From 646b3885f795c640a2ac979362c509c4a8ee592a Mon Sep 17 00:00:00 2001 From: Sebastian Falbesoner Date: Wed, 18 Aug 2021 17:23:26 +0200 Subject: [PATCH 1/2] test: refactor: use named args for block_submit in feature_nulldummy.py --- test/functional/feature_nulldummy.py | 22 +++++++++++++--------- 1 file changed, 13 insertions(+), 9 deletions(-) diff --git a/test/functional/feature_nulldummy.py b/test/functional/feature_nulldummy.py index f467626801a..0f2d47f4b1e 100755 --- a/test/functional/feature_nulldummy.py +++ b/test/functional/feature_nulldummy.py @@ -24,7 +24,10 @@ from test_framework.blocktools import ( from test_framework.messages import CTransaction from test_framework.script import CScript from test_framework.test_framework import BitcoinTestFramework -from test_framework.util import assert_equal, assert_raises_rpc_error +from test_framework.util import ( + assert_equal, + assert_raises_rpc_error, +) NULLDUMMY_ERROR = "non-mandatory-script-verify-flag (Dummy CHECKMULTISIG argument must be zero)" @@ -86,7 +89,7 @@ class NULLDUMMYTest(BitcoinTestFramework): txid2 = self.nodes[0].sendrawtransaction(test1txs[1].serialize_with_witness().hex(), 0) test1txs.append(create_transaction(self.nodes[0], coinbase_txid[1], self.wit_ms_address, amount=49)) txid3 = self.nodes[0].sendrawtransaction(test1txs[2].serialize_with_witness().hex(), 0) - self.block_submit(self.nodes[0], test1txs, False, True) + self.block_submit(self.nodes[0], test1txs, accept=True) self.log.info("Test 2: Non-NULLDUMMY base multisig transaction should not be accepted to mempool before activation") test2tx = create_transaction(self.nodes[0], txid2, self.ms_address, amount=47) @@ -94,28 +97,28 @@ class NULLDUMMYTest(BitcoinTestFramework): assert_raises_rpc_error(-26, NULLDUMMY_ERROR, self.nodes[0].sendrawtransaction, test2tx.serialize_with_witness().hex(), 0) self.log.info(f"Test 3: Non-NULLDUMMY base transactions should be accepted in a block before activation [{COINBASE_MATURITY + 4}]") - self.block_submit(self.nodes[0], [test2tx], False, True) + self.block_submit(self.nodes[0], [test2tx], accept=True) self.log.info("Test 4: Non-NULLDUMMY base multisig transaction is invalid after activation") test4tx = create_transaction(self.nodes[0], test2tx.hash, self.address, amount=46) test6txs = [CTransaction(test4tx)] trueDummy(test4tx) assert_raises_rpc_error(-26, NULLDUMMY_ERROR, self.nodes[0].sendrawtransaction, test4tx.serialize_with_witness().hex(), 0) - self.block_submit(self.nodes[0], [test4tx]) + self.block_submit(self.nodes[0], [test4tx], accept=False) self.log.info("Test 5: Non-NULLDUMMY P2WSH multisig transaction invalid after activation") test5tx = create_transaction(self.nodes[0], txid3, self.wit_address, amount=48) test6txs.append(CTransaction(test5tx)) test5tx.wit.vtxinwit[0].scriptWitness.stack[0] = b'\x01' assert_raises_rpc_error(-26, NULLDUMMY_ERROR, self.nodes[0].sendrawtransaction, test5tx.serialize_with_witness().hex(), 0) - self.block_submit(self.nodes[0], [test5tx], True) + self.block_submit(self.nodes[0], [test5tx], with_witness=True, accept=False) self.log.info(f"Test 6: NULLDUMMY compliant base/witness transactions should be accepted to mempool and in block after activation [{COINBASE_MATURITY + 5}]") for i in test6txs: self.nodes[0].sendrawtransaction(i.serialize_with_witness().hex(), 0) - self.block_submit(self.nodes[0], test6txs, True, True) + self.block_submit(self.nodes[0], test6txs, with_witness=True, accept=True) - def block_submit(self, node, txs, witness=False, accept=False): + def block_submit(self, node, txs, *, with_witness=False, accept): tmpl = node.getblocktemplate(NORMAL_GBT_REQUEST_PARAMS) assert_equal(tmpl['previousblockhash'], self.lastblockhash) assert_equal(tmpl['height'], self.lastblockheight + 1) @@ -124,11 +127,12 @@ class NULLDUMMYTest(BitcoinTestFramework): tx.rehash() block.vtx.append(tx) block.hashMerkleRoot = block.calc_merkle_root() - witness and add_witness_commitment(block) + if with_witness: + add_witness_commitment(block) block.rehash() block.solve() assert_equal(None if accept else 'block-validation-failed', node.submitblock(block.serialize().hex())) - if (accept): + if accept: assert_equal(node.getbestblockhash(), block.hash) self.lastblockhash = block.hash self.lastblocktime += 1 From 7720d4f650015272dc7109238230520f71858c6c Mon Sep 17 00:00:00 2001 From: Sebastian Falbesoner Date: Wed, 18 Aug 2021 17:27:37 +0200 Subject: [PATCH 2/2] test: fix failure in feature_nulldummy.py on single-core machines On single-core machines, executing the test feature_nulldummy.py results in the following assertion error: ... 2021-08-18T15:37:58.805000Z TestFramework (INFO): Test 4: Non-NULLDUMMY base multisig transaction is invalid after activation 2021-08-18T15:37:58.814000Z TestFramework (ERROR): Assertion failed Traceback (most recent call last): File "[...]/test/functional/test_framework/test_framework.py", line 131, in main self.run_test() File "[...]/test/functional/feature_nulldummy.py", line 107, in run_test self.block_submit(self.nodes[0], [test4tx], accept=False) File "[...]/test/functional/feature_nulldummy.py", line 134, in block_submit assert_equal(None if accept else 'block-validation-failed', node.submitblock(block.serialize().hex())) File "[...]/test/functional/test_framework/util.py", line 49, in assert_equal raise AssertionError("not(%s)" % " == ".join(str(arg) for arg in (thing1, thing2) + args)) AssertionError: not(block-validation-failed == non-mandatory-script-verify-flag (Dummy CHECKMULTISIG argument must be zero)) 2021-08-18T15:37:58.866000Z TestFramework (INFO): Stopping nodes ... The behaviour can be reproduced on a multi-core machine by simply changing the function GetNumCores() (in src/util/system.cpp) to return 1: int GetNumCores() { return 1; } --- test/functional/feature_nulldummy.py | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/test/functional/feature_nulldummy.py b/test/functional/feature_nulldummy.py index 0f2d47f4b1e..678e103e5f5 100755 --- a/test/functional/feature_nulldummy.py +++ b/test/functional/feature_nulldummy.py @@ -54,6 +54,7 @@ class NULLDUMMYTest(BitcoinTestFramework): self.extra_args = [[ f'-segwitheight={COINBASE_MATURITY + 5}', '-addresstype=legacy', + '-par=1', # Use only one script thread to get the exact reject reason for testing ]] def skip_test_if_missing_module(self): @@ -131,7 +132,7 @@ class NULLDUMMYTest(BitcoinTestFramework): add_witness_commitment(block) block.rehash() block.solve() - assert_equal(None if accept else 'block-validation-failed', node.submitblock(block.serialize().hex())) + assert_equal(None if accept else NULLDUMMY_ERROR, node.submitblock(block.serialize().hex())) if accept: assert_equal(node.getbestblockhash(), block.hash) self.lastblockhash = block.hash