Minor refactoring

Author: jabrena

examples/spring-boot-demo/implementation/src/test/java/info/jab/ms/MainApplicationTest.java

@@ -1,17 +1,15 @@
 package info.jab.ms;
 
+import info.jab.ms.common.PostgreSQLTestBase;
 import org.junit.jupiter.api.DisplayName;
 import org.junit.jupiter.api.Test;
-import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
-import org.springframework.boot.autoconfigure.jdbc.DataSourceAutoConfiguration;
 import org.springframework.boot.test.context.SpringBootTest;
 
 import static org.assertj.core.api.Assertions.assertThat;
 
 @SpringBootTest
-@EnableAutoConfiguration(exclude = {DataSourceAutoConfiguration.class})
 @DisplayName("Main Application Integration Tests")
-class MainApplicationTest {
+class MainApplicationTest extends PostgreSQLTestBase {
 
     @Test
     void contextLoads() {