def test_int_to_from_script_bytes(self):
for i in range(-127, 127):
self.assertEqual(int_from_script_bytes(int_to_script_bytes(i)), i)
for i in range(-1024, 1024, 16):
self.assertEqual(int_from_script_bytes(int_to_script_bytes(i)), i)
for i in range(-1024*1024, 1024*1024, 10000):
self.assertEqual(int_from_script_bytes(int_to_script_bytes(i)), i)
self.assertEqual(int_to_script_bytes(1), b"\1")
self.assertEqual(int_to_script_bytes(127), b"\x7f")
self.assertEqual(int_to_script_bytes(128), b"\x80\x00")
def test_int_to_from_script_bytes(self):
for i in range(-127, 127):
self.assertEqual(int_from_script_bytes(int_to_script_bytes(i)), i)
for i in range(-1024, 1024, 16):
self.assertEqual(int_from_script_bytes(int_to_script_bytes(i)), i)
for i in range(-1024 * 1024, 1024 * 1024, 10000):
self.assertEqual(int_from_script_bytes(int_to_script_bytes(i)), i)
self.assertEqual(int_to_script_bytes(1), b"\1")
self.assertEqual(int_to_script_bytes(127), b"\x7f")
self.assertEqual(int_to_script_bytes(128), b"\x80\x00")
def _parse_sequence_value(opcode, data, disassembled):
value = None
if opcode == 0:
value = 0
elif 0 < opcode < 76: # get from data bytes
value = tools.int_from_script_bytes(data)
elif 80 < opcode < 97: # OP_1 - OP_16
value = opcode - 80
if not (MAX_SEQUENCE >= value >= 0):
raise InvalidSequenceValue(disassembled)
return value
def parse_sequence_value(opcode, data, disassembled):
value = None
if opcode == 0:
value = 0
elif 0 < opcode < 76: # get from data bytes
value = tools.int_from_script_bytes(data)
elif 80 < opcode < 97: # OP_1 - OP_16
value = opcode - 80
else:
raise ValueError("Invalid expire time: {0}".format(disassembled))
if value > MAX_SEQUENCE:
msg = "Max expire time exceeded: {0} > {1}"
raise ValueError(msg.format(value, MAX_SEQUENCE))
return value