retest jpatest works

src/main/java/jpa/JpaTest.java

@@ -20,7 +20,7 @@ public class JpaTest {
 	 * @param args
 	 */
 	public static void main(String[] args) {
-			EntityManager manager = EntityManagerHelper.getEntityManager();
+        EntityManager manager = EntityManagerHelper.getEntityManager();
 
 		JpaTest test = new JpaTest(manager);
 

src/main/java/metier/Session.java

@@ -20,6 +20,8 @@ public class Session implements Serializable {
 
     @OneToMany(mappedBy="session")
     private List<Quizz> quizzs = new ArrayList<>();
+
+    @ManyToMany(mappedBy = "session")
     private List<Utilisateur> utilisateurs = new ArrayList<>();
     private String theme;
 

src/main/java/metier/Utilisateur.java

@@ -24,7 +24,7 @@ public class Utilisateur implements Serializable {
     @JoinTable(
             name="utilisateur_session",
             joinColumns = @JoinColumn(name="utilisateur_id"),
-            inverseJoinColumns = @JoinColumn(name = "session_pin")
+            inverseJoinColumns = @JoinColumn(name = "session_codePIN")
     )
     private List<Session> session= new ArrayList<>();;