def test_fail_should_not_accept_none_as_argument(self):
with self.assertRaises(ValueError):
convert_to_bin(None)
with self.assertRaises(ValueError):
convert_to_hex(None)
def test_fail_should_not_convert_special_char_str(self):
with self.assertRaises(ValueError):
convert_to_bin("#$%&/(")
with self.assertRaises(ValueError):
convert_to_hex("#$%&/(")
def test_fail_should_not_accept_empty_str(self):
with self.assertRaises(ValueError):
convert_to_bin("")
with self.assertRaises(ValueError):
convert_to_hex("")
def test_fail_should_not_convert_floating_point_numbers(self):
with self.assertRaises(ValueError):
convert_to_bin(5.0)
with self.assertRaises(ValueError):
convert_to_hex(5.0)
def test_fail_should_not_convert_alpha_str(self):
with self.assertRaises(ValueError):
convert_to_bin("hello")
with self.assertRaises(ValueError):
convert_to_hex("hello")
def test_fail_should_not_convert_negative_numbers(self):
with self.assertRaises(ValueError):
convert_to_bin(-1)
with self.assertRaises(ValueError):
convert_to_hex(-1)
def test_pass_can_convert_large_numbers(self):
self.assertEqual("1000000000000000000000000000000000000",
convert_to_bin(68719476736))
self.assertEqual("1000000000", convert_to_hex(68719476736))
def test_pass_can_convert_string_with_leading_zeros(self):
self.assertEqual("1101", convert_to_bin("0013"))
self.assertEqual("D", convert_to_hex("0013"))
def test_pass_can_convert_zero(self):
self.assertEqual("0", convert_to_bin(0))
self.assertEqual("0", convert_to_hex(0))
def test_pass_can_convert_positive_integer_number(self):
self.assertEqual("11100", convert_to_bin(28))
self.assertEqual("1C", convert_to_hex(28))