class TestCalc(unittest.TestCase): def setUp(self): self.a = 13 self.b = 2 self.calc = Calculator(self.a, self.b) def test_sum(self): self.assertEqual(self.calc.sum(), 15) def test_sub(self): self.assertEqual(self.calc.sub(), 11) def test_mul(self): self.assertEqual(self.calc.mul(), 26) def test_div(self): self.assertEqual(self.calc.div(), 13 / 2)
def test_substract_larger_number_from_smaller_obtains_difference(self): calc = Calculator() res = calc.sub(5, 55) self.assertEqual(-50, res)