def test_one_returns_empty_list(self): self.assertEqual([], PrimeFactors.factorize(1))
def test_ten_returns_two_by_five(self): self.assertEqual([2, 5], PrimeFactors.factorize(10))
def test_nine_returns_three_to_two(self): self.assertEqual([3, 3], PrimeFactors.factorize(9))
def test_four_returns_two_to_two(self): self.assertEqual([2, 2], PrimeFactors.factorize(4))
def test_three_returns_three(self): self.assertEqual([3], PrimeFactors.factorize(3))
def test_two_returns_two(self): self.assertEqual([2], PrimeFactors.factorize(2))