def test_p2ms_p2sh() -> None:
"BIP67 test vectors https://en.bitcoin.it/wiki/BIP_0067"
data_folder = path.join(path.dirname(__file__), "test_data")
filename = path.join(data_folder, "bip67_test_vectors.json")
with open(filename, "r") as f:
# json.dump(test_vectors, f, indent=4)
test_vectors = json.load(f)
m = 2
for i in test_vectors:
keys, address = test_vectors[i]
errmsg = f"Test vector #{int(i)}"
scriptPubKey = p2ms(keys, m)
addr = base58address.p2sh(scriptPubKey)
assert addr.decode() == address, errmsg
scriptPubKey = scriptPubKey_from_payload("p2ms", keys, m)
addr = base58address.p2sh(scriptPubKey)
assert addr.decode() == address, errmsg
script_type, payload, m2 = payload_from_scriptPubKey(scriptPubKey)
assert script_type == "p2ms", errmsg
for key, k in zip(sorted(keys), payload):
assert key == k.hex(), errmsg
assert m2 == m, errmsg
def test_p2ms_p2sh(self):
test_vectors = [
[0,
['022df8750480ad5b26950b25c7ba79d3e37d75f640f8e5d9bcd5b150a0f85014da',
'03e3818b65bcc73a7d64064106a859cc1a5a728c4345ff0b641209fba0d90de6e9',
'021f2f6e1e50cb6a953935c3601284925decd3fd21bc445712576873fb8c6ebc18',
],
b'3Q4sF6tv9wsdqu2NtARzNCpQgwifm2rAba'
],
[1,
['02ff12471208c14bd580709cb2358d98975247d8765f92bc25eab3b2763ed605f8',
'02fe6f0a5a297eb38c391581c4413e084773ea23954d93f7753db7dc0adc188b2f',
],
b'39bgKC7RFbpoCRbtD5KEdkYKtNyhpsNa3Z'
],
[2,
['02632b12f4ac5b1d1b72b2a3b508c19172de44f6f46bcee50ba33f3f9291e47ed0',
'027735a29bae7780a9755fae7a1c4374c656ac6a69ea9f3697fda61bb99a4f3e77',
'02e2cc6bd5f45edd43bebe7cb9b675f0ce9ed3efe613b177588290ad188d11b404',
],
b'3CKHTjBKxCARLzwABMu9yD85kvtm7WnMfH'
],
[3,
['030000000000000000000000000000000000004141414141414141414141414141',
'020000000000000000000000000000000000004141414141414141414141414141',
'020000000000000000000000000000000000004141414141414141414141414140',
'030000000000000000000000000000000000004141414141414141414141414140',
],
b'32V85igBri9zcfBRVupVvwK18NFtS37FuD'
],
[4,
['022df8750480ad5b26950b25c7ba79d3e37d75f640f8e5d9bcd5b150a0f85014da',
'03e3818b65bcc73a7d64064106a859cc1a5a728c4345ff0b641209fba0d90de6e9',
'021f2f6e1e50cb6a953935c3601284925decd3fd21bc445712576873fb8c6ebc18',
],
b'3Q4sF6tv9wsdqu2NtARzNCpQgwifm2rAba'
],
]
m = 2
for i, keys, address in test_vectors:
errmsg = f"Test vector #{int(i)}"
script = p2ms(keys, m)
addr = base58address.p2sh(script)
self.assertEqual(addr, address, errmsg)
script = scriptPubKey_from_payload('p2ms', keys, m)
addr = base58address.p2sh(script)
self.assertEqual(addr, address, errmsg)
script_type, payload, m2 = payload_from_scriptPubKey(script)
self.assertEqual(script_type, 'p2ms', errmsg)
for key, k in zip(sorted(keys), payload):
self.assertEqual(key, k.hex(), errmsg)
self.assertEqual(m2, m, errmsg)
def test_p2sh(self):
# https://medium.com/@darosior/bitcoin-raw-transactions-part-2-p2sh-94df206fee8d
script = ['OP_2DUP', 'OP_EQUAL', 'OP_NOT', 'OP_VERIFY',
'OP_SHA1', 'OP_SWAP', 'OP_SHA1', 'OP_EQUAL']
script_bytes = encode(script)
self.assertEqual(script_bytes.hex(), '6e879169a77ca787')
network = 'mainnet'
addr = p2sh(script_bytes, network)
self.assertEqual(addr, b'37k7toV1Nv4DfmQbmZ8KuZDQCYK9x5KpzP')
_, redeem_script_hash, network2, is_p2sh = h160_from_b58address(addr)
self.assertEqual(network, network2)
self.assertTrue(is_p2sh)
self.assertEqual(redeem_script_hash, hash160(script_bytes))
self.assertEqual(redeem_script_hash.hex(),
'4266fc6f2c2861d7fe229b279a79803afca7ba34')
output_script = ['OP_HASH160', redeem_script_hash.hex(), 'OP_EQUAL']
_ = encode(output_script)
# address with trailing/leading spaces
_, h160, _, _ = h160_from_b58address(
' 37k7toV1Nv4DfmQbmZ8KuZDQCYK9x5KpzP ')
self.assertEqual(redeem_script_hash, h160)
def test_p2sh(self):
script_type = "p2sh"
# self-consistency
pubkey = "02" "cc71eb30d653c0c3163990c47b976f3fb3f37cccdcbedb169a1dfef58bbfbfaf"
pubkey_hash = hash160(pubkey)
redeem_script = scriptPubKey_from_payload("p2pkh", pubkey_hash)
payload = hash160(redeem_script)
script = encode(["OP_HASH160", payload, "OP_EQUAL"])
# straight to the scriptPubKey
scriptPubKey = p2sh(redeem_script)
self.assertEqual(scriptPubKey.hex(), script.hex())
# to the scriptPubKey in two steps (through payload)
scriptPubKey = scriptPubKey_from_payload(script_type, payload)
self.assertEqual(scriptPubKey.hex(), script.hex())
# back from the scriptPubKey to the payload
script_type2, payload2, m2 = payload_from_scriptPubKey(scriptPubKey)
self.assertEqual(script_type, script_type2)
self.assertEqual(0, m2)
self.assertEqual(payload.hex(), payload2.hex())
script_type2, payload2, m2 = payload_from_scriptPubKey(script)
self.assertEqual(script_type, script_type2)
self.assertEqual(0, m2)
self.assertEqual(payload.hex(), payload2.hex())
# data -> payload is not invertible (hash functions)
# address
network = "mainnet"
address = base58address.p2sh(decode(redeem_script), network)
address2 = address_from_scriptPubKey(scriptPubKey, network)
self.assertEqual(address, address2)
prefix = NETWORKS[network]["p2sh"]
address2 = b58address_from_h160(prefix, payload, network)
self.assertEqual(address, address2)
scriptPubKey2, network2 = scriptPubKey_from_address(address)
self.assertEqual(scriptPubKey2, scriptPubKey)
self.assertEqual(network2, network)
# documented test case: https://learnmeabitcoin.com/guide/p2sh
payload = "748284390f9e263a4b766a75d0633c50426eb875"
script = "a914748284390f9e263a4b766a75d0633c50426eb87587"
scriptPubKey = scriptPubKey_from_payload(script_type, payload)
self.assertEqual(scriptPubKey.hex(), script)
network = "mainnet"
address = b"3CK4fEwbMP7heJarmU4eqA3sMbVJyEnU3V"
address2 = address_from_scriptPubKey(scriptPubKey, network)
self.assertEqual(address, address2)
scriptPubKey2, network2 = scriptPubKey_from_address(address)
self.assertEqual(scriptPubKey2, scriptPubKey)
self.assertEqual(network2, network)
# invalid size: 21 bytes instead of 20
self.assertRaises(ValueError, scriptPubKey_from_payload, "00" * 21,
"p2sh")
def test_p2sh() -> None:
# self-consistency
pubkey = "02 cc71eb30d653c0c3163990c47b976f3fb3f37cccdcbedb169a1dfef58bbfbfaf"
pubkey_hash = hash160(pubkey)
redeem_script = script_pubkey_from_payload("p2pkh", pubkey_hash)
payload = hash160(redeem_script)
script_pubkey = script.serialize(["OP_HASH160", payload, "OP_EQUAL"])
assert script_pubkey == p2sh(redeem_script)
# to the script_pubkey in two steps (through payload)
script_type = "p2sh"
assert script_pubkey == script_pubkey_from_payload(script_type, payload)
# back from the script_pubkey to the payload
assert (script_type, payload,
0) == payload_from_script_pubkey(script_pubkey)
# base58 address
network = "mainnet"
address = base58address.p2sh(script.deserialize(redeem_script), network)
assert address == address_from_script_pubkey(script_pubkey, network)
prefix = NETWORKS[network].p2sh
assert address == b58address_from_h160(prefix, payload, network)
# back from the address to the script_pubkey
assert (script_pubkey, network) == script_pubkey_from_address(address)
# documented test case: https://learnmeabitcoin.com/guide/p2sh
payload = "748284390f9e263a4b766a75d0633c50426eb875"
script_pubkey = "a914" + payload + "87"
assert script_pubkey == script_pubkey_from_payload(script_type,
payload).hex()
address = b"3CK4fEwbMP7heJarmU4eqA3sMbVJyEnU3V"
assert address == address_from_script_pubkey(script_pubkey, network)
assert (bytes.fromhex(script_pubkey),
network) == script_pubkey_from_address(address)
# invalid size: 21 bytes instead of 20
err_msg = "invalid size: "
with pytest.raises(BTClibValueError, match=err_msg):
script_pubkey_from_payload(script_type, "00" * 21)
def test_p2sh() -> None:
# https://medium.com/@darosior/bitcoin-raw-transactions-part-2-p2sh-94df206fee8d
scriptPubKey: List[ScriptToken] = [
"OP_2DUP",
"OP_EQUAL",
"OP_NOT",
"OP_VERIFY",
"OP_SHA1",
"OP_SWAP",
"OP_SHA1",
"OP_EQUAL",
]
assert script.serialize(scriptPubKey).hex() == "6e879169a77ca787"
network = "mainnet"
addr = p2sh(scriptPubKey, network)
assert addr == b"37k7toV1Nv4DfmQbmZ8KuZDQCYK9x5KpzP"
_, redeem_script_hash, network2, is_script_hash = h160_from_b58address(
addr)
assert network == network2
assert is_script_hash
assert redeem_script_hash == hash160(script.serialize(scriptPubKey))
assert redeem_script_hash.hex(
) == "4266fc6f2c2861d7fe229b279a79803afca7ba34"
output_script: List[ScriptToken] = [
"OP_HASH160",
redeem_script_hash.hex(),
"OP_EQUAL",
]
script.serialize(output_script)
# address with trailing/leading spaces
_, h160, network2, is_script_hash = h160_from_b58address(
" 37k7toV1Nv4DfmQbmZ8KuZDQCYK9x5KpzP ")
assert network == network2
assert is_script_hash
assert redeem_script_hash == h160
def test_p2ms_p2sh(self):
"BIP67 test vectors https://en.bitcoin.it/wiki/BIP_0067"
test_vectors = {
0: [
[
(
"022df8750480ad5b26950b25c7ba79d3e37d75f640f8e5d9bcd5b1"
"50a0f85014da"
),
(
"03e3818b65bcc73a7d64064106a859cc1a5a728c4345ff0b641209"
"fba0d90de6e9"
),
(
"021f2f6e1e50cb6a953935c3601284925decd3fd21bc4457125768"
"73fb8c6ebc18"
),
],
b"3Q4sF6tv9wsdqu2NtARzNCpQgwifm2rAba",
],
1: [
[
(
"02ff12471208c14bd580709cb2358d98975247d8765f92bc25eab3"
"b2763ed605f8"
),
(
"02fe6f0a5a297eb38c391581c4413e084773ea23954d93f7753db7"
"dc0adc188b2f"
),
],
b"39bgKC7RFbpoCRbtD5KEdkYKtNyhpsNa3Z",
],
2: [
[
(
"02632b12f4ac5b1d1b72b2a3b508c19172de44f6f46bcee50ba33f"
"3f9291e47ed0"
),
(
"027735a29bae7780a9755fae7a1c4374c656ac6a69ea9f3697fda6"
"1bb99a4f3e77"
),
(
"02e2cc6bd5f45edd43bebe7cb9b675f0ce9ed3efe613b177588290"
"ad188d11b404"
),
],
b"3CKHTjBKxCARLzwABMu9yD85kvtm7WnMfH",
],
3: [
[
(
"030000000000000000000000000000000000004141414141414141"
"414141414141"
),
(
"020000000000000000000000000000000000004141414141414141"
"414141414141"
),
(
"020000000000000000000000000000000000004141414141414141"
"414141414140"
),
(
"030000000000000000000000000000000000004141414141414141"
"414141414140"
),
],
b"32V85igBri9zcfBRVupVvwK18NFtS37FuD",
],
4: [
[
(
"022df8750480ad5b26950b25c7ba79d3e37d75f640f8e5d9bcd5b1"
"50a0f85014da"
),
(
"03e3818b65bcc73a7d64064106a859cc1a5a728c4345ff0b641209"
"fba0d90de6e9"
),
(
"021f2f6e1e50cb6a953935c3601284925decd3fd21bc4457125768"
"73fb8c6ebc18"
),
],
b"3Q4sF6tv9wsdqu2NtARzNCpQgwifm2rAba",
],
}
m = 2
for i in test_vectors:
keys, address = test_vectors[i]
errmsg = f"Test vector #{int(i)}"
script = p2ms(keys, m)
addr = base58address.p2sh(script)
self.assertEqual(addr, address, errmsg)
script = scriptPubKey_from_payload("p2ms", keys, m)
addr = base58address.p2sh(script)
self.assertEqual(addr, address, errmsg)
script_type, payload, m2 = payload_from_scriptPubKey(script)
self.assertEqual(script_type, "p2ms", errmsg)
for key, k in zip(sorted(keys), payload):
self.assertEqual(key, k.hex(), errmsg)
self.assertEqual(m2, m, errmsg)