def test_version_bytes(self):
xprv_headers_b58 = {
'standard': 'tprv',
'p2wpkh-p2sh': 'uprv',
'p2wsh-p2sh': 'Uprv',
'p2wpkh': 'vprv',
'p2wsh': 'Vprv',
}
xpub_headers_b58 = {
'standard': 'tpub',
'p2wpkh-p2sh': 'upub',
'p2wsh-p2sh': 'Upub',
'p2wpkh': 'vpub',
'p2wsh': 'Vpub',
}
for xtype, xkey_header_bytes in constants.net.XPRV_HEADERS.items():
xkey_header_bytes = bfh("%08x" % xkey_header_bytes)
xkey_bytes = xkey_header_bytes + bytes([0] * 74)
xkey_b58 = EncodeBase58Check(xkey_bytes)
self.assertTrue(xkey_b58.startswith(xprv_headers_b58[xtype]))
xkey_bytes = xkey_header_bytes + bytes([255] * 74)
xkey_b58 = EncodeBase58Check(xkey_bytes)
self.assertTrue(xkey_b58.startswith(xprv_headers_b58[xtype]))
for xtype, xkey_header_bytes in constants.net.XPUB_HEADERS.items():
xkey_header_bytes = bfh("%08x" % xkey_header_bytes)
xkey_bytes = xkey_header_bytes + bytes([0] * 74)
xkey_b58 = EncodeBase58Check(xkey_bytes)
self.assertTrue(xkey_b58.startswith(xpub_headers_b58[xtype]))
xkey_bytes = xkey_header_bytes + bytes([255] * 74)
xkey_b58 = EncodeBase58Check(xkey_bytes)
self.assertTrue(xkey_b58.startswith(xpub_headers_b58[xtype]))
def test_version_bytes(self):
xprv_headers_b58 = {
'standard': 'tprv',
'p2wpkh-p2sh': 'uprv',
'p2wsh-p2sh': 'Uprv',
'p2wpkh': 'vprv',
'p2wsh': 'Vprv',
}
xpub_headers_b58 = {
'standard': 'tpub',
'p2wpkh-p2sh': 'upub',
'p2wsh-p2sh': 'Upub',
'p2wpkh': 'vpub',
'p2wsh': 'Vpub',
}
for xtype, xkey_header_bytes in constants.net.XPRV_HEADERS.items():
xkey_header_bytes = bfh("%08x" % xkey_header_bytes)
xkey_bytes = xkey_header_bytes + bytes([0] * 74)
xkey_b58 = EncodeBase58Check(xkey_bytes)
self.assertTrue(xkey_b58.startswith(xprv_headers_b58[xtype]))
xkey_bytes = xkey_header_bytes + bytes([255] * 74)
xkey_b58 = EncodeBase58Check(xkey_bytes)
self.assertTrue(xkey_b58.startswith(xprv_headers_b58[xtype]))
for xtype, xkey_header_bytes in constants.net.XPUB_HEADERS.items():
xkey_header_bytes = bfh("%08x" % xkey_header_bytes)
xkey_bytes = xkey_header_bytes + bytes([0] * 74)
xkey_b58 = EncodeBase58Check(xkey_bytes)
self.assertTrue(xkey_b58.startswith(xpub_headers_b58[xtype]))
xkey_bytes = xkey_header_bytes + bytes([255] * 74)
xkey_b58 = EncodeBase58Check(xkey_bytes)
self.assertTrue(xkey_b58.startswith(xpub_headers_b58[xtype]))
def test_verify(self):
announce = MasternodeAnnounce.deserialize(raw_announce)
message = announce.serialize_for_sig()
pk = bitcoin.public_key_to_p2pkh(bfh(announce.collateral_key))
self.assertTrue(announce.verify())
raw = '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'
announce = MasternodeAnnounce.deserialize(raw)
msg = announce.serialize_for_sig()
pk = bitcoin.public_key_to_p2pkh(bfh(announce.collateral_key))
self.assertTrue(announce.verify(pk))
def test_create_and_sign(self):
collateral_pub = '038ae57bd0fa5b45640e771614ec571c7326a2266c78bb444f1971c85188411ba1' # XahPxwmCuKjPq69hzVxP18V1eASwDWbUrn
delegate_pub = '02526201c87c1b4630aabbd04572eec3e2545e442503e57e60880fafcc1f684dbc' # Xx2nSdhaT7c9SREKBPAgzpkhu518XFgkgh
protocol_version = 70103
ip = '0.0.0.0'
port = 20000
addr = NetworkAddress(ip=ip, port=port)
vin = {
'prevout_hash': '00' * 32,
'prevout_n': 0,
'scriptSig': '',
'sequence': 0xffffffff
}
last_ping = MasternodePing(vin=vin, block_hash='ff' * 32)
announce = MasternodeAnnounce(vin=vin,
addr=addr,
collateral_key=collateral_pub,
delegate_key=delegate_pub,
protocol_version=protocol_version,
last_ping=last_ping)
collateral_wif = 'XJqCcyfnLYK4Y7ZDVjLrgPnsrq2cWMF6MX9cyhKgfMajwqrCwZaS'
delegate_wif = 'XCbhXBc2N9q8kxqBF41rSuLWVpVVbDm7P1oPv9GxcrS9QXYBWZkB'
announce.last_ping.sign(delegate_wif, bfh(delegate_pub), 1461858375)
sig = announce.sign(collateral_wif, 1461858375)
address = 'XahPxwmCuKjPq69hzVxP18V1eASwDWbUrn'
self.assertTrue(announce.verify(address))
self.assertTrue(
bitcoin.verify_message(address, sig, announce.serialize_for_sig()))
def test_create_and_sign(self):
collateral_pub = '02c59b76fabcfc146c75365da6475f33d8fa596ef76b4b301d66da74180c429c78' # XJtSNWxWufU5XAh59JfXPx9peodJwTqPqf
delegate_pub = '03fa334250ddb2a51b30b31a98922a5e1c107042a482b68fc74999c6962ae3276e' # XMy7W6qnXjKQzjKCD4JpkNBccMXwqQdGjn
protocol_version = 70103
ip = '0.0.0.0'
port = 20000
addr = NetworkAddress(ip=ip, port=port)
vin = {
'prevout_hash': '00' * 32,
'prevout_n': 0,
'scriptSig': '',
'sequence': 0xffffffff
}
last_ping = MasternodePing(vin=vin, block_hash='ff' * 32)
announce = MasternodeAnnounce(vin=vin,
addr=addr,
collateral_key=collateral_pub,
delegate_key=delegate_pub,
protocol_version=protocol_version,
last_ping=last_ping)
collateral_wif = 'YV56icVrjNioXn9kpZeL3DvtC7aN7kt8tr5ur2wqpMaXeJ3YQirG'
delegate_wif = 'YQ6GbE34bXDgMgJEEJ87Buri6MCCcCNZoozpc34ima1PBjKqA8fj'
announce.last_ping.sign(delegate_wif, bfh(delegate_pub), 1461858375)
sig = announce.sign(collateral_wif, 1461858375)
address = 'XJtSNWxWufU5XAh59JfXPx9peodJwTqPqf'
self.assertTrue(announce.verify(address))
self.assertTrue(
bitcoin.verify_message(address, sig, announce.serialize_for_sig()))
def test_create_and_sign(self):
collateral_pub = '0218864d879997fefbb2846e54ac4db0df99029b91cd12be32312d7e0da45029a8' # PUFpXCipFhCM1n3CvY1pdJnsuBYGXopNoZ
delegate_pub = '0329e04e958045a2866e59d13423772e16551cc1bedc50adb0e10b33ae28146cfc' # P9h6zCz253jmc4TvqgKPRNpkx5qELdNWWT
protocol_version = 70103
ip = '0.0.0.0'
port = 20000
addr = NetworkAddress(ip=ip, port=port)
vin = {
'prevout_hash': '00' * 32,
'prevout_n': 0,
'scriptSig': '',
'sequence': 0xffffffff
}
last_ping = MasternodePing(vin=vin, block_hash='ff' * 32)
announce = MasternodeAnnounce(vin=vin,
addr=addr,
collateral_key=collateral_pub,
delegate_key=delegate_pub,
protocol_version=protocol_version,
last_ping=last_ping)
collateral_wif = 'XDL8kYsDheEviC7EYMNbo3Myy1txzKyfhZFZBaYUSPDPm9BZZae8'
delegate_wif = 'XFsDL1FgC4VWQWZQu1NZAs5ri1rUP8mu1CviQYBbXedBTK37uppF'
announce.last_ping.sign(delegate_wif, bfh(delegate_pub), 1461858375)
sig = announce.sign(collateral_wif, 1461858375)
address = 'PUFpXCipFhCM1n3CvY1pdJnsuBYGXopNoZ'
self.assertTrue(announce.verify(address))
self.assertTrue(
ecc.verify_message_with_address(address, sig,
announce.serialize_for_sig()))
def test_serialize_protocol_version_70210(self):
announce = MasternodeAnnounce.deserialize(raw_announce_70210)
msg = announce.serialize_for_sig()
expected = to_bytes(''.join([
'178.151.192.107:19999',
'1530021571',
bitcoin.hash_encode(
bitcoin.hash_160(
bfh('0221088c51bef8c9c891b385fa1e8a78b016f01db41741aea7e43e67a7415ab7be'
))),
bitcoin.hash_encode(
bitcoin.hash_160(
bfh('042379a871a10ae6bf06e756262f69d7f0ce9b8b562f223bde964db573fb7d0f1e219c246a4b3a6133c5cec136d83f4049df51321ba2cb01d676cc3982c7e24d1f'
))),
'70210',
]))
print('7' * 50, expected)
print('8' * 50, msg)
self.assertEqual(expected, msg)
def test_get_address_from_output_script(self):
# the inverse of this test is in test_bitcoin: test_address_to_script
addr_from_script = lambda script: transaction.get_address_from_output_script(bfh(script))
ADDR = transaction.TYPE_ADDRESS
# base58 p2pkh
self.assertEqual((ADDR, 't1MZDS9LxiXasLqR5fMDK4kDa8TJjSFsMsq'), addr_from_script('76a91428662c67561b95c79d2257d2a93d9d151c977e9188ac'))
self.assertEqual((ADDR, 't1U7SgL7CWNnawSvZD8k8JgwWUygasy2cp1'), addr_from_script('76a914704f4b81cadb7bf7e68c08cd3657220f680f863c88ac'))
# base58 p2sh
self.assertEqual((ADDR, 't3NSSQe2KNgLcTWy2WsiRAkr7NTtZ15fhLn'), addr_from_script('a9142a84cf00d47f699ee7bbc1dea5ec1bdecb4ac15487'))
self.assertEqual((ADDR, 't3grLzdTrjSSiCFXzxV5YCvkYZt2tJjDLau'), addr_from_script('a914f47c8954e421031ad04ecd8e7752c9479206b9d387'))
def test_get_address_from_output_script(self):
# the inverse of this test is in test_bitcoin: test_address_to_script
addr_from_script = lambda script: transaction.get_address_from_output_script(bfh(script))
ADDR = transaction.TYPE_ADDRESS
# base58 p2pkh
self.assertEqual((ADDR, 'PBenpocD6pDoAoFZP4qA2pLpNwrm6FAcVw'), addr_from_script('76a9142197669050d01c6136181127ac8a0c631733da9688ac'))
self.assertEqual((ADDR, 'P9h6zCz253jmc4TvqgKPRNpkx5qELdNWWT'), addr_from_script('76a9140c1724583577182cceef0e31bc176b2dcfdaadfd88ac'))
# base58 p2sh
self.assertEqual((ADDR, '7WHUEVtMDLeereT5r4ZoNKjr3MXr4gqfon'), addr_from_script('a9142a84cf00d47f699ee7bbc1dea5ec1bdecb4ac15487'))
self.assertEqual((ADDR, '7phNpVKta6kkbP24HfvvQVeHEmgBQYiJCB'), addr_from_script('a914f47c8954e421031ad04ecd8e7752c9479206b9d387'))
def test_serialize_protocol_version_70201(self):
raw = '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'
announce = MasternodeAnnounce.deserialize(raw)
announce.sig_time = 1465161129
msg = announce.serialize_for_sig()
expected = to_bytes(''.join([
'127.0.0.1:19999',
'1465161129',
bitcoin.hash_encode(
bitcoin.hash_160(
bfh('0269e1abb1ffe231ea045068272a06f0fae231d11b11a54225867d89267faa4e23'
))),
bitcoin.hash_encode(
bitcoin.hash_160(
bfh('0269e1abb1ffe231ea045068272a06f0fae231d11b11a54225867d89267faa4e23'
))),
'70201',
]))
print('7' * 50, expected)
print('8' * 50, msg)
self.assertEqual(expected, msg)
def test_sign_transaction(self):
eckey1 = ecc.ECPrivkey(bfh('7e1255fddb52db1729fc3ceb21a46f95b8d9fe94cc83425e936a6c5223bb679d'))
sig1 = eckey1.sign_transaction(bfh('5a548b12369a53faaa7e51b5081829474ebdd9c924b3a8230b69aa0be254cd94'))
self.assertEqual(bfh('3045022100902a288b98392254cd23c0e9a49ac6d7920f171b8249a48e484b998f1874a2010220723d844826828f092cf400cb210c4fa0b8cd1b9d1a7f21590e78e022ff6476b9'), sig1)
eckey2 = ecc.ECPrivkey(bfh('c7ce8c1462c311eec24dff9e2532ac6241e50ae57e7d1833af21942136972f23'))
sig2 = eckey2.sign_transaction(bfh('642a2e66332f507c92bda910158dfe46fc10afbf72218764899d3af99a043fac'))
self.assertEqual(bfh('30440220618513f4cfc87dde798ce5febae7634c23e7b9254a1eabf486be820f6a7c2c4702204fef459393a2b931f949e63ced06888f35e286e446dc46feb24b5b5f81c6ed52'), sig2)
def test_sign_transaction(self):
eckey1 = ecc.ECPrivkey(bfh('7e1255fddb52db1729fc3ceb21a46f95b8d9fe94cc83425e936a6c5223bb679d'))
sig1 = eckey1.sign_transaction(bfh('5a548b12369a53faaa7e51b5081829474ebdd9c924b3a8230b69aa0be254cd94'))
self.assertEqual(bfh('3045022100902a288b98392254cd23c0e9a49ac6d7920f171b8249a48e484b998f1874a2010220723d844826828f092cf400cb210c4fa0b8cd1b9d1a7f21590e78e022ff6476b9'), sig1)
eckey2 = ecc.ECPrivkey(bfh('c7ce8c1462c311eec24dff9e2532ac6241e50ae57e7d1833af21942136972f23'))
sig2 = eckey2.sign_transaction(bfh('642a2e66332f507c92bda910158dfe46fc10afbf72218764899d3af99a043fac'))
self.assertEqual(bfh('30440220618513f4cfc87dde798ce5febae7634c23e7b9254a1eabf486be820f6a7c2c4702204fef459393a2b931f949e63ced06888f35e286e446dc46feb24b5b5f81c6ed52'), sig2)
def test_push_script(self):
# https://github.com/bitcoin/bips/blob/master/bip-0062.mediawiki#push-operators
self.assertEqual(push_script(''), bh2u(bytes([opcodes.OP_0])))
self.assertEqual(push_script('07'), bh2u(bytes([opcodes.OP_7])))
self.assertEqual(push_script('10'), bh2u(bytes([opcodes.OP_16])))
self.assertEqual(push_script('81'), bh2u(bytes([opcodes.OP_1NEGATE])))
self.assertEqual(push_script('11'), '0111')
self.assertEqual(push_script(75 * '42'), '4b' + 75 * '42')
self.assertEqual(
push_script(76 * '42'),
bh2u(bytes([opcodes.OP_PUSHDATA1]) + bfh('4c' + 76 * '42')))
self.assertEqual(
push_script(100 * '42'),
bh2u(bytes([opcodes.OP_PUSHDATA1]) + bfh('64' + 100 * '42')))
self.assertEqual(
push_script(255 * '42'),
bh2u(bytes([opcodes.OP_PUSHDATA1]) + bfh('ff' + 255 * '42')))
self.assertEqual(
push_script(256 * '42'),
bh2u(bytes([opcodes.OP_PUSHDATA2]) + bfh('0001' + 256 * '42')))
self.assertEqual(
push_script(520 * '42'),
bh2u(bytes([opcodes.OP_PUSHDATA2]) + bfh('0802' + 520 * '42')))
def _do_test_bip32(self, seed, sequence):
xprv, xpub = bip32_root(bfh(seed), 'standard')
self.assertEqual("m/", sequence[0:2])
path = 'm'
sequence = sequence[2:]
for n in sequence.split('/'):
child_path = path + '/' + n
if n[-1] != "'":
xpub2 = bip32_public_derivation(xpub, path, child_path)
xprv, xpub = bip32_private_derivation(xprv, path, child_path)
if n[-1] != "'":
self.assertEqual(xpub, xpub2)
path = child_path
return xpub, xprv
def _do_test_bip32(self, seed, sequence):
xprv, xpub = bip32_root(bfh(seed), 'standard')
self.assertEqual("m/", sequence[0:2])
path = 'm'
sequence = sequence[2:]
for n in sequence.split('/'):
child_path = path + '/' + n
if n[-1] != "'":
xpub2 = bip32_public_derivation(xpub, path, child_path)
xprv, xpub = bip32_private_derivation(xprv, path, child_path)
if n[-1] != "'":
self.assertEqual(xpub, xpub2)
path = child_path
return xpub, xprv
def _do_test_bip32(self, seed, sequence):
xprv, xpub = bip32_root(bfh(seed), 0)
assert sequence[0:2] == "m/"
path = 'm'
sequence = sequence[2:]
for n in sequence.split('/'):
child_path = path + '/' + n
if n[-1] != "'":
xpub2 = bip32_public_derivation(xpub, path, child_path)
xprv, xpub = bip32_private_derivation(xprv, path, child_path)
if n[-1] != "'":
assert xpub == xpub2
path = child_path
return xpub, xprv
def trezor_validate_op_return_output_and_get_data(_type, address, amount):
if _type != TYPE_SCRIPT:
raise Exception("Unexpected output type: {}".format(_type))
script = bfh(address)
#if not (script[0] == opcodes.OP_RETURN):
#自己的
if not (script[0] == opcodes.OP_RETURN) and 0:
# 官方代码
#if not (script[0] == opcodes.OP_RETURN and
# script[1] == len(script) - 2 and script[1] <= 75):
raise Exception(_("Only OP_RETURN scripts, with one constant push, are supported."))
if amount != 0:
raise Exception(_("Amount for OP_RETURN output must be zero."))
#return script[2:]
return script[:]
def test_scrypt(self):
#0200000011f1fe21e0b66dc214be46366465cb95d29830e31ddd225a11349a836a993bf7b5db36b3e5593d039779bff204d132b65ee029a2e499ebeb5a4b19cbe862eee2b623cc5276676c1c000e1c60
header = {
'block_height': 12095,
'nonce': 1612451328,
'timestamp': 1389110198,
'version': 2,
'prev_block_hash':
'f73b996a839a34115a22dd1de33098d295cb65643646be14c26db6e021fef111',
'merkle_root':
'e2ee62e8cb194b5aebeb99e4a229e05eb632d104f2bf7997033d59e5b336dbb5',
'bits': 476866422
}
powhash = rev_hex(bh2u(scryptGetHash(bfh(serialize_header(header)))))
self.assertEqual(
powhash,
'00000000335c88172421df73a1c1f22f4d7c23d8ef34c78d728c4eff3ba24a34')
def test_get_address_from_output_script(self):
# the inverse of this test is in test_bitcoin: test_address_to_script
addr_from_script = lambda script: transaction.get_address_from_output_script(
bfh(script))
ADDR = transaction.TYPE_ADDRESS
# base58 p2pkh
self.assertEqual(
(ADDR, 'RCxoWKp7M2bqpCjPC6PK2TSre4aFPUZWp6'),
addr_from_script(
'76a91428662c67561b95c79d2257d2a93d9d151c977e9188ac'))
self.assertEqual(
(ADDR, 'RKX2kWaM8soZQpErjsv8GQAnzax6k5BgWU'),
addr_from_script(
'76a914704f4b81cadb7bf7e68c08cd3657220f680f863c88ac'))
# base58 p2sh
self.assertEqual(
(ADDR, 'bGc6AzTECnd7HZ54Y1YnpyX8UAJw4EBkue'),
addr_from_script('a9142a84cf00d47f699ee7bbc1dea5ec1bdecb4ac15487'))
self.assertEqual(
(ADDR, 'bb1zkytmZYjD2He2ycuus9RZfaTGSa17zf'),
addr_from_script('a914f47c8954e421031ad04ecd8e7752c9479206b9d387'))
def test_get_address_from_output_script(self):
# the inverse of this test is in test_bitcoin: test_address_to_script
addr_from_script = lambda script: transaction.get_address_from_output_script(
bfh(script))
ADDR = transaction.TYPE_ADDRESS
# base58 p2pkh
self.assertEqual(
(ADDR, 'XeNTG4aihv1ru8xmaoiQnToSi8hLiTTNbh'),
addr_from_script(
'76a91428662c67561b95c79d2257d2a93d9d151c977e9188ac'))
self.assertEqual(
(ADDR, 'XkvgWFLxVmDaVkUF8bFE2QXP4f5C2KKWEg'),
addr_from_script(
'76a914704f4b81cadb7bf7e68c08cd3657220f680f863c88ac'))
# base58 p2sh
self.assertEqual(
(ADDR, '7WHUEVtMDLeereT5r4ZoNKjr3MXr4gqfon'),
addr_from_script('a9142a84cf00d47f699ee7bbc1dea5ec1bdecb4ac15487'))
self.assertEqual(
(ADDR, '7phNpVKta6kkbP24HfvvQVeHEmgBQYiJCB'),
addr_from_script('a914f47c8954e421031ad04ecd8e7752c9479206b9d387'))
def test_add_number_to_script(self):
# https://github.com/bitcoin/bips/blob/master/bip-0062.mediawiki#numbers
self.assertEqual(add_number_to_script(0), bytes([opcodes.OP_0]))
self.assertEqual(add_number_to_script(7), bytes([opcodes.OP_7]))
self.assertEqual(add_number_to_script(16), bytes([opcodes.OP_16]))
self.assertEqual(add_number_to_script(-1), bytes([opcodes.OP_1NEGATE]))
self.assertEqual(add_number_to_script(-127), bfh('01ff'))
self.assertEqual(add_number_to_script(-2), bfh('0182'))
self.assertEqual(add_number_to_script(17), bfh('0111'))
self.assertEqual(add_number_to_script(127), bfh('017f'))
self.assertEqual(add_number_to_script(-32767), bfh('02ffff'))
self.assertEqual(add_number_to_script(-128), bfh('028080'))
self.assertEqual(add_number_to_script(128), bfh('028000'))
self.assertEqual(add_number_to_script(32767), bfh('02ff7f'))
self.assertEqual(add_number_to_script(-8388607), bfh('03ffffff'))
self.assertEqual(add_number_to_script(-32768), bfh('03008080'))
self.assertEqual(add_number_to_script(32768), bfh('03008000'))
self.assertEqual(add_number_to_script(8388607), bfh('03ffff7f'))
self.assertEqual(add_number_to_script(-2147483647), bfh('04ffffffff'))
self.assertEqual(add_number_to_script(-8388608), bfh('0400008080'))
self.assertEqual(add_number_to_script(8388608), bfh('0400008000'))
self.assertEqual(add_number_to_script(2147483647), bfh('04ffffff7f'))
def test_verify(self):
announce = MasternodeAnnounce.deserialize(raw_announce_70210)
message = announce.serialize_for_sig()
pk = bitcoin.public_key_to_p2pkh(bfh(announce.collateral_key))
self.assertTrue(announce.verify())
def test_add_number_to_script(self):
# https://github.com/bitcoin/bips/blob/master/bip-0062.mediawiki#numbers
self.assertEqual(add_number_to_script(0), bytes([opcodes.OP_0]))
self.assertEqual(add_number_to_script(7), bytes([opcodes.OP_7]))
self.assertEqual(add_number_to_script(16), bytes([opcodes.OP_16]))
self.assertEqual(add_number_to_script(-1), bytes([opcodes.OP_1NEGATE]))
self.assertEqual(add_number_to_script(-127), bfh('01ff'))
self.assertEqual(add_number_to_script(-2), bfh('0182'))
self.assertEqual(add_number_to_script(17), bfh('0111'))
self.assertEqual(add_number_to_script(127), bfh('017f'))
self.assertEqual(add_number_to_script(-32767), bfh('02ffff'))
self.assertEqual(add_number_to_script(-128), bfh('028080'))
self.assertEqual(add_number_to_script(128), bfh('028000'))
self.assertEqual(add_number_to_script(32767), bfh('02ff7f'))
self.assertEqual(add_number_to_script(-8388607), bfh('03ffffff'))
self.assertEqual(add_number_to_script(-32768), bfh('03008080'))
self.assertEqual(add_number_to_script(32768), bfh('03008000'))
self.assertEqual(add_number_to_script(8388607), bfh('03ffff7f'))
self.assertEqual(add_number_to_script(-2147483647), bfh('04ffffffff'))
self.assertEqual(add_number_to_script(-8388608 ), bfh('0400008080'))
self.assertEqual(add_number_to_script(8388608), bfh('0400008000'))
self.assertEqual(add_number_to_script(2147483647), bfh('04ffffff7f'))
def test_push_script(self):
# https://github.com/bitcoin/bips/blob/master/bip-0062.mediawiki#push-operators
self.assertEqual(push_script(''), bh2u(bytes([opcodes.OP_0])))
self.assertEqual(push_script('07'), bh2u(bytes([opcodes.OP_7])))
self.assertEqual(push_script('10'), bh2u(bytes([opcodes.OP_16])))
self.assertEqual(push_script('81'), bh2u(bytes([opcodes.OP_1NEGATE])))
self.assertEqual(push_script('11'), '0111')
self.assertEqual(push_script(75 * '42'), '4b' + 75 * '42')
self.assertEqual(push_script(76 * '42'), bh2u(bytes([opcodes.OP_PUSHDATA1]) + bfh('4c' + 76 * '42')))
self.assertEqual(push_script(100 * '42'), bh2u(bytes([opcodes.OP_PUSHDATA1]) + bfh('64' + 100 * '42')))
self.assertEqual(push_script(255 * '42'), bh2u(bytes([opcodes.OP_PUSHDATA1]) + bfh('ff' + 255 * '42')))
self.assertEqual(push_script(256 * '42'), bh2u(bytes([opcodes.OP_PUSHDATA2]) + bfh('0001' + 256 * '42')))
self.assertEqual(push_script(520 * '42'), bh2u(bytes([opcodes.OP_PUSHDATA2]) + bfh('0802' + 520 * '42')))
