示例#1
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    def test_zero_is_an_error(self):

        with self.assertRaises(ValueError) as err:
            steps(0)
        self.assertEqual(type(err.exception), ValueError)
        self.assertEqual(err.exception.args[0],
                         "Only positive integers are allowed")
    def test_negative_value_is_an_error(self):

        with self.assertRaises(ValueError) as err:
            steps(-15)
        self.assertEqual(type(err.exception), ValueError)
        self.assertEqual(err.exception.args[0],
                         "Only positive numbers are allowed")
 def test_load(self):
     for n, exp in [
             (19, 20), (27, 111), (97, 118), (871, 178),
             (6171, 261), (77031, 350), (837_799, 524),
             (8_400_511, 685), (63_728_127, 949), (670_617_279, 986),
             (9_780_657_630, 1132), (75_128_138_247, 1228),
             (989_345_275_647, 1348),
             (7_887_663_552_367, 1563),
             (80_867_137_596_217, 1662),
             (134_345_724_286_089, 1823),
             (530_149_921_398_649, 1856),
             (942_488_749_153_153, 1862),
             (1_675_535_554_050_049, 1868),
             (3_586_720_916_237_671, 1895),
             (4_320_515_538_764_287, 1903),
             (4_861_718_551_722_727, 1916),
             (12_769_884_180_266_527, 2039),
             (17_026_512_240_355_369, 2042),
             (7_579_309_213_675_935, 1958),
             (93_571_393_692_802_302, 2091),
             (372_975_273_994_315_489, 2261),
             (931_386_509_544_713_451, 2283),
             (1_339_302_163_616_345_727, 2330),
             (1_278_775_404_785_934_855, 2286),
     ]:
         self.assertEqual(steps(n), exp) 
 def test_zero_steps_for_one(self):
     self.assertEqual(steps(1), 0)
 def test_negative_value_is_an_error(self):
     with self.assertRaisesWithMessage(ValueError):
         steps(-15)
 def test_zero_is_an_error(self):
     with self.assertRaisesWithMessage(ValueError):
         steps(0)
 def test_large_number_of_even_and_odd_steps(self):
     self.assertEqual(steps(1000000), 152)
 def test_even_and_odd_steps(self):
     self.assertEqual(steps(12), 9)
 def test_divide_if_even(self):
     self.assertEqual(steps(16), 4)
 def test_this_out(self):
     self.assertEqual(steps(12), 9)
示例#11
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 def test_zero_steps_for_one(self):
     self.assertEqual(steps(1), 0)
示例#12
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 def test_negative_value_is_an_error(self):
     with self.assertRaisesWithMessage(ValueError):
         steps(-15)
示例#13
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 def test_zero_is_an_error(self):
     with self.assertRaisesWithMessage(ValueError):
         steps(0)
示例#14
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 def test_large_number_of_even_and_odd_steps(self):
     self.assertEqual(steps(1000000), 152)
示例#15
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 def test_even_and_odd_steps(self):
     self.assertEqual(steps(12), 9)
示例#16
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 def test_divide_if_even(self):
     self.assertEqual(steps(16), 4)