feat: spotlessApply, added more test

Author: XavierCruz5106

lesson_16/objects/objects_app/src/test/java/com/codedifferently/lesson16/xaviercruz/PersonTest.java

@@ -37,6 +37,12 @@ public void testGetPosition() {
     assertEquals(Position.ARSONIST, person.getPosition());
   }
 
+  @Test
+  public void testUpdatePosition() {
+    person.updatePosition(Position.SOFTWARE_DEV);
+    assertEquals(Position.SOFTWARE_DEV, person.getPosition());
+  }
+
   @Test
   public void testGetTraits() {
     assertEquals(
@@ -134,4 +140,10 @@ public void testAddToTraitsList_Exception() {
           person2.addToTraits(traits);
         });
   }
+
+  @Test
+  public void testGetTraits_PersonStringArray() {
+    Person person2 = new Person(null, 0, null, new String[] {"test"}, null);
+    assertEquals(new ArrayList<>(Arrays.asList("test")), person2.getTraits());
+  }
 }