def testRemove(self):
linkedList = DblLinkedList()
linkedList.addLast(2)
linkedList.addLast(3)
linkedList.addLast(5)
self.assertEqual(5, linkedList.remove(5))
self.assertEqual(2, linkedList.getSize())
def testRemoveAtIndex(self):
linkedList = DblLinkedList()
linkedList.addLast(2)
linkedList.addLast(3)
linkedList.addLast(5)
self.assertEqual(3, linkedList.removeAtIndex(1))
self.assertEqual(2, linkedList.getSize())
def testRemoveLast(self):
linkedList = DblLinkedList()
linkedList.addLast(2)
linkedList.addLast(3)
self.assertEqual(3, linkedList.removeLast())
self.assertEqual(1, linkedList.getSize())
