codewars_challenges/Python/3 kyu/Calculator/test_evaluate.py at master · newtonsspawn/codewars_challenges · GitHub

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from unittest import TestCase

from evaluate import Calculator

calc = Calculator()


class TestCalculator(TestCase):

    def test_evaluate_01(self):
        self.assertEqual(calc.evaluate(string='127'), 127)

    def test_evaluate_02(self):
        self.assertEqual(calc.evaluate(string='2 + 3'), 5)

    def test_evaluate_03(self):
        self.assertEqual(calc.evaluate(string='2 - 3 - 4'), -5)

    def test_evaluate_04(self):
        self.assertEqual(calc.evaluate(string='10 * 5 / 2'), 25)

    def test_evaluate_05(self):
        self.assertEqual(calc.evaluate(string='2 / 2 + 3 * 4 - 6'), 7)

    def test_evaluate_06(self):
        self.assertEqual(calc.evaluate(string='2 + 3 * 4 / 3 - 6 / 3 * 3 + 8'),
                         8)

    def test_evaluate_07(self):
        self.assertEqual(calc.evaluate(string='1.1 + 2.2 + 3.3'), 6.6)

    def test_evaluate_08(self):
        self.assertEqual(calc.evaluate(string='1.1 * 2.2 * 3.3'), 7.986)