Implements the RegNo feature

backend/src/test/java/ovh/herisson/Clyde/Repositories/UserRepoTest.java

@@ -24,6 +24,7 @@ public class UserRepoTest {
 
     @BeforeEach
     public void setup(){
+        userRepo.deleteAll();
         User herobrine = new User("brine","hero","admin@admin.com","in your WalLs","ShadowsLand", new GregorianCalendar(2005, 4, 3).getTime(), null, Role.Admin,"admin");
         userRepo.save(herobrine);
     }
@@ -34,8 +35,8 @@ public class UserRepoTest {
     }
     @Test
     public void usertest(){
-        Assert.assertEquals("brine", userRepo.findById(1).getLastName());
-        Assert.assertTrue(new GregorianCalendar(2005, 4, 3).getTime().equals(userRepo.findById(1).getBirthDate()));
+        Assert.assertEquals("brine", userRepo.findByEmail("admin@admin.com").getLastName());
+        Assert.assertTrue(new GregorianCalendar(2005, 4, 3).getTime().equals(userRepo.findByEmail("admin@admin.com").getBirthDate()));
     }
 
 }