Extracted test configuration in its own class

src/test/java/ch/martinelli/vj/TestVjApplication.java

@@ -1,23 +1,12 @@
 package ch.martinelli.vj;
 
 import org.springframework.boot.SpringApplication;
-import org.springframework.boot.test.context.TestConfiguration;
-import org.springframework.boot.testcontainers.service.connection.ServiceConnection;
-import org.springframework.context.annotation.Bean;
-import org.testcontainers.containers.PostgreSQLContainer;
-import org.testcontainers.utility.DockerImageName;
+import org.springframework.context.annotation.Import;
 
-@TestConfiguration(proxyBeanMethods = false)
+@Import(TestVjConfiguration.class)
 public class TestVjApplication {
 
-    @Bean
-    @ServiceConnection
-    PostgreSQLContainer<?> postgresContainer() {
-        return new PostgreSQLContainer<>(DockerImageName.parse("postgres:latest"));
-    }
-
     public static void main(String[] args) {
         SpringApplication.from(VjApplication::main).with(TestVjApplication.class).run(args);
     }
-
 }

src/test/java/ch/martinelli/vj/TestVjConfiguration.java

@@ -0,0 +1,18 @@
+package ch.martinelli.vj;
+
+import org.springframework.boot.test.context.TestConfiguration;
+import org.springframework.boot.testcontainers.service.connection.ServiceConnection;
+import org.springframework.context.annotation.Bean;
+import org.testcontainers.containers.PostgreSQLContainer;
+import org.testcontainers.utility.DockerImageName;
+
+@TestConfiguration(proxyBeanMethods = false)
+public class TestVjConfiguration {
+
+    @Bean
+    @ServiceConnection
+    PostgreSQLContainer<?> postgresContainer() {
+        return new PostgreSQLContainer<>(DockerImageName.parse("postgres:latest"));
+    }
+
+}

src/test/java/ch/martinelli/vj/ui/KaribuTest.java

@@ -1,6 +1,6 @@
 package ch.martinelli.vj.ui;
 
-import ch.martinelli.vj.TestVjApplication;
+import ch.martinelli.vj.TestVjConfiguration;
 import com.github.mvysny.kaributesting.mockhttp.MockRequest;
 import com.github.mvysny.kaributesting.v10.MockVaadin;
 import com.github.mvysny.kaributesting.v10.Routes;
@@ -23,7 +23,7 @@
 import java.util.List;
 import java.util.stream.Collectors;
 
-@Import(TestVjApplication.class)
+@Import(TestVjConfiguration.class)
 @SpringBootTest
 public abstract class KaribuTest {
 

src/test/java/ch/martinelli/vj/ui/PlaywrightIT.java

@@ -1,6 +1,6 @@
 package ch.martinelli.vj.ui;
 
-import ch.martinelli.vj.TestVjApplication;
+import ch.martinelli.vj.TestVjConfiguration;
 import com.microsoft.playwright.*;
 import org.junit.jupiter.api.AfterAll;
 import org.junit.jupiter.api.AfterEach;
@@ -11,7 +11,7 @@
 import org.springframework.context.annotation.Import;
 
 
-@Import(TestVjApplication.class)
+@Import(TestVjConfiguration.class)
 @SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT)
 public abstract class PlaywrightIT {