def __init__(self, list):
previous = None
for data in list:
node = Node()
node.number = data
if previous != None:
previous.nextPointer = node
previous = node
if self.head == None:
self.head = node
def reverse(node):
if(node == None):
print("Called reverse on None")
print("reverse is returning from being called on None")
return None
else:
print("Called reverse on " +str(node.number))
reverseOfRemainder = reverse(node.nextPointer)
if node.nextPointer == None:
print("reverse returned from being called on None")
else:
print("reverse returned from being called on "+ str(node.nextPointer.number))
newAppend = Node()
newAppend.number = node.number
newAppend.nextPointer = None
reverseList = append(reverseOfRemainder,newAppend)
print("reverse is returning from being called on "+ str(node.number))
printList(reverseList)
return reverseList
def test_node_numberStoresData(self): node = Node() expected = "expected result" node.number = "expected result" self.assertEquals(expected, node.number, "Setting a Node's data should succeed")
def test_removeNext_nextIsNull_succeeds(self): node = Node() node.nextPointer = None node.removeNext()