def test_eval_4 (self) : v = collatz_eval(900, 1000) self.assertEqual(v, 174)
def test_eval_2 (self) : v = collatz_eval(100, 200) self.assertEqual(v, 125)
def test_eval_3 (self) : v = collatz_eval(201, 210) self.assertEqual(v, 89)
def test_eval_6 (self) : v = collatz_eval(200, 100) self.assertEqual(v, 89)
def test_eval_1 (self) : v = collatz_eval(1, 10) self.assertEqual(v, 20)
def test_eval_5 (self) : v = collatz_eval(1000, 900) self.assertEqual(v, 174)
def test_eval_4(self): v = collatz_eval(900, 1000) self.assertEqual(v, 174)
def test_eval_3(self): v = collatz_eval(201, 210) self.assertEqual(v, 89)
def test_eval_2(self): v = collatz_eval(100, 200) self.assertEqual(v, 125)
def test_eval_1(self): v = collatz_eval(1, 10) self.assertEqual(v, 20)