def test_can_deal_with_parentheses(self):
task1 = "5 + ((1 + 2) * 4) - 3"
self.assertEqual(infix2postfix(task1), "5 1 2 + 4 * + 3 -")
task2 = "(5 + 3) * 12 / 3"
self.assertEqual(infix2postfix(task2), "5 3 + 12 * 3 /")
def test_can_deal_with_multiple_operators(self):
self.assertEqual(infix2postfix("2 + 3*5"), "2 3 5 * +")
def test_returns_correct_result(self):
self.assertEqual(infix2postfix("2 + 3"), "2 3 +")
def test_can_deal_with_parentheses(self):
task1 = '5 + ((1 + 2) * 4) - 3'
self.assertEqual(infix2postfix(task1), '5 1 2 + 4 * + 3 -')
task2 = '(5 + 3) * 12 / 3'
self.assertEqual(infix2postfix(task2), '5 3 + 12 * 3 /')
def test_can_deal_with_multiple_operators(self):
self.assertEqual(infix2postfix('2 + 3*5'), '2 3 5 * +')
def test_returns_correct_result(self):
self.assertEqual(infix2postfix('2 + 3'), '2 3 +')
