JAVA-10379 Fix tests in hibernate-mapping-2 module

persistence-modules/hibernate-mapping-2/pom.xml

@@ -3,7 +3,7 @@
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
-    <artifactId>hibernate-mapping-2y</artifactId>
+    <artifactId>hibernate-mapping-2</artifactId>
     <version>0.1-SNAPSHOT</version>
     <name>hibernate-mapping-2</name>
 

persistence-modules/hibernate-mapping-2/src/test/java/com/baeldung/hibernate/manytomany/HibernateManyToManyAnnotationJavaConfigMainIntegrationTest.java

@@ -45,6 +45,13 @@ public class HibernateManyToManyAnnotationJavaConfigMainIntegrationTest {
         projects.add(new Project("Networking Project"));
         session.persist(new Employee("Peter", "Oven", projects));
         session.persist(new Employee("Allan", "Norman", projects));
+        
+        Set<Employee> employees = new HashSet<Employee>();
+        employees.add(new Employee("Sam", "Curran"));
+        employees.add(new Employee("Tom", "Curran"));
+        Project project = new Project("Database Project");
+        project.setEmployees(employees);
+        session.persist(project);
     }
 
 }

persistence-modules/hibernate-mapping-2/src/test/java/com/baeldung/hibernate/manytomany/HibernateManyToManyAnnotationMainIntegrationTest.java

@@ -1,7 +1,7 @@
 package com.baeldung.hibernate.manytomany;
 
-import static junit.framework.TestCase.assertEquals;
 import static org.junit.Assert.assertNotNull;
+import static org.junit.jupiter.api.Assertions.assertEquals;
 
 import java.util.HashSet;
 import java.util.List;
@@ -23,60 +23,66 @@ import com.baeldung.manytomany.util.HibernateUtil;
  * Configured in: manytomany.cfg.xml
  */
 public class HibernateManyToManyAnnotationMainIntegrationTest {
-    private static SessionFactory sessionFactory;
+	private static SessionFactory sessionFactory;
 
-    private Session session;
+	private Session session;
 
-    @BeforeClass
+	@BeforeClass
-    public static void beforeTests() {
+	public static void beforeTests() {
-        sessionFactory = HibernateUtil.getSessionFactory();
+		sessionFactory = HibernateUtil.getSessionFactory();
-    }
+	}
 
-    @Before
+	@Before
-    public void setUp() {
+	public void setUp() {
-        session = sessionFactory.openSession();
+		session = sessionFactory.openSession();
-        session.beginTransaction();
+		session.beginTransaction();
-    }
+	}
 
-    @Test
+	@Test
-    public void givenData_whenInsert_thenCreatesMtoMrelationship() {
-        String[] employeeData = { "Peter Oven", "Allan Norman" };
-        String[] projectData = { "IT Project", "Networking Project" };
-        Set<Project> projects = new HashSet<Project>();
-
-        for (String proj : projectData) {
-            projects.add(new Project(proj));
-        }
-
-        for (String emp : employeeData) {
-            Employee employee = new Employee(emp.split(" ")[0], emp.split(" ")[1]);
-            assertEquals(0, employee.getProjects().size());
-            employee.setProjects(projects);
-            session.persist(employee);
-            assertNotNull(employee);
-        }
-    }
-
-    @Test
     public void givenSession_whenRead_thenReturnsMtoMdata() {
+		prepareData();
+       	@SuppressWarnings("unchecked")
+		List<Employee> employeeList = session.createQuery("FROM Employee").list();
         @SuppressWarnings("unchecked")
-        List<Employee> employeeList = session.createQuery("FROM Employee").list();
+		List<Project> projectList = session.createQuery("FROM Project").list();
         assertNotNull(employeeList);
+        assertNotNull(projectList);
+        assertEquals(2, employeeList.size());
+        assertEquals(2, projectList.size());
+        
         for(Employee employee : employeeList) {
             assertNotNull(employee.getProjects());
         }
+        for(Project project : projectList) {
+            assertNotNull(project.getEmployees());
+        }
     }
 
-    @After
+	private void prepareData() {
-    public void tearDown() {
+		String[] employeeData = { "Peter Oven", "Allan Norman" };
-        session.getTransaction()
+		String[] projectData = { "IT Project", "Networking Project" };
-            .commit();
+		Set<Project> projects = new HashSet<Project>();
-        session.close();
-    }
 
-    @AfterClass
+		for (String proj : projectData) {
-    public static void afterTests() {
+			projects.add(new Project(proj));
-        sessionFactory.close();
+		}
-    }
+
+		for (String emp : employeeData) {
+			Employee employee = new Employee(emp.split(" ")[0], emp.split(" ")[1]);
+			employee.setProjects(projects);
+			session.persist(employee);
+		}
+	}
+	
+	@After
+	public void tearDown() {
+		session.getTransaction().commit();
+		session.close();
+	}
+
+	@AfterClass
+	public static void afterTests() {
+		sessionFactory.close();
+	}
 
 }