def test_empty(self):
self.assertEqual([], selection.normalize([]))
def test_one(self):
nums = [9]
self.assertEqual([1.0], selection.normalize(nums))
def test_multiple(self):
nums = [1, 2, 3]
norm_nums = selection.normalize(nums)
self.assertAlmostEqual(1 / float(6), norm_nums[0])
self.assertAlmostEqual(2 / float(6), norm_nums[1])
self.assertAlmostEqual(3 / float(6), norm_nums[2])
