Update ControlCommand

src/main/java/elevator/Schedule.java

@@ -12,8 +12,13 @@ public class Schedule {
         requests.add(request);
     }
 
-    public void delRequest(Request request){
-        requests.remove(request);
+    public void delRequest(int level){
+        for(Request r: requests){
+            if(r.level == level){
+                requests.remove(r);
+            }
+        }
+
     }
 
     public int nextLevel(int level, boolean upside){

src/test/java/elevator/TestSchedule.java

@@ -25,7 +25,7 @@ public class TestSchedule {
     public void TestRemoveRequest() {
         Request request = new Request(10);
         schedule.addRequest(request);
-        schedule.delRequest(request);
+        schedule.delRequest(10);
         assertFalse(schedule.getRequests().contains(request));
     }