def test_from_string_various(self):
uint160 = UInt160.from_string("11" * 20)
expected_data_uint160 = bytearray([0x11] * 20)
self.assertEqual(expected_data_uint160, uint160.to_array())
uint256 = UInt256.from_string("11" * 32)
expected_data_uint256 = bytearray([0x11] * 32)
self.assertEqual(expected_data_uint256, uint256.to_array())
uint160_from_bytes = UInt160.deserialize_from_bytes(
expected_data_uint160)
self.assertEqual(expected_data_uint160, uint160_from_bytes.to_array())
uint256_from_bytes = UInt256.deserialize_from_bytes(
expected_data_uint256)
self.assertEqual(expected_data_uint256, uint256_from_bytes.to_array())
# test deserialize with too much data
data_uint160 = bytearray(21 * [0x11])
uint160_from_bytes = UInt160.deserialize_from_bytes(data_uint160)
self.assertEqual(data_uint160[:20], uint160_from_bytes.to_array())
data_uint256 = bytearray(33 * [0x11])
uint256_from_bytes = UInt256.deserialize_from_bytes(data_uint256)
self.assertEqual(expected_data_uint256[:32],
uint256_from_bytes.to_array())
# test deserialize with too little data
data_uint160 = bytearray(19 * [0x11])
data_uint256 = bytearray(31 * [0x11])
with self.assertRaises(ValueError) as ctx:
UInt160.deserialize_from_bytes(data_uint160)
self.assertEqual(
"Insufficient data 19 bytes is less than the required 20",
str(ctx.exception))
with self.assertRaises(ValueError) as ctx:
UInt256.deserialize_from_bytes(data_uint256)
self.assertEqual(
"Insufficient data 31 bytes is less than the required 32",
str(ctx.exception))
def bytes_to_UInt160(bytestring: bytes):
return Hash160Str.from_UInt160(
UInt160.deserialize_from_bytes(bytestring))