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test: introduce tx_from_hex helper for tx deserialization

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`FromHex` is mostly used for transactions, so we introduce a
shortcut `tx_from_hex` for `FromHex(CTransaction, hex_str)`.
This commit is contained in:
Sebastian Falbesoner
2021-06-15 23:02:28 +02:00
parent 965e937434
commit 2ce7b47958
22 changed files with 257 additions and 152 deletions
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47
test/functional/rpc_signrawtransaction.py
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@ -5,17 +5,44 @@
"""Test transaction signing using the signrawtransaction* RPCs."""
from test_framework.blocktools import COINBASE_MATURITY
from test_framework.address import check_script, script_to_p2sh, script_to_p2wsh
from test_framework.address import (
check_script,
script_to_p2sh,
script_to_p2wsh,
)
from test_framework.key import ECKey
from test_framework.test_framework import BitcoinTestFramework
from test_framework.util import assert_equal, assert_raises_rpc_error, find_vout_for_address, hex_str_to_bytes
from test_framework.messages import sha256, CTransaction, CTxInWitness
from test_framework.script import CScript, OP_0, OP_CHECKSIG, OP_CHECKSEQUENCEVERIFY, OP_CHECKLOCKTIMEVERIFY, OP_DROP, OP_TRUE
from test_framework.script_util import key_to_p2pkh_script, script_to_p2sh_p2wsh_script, script_to_p2wsh_script
from test_framework.util import (
assert_equal,
assert_raises_rpc_error,
find_vout_for_address,
hex_str_to_bytes,
)
from test_framework.messages import (
CTxInWitness,
sha256,
tx_from_hex,
)
from test_framework.script import (
CScript,
OP_0,
OP_CHECKLOCKTIMEVERIFY,
OP_CHECKSIG,
OP_CHECKSEQUENCEVERIFY,
OP_DROP,
OP_TRUE,
)
from test_framework.script_util import (
key_to_p2pkh_script,
script_to_p2sh_p2wsh_script,
script_to_p2wsh_script,
)
from test_framework.wallet_util import bytes_to_wif
from decimal import Decimal, getcontext
from io import BytesIO
from decimal import (
Decimal,
getcontext,
)
class SignRawTransactionsTest(BitcoinTestFramework):
def set_test_params(self):
@ -265,8 +292,7 @@ class SignRawTransactionsTest(BitcoinTestFramework):
)
# Set the witness script
ctx = CTransaction()
ctx.deserialize(BytesIO(hex_str_to_bytes(tx)))
ctx = tx_from_hex(tx)
ctx.wit.vtxinwit.append(CTxInWitness())
ctx.wit.vtxinwit[0].scriptWitness.stack = [CScript([OP_TRUE]), script]
tx = ctx.serialize_with_witness().hex()
@ -301,8 +327,7 @@ class SignRawTransactionsTest(BitcoinTestFramework):
)
# Set the witness script
ctx = CTransaction()
ctx.deserialize(BytesIO(hex_str_to_bytes(tx)))
ctx = tx_from_hex(tx)
ctx.wit.vtxinwit.append(CTxInWitness())
ctx.wit.vtxinwit[0].scriptWitness.stack = [CScript([OP_TRUE]), script]
tx = ctx.serialize_with_witness().hex()