def test_op_checklocktimeverify():
prev_txn_hash = Hash('6eae1e03964799c4e29039db459ea4fad4df57c2b06f730b60032a48fb075620')
txn_input = TransactionInput(prev_txn_hash, 0, Script(""), 1)
addr = "1HJiL6AYYmtkbJzC9bxAorznWijwNK5Z8E"
out_script_pub_key = Script.build_p2pkh(
utils.address_to_key_hash(addr)[1])
txn_output = TransactionOutput(9000, out_script_pub_key)
# Create the txn
txn = Transaction(Transaction.DEFAULT_TRANSACTION_VERSION,
[txn_input],
[txn_output],
367987)
# This is one more (367988) so it should fail
s = Script("0x749d05 OP_CHECKLOCKTIMEVERIFY")
si = ScriptInterpreter(txn=txn,
input_index=0,
sub_script=out_script_pub_key)
si.run_script(s)
assert not si.valid
# This is negative, so it should fail
s = Script("0xfff74d05 OP_CHECKLOCKTIMEVERIFY")
si = ScriptInterpreter(txn=txn,
input_index=0,
sub_script=out_script_pub_key)
si.run_script(s)
assert not si.valid
# This is one less (367986) so it should pass
s = Script("0x729d05 OP_CHECKLOCKTIMEVERIFY")
si = ScriptInterpreter(txn=txn,
input_index=0,
sub_script=out_script_pub_key)
si.run_script(s)
assert not si.stop
# Now reformulate the txn so that the input is finalized
txn_input.sequence_num = 0xffffffff
si.run_script(s)
assert not si.valid
# The last check is if there are mismatching notions of locktime
txn_input.sequence_num = 1
txn.lock_time = 500000001
si = ScriptInterpreter(txn=txn,
input_index=0,
sub_script=out_script_pub_key)
si.run_script(s)
assert not si.valid
def test_disabled_ops():
for opcode in ScriptInterpreter.DISABLED_OPS:
si = ScriptInterpreter()
si.run_script(Script("OP_1 " + opcode + " OP_2"))
assert not si.valid
assert list(si.stack) == [1]
def test_disabled_ops():
for opcode in ScriptInterpreter.DISABLED_OPS:
si = ScriptInterpreter()
si.run_script(Script("OP_1 " + opcode + " OP_2"))
assert not si.valid
assert list(si.stack) == [1]
def test_op_depth():
s = Script("OP_1 OP_IFDUP OP_DEPTH")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 3
assert list(si.stack) == [1, 1, 2]
def test_op_drop():
s = Script("OP_1 OP_IFDUP OP_DROP")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 1
assert list(si.stack) == [1]
def test_op_0():
s = Script("OP_0")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 1
assert si.stack[0] == b''
def test_op_size():
s = Script("OP_1 OP_2 OP_3 OP_4 OP_5 0x010203 OP_SIZE")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 7
assert list(si.stack) == [1, 2, 3, 4, 5, b'\x01\x02\x03', 3]
def test_op_2rot():
s = Script("OP_1 OP_2 OP_3 OP_4 OP_5 OP_6 OP_2ROT")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 6
assert list(si.stack) == [3, 4, 5, 6, 1, 2]
def test_op_2swap():
s = Script("OP_1 OP_2 OP_3 OP_4 OP_5 OP_6 OP_2SWAP")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 6
assert list(si.stack) == [1, 2, 5, 6, 3, 4]
def test_op_3dup():
s = Script("OP_1 OP_2 OP_3 OP_4 OP_5 OP_3DUP")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 8
assert list(si.stack) == [1, 2, 3, 4, 5, 3, 4, 5]
def test_op_2over():
s = Script("OP_1 OP_2 OP_3 OP_4 OP_5 OP_2OVER")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 7
assert list(si.stack) == [1, 2, 3, 4, 5, 2, 3]
def test_op_2drop():
s = Script("OP_1 OP_2 OP_3 OP_4 OP_5 OP_2DROP")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 3
assert list(si.stack) == [1, 2, 3]
def test_op_tuck():
s = Script("OP_1 OP_2 OP_3 OP_4 OP_5 OP_TUCK")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 6
assert list(si.stack) == [1, 2, 3, 5, 4, 5]
def test_op_rot():
s = Script("OP_1 OP_2 OP_3 OP_4 OP_5 OP_ROT")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 5
assert list(si.stack) == [1, 2, 4, 5, 3]
def test_op_1sub():
s = Script("OP_3 OP_1SUB")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 1
assert list(si.stack) == [2]
def test_op_depth():
s = Script("OP_1 OP_IFDUP OP_DEPTH")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 3
assert list(si.stack) == [1, 1, 2]
def test_op_0():
s = Script("OP_0")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 1
assert si.stack[0] == b''
def test_op_1negate():
s = Script("OP_1NEGATE")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 1
assert si.stack[0] == -1
def test_op_add():
s = Script("OP_1 OP_2 OP_ADD")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 1
assert list(si.stack) == [3]
def test_op_add():
s = Script("OP_1 OP_2 OP_ADD")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 1
assert list(si.stack) == [3]
def test_op_1sub():
s = Script("OP_3 OP_1SUB")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 1
assert list(si.stack) == [2]
def test_op_hash160():
s = Script("0x01 OP_HASH160")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 1
assert si.stack[0] == b'\xc5\x1bf\xbc\xed^D\x91\x00\x1b\xd7\x02f\x97p\xdc\xcfD\t\x82'
def test_op_sha256():
s = Script("0x01 OP_SHA256")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 1
assert si.stack[0] == b'K\xf5\x12/4ET\xc5;\xde.\xbb\x8c\xd2\xb7\xe3\xd1`\n\xd61\xc3\x85\xa5\xd7\xcc\xe2<w\x85E\x9a'
def test_op_sha1():
s = Script("0x01 OP_SHA1")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 1
assert si.stack[0] == b'\xbf\x8bE0\xd8\xd2F\xddt\xacS\xa14q\xbb\xa1yA\xdf\xf7'
def test_op_ripemd160():
s = Script("0x01 OP_RIPEMD160")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 1
assert si.stack[0] == b'\xf2\x91\xbaP\x15\xdf4\x8c\x80\x85?\xa5\xbb\x0fyF\xf5\xc9\xe1\xb3'
def test_op_hash256():
s = Script("0x01 OP_HASH256")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 1
assert si.stack[0] == b'\x9c\x12\xcf\xdc\x04\xc7E\x84\xd7\x87\xac=#w!2\xc1\x85$\xbcz\xb2\x8d\xecB\x19\xb8\xfc[B_p'
def test_op_nip():
s = Script("OP_1 OP_2 OP_3 OP_NIP")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 2
assert list(si.stack) == [1, 3]
def test_op_2swap():
s = Script("OP_1 OP_2 OP_3 OP_4 OP_5 OP_6 OP_2SWAP")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 6
assert list(si.stack) == [1, 2, 5, 6, 3, 4]
def test_op_3dup():
s = Script("OP_1 OP_2 OP_3 OP_4 OP_5 OP_3DUP")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 8
assert list(si.stack) == [1, 2, 3, 4, 5, 3, 4, 5]
def test_op_2over():
s = Script("OP_1 OP_2 OP_3 OP_4 OP_5 OP_2OVER")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 7
assert list(si.stack) == [1, 2, 3, 4, 5, 2, 3]
def test_op_tuck():
s = Script("OP_1 OP_2 OP_3 OP_4 OP_5 OP_TUCK")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 6
assert list(si.stack) == [1, 2, 3, 5, 4, 5]
def test_op_2drop():
s = Script("OP_1 OP_2 OP_3 OP_4 OP_5 OP_2DROP")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 3
assert list(si.stack) == [1, 2, 3]
def test_op_nip():
s = Script("OP_1 OP_2 OP_3 OP_NIP")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 2
assert list(si.stack) == [1, 3]
def test_op_abs():
s = Script("OP_3 OP_NEGATE OP_ABS")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 1
assert list(si.stack) == [3]
def test_op_drop():
s = Script("OP_1 OP_IFDUP OP_DROP")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 1
assert list(si.stack) == [1]
def test_op_1negate():
s = Script("OP_1NEGATE")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 1
assert si.stack[0] == -1
def test_op_size():
s = Script("OP_1 OP_2 OP_3 OP_4 OP_5 0x010203 OP_SIZE")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 7
assert list(si.stack) == [1, 2, 3, 4, 5, b'\x01\x02\x03', 3]
def test_op_abs():
s = Script("OP_3 OP_NEGATE OP_ABS")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 1
assert list(si.stack) == [3]
def test_op_return():
s = Script("OP_RETURN 0x010203")
si = ScriptInterpreter()
si.run_script(s)
assert si.stop
assert len(si.stack) == 0
def test_op_return():
s = Script("OP_RETURN 0x010203")
si = ScriptInterpreter()
si.run_script(s)
assert si.stop
assert len(si.stack) == 0
def test_op_2rot():
s = Script("OP_1 OP_2 OP_3 OP_4 OP_5 OP_6 OP_2ROT")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 6
assert list(si.stack) == [3, 4, 5, 6, 1, 2]
def test_op_rot():
s = Script("OP_1 OP_2 OP_3 OP_4 OP_5 OP_ROT")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 5
assert list(si.stack) == [1, 2, 4, 5, 3]
def test_op_checklocktimeverify():
prev_txn_hash = Hash(
'6eae1e03964799c4e29039db459ea4fad4df57c2b06f730b60032a48fb075620')
txn_input = TransactionInput(prev_txn_hash, 0, Script(""), 1)
addr = "1HJiL6AYYmtkbJzC9bxAorznWijwNK5Z8E"
out_script_pub_key = Script.build_p2pkh(utils.address_to_key_hash(addr)[1])
txn_output = TransactionOutput(9000, out_script_pub_key)
# Create the txn
txn = Transaction(Transaction.DEFAULT_TRANSACTION_VERSION, [txn_input],
[txn_output], 367987)
# This is one more (367988) so it should fail
s = Script("0x749d05 OP_CHECKLOCKTIMEVERIFY")
si = ScriptInterpreter(txn=txn,
input_index=0,
sub_script=out_script_pub_key)
si.run_script(s)
assert not si.valid
# This is negative, so it should fail
s = Script("0xfff74d05 OP_CHECKLOCKTIMEVERIFY")
si = ScriptInterpreter(txn=txn,
input_index=0,
sub_script=out_script_pub_key)
si.run_script(s)
assert not si.valid
# This is one less (367986) so it should pass
s = Script("0x729d05 OP_CHECKLOCKTIMEVERIFY")
si = ScriptInterpreter(txn=txn,
input_index=0,
sub_script=out_script_pub_key)
si.run_script(s)
assert not si.stop
# Now reformulate the txn so that the input is finalized
txn_input.sequence_num = 0xffffffff
si.run_script(s)
assert not si.valid
# The last check is if there are mismatching notions of locktime
txn_input.sequence_num = 1
txn.lock_time = 500000001
si = ScriptInterpreter(txn=txn,
input_index=0,
sub_script=out_script_pub_key)
si.run_script(s)
assert not si.valid
def test_op_dup():
s = Script("0x01 OP_DUP")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 2
assert si.stack[0] == b'\x01'
assert si.stack[1] == b'\x01'
def test_op_push():
s = Script("0x02 0x03")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 2
assert si.stack[0] == b'\x02'
assert si.stack[1] == b'\x03'
def test_op_push():
s = Script("0x02 0x03")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 2
assert si.stack[0] == b'\x02'
assert si.stack[1] == b'\x03'
def test_op_pushnum():
for i in range(1, 17):
s = Script("OP_%d" % i)
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 1
assert si.stack[0] == i
def test_op_dup():
s = Script("0x01 OP_DUP")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 2
assert si.stack[0] == b'\x01'
assert si.stack[1] == b'\x01'
def test_op_hash256():
s = Script("0x01 OP_HASH256")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 1
assert si.stack[
0] == b'\x9c\x12\xcf\xdc\x04\xc7E\x84\xd7\x87\xac=#w!2\xc1\x85$\xbcz\xb2\x8d\xecB\x19\xb8\xfc[B_p'
def test_op_sha256():
s = Script("0x01 OP_SHA256")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 1
assert si.stack[
0] == b'K\xf5\x12/4ET\xc5;\xde.\xbb\x8c\xd2\xb7\xe3\xd1`\n\xd61\xc3\x85\xa5\xd7\xcc\xe2<w\x85E\x9a'
def test_op_hash160():
s = Script("0x01 OP_HASH160")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 1
assert si.stack[
0] == b'\xc5\x1bf\xbc\xed^D\x91\x00\x1b\xd7\x02f\x97p\xdc\xcfD\t\x82'
def test_op_ripemd160():
s = Script("0x01 OP_RIPEMD160")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 1
assert si.stack[
0] == b'\xf2\x91\xbaP\x15\xdf4\x8c\x80\x85?\xa5\xbb\x0fyF\xf5\xc9\xe1\xb3'
def test_op_sha1():
s = Script("0x01 OP_SHA1")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 1
assert si.stack[
0] == b'\xbf\x8bE0\xd8\xd2F\xddt\xacS\xa14q\xbb\xa1yA\xdf\xf7'
def test_op_pushnum():
for i in range(1, 17):
s = Script("OP_%d" % i)
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 1
assert si.stack[0] == i
def test_op_fromaltstack():
s = Script("OP_1 OP_2 OP_TOALTSTACK OP_FROMALTSTACK")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 2
assert si.stack[-1] == 2
assert si.stack[-2] == 1
assert len(si._alt_stack) == 0
def test_op_fromaltstack():
s = Script("OP_1 OP_2 OP_TOALTSTACK OP_FROMALTSTACK")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 2
assert si.stack[-1] == 2
assert si.stack[-2] == 1
assert len(si._alt_stack) == 0
def test_op_negate():
s = Script("OP_3 OP_NEGATE")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 1
assert list(si.stack) == [-3]
si.run_script(Script("OP_NEGATE"))
assert list(si.stack) == [3]
def test_op_negate():
s = Script("OP_3 OP_NEGATE")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 1
assert list(si.stack) == [-3]
si.run_script(Script("OP_NEGATE"))
assert list(si.stack) == [3]
def test_op_within():
s = Script("OP_4 OP_1 OP_15 OP_WITHIN")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 1
assert list(si.stack) == [1]
s = Script("OP_4 OP_5 OP_15 OP_WITHIN")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 1
assert list(si.stack) == [0]
s = Script("OP_4 OP_4 OP_15 OP_WITHIN")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 1
assert list(si.stack) == [1]
s = Script("OP_15 OP_4 OP_15 OP_WITHIN")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 1
assert list(si.stack) == [0]
def test_op_within():
s = Script("OP_4 OP_1 OP_15 OP_WITHIN")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 1
assert list(si.stack) == [1]
s = Script("OP_4 OP_5 OP_15 OP_WITHIN")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 1
assert list(si.stack) == [0]
s = Script("OP_4 OP_4 OP_15 OP_WITHIN")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 1
assert list(si.stack) == [1]
s = Script("OP_15 OP_4 OP_15 OP_WITHIN")
si = ScriptInterpreter()
si.run_script(s)
assert len(si.stack) == 1
assert list(si.stack) == [0]
