def test_equal_6(self): self.assertEqual(to_binary(10), '1010')
def test_equal_4(self): self.assertEqual(to_binary(5), '101')
def test_equal_5(self): self.assertEqual(to_binary(7), '111')
def test_equal_1(self): self.assertEqual(to_binary(2), '10')
def test_equal_9(self): self.assertEqual(to_binary(1000), '1111101000')
def test_equal_11(self): self.assertEqual(to_binary(-1000), '11111111111111111111110000011000')
def test_equal_10(self): self.assertEqual(to_binary(-15), '11111111111111111111111111110001')
def test_equal_8(self): self.assertEqual(to_binary(0), '0')
def test_equal_7(self): self.assertEqual(to_binary(-3), '11111111111111111111111111111101')
def test_equal_13(self): self.assertEqual(to_binary(999999), '11110100001000111111')
def test_equal_2(self): self.assertEqual(to_binary(3), '11')
def test_equal_3(self): self.assertEqual(to_binary(4), '100')