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StackImplUsingLinkedListTest.py
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43 lines (32 loc) · 954 Bytes
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from StackImplUsingLinkedList import Stack
import unittest
class StackImplUsingLinkedListTest(unittest.TestCase):
def test_push(self):
myStack = Stack()
myStack.push(5)
self.assertEqual(myStack.topElement(), 5)
# print(myStack.topElement())
def test_topElement(self):
myStack = Stack()
myStack.push(10)
self.assertEqual(myStack.topElement(), 10)
def test_topElement_stackEmpty(self):
myStack = Stack()
self.assertEqual(myStack.topElement(), "Stack empty")
def test_pop(self):
myStack = Stack()
myStack.push(10)
self.assertEqual(myStack.pop().data, 10)
# print(myStack.pop().data)
def test_stackUnderflow(self):
myStack = Stack()
self.assertEqual(myStack.pop(), "Stack empty")
def test_isEmpty(self):
myStack = Stack()
self.assertTrue(myStack.isEmpty())
def test_isNotEmpty(self):
myStack = Stack()
myStack.push(10)
self.assertFalse(myStack.isEmpty())
if __name__ == '__main__':
unittest.main()