack").withReuse(true);
         registry.add("spring.cloud.aws.credentials.access-key", localStack::getAccessKey);
         registry.add("spring.cloud.aws.credentials.secret-key", localStack::getSecretKey);
         registry.add("spring.cloud.aws.region.static", localStack::getRegion);