highperfocused/bitcoin
1
0
Fork 0
mirror of https://github.com/bitcoin/bitcoin.git synced 2026-01-20 07:09:15 +01:00
Code Issues Packages Projects Releases Wiki Activity

test: add tests for miniscript GetWitnessSize

Browse Source
This commit is contained in:
Pieter Wuille
2023-10-13 14:57:03 -04:00
parent 7ed2b2d430
commit 8be9851408
2 changed files with 8 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
src/test/fuzz/miniscript.cpp
View File

@@ -70,6 +70,7 @@ struct TestData {
sig.push_back(1); // SIGHASH_ALL
dummy_sigs.insert({pubkey, {sig, i & 1}});
assert(privkey.SignSchnorr(MESSAGE_HASH, schnorr_sig, nullptr, EMPTY_AUX));
schnorr_sig.push_back(1); // Maximally-sized signature has sighash byte
schnorr_sigs.emplace(XOnlyPubKey{pubkey}, std::make_pair(std::move(schnorr_sig), i & 1));
std::vector<unsigned char> hash;
@@ -1119,6 +1120,9 @@ void TestNode(const MsCtx script_ctx, const NodeRef& node, FuzzedDataProvider& p
// If a non-malleable satisfaction exists, the malleable one must also exist, and be identical to it.
assert(mal_success);
assert(stack_nonmal == stack_mal);
// Compute witness size (excluding script push, control block, and witness count encoding).
const size_t wit_size = GetSerializeSize(stack_nonmal, PROTOCOL_VERSION) - GetSizeOfCompactSize(stack_nonmal.size());
assert(wit_size <= *node->GetWitnessSize());
// Test non-malleable satisfaction.
witness_nonmal.stack.insert(witness_nonmal.stack.end(), std::make_move_iterator(stack_nonmal.begin()), std::make_move_iterator(stack_nonmal.end()));