tests: Add missing locks to tests

Add missing locks to tests to satisfy lock requirements (such as
EXCLUSIVE_LOCKS_REQUIRED(...) (Clang Thread Safety Analysis),
AssertLockHeld(...) and implicit lock assumptions).

src/qt/test/wallettests.cpp

@@ -164,7 +164,10 @@ void TestGUI()
         wallet.SetAddressBook(test.coinbaseKey.GetPubKey().GetID(), "", "receive");
         wallet.AddKeyPubKey(test.coinbaseKey, test.coinbaseKey.GetPubKey());
     }
+    {
+        LOCK(cs_main);
         wallet.ScanForWalletTransactions(chainActive.Genesis(), nullptr, true);
+    }
     wallet.SetBroadcastTransactions(true);
 
     // Create widgets for sending coins and listing transactions.

src/test/DoS_tests.cpp

@@ -66,11 +66,14 @@ BOOST_AUTO_TEST_CASE(outbound_slow_chain_eviction)
     dummyNode1.fSuccessfullyConnected = true;
 
     // This test requires that we have a chain with non-zero work.
+    LOCK(cs_main);
     BOOST_CHECK(chainActive.Tip() != nullptr);
     BOOST_CHECK(chainActive.Tip()->nChainWork > 0);
 
     // Test starts here
+    LOCK(dummyNode1.cs_sendProcessing);
     peerLogic->SendMessages(&dummyNode1, interruptDummy); // should result in getheaders
+    LOCK(dummyNode1.cs_vSend);
     BOOST_CHECK(dummyNode1.vSendMsg.size() > 0);
     dummyNode1.vSendMsg.clear();
 
@@ -183,7 +186,11 @@ BOOST_AUTO_TEST_CASE(DoS_banning)
     peerLogic->InitializeNode(&dummyNode1);
     dummyNode1.nVersion = 1;
     dummyNode1.fSuccessfullyConnected = true;
+    {
+        LOCK(cs_main);
         Misbehaving(dummyNode1.GetId(), 100); // Should get banned
+    }
+    LOCK(dummyNode1.cs_sendProcessing);
     peerLogic->SendMessages(&dummyNode1, interruptDummy);
     BOOST_CHECK(connman->IsBanned(addr1));
     BOOST_CHECK(!connman->IsBanned(ip(0xa0b0c001|0x0000ff00))); // Different IP, not banned
@@ -194,11 +201,18 @@ BOOST_AUTO_TEST_CASE(DoS_banning)
     peerLogic->InitializeNode(&dummyNode2);
     dummyNode2.nVersion = 1;
     dummyNode2.fSuccessfullyConnected = true;
+    {
+        LOCK(cs_main);
         Misbehaving(dummyNode2.GetId(), 50);
+    }
+    LOCK(dummyNode2.cs_sendProcessing);
     peerLogic->SendMessages(&dummyNode2, interruptDummy);
     BOOST_CHECK(!connman->IsBanned(addr2)); // 2 not banned yet...
     BOOST_CHECK(connman->IsBanned(addr1));  // ... but 1 still should be
+    {
+        LOCK(cs_main);
         Misbehaving(dummyNode2.GetId(), 50);
+    }
     peerLogic->SendMessages(&dummyNode2, interruptDummy);
     BOOST_CHECK(connman->IsBanned(addr2));
 
@@ -219,13 +233,23 @@ BOOST_AUTO_TEST_CASE(DoS_banscore)
     peerLogic->InitializeNode(&dummyNode1);
     dummyNode1.nVersion = 1;
     dummyNode1.fSuccessfullyConnected = true;
+    {
+        LOCK(cs_main);
         Misbehaving(dummyNode1.GetId(), 100);
+    }
+    LOCK(dummyNode1.cs_sendProcessing);
     peerLogic->SendMessages(&dummyNode1, interruptDummy);
     BOOST_CHECK(!connman->IsBanned(addr1));
+    {
+        LOCK(cs_main);
         Misbehaving(dummyNode1.GetId(), 10);
+    }
     peerLogic->SendMessages(&dummyNode1, interruptDummy);
     BOOST_CHECK(!connman->IsBanned(addr1));
+    {
+        LOCK(cs_main);
         Misbehaving(dummyNode1.GetId(), 1);
+    }
     peerLogic->SendMessages(&dummyNode1, interruptDummy);
     BOOST_CHECK(connman->IsBanned(addr1));
     gArgs.ForceSetArg("-banscore", std::to_string(DEFAULT_BANSCORE_THRESHOLD));
@@ -249,7 +273,11 @@ BOOST_AUTO_TEST_CASE(DoS_bantime)
     dummyNode.nVersion = 1;
     dummyNode.fSuccessfullyConnected = true;
 
+    {
+        LOCK(cs_main);
         Misbehaving(dummyNode.GetId(), 100);
+    }
+    LOCK(dummyNode.cs_sendProcessing);
     peerLogic->SendMessages(&dummyNode, interruptDummy);
     BOOST_CHECK(connman->IsBanned(addr));
 
@@ -266,6 +294,7 @@ BOOST_AUTO_TEST_CASE(DoS_bantime)
 CTransactionRef RandomOrphan()
 {
     std::map<uint256, COrphanTx>::iterator it;
+    LOCK(cs_main);
     it = mapOrphanTransactions.lower_bound(InsecureRand256());
     if (it == mapOrphanTransactions.end())
         it = mapOrphanTransactions.begin();
@@ -335,6 +364,7 @@ BOOST_AUTO_TEST_CASE(DoS_mapOrphans)
         BOOST_CHECK(!AddOrphanTx(MakeTransactionRef(tx), i));
     }
 
+    LOCK(cs_main);
     // Test EraseOrphansFor:
     for (NodeId i = 0; i < 3; i++)
     {

src/test/blockencodings_tests.cpp

@@ -62,6 +62,7 @@ BOOST_AUTO_TEST_CASE(SimpleRoundTripTest)
     CBlock block(BuildBlockTestCase());
 
     pool.addUnchecked(block.vtx[2]->GetHash(), entry.FromTx(*block.vtx[2]));
+    LOCK(pool.cs);
     BOOST_CHECK_EQUAL(pool.mapTx.find(block.vtx[2]->GetHash())->GetSharedTx().use_count(), SHARED_TX_OFFSET + 0);
 
     // Do a simple ShortTxIDs RT
@@ -161,6 +162,7 @@ BOOST_AUTO_TEST_CASE(NonCoinbasePreforwardRTTest)
     CBlock block(BuildBlockTestCase());
 
     pool.addUnchecked(block.vtx[2]->GetHash(), entry.FromTx(*block.vtx[2]));
+    LOCK(pool.cs);
     BOOST_CHECK_EQUAL(pool.mapTx.find(block.vtx[2]->GetHash())->GetSharedTx().use_count(), SHARED_TX_OFFSET + 0);
 
     uint256 txhash;
@@ -227,6 +229,7 @@ BOOST_AUTO_TEST_CASE(SufficientPreforwardRTTest)
     CBlock block(BuildBlockTestCase());
 
     pool.addUnchecked(block.vtx[1]->GetHash(), entry.FromTx(*block.vtx[1]));
+    LOCK(pool.cs);
     BOOST_CHECK_EQUAL(pool.mapTx.find(block.vtx[1]->GetHash())->GetSharedTx().use_count(), SHARED_TX_OFFSET + 0);
 
     uint256 txhash;

src/test/mempool_tests.cpp

@@ -165,6 +165,7 @@ BOOST_AUTO_TEST_CASE(MempoolIndexingTest)
     sortedOrder[2] = tx1.GetHash().ToString(); // 10000
     sortedOrder[3] = tx4.GetHash().ToString(); // 15000
     sortedOrder[4] = tx2.GetHash().ToString(); // 20000
+    LOCK(pool.cs);
     CheckSort<descendant_score>(pool, sortedOrder);
 
     /* low fee but with high fee child */
@@ -375,6 +376,7 @@ BOOST_AUTO_TEST_CASE(MempoolAncestorIndexingTest)
     }
     sortedOrder[4] = tx3.GetHash().ToString(); // 0
 
+    LOCK(pool.cs);
     CheckSort<ancestor_score>(pool, sortedOrder);
 
     /* low fee parent with high fee child */

src/test/test_bitcoin.cpp

@@ -149,7 +149,10 @@ TestChain100Setup::CreateAndProcessBlock(const std::vector<CMutableTransaction>&
         block.vtx.push_back(MakeTransactionRef(tx));
     // IncrementExtraNonce creates a valid coinbase and merkleRoot
     unsigned int extraNonce = 0;
+    {
+        LOCK(cs_main);
         IncrementExtraNonce(&block, chainActive.Tip(), extraNonce);
+    }
 
     while (!CheckProofOfWork(block.GetHash(), block.nBits, chainparams.GetConsensus())) ++block.nNonce;
 

src/test/txvalidationcache_tests.cpp

@@ -66,6 +66,7 @@ BOOST_FIXTURE_TEST_CASE(tx_mempool_block_doublespend, TestChain100Setup)
 
     // Test 1: block with both of those transactions should be rejected.
     block = CreateAndProcessBlock(spends, scriptPubKey);
+    LOCK(cs_main);
     BOOST_CHECK(chainActive.Tip()->GetBlockHash() != block.GetHash());
 
     // Test 2: ... and should be rejected if spend1 is in the memory pool
@@ -151,7 +152,10 @@ BOOST_FIXTURE_TEST_CASE(checkinputs_test, TestChain100Setup)
 {
     // Test that passing CheckInputs with one set of script flags doesn't imply
     // that we would pass again with a different set of flags.
+    {
+        LOCK(cs_main);
         InitScriptExecutionCache();
+    }
 
     CScript p2pk_scriptPubKey = CScript() << ToByteVector(coinbaseKey.GetPubKey()) << OP_CHECKSIG;
     CScript p2sh_scriptPubKey = GetScriptForDestination(CScriptID(p2pk_scriptPubKey));

src/wallet/test/wallet_tests.cpp

@@ -489,6 +489,7 @@ BOOST_FIXTURE_TEST_CASE(importwallet_rescan, TestChain100Setup)
         vpwallets[0] = &wallet;
         ::importwallet(request);
 
+        LOCK(wallet.cs_wallet);
         BOOST_CHECK_EQUAL(wallet.mapWallet.size(), 3);
         BOOST_CHECK_EQUAL(coinbaseTxns.size(), 103);
         for (size_t i = 0; i < coinbaseTxns.size(); ++i) {
@@ -534,6 +535,7 @@ static int64_t AddTx(CWallet& wallet, uint32_t lockTime, int64_t mockTime, int64
     SetMockTime(mockTime);
     CBlockIndex* block = nullptr;
     if (blockTime > 0) {
+        LOCK(cs_main);
         auto inserted = mapBlockIndex.emplace(GetRandHash(), new CBlockIndex);
         assert(inserted.second);
         const uint256& hash = inserted.first->first;
@@ -547,6 +549,7 @@ static int64_t AddTx(CWallet& wallet, uint32_t lockTime, int64_t mockTime, int64
         wtx.SetMerkleBranch(block, 0);
     }
     wallet.AddToWallet(wtx);
+    LOCK(wallet.cs_wallet);
     return wallet.mapWallet.at(wtx.GetHash()).nTimeSmart;
 }
 
@@ -583,6 +586,7 @@ BOOST_AUTO_TEST_CASE(ComputeTimeSmart)
 BOOST_AUTO_TEST_CASE(LoadReceiveRequests)
 {
     CTxDestination dest = CKeyID();
+    LOCK(pwalletMain->cs_wallet);
     pwalletMain->AddDestData(dest, "misc", "val_misc");
     pwalletMain->AddDestData(dest, "rr0", "val_rr0");
     pwalletMain->AddDestData(dest, "rr1", "val_rr1");
@@ -625,6 +629,7 @@ public:
         BOOST_CHECK(wallet->CreateTransaction({recipient}, wtx, reservekey, fee, changePos, error, dummy));
         CValidationState state;
         BOOST_CHECK(wallet->CommitTransaction(wtx, reservekey, nullptr, state));
+        LOCK(wallet->cs_wallet);
         auto it = wallet->mapWallet.find(wtx.GetHash());
         BOOST_CHECK(it != wallet->mapWallet.end());
         CreateAndProcessBlock({CMutableTransaction(*it->second.tx)}, GetScriptForRawPubKey(coinbaseKey.GetPubKey()));