def test_should_convert_bytearray_to_ICMPv6DestinationUnreachable_when_from_bytes_method_is_called(self):
# GIVEN
data = any_data()
# WHEN
icmpv6_dest_unreachable = ICMPv6DestinationUnreachable.from_bytes(
io.BytesIO(bytearray([0x00, 0x00, 0x00, 0x00]) + data))
# THEN
self.assertEqual(data, icmpv6_dest_unreachable.data)
def test_should_convert_bytearray_to_ICMPv6DestinationUnreachable_when_from_bytes_method_is_called(self):
# GIVEN
data = any_data()
# WHEN
icmpv6_dest_unreachable = ICMPv6DestinationUnreachable.from_bytes(
io.BytesIO(bytearray([0x00, 0x00, 0x00, 0x00]) + data))
# THEN
self.assertEqual(data, icmpv6_dest_unreachable.data)
def test_should_convert_ICMPv6DestinationUnreachable_to_bytearray_when_to_bytes_method_is_called(self):
# GIVEN
data = any_data()
icmpv6_dest_unreachable = ICMPv6DestinationUnreachable(data)
# WHEN
actual_data = icmpv6_dest_unreachable.to_bytes()
# THEN
self.assertEqual(bytearray([0x00, 0x00, 0x00, 0x00]) + data, actual_data)