Add XP without level up test

src/test/java/re/forestier/edu/UnitTests.java

@@ -149,6 +149,7 @@ public class UnitTests {
         player adventurer1 =  new player("Adventurer", "Adv1", "ADVENTURER", 200, new ArrayList<>());
         player adventurer2 =  new player("Adventurer", "Adv1", "ADVENTURER", 200, new ArrayList<>());
 
+
         adventurer1.healthpoints = 50;
         adventurer2.healthpoints = 50;
 
@@ -163,5 +164,12 @@ public class UnitTests {
 
     }
 
+    @Test
+    @DisplayName("Test addXP without level up")
+    void testAddXpWithoutLevelUp() {
+        player player = new player("Florian", "Gnognak le Barbare", "ARCHER", 200, new ArrayList<>());
+        UpdatePlayer.addXp(player, 2);
+        assertThat(player.getXp(), is(2));
+    }
 
 }