def testLLStack(self):
stack_ll = StackLL()
self.assertIsNone(stack_ll.peek())
self.assertEqual(stack_ll.size(), 0)
self.assertTrue(stack_ll.is_empty())
stack_ll.push("Marcus")
stack_ll.push(5)
stack_ll.push(False)
stack_ll.push(67.128)
stack_ll.push("Carlos")
stack_ll.push(StackLLNode)
stack_ll.push(8)
self.assertFalse(stack_ll.is_empty())
self.assertEqual(stack_ll.peek(), 8)
self.assertEqual(stack_ll.size(), 7)
stack_ll.pop()
stack_ll.pop()
stack_ll.pop()
self.assertFalse(stack_ll.is_empty())
self.assertEqual(stack_ll.peek(), 67.128)
self.assertEqual(stack_ll.size(), 4)
self.assertEqual(str(stack_ll), "['Marcus', 5, False, 67.128]")
stack_ll.pop()
stack_ll.pop()
stack_ll.pop()
stack_ll.pop()
stack_ll.pop()
stack_ll.pop()
self.assertIsNone(stack_ll.peek())
self.assertEqual(stack_ll.size(), 0)
self.assertTrue(stack_ll.is_empty())
def testLLStack(self):
stack_ll = StackLL()
self.assertIsNone(stack_ll.peek())
self.assertEqual(stack_ll.size(),0)
self.assertTrue(stack_ll.is_empty())
stack_ll.push("Marcus")
stack_ll.push(5)
stack_ll.push(False)
stack_ll.push(67.128)
stack_ll.push("Carlos")
stack_ll.push(StackLLNode)
stack_ll.push(8)
self.assertFalse(stack_ll.is_empty())
self.assertEqual(stack_ll.peek(), 8)
self.assertEqual(stack_ll.size(), 7)
stack_ll.pop()
stack_ll.pop()
stack_ll.pop()
self.assertFalse(stack_ll.is_empty())
self.assertEqual(stack_ll.peek(), 67.128)
self.assertEqual(stack_ll.size(), 4)
self.assertEqual(str(stack_ll), "['Marcus', 5, False, 67.128]")
stack_ll.pop()
stack_ll.pop()
stack_ll.pop()
stack_ll.pop()
stack_ll.pop()
stack_ll.pop()
self.assertIsNone(stack_ll.peek())
self.assertEqual(stack_ll.size(),0)
self.assertTrue(stack_ll.is_empty())
