Fixed test code after merge from master.

persistence-modules/spring-persistence-simple/pom.xml

@@ -72,6 +72,12 @@
             <version>${org.springframework.version}</version>
             <scope>test</scope>
         </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-test</artifactId>
+            <scope>test</scope>
+            <version>${spring-boot-starter.version}</version>
+        </dependency>
         <dependency>
             <groupId>org.mockito</groupId>
             <artifactId>mockito-core</artifactId>

persistence-modules/spring-persistence-simple/src/test/java/com/baeldung/transactional/TransactionalDetectionTest.java

@@ -1,9 +1,8 @@
 package com.baeldung.transactional;
 
-import com.baeldung.persistence.service.transactional.PersistenceTransactionalTestConfig;
 import org.junit.Test;
 import org.junit.runner.RunWith;
-import org.springframework.test.context.ContextConfiguration;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
 import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
 import org.springframework.transaction.annotation.Transactional;
 import org.springframework.transaction.support.TransactionSynchronizationManager;
@@ -11,7 +10,7 @@ import org.springframework.transaction.support.TransactionSynchronizationManager
 import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertTrue;
 
-@ContextConfiguration(classes = PersistenceTransactionalTestConfig.class)
+@SpringBootApplication
 @RunWith(SpringJUnit4ClassRunner.class)
 public class TransactionalDetectionTest {