migrate _19 test to Junit5

fishercoder1534 · fishercoder1534 · commit 777f91943e8d · 2024-01-31T14:40:10.000-08:00
diff --git a/src/test/java/com/fishercoder/_19Test.java b/src/test/java/com/fishercoder/_19Test.java
@@ -3,19 +3,19 @@
 import com.fishercoder.common.classes.ListNode;
 import com.fishercoder.common.utils.LinkedListUtils;
 import com.fishercoder.solutions._19;
-import org.junit.BeforeClass;
-import org.junit.Test;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
 
-import static org.junit.Assert.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertEquals;
 
 public class _19Test {
     private static _19.Solution1 solution1;
     private static _19.Solution3 solution3;
     private static ListNode head;
     private static ListNode expected;
 
-    @BeforeClass
-    public static void setup() {
+    @BeforeEach
+    public void setup() {
         solution1 = new _19.Solution1();
         solution3 = new _19.Solution3();
     }
