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Merge #16929: test: follow-up to rpc: default maxfeerate value as BTC/kB

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6659810e2f38994813aa9d7644d570ae0152fa2c test: use named args for sendrawtransaction calls (Jon Atack)
5c1cd78b7e582660a78d9d9dec673967a6b78936 doc: improve rawtransaction code/test docs (Jon Atack)
acc14c50932c7353f94d3d4367d05021606e0ca9 test: fix incorrect value in rpc_rawtransaction.py (Jon Atack)

Pull request description:

  Follow-up to PR #16521.

  - Fix incorrect value in rpc_rawtransaction test as per https://github.com/bitcoin/bitcoin/pull/16521/files#r325842308
  - Improve the code docs
  - Use named arguments as per https://github.com/bitcoin/bitcoin/pull/16521/files#r310715127

  Happy to squash or keep only the first commit if the others are too fixup-y.

ACKs for top commit:
  laanwj:
    ACK 6659810e2f38994813aa9d7644d570ae0152fa2c

Tree-SHA512: bf5258f23802ab3ba3defb8791097e08e63f3e2af21023f832cd270dc88d1fa04349e921d69f9f5fedac5dce5cd3c1cc46b48febbede4bc18dccb8be994565b2
This commit is contained in:
Wladimir J. van der Laan 2019-09-25 11:51:26 +02:00 committed by PastaPastaPasta
parent 08d5428afe
commit 0528026442
3 changed files with 16 additions and 14 deletions
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6
src/rpc/rawtransaction.cpp
View File

@ -49,9 +49,9 @@
#include <univalue.h>
/** High fee rate for sendrawtransaction and testmempoolaccept.
* By default, transaction with a fee rate higher than this will be rejected by
* the RPCs. This can be overridden with the maxfeerate argument.
/** Maximum fee rate for sendrawtransaction and testmempoolaccept.
* By default, a transaction with a fee rate higher than this will be rejected
* by the RPCs. This can be overridden with the maxfeerate argument.
*/
static const CFeeRate DEFAULT_MAX_RAW_TX_FEE_RATE{COIN / 10};

18
test/functional/rpc_rawtransaction.py
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@ -370,48 +370,50 @@ class RawTransactionsTest(BitcoinTestFramework):
self.log.info('sendrawtransaction/testmempoolaccept with maxfeerate')
# Test a transaction with small fee
# Test a transaction with a small fee.
txId = self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), 1.0)
rawTx = self.nodes[0].getrawtransaction(txId, True)
vout = next(o for o in rawTx['vout'] if o['value'] == Decimal('1.00000000'))
self.sync_all()
inputs = [{ "txid" : txId, "vout" : vout['n'] }]
outputs = { self.nodes[0].getnewaddress() : Decimal("0.999990000") } # 10000 sat fee
# Fee 10,000 satoshis, (1 - (10000 sat * 0.00000001 BTC/sat)) = 0.9999
outputs = { self.nodes[0].getnewaddress() : Decimal("0.99990000") }
rawTx = self.nodes[2].createrawtransaction(inputs, outputs)
rawTxSigned = self.nodes[2].signrawtransactionwithwallet(rawTx)
assert_equal(rawTxSigned['complete'], True)
# 10000 sat fee, ~200 b transaction, fee rate should land around 50 sat/b = 0.0005000 BTC/kB
# Fee 10,000 satoshis, ~200 b transaction, fee rate should land around 50 sat/byte = 0.00500000 BTC/kB
# Thus, testmempoolaccept should reject
testres = self.nodes[2].testmempoolaccept([rawTxSigned['hex']], 0.00001000)[0]
assert_equal(testres['allowed'], False)
assert_equal(testres['reject-reason'], '256: absurdly-high-fee')
# and sendrawtransaction should throw
assert_raises_rpc_error(-26, "absurdly-high-fee", self.nodes[2].sendrawtransaction, rawTxSigned['hex'], 0.00001000)
# And below calls should both succeed
# and the following calls should both succeed
testres = self.nodes[2].testmempoolaccept(rawtxs=[rawTxSigned['hex']])[0]
assert_equal(testres['allowed'], True)
self.nodes[2].sendrawtransaction(hexstring=rawTxSigned['hex'])
# Test a transaction with large fee
# Test a transaction with a large fee.
txId = self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), 1.0)
rawTx = self.nodes[0].getrawtransaction(txId, True)
vout = next(o for o in rawTx['vout'] if o['value'] == Decimal('1.00000000'))
self.sync_all()
inputs = [{ "txid" : txId, "vout" : vout['n'] }]
outputs = { self.nodes[0].getnewaddress() : Decimal("0.98000000") } # 2000000 sat fee
# Fee 2,000,000 satoshis, (1 - (2000000 sat * 0.00000001 BTC/sat)) = 0.98
outputs = { self.nodes[0].getnewaddress() : Decimal("0.98000000") }
rawTx = self.nodes[2].createrawtransaction(inputs, outputs)
rawTxSigned = self.nodes[2].signrawtransactionwithwallet(rawTx)
assert_equal(rawTxSigned['complete'], True)
# 2000000 sat fee, ~100 b transaction, fee rate should land around 20000 sat/b = 0.20000000 BTC/kB
# Fee 2,000,000 satoshis, ~100 b transaction, fee rate should land around 20,000 sat/byte = 0.20000000 BTC/kB
# Thus, testmempoolaccept should reject
testres = self.nodes[2].testmempoolaccept([rawTxSigned['hex']])[0]
assert_equal(testres['allowed'], False)
assert_equal(testres['reject-reason'], '256: absurdly-high-fee')
# and sendrawtransaction should throw
assert_raises_rpc_error(-26, "absurdly-high-fee", self.nodes[2].sendrawtransaction, rawTxSigned['hex'])
# And below calls should both succeed
# and the following calls should both succeed
testres = self.nodes[2].testmempoolaccept(rawtxs=[rawTxSigned['hex']], maxfeerate='0.20000000')[0]
assert_equal(testres['allowed'], True)
self.nodes[2].sendrawtransaction(hexstring=rawTxSigned['hex'], maxfeerate='0.20000000')

6
test/functional/wallet_basic.py
View File

@ -166,8 +166,8 @@ class WalletTest(BitcoinTestFramework):
totalfee += fee_per_input
# Have node 1 (miner) send the transactions
self.nodes[1].sendrawtransaction(txns_to_send[0]["hex"], 0)
self.nodes[1].sendrawtransaction(txns_to_send[1]["hex"], 0)
self.nodes[1].sendrawtransaction(hexstring=txns_to_send[0]["hex"], maxfeerate=0)
self.nodes[1].sendrawtransaction(hexstring=txns_to_send[1]["hex"], maxfeerate=0)
# Have node1 mine a block to confirm transactions:
self.nodes[1].generate(1)
@ -426,7 +426,7 @@ class WalletTest(BitcoinTestFramework):
# Split into two chains
rawtx = self.nodes[0].createrawtransaction([{"txid": singletxid, "vout": 0}], {chain_addrs[0]: node0_balance / 2 - Decimal('0.01'), chain_addrs[1]: node0_balance / 2 - Decimal('0.01')})
signedtx = self.nodes[0].signrawtransactionwithwallet(rawtx)
singletxid = self.nodes[0].sendrawtransaction(signedtx["hex"], 0)
singletxid = self.nodes[0].sendrawtransaction(hexstring=signedtx["hex"], maxfeerate=0)
self.nodes[0].generate(1)
# Make a long chain of unconfirmed payments without hitting mempool limit