def test_power_recursive(self): print("power_recursive") self.assertEqual(1, Exponentiation.power_recursive(0.0, 0)) self.assertEqual(1024, Exponentiation.power_recursive(2, 10)) self.assertEqual(15.625, Exponentiation.power_recursive(2.5, 3)) self.assertEqual(81129638414606681695789005144064.0, Exponentiation.power_recursive(2, 106))
def test_power_recursive_time(self): print("Time of recursive exponentiation (O(n)): "), start = time.clock() counter4 = 0 for i in range(1, 3000): counter4 += Exponentiation.power_recursive(13, i) end = time.clock() print(str(end - start) + " s\n") self.assertEqual(self.result, counter4)