@Test
public void testEnqueue() {
System.out.println("enqueue");
// [].enqueue(1) -> [1]
int elem = 1;
ADTQueue instance = ADTQueue.createQ();
ADTQueue expResult = ADTQueue.createQ().enqueue(1);
ADTQueue result = instance.enqueue(elem);
assertEquals(expResult, result);
// fail("The test case is a prototype.");
// [1].enqueue(2) -> [2,1]
int elem2 = 2;
ADTQueue instance2 = ADTQueue.createQ().enqueue(1);
ADTQueue expResult2 = ADTQueue.createQ().enqueue(1).enqueue(2);
ADTQueue result2 = instance2.enqueue(elem2);
assertEquals(expResult2, result2);
// [2,1].enqueue(3) -> [3,2,1]
int elem3 = 3;
ADTQueue instance3 = ADTQueue.createQ().enqueue(1).enqueue(2);
ADTQueue expResult3 = ADTQueue.createQ().enqueue(1).enqueue(2).enqueue(3);
ADTQueue result3 = instance3.enqueue(elem3);
assertEquals(expResult3, result3);
}
