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Code Issues Releases Wiki Activity

Estimate tx size

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This commit is contained in:
slush0 2014-01-16 23:08:20 +01:00
parent a1000528f3
commit 93d7fe5341
3 changed files with 35 additions and 16 deletions
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3
tests/test_addresses.py
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@ -50,9 +50,6 @@ class TestAddresses(common.TrezorTest):
node_sub1 = self.client.get_public_node([1])
node_sub2 = bip32.public_ckd(node, [1])
print node_sub1
print node_sub2
self.assertEqual(node_sub1.chain_code, node_sub2.chain_code)
self.assertEqual(node_sub1.public_key, node_sub2.public_key)

36
tests/test_signtx.py
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@ -6,8 +6,6 @@ import trezorlib.messages_pb2 as proto
import trezorlib.types_pb2 as proto_types
class TestSignTx(common.TrezorTest):
'''
def test_simplesigntx(self):
# tx: d5f65ee80147b4bcc70b75e4bbf2d7382021b871bd8867ef8fa525ef50864882
# input 0: 0.0039 BTC
@ -19,19 +17,37 @@ class TestSignTx(common.TrezorTest):
)
out1 = proto_types.TxOutputType(address='1MJ2tj2ThBE62zXbBYA5ZaN3fdve5CPAz1',
amount=380000,
amount=390000 - 10000,
script_type=proto_types.PAYTOADDRESS,
)
tx = self.client.simple_sign_tx('Bitcoin', [inp1, ], [out1, ])
print binascii.hexlify(tx.serialized_tx)
# print binascii.hexlify(tx.serialized_tx)
self.assertEqual(binascii.hexlify(tx.serialized_tx), '010000000182488650ef25a58fef6788bd71b8212038d7f2bbe4750bc7bcb44701e85ef6d5000000006b4830450221009a0b7be0d4ed3146ee262b42202841834698bb3ee39c24e7437df208b8b7077102202b79ab1e7736219387dffe8d615bbdba87e11477104b867ef47afed1a5ede7810121023230848585885f63803a0a8aecdd6538792d5c539215c91698e315bf0253b43dffffffff0160cc0500000000001976a914de9b2a8da088824e8fe51debea566617d851537888ac00000000')
def test_estimate_size(self):
inp1 = proto_types.TxInputType(address_n=[0], # 14LmW5k4ssUrtbAB4255zdqv3b4w1TuX9e
# amount=390000,
prev_hash=binascii.unhexlify('d5f65ee80147b4bcc70b75e4bbf2d7382021b871bd8867ef8fa525ef50864882'),
prev_index=0,
)
out1 = proto_types.TxOutputType(address='1MJ2tj2ThBE62zXbBYA5ZaN3fdve5CPAz1',
amount=390000 - 10000,
script_type=proto_types.PAYTOADDRESS,
)
est_size = self.client.estimate_tx_size('Bitcoin', [inp1, ], [out1, ])
self.assertEqual(est_size, 194)
tx = self.client.simple_sign_tx('Bitcoin', [inp1, ], [out1, ])
real_size = len(tx.serialized_tx)
self.assertGreaterEqual(est_size, real_size)
'''
def test_simplesigntx_testnet(self):
# tx: d5f65ee80147b4bcc70b75e4bbf2d7382021b871bd8867ef8fa525ef50864882
# input 0: 0.0039 BTC
self.client.load_device_by_xprv('xprv9s21ZrQH143K3zttRjiQmYwyugvd13pnd2VzefWrfSouRfnj5oSkJgBQXxtn18E9mqrDop7fQ8Xnb9JCLPE4vghzhpU4dT33ZJ7frjzTEW8',
'', False, 'testnet')
@ -49,10 +65,8 @@ class TestSignTx(common.TrezorTest):
rawtx = {'d83b27f16ce5069e0c8e4a02813f252500e257744d5b00c9b6128be7189117b1': '01000000013b21cc65080c57793d0e47045a24d8e92262dc47efdc425fd5cad9a25e928f6c000000006b483045022100bde591f2c997bafa8388916663b148f4093914851a33a9903da69ad97afa6f470220138c6ff11321339974bac9c0992d7b9d72aef0c2d098f26267ec9f05d532c859012103edcc8dc5cac7dca6ed191d812621fb300863fea0dd5d14180b482b917a35acc4ffffffff020800c604000000001976a91453958011070469e2ef5e1115f34f509717d6884288acf8c99502000000001976a9141e2ba9407a6920246d0f345beecb89ed47c99a7788ac00000000'}
tx = self.client.simple_sign_tx('Testnet', [inp1, ], [out1, ])
print binascii.hexlify(tx.serialized_tx)
# self.assertEqual(binascii.hexlify(tx.serialized_tx), '010000000182488650ef25a58fef6788bd71b8212038d7f2bbe4750bc7bcb44701e85ef6d5000000006b4830450221009a0b7be0d4ed3146ee262b42202841834698bb3ee39c24e7437df208b8b7077102202b79ab1e7736219387dffe8d615bbdba87e11477104b867ef47afed1a5ede7810121023230848585885f63803a0a8aecdd6538792d5c539215c91698e315bf0253b43dffffffff0160cc0500000000001976a914de9b2a8da088824e8fe51debea566617d851537888ac00000000')
self.assertEqual(binascii.hexlify(tx.serialized_tx), '010000000182488650ef25a58fef6788bd71b8212038d7f2bbe4750bc7bcb44701e85ef6d5000000006b4830450221009a0b7be0d4ed3146ee262b42202841834698bb3ee39c24e7437df208b8b7077102202b79ab1e7736219387dffe8d615bbdba87e11477104b867ef47afed1a5ede7810121023230848585885f63803a0a8aecdd6538792d5c539215c91698e315bf0253b43dffffffff0160cc0500000000001976a914de9b2a8da088824e8fe51debea566617d851537888ac00000000')
'''
def test_signtx(self):
expected_tx = '01000000012de70f7d6ffed0db70f8882f3fca90db9bb09f0e99bce27468c23d3c994fcd56' \
'010000008b4830450221009b985e14d53cfeed3496846db6ddaa77a0206138d0df4c2ccd3b' \

12
trezorlib/client.py
View File

@ -203,6 +203,14 @@ class TrezorClient(object):
return False
def estimate_tx_size(self, coin_name, inputs, outputs):
msg = proto.EstimateTxSize()
msg.coin_name = coin_name
msg.inputs_count = len(inputs)
msg.outputs_count = len(outputs)
res = self.call(msg)
return res.tx_size
def simple_sign_tx(self, coin_name, inputs, outputs):
msg = proto.SimpleSignTx()
msg.coin_name = coin_name
@ -219,7 +227,7 @@ class TrezorClient(object):
known_hashes.append(inp.prev_hash)
return self.call(msg)
def sign_tx(self, coin_name, inputs, outputs):
'''
inputs: list of TxInput
@ -249,7 +257,7 @@ class TrezorClient(object):
# Prepare and send initial message
tx = proto.SignTx()
tx.inputs_count = len(inputs)
tx.outputs_count = len(outputs)
tx.outputs_count = len(outputs)
res = self.call(tx)
# Prepare structure for signatures