feat: changed ArrayList to List, added BeforeEach

Author: XavierCruz5106

lesson_16/objects/objects_app/src/main/java/com/codedifferently/lesson16/xaviercruz/Person.java

@@ -12,7 +12,7 @@ public class Person {
   private Color eyeColor;
   private final int max_traits = 10;
 
-  public Person(String name, int age, Position position, ArrayList<String> traits, Color eyeColor) {
+  public Person(String name, int age, Position position, List<String> traits, Color eyeColor) {
     this.name = name;
     this.age = age;
     this.position = position;

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

@@ -5,16 +5,22 @@
 
 import java.util.ArrayList;
 import java.util.Arrays;
+
+import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
 
 public class PersonTest {
-  Person person =
+  Person person;
+  @BeforeEach
+  public void setUp(){
+    person =
       new Person(
           "That one guy right there",
           25,
           Position.ARSONIST,
           new ArrayList<>(Arrays.asList("Tall", "Insane", "Funny", "something else here idk")),
           Color.RED);
+  }
 
   @Test
   public void testGetName() {