Method sizeTest

test/QueueHelper.java:16–21

(Queue<Object> q)

  }
  
  public static void sizeTest(Queue<Object> q) {
    verify(q.size() == 0);
    
    q.add(new Object());
    verify(q.size() == 1);
  }
  
  public static void isEmptyTest(Queue<Object> q) {
    verify(q.isEmpty());