diff options
Diffstat (limited to 'src/wallet/test/wallet_tests.cpp')
-rw-r--r-- | src/wallet/test/wallet_tests.cpp | 117 |
1 files changed, 69 insertions, 48 deletions
diff --git a/src/wallet/test/wallet_tests.cpp b/src/wallet/test/wallet_tests.cpp index 1215956bb4..c049f2f15f 100644 --- a/src/wallet/test/wallet_tests.cpp +++ b/src/wallet/test/wallet_tests.cpp @@ -75,8 +75,6 @@ BOOST_FIXTURE_TEST_CASE(scan_for_wallet_transactions, TestChain100Setup) NodeContext node; auto chain = interfaces::MakeChain(node); - auto locked_chain = chain->lock(); - LockAssertion lock(::cs_main); // Verify ScanForWalletTransactions fails to read an unknown start block. { @@ -116,7 +114,10 @@ BOOST_FIXTURE_TEST_CASE(scan_for_wallet_transactions, TestChain100Setup) } // Prune the older block file. - PruneOneBlockFile(oldTip->GetBlockPos().nFile); + { + LOCK(cs_main); + PruneOneBlockFile(oldTip->GetBlockPos().nFile); + } UnlinkPrunedFiles({oldTip->GetBlockPos().nFile}); // Verify ScanForWalletTransactions only picks transactions in the new block @@ -139,7 +140,10 @@ BOOST_FIXTURE_TEST_CASE(scan_for_wallet_transactions, TestChain100Setup) } // Prune the remaining block file. - PruneOneBlockFile(newTip->GetBlockPos().nFile); + { + LOCK(cs_main); + PruneOneBlockFile(newTip->GetBlockPos().nFile); + } UnlinkPrunedFiles({newTip->GetBlockPos().nFile}); // Verify ScanForWalletTransactions scans no blocks. @@ -171,11 +175,12 @@ BOOST_FIXTURE_TEST_CASE(importmulti_rescan, TestChain100Setup) NodeContext node; auto chain = interfaces::MakeChain(node); - auto locked_chain = chain->lock(); - LockAssertion lock(::cs_main); // Prune the older block file. - PruneOneBlockFile(oldTip->GetBlockPos().nFile); + { + LOCK(cs_main); + PruneOneBlockFile(oldTip->GetBlockPos().nFile); + } UnlinkPrunedFiles({oldTip->GetBlockPos().nFile}); // Verify importmulti RPC returns failure for a key whose creation time is @@ -241,8 +246,6 @@ BOOST_FIXTURE_TEST_CASE(importwallet_rescan, TestChain100Setup) NodeContext node; auto chain = interfaces::MakeChain(node); - auto locked_chain = chain->lock(); - LockAssertion lock(::cs_main); std::string backup_file = (GetDataDir() / "wallet.backup").string(); @@ -308,8 +311,6 @@ BOOST_FIXTURE_TEST_CASE(coin_mark_dirty_immature_credit, TestChain100Setup) auto spk_man = wallet.GetOrCreateLegacyScriptPubKeyMan(); CWalletTx wtx(&wallet, m_coinbase_txns.back()); - auto locked_chain = chain->lock(); - LockAssertion lock(::cs_main); LOCK2(wallet.cs_wallet, spk_man->cs_KeyStore); wallet.SetLastBlockProcessed(::ChainActive().Height(), ::ChainActive().Tip()->GetBlockHash()); @@ -334,8 +335,6 @@ static int64_t AddTx(CWallet& wallet, uint32_t lockTime, int64_t mockTime, int64 SetMockTime(mockTime); CBlockIndex* block = nullptr; if (blockTime > 0) { - auto locked_chain = wallet.chain().lock(); - LockAssertion lock(::cs_main); auto inserted = ::BlockIndex().emplace(GetRandHash(), new CBlockIndex); assert(inserted.second); const uint256& hash = inserted.first->first; @@ -345,7 +344,6 @@ static int64_t AddTx(CWallet& wallet, uint32_t lockTime, int64_t mockTime, int64 } CWalletTx wtx(&wallet, MakeTransactionRef(tx)); - LOCK(cs_main); LOCK(wallet.cs_wallet); // If transaction is already in map, to avoid inconsistencies, unconfirmation // is needed before confirm again with different block. @@ -492,7 +490,7 @@ public: CreateAndProcessBlock({}, GetScriptForRawPubKey(coinbaseKey.GetPubKey())); wallet = MakeUnique<CWallet>(m_chain.get(), WalletLocation(), WalletDatabase::CreateMock()); { - LOCK2(::cs_main, wallet->cs_wallet); + LOCK2(wallet->cs_wallet, ::cs_main); wallet->SetLastBlockProcessed(::ChainActive().Height(), ::ChainActive().Tip()->GetBlockHash()); } bool firstRun; @@ -520,8 +518,7 @@ public: std::string error; CCoinControl dummy; { - auto locked_chain = m_chain->lock(); - BOOST_CHECK(wallet->CreateTransaction(*locked_chain, {recipient}, tx, fee, changePos, error, dummy)); + BOOST_CHECK(wallet->CreateTransaction({recipient}, tx, fee, changePos, error, dummy)); } wallet->CommitTransaction(tx, {}, {}); CMutableTransaction blocktx; @@ -531,7 +528,6 @@ public: } CreateAndProcessBlock({CMutableTransaction(blocktx)}, GetScriptForRawPubKey(coinbaseKey.GetPubKey())); - LOCK(cs_main); LOCK(wallet->cs_wallet); wallet->SetLastBlockProcessed(wallet->GetLastBlockHeight() + 1, ::ChainActive().Tip()->GetBlockHash()); auto it = wallet->mapWallet.find(tx->GetHash()); @@ -554,9 +550,8 @@ BOOST_FIXTURE_TEST_CASE(ListCoins, ListCoinsTestingSetup) // address. std::map<CTxDestination, std::vector<COutput>> list; { - auto locked_chain = m_chain->lock(); LOCK(wallet->cs_wallet); - list = wallet->ListCoins(*locked_chain); + list = wallet->ListCoins(); } BOOST_CHECK_EQUAL(list.size(), 1U); BOOST_CHECK_EQUAL(boost::get<PKHash>(list.begin()->first).ToString(), coinbaseAddress); @@ -571,9 +566,8 @@ BOOST_FIXTURE_TEST_CASE(ListCoins, ListCoinsTestingSetup) // pubkey. AddTx(CRecipient{GetScriptForRawPubKey({}), 1 * COIN, false /* subtract fee */}); { - auto locked_chain = m_chain->lock(); LOCK(wallet->cs_wallet); - list = wallet->ListCoins(*locked_chain); + list = wallet->ListCoins(); } BOOST_CHECK_EQUAL(list.size(), 1U); BOOST_CHECK_EQUAL(boost::get<PKHash>(list.begin()->first).ToString(), coinbaseAddress); @@ -581,10 +575,9 @@ BOOST_FIXTURE_TEST_CASE(ListCoins, ListCoinsTestingSetup) // Lock both coins. Confirm number of available coins drops to 0. { - auto locked_chain = m_chain->lock(); LOCK(wallet->cs_wallet); std::vector<COutput> available; - wallet->AvailableCoins(*locked_chain, available); + wallet->AvailableCoins(available); BOOST_CHECK_EQUAL(available.size(), 2U); } for (const auto& group : list) { @@ -594,18 +587,16 @@ BOOST_FIXTURE_TEST_CASE(ListCoins, ListCoinsTestingSetup) } } { - auto locked_chain = m_chain->lock(); LOCK(wallet->cs_wallet); std::vector<COutput> available; - wallet->AvailableCoins(*locked_chain, available); + wallet->AvailableCoins(available); BOOST_CHECK_EQUAL(available.size(), 0U); } // Confirm ListCoins still returns same result as before, despite coins // being locked. { - auto locked_chain = m_chain->lock(); LOCK(wallet->cs_wallet); - list = wallet->ListCoins(*locked_chain); + list = wallet->ListCoins(); } BOOST_CHECK_EQUAL(list.size(), 1U); BOOST_CHECK_EQUAL(boost::get<PKHash>(list.begin()->first).ToString(), coinbaseAddress); @@ -694,11 +685,20 @@ BOOST_FIXTURE_TEST_CASE(wallet_descriptor_test, BasicTestingSetup) //! conditions if it's called the same time an incoming transaction shows up in //! the mempool or a new block. //! -//! It isn't possible for a unit test to totally verify there aren't race -//! conditions without hooking into the implementation more, so this test just -//! verifies that new transactions are detected during loading without any -//! notifications at all, to infer that timing of notifications shouldn't -//! matter. The test could be extended to cover other scenarios in the future. +//! It isn't possible to verify there aren't race condition in every case, so +//! this test just checks two specific cases and ensures that timing of +//! notifications in these cases doesn't prevent the wallet from detecting +//! transactions. +//! +//! In the first case, block and mempool transactions are created before the +//! wallet is loaded, but notifications about these transactions are delayed +//! until after it is loaded. The notifications are superfluous in this case, so +//! the test verifies the transactions are detected before they arrive. +//! +//! In the second case, block and mempool transactions are created after the +//! wallet rescan and notifications are immediately synced, to verify the wallet +//! must already have a handler in place for them, and there's no gap after +//! rescanning where new transactions in new blocks could be lost. BOOST_FIXTURE_TEST_CASE(CreateWalletFromFile, TestChain100Setup) { // Create new wallet with known key and unload it. @@ -709,6 +709,7 @@ BOOST_FIXTURE_TEST_CASE(CreateWalletFromFile, TestChain100Setup) AddKey(*wallet, key); TestUnloadWallet(std::move(wallet)); + // Add log hook to detect AddToWallet events from rescans, blockConnected, // and transactionAddedToMempool notifications int addtx_count = 0; @@ -717,21 +718,14 @@ BOOST_FIXTURE_TEST_CASE(CreateWalletFromFile, TestChain100Setup) return false; }); + bool rescan_completed = false; DebugLogHelper rescan_check("[default wallet] Rescan completed", [&](const std::string* s) { - if (s) { - // For now, just assert that cs_main is being held during the - // rescan, ensuring that a new block couldn't be connected - // that the wallet would miss. After - // https://github.com/bitcoin/bitcoin/pull/16426 when cs_main is no - // longer held, the test can be extended to append a new block here - // and check it's handled correctly. - AssertLockHeld(::cs_main); - rescan_completed = true; - } + if (s) rescan_completed = true; return false; }); + // Block the queue to prevent the wallet receiving blockConnected and // transactionAddedToMempool notifications, and create block and mempool // transactions paying to the wallet @@ -746,29 +740,56 @@ BOOST_FIXTURE_TEST_CASE(CreateWalletFromFile, TestChain100Setup) auto mempool_tx = TestSimpleSpend(*m_coinbase_txns[1], 0, coinbaseKey, GetScriptForRawPubKey(key.GetPubKey())); BOOST_CHECK(chain->broadcastTransaction(MakeTransactionRef(mempool_tx), DEFAULT_TRANSACTION_MAXFEE, false, error)); + // Reload wallet and make sure new transactions are detected despite events // being blocked wallet = TestLoadWallet(*chain); BOOST_CHECK(rescan_completed); BOOST_CHECK_EQUAL(addtx_count, 2); - unsigned int block_tx_time, mempool_tx_time; { LOCK(wallet->cs_wallet); - block_tx_time = wallet->mapWallet.at(block_tx.GetHash()).nTimeReceived; - mempool_tx_time = wallet->mapWallet.at(mempool_tx.GetHash()).nTimeReceived; + BOOST_CHECK_EQUAL(wallet->mapWallet.count(block_tx.GetHash()), 1); + BOOST_CHECK_EQUAL(wallet->mapWallet.count(mempool_tx.GetHash()), 1); } + // Unblock notification queue and make sure stale blockConnected and // transactionAddedToMempool events are processed promise.set_value(); SyncWithValidationInterfaceQueue(); BOOST_CHECK_EQUAL(addtx_count, 4); + + + TestUnloadWallet(std::move(wallet)); + + + // Load wallet again, this time creating new block and mempool transactions + // paying to the wallet as the wallet finishes loading and syncing the + // queue so the events have to be handled immediately. Releasing the wallet + // lock during the sync is a little artificial but is needed to avoid a + // deadlock during the sync and simulates a new block notification happening + // as soon as possible. + addtx_count = 0; + auto handler = HandleLoadWallet([&](std::unique_ptr<interfaces::Wallet> wallet) EXCLUSIVE_LOCKS_REQUIRED(wallet->wallet()->cs_wallet) { + BOOST_CHECK(rescan_completed); + m_coinbase_txns.push_back(CreateAndProcessBlock({}, GetScriptForRawPubKey(coinbaseKey.GetPubKey())).vtx[0]); + block_tx = TestSimpleSpend(*m_coinbase_txns[2], 0, coinbaseKey, GetScriptForRawPubKey(key.GetPubKey())); + m_coinbase_txns.push_back(CreateAndProcessBlock({block_tx}, GetScriptForRawPubKey(coinbaseKey.GetPubKey())).vtx[0]); + mempool_tx = TestSimpleSpend(*m_coinbase_txns[3], 0, coinbaseKey, GetScriptForRawPubKey(key.GetPubKey())); + BOOST_CHECK(chain->broadcastTransaction(MakeTransactionRef(mempool_tx), DEFAULT_TRANSACTION_MAXFEE, false, error)); + LEAVE_CRITICAL_SECTION(wallet->wallet()->cs_wallet); + SyncWithValidationInterfaceQueue(); + ENTER_CRITICAL_SECTION(wallet->wallet()->cs_wallet); + }); + wallet = TestLoadWallet(*chain); + BOOST_CHECK_EQUAL(addtx_count, 4); { LOCK(wallet->cs_wallet); - BOOST_CHECK_EQUAL(block_tx_time, wallet->mapWallet.at(block_tx.GetHash()).nTimeReceived); - BOOST_CHECK_EQUAL(mempool_tx_time, wallet->mapWallet.at(mempool_tx.GetHash()).nTimeReceived); + BOOST_CHECK_EQUAL(wallet->mapWallet.count(block_tx.GetHash()), 1); + BOOST_CHECK_EQUAL(wallet->mapWallet.count(mempool_tx.GetHash()), 1); } + TestUnloadWallet(std::move(wallet)); } |