1  // Copyright (c) 2012-2021 The Bitcoin Core developers
 2  // Distributed under the MIT software license, see the accompanying
 3  // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 4  
 5  #include <test/util/setup_common.h>
 6  #include <clientversion.h>
 7  #include <streams.h>
 8  #include <uint256.h>
 9  #include <wallet/test/util.h>
10  #include <wallet/wallet.h>
11  
12  #include <boost/test/unit_test.hpp>
13  
14  namespace wallet {
15  BOOST_FIXTURE_TEST_SUITE(walletdb_tests, BasicTestingSetup)
16  
17  BOOST_AUTO_TEST_CASE(walletdb_readkeyvalue)
18  {
19      /**
20       * When ReadKeyValue() reads from either a "key" or "wkey" it first reads the DataStream into a
21       * CPrivKey or CWalletKey respectively and then reads a hash of the pubkey and privkey into a uint256.
22       * Wallets from 0.8 or before do not store the pubkey/privkey hash, trying to read the hash from old
23       * wallets throws an exception, for backwards compatibility this read is wrapped in a try block to
24       * silently fail. The test here makes sure the type of exception thrown from DataStream::read()
25       * matches the type we expect, otherwise we need to update the "key"/"wkey" exception type caught.
26       */
27      DataStream ssValue{};
28      uint256 dummy;
29      BOOST_CHECK_THROW(ssValue >> dummy, std::ios_base::failure);
30  }
31  
32  BOOST_AUTO_TEST_CASE(walletdb_read_write_deadlock)
33  {
34      // Exercises a db read write operation that shouldn't deadlock.
35      for (const DatabaseFormat& db_format : DATABASE_FORMATS) {
36          // Context setup
37          DatabaseOptions options;
38          options.require_format = db_format;
39          DatabaseStatus status;
40          bilingual_str error_string;
41          std::unique_ptr<WalletDatabase> db = MakeDatabase(m_path_root / strprintf("wallet_%d_.dat", db_format).c_str(), options, status, error_string);
42          BOOST_CHECK_EQUAL(status, DatabaseStatus::SUCCESS);
43  
44          std::shared_ptr<CWallet> wallet(new CWallet(m_node.chain.get(), "", std::move(db)));
45          wallet->m_keypool_size = 4;
46  
47          // Create legacy spkm
48          LOCK(wallet->cs_wallet);
49          auto legacy_spkm = wallet->GetOrCreateLegacyScriptPubKeyMan();
50          BOOST_CHECK(legacy_spkm->SetupGeneration(true));
51          wallet->Flush();
52  
53          // Now delete all records, which performs a read write operation.
54          BOOST_CHECK(wallet->GetLegacyScriptPubKeyMan()->DeleteRecords());
55      }
56  }
57  
58  BOOST_AUTO_TEST_SUITE_END()
59  } // namespace wallet