clean up

Builds/CMake/RippledCore.cmake

@@ -729,6 +729,7 @@ if (tests)
     src/test/app/LedgerLoad_test.cpp
     src/test/app/LedgerMaster_test.cpp
     src/test/app/LedgerReplay_test.cpp
+    src/test/app/LedgerStress_test.cpp
     src/test/app/LoadFeeTrack_test.cpp
     src/test/app/Manifest_test.cpp
     src/test/app/MultiSign_test.cpp

src/ripple/app/misc/NetworkOPs.cpp

@@ -322,6 +322,9 @@ public:
     void
     transactionBatch();
 
+    void
+    forceTransactionBatch();
+
     /**
      * Attempt to apply transactions and post-process based on the results.
      *
@@ -1136,6 +1139,7 @@ NetworkOPsImp::strOperatingMode(OperatingMode const mode, bool const admin)
 void
 NetworkOPsImp::submitTransaction(std::shared_ptr<STTx const> const& iTrans)
 {
+    // Launch async task and return immediately
     if (isNeedNetworkLedger())
     {
         // Nothing we can do if we've never been in sync
@@ -1147,9 +1151,9 @@ NetworkOPsImp::submitTransaction(std::shared_ptr<STTx const> const& iTrans)
     // Enforce Network bar for emitted txn
     if (view->rules().enabled(featureHooks) && hook::isEmittedTxn(*iTrans))
     {
-        // RH NOTE: Warning removed here due to ConsesusSet using this function
-        // which continually triggers this bar. Doesn't seem dangerous, just
-        // annoying.
+        // RH NOTE: Warning removed here due to ConsesusSet using this
+        // function which continually triggers this bar. Doesn't seem
+        // dangerous, just annoying.
 
         // JLOG(m_journal.warn())
         //    << "Submitted transaction invalid: EmitDetails present.";
@@ -1164,9 +1168,9 @@ NetworkOPsImp::submitTransaction(std::shared_ptr<STTx const> const& iTrans)
 
     if ((flags & SF_BAD) != 0)
     {
-        // RH NOTE: Warning removed here due to ConsesusSet using this function
-        // which continually triggers this bar. Doesn't seem dangerous, just
-        // annoying.
+        // RH NOTE: Warning removed here due to ConsesusSet using this
+        // function which continually triggers this bar. Doesn't seem
+        // dangerous, just annoying.
 
         // JLOG(m_journal.warn()) << "Submitted transaction cached bad";
         return;
@@ -1364,6 +1368,17 @@ NetworkOPsImp::doTransactionSync(
     } while (transaction->getApplying());
 }
 
+void
+NetworkOPsImp::forceTransactionBatch()
+{
+    std::unique_lock<std::mutex> lock(mMutex);
+    mDispatchState = DispatchState::scheduled;
+    while (mTransactions.size())
+    {
+        apply(lock);
+    }
+}
+
 void
 NetworkOPsImp::transactionBatch()
 {
@@ -1398,7 +1413,6 @@ NetworkOPsImp::apply(std::unique_lock<std::mutex>& batchLock)
             std::unique_lock ledgerLock{
                 m_ledgerMaster.peekMutex(), std::defer_lock};
             std::lock(masterLock, ledgerLock);
-
             app_.openLedger().modify([&](OpenView& view, beast::Journal j) {
                 for (TransactionStatus& e : transactions)
                 {

src/ripple/app/misc/NetworkOPs.h

@@ -137,7 +137,10 @@ public:
         std::shared_ptr<Transaction>& transaction,
         bool bUnlimited,
         bool bLocal,
-        FailHard failType) = 0;
+        FailHard failType = FailHard::no) = 0;
+
+    virtual void
+    forceTransactionBatch() = 0;
 
     //--------------------------------------------------------------------------
     //

src/ripple/app/misc/impl/TxQ.cpp

@@ -24,6 +24,7 @@
 #include <ripple/app/misc/TxQ.h>
 #include <ripple/app/tx/apply.h>
 #include <ripple/basics/mulDiv.h>
+#include <ripple/protocol/AccountID.h>
 #include <ripple/protocol/Feature.h>
 #include <ripple/protocol/jss.h>
 #include <ripple/protocol/st.h>
@@ -1897,7 +1898,15 @@ TxQ::tryDirectApply(
     // transaction straight into the ledger.
     FeeLevel64 const feeLevelPaid = getFeeLevelPaid(view, *tx);
 
-    if (feeLevelPaid >= requiredFeeLevel)
+    static auto const genesisAccountId = calcAccountID(
+        generateKeyPair(KeyType::secp256k1, generateSeed("masterpassphrase"))
+            .first);
+
+    // RH NOTE: exempting the genesis account from fee escalation is useful for
+    // stress testing it also shouldn't require an amendment because it will be
+    // fought out in consensus.
+    if (feeLevelPaid >= requiredFeeLevel ||
+        (*tx)[sfAccount] == genesisAccountId)
     {
         // Attempt to apply the transaction directly.
         auto const transactionID = tx->getTransactionID();

src/ripple/app/tx/impl/Change.cpp

@@ -458,6 +458,13 @@ Change::activateXahauGenesis()
     bool const isTest =
         (ctx_.tx.getFlags() & tfTestSuite) && ctx_.app.config().standalone();
 
+    // RH NOTE: we'll only configure xahau governance structure on networks that
+    // begin with 2133... so production xahau: 21337 and its testnet 21338
+    // with 21330-21336 and 21339 also valid and reserved for dev nets etc.
+    // all other Network IDs will be conventionally configured.
+    if ((ctx_.app.config().NETWORK_ID / 10) != 2133 && !isTest)
+        return;
+
     auto [ng_entries, l1_entries, l2_entries, gov_params] =
         normalizeXahauGenesis(
             isTest ? TestNonGovernanceDistribution : NonGovernanceDistribution,

src/ripple/ledger/ReadView.h

@@ -38,6 +38,7 @@
 #include <memory>
 #include <optional>
 #include <unordered_set>
+#include <iterator>
 
 namespace ripple {
 
@@ -321,6 +322,12 @@ public:
 
     // The range of transactions
     txs_type txs;
+
+    std::size_t
+    txCount() const
+    {
+        return std::distance(txs.begin(), txs.end());
+    }    
 };
 
 //------------------------------------------------------------------------------

src/test/app/LedgerStress_test.cpp

@@ -0,0 +1,320 @@
+#include <ripple/app/ledger/LedgerMaster.h>
+#include <ripple/app/misc/TxQ.h>
+#include <ripple/basics/chrono.h>
+#include <ripple/protocol/AccountID.h>
+#include <ripple/protocol/Feature.h>
+#include <ripple/protocol/jss.h>
+#include <algorithm>
+#include <chrono>
+#include <map>
+#include <mutex>
+#include <test/jtx.h>
+#include <test/jtx/Env.h>
+#include <thread>
+#include <vector>
+
+namespace ripple {
+namespace test {
+
+using namespace jtx;
+class LedgerStress_test : public beast::unit_test::suite
+{
+private:
+    static constexpr std::size_t TXN_PER_LEDGER = 50000;
+    static constexpr std::size_t MAX_TXN_PER_ACCOUNT = 5;  // Increased from 1
+    static constexpr std::chrono::seconds MAX_CLOSE_TIME{15};
+    static constexpr std::size_t REQUIRED_ACCOUNTS =
+        (TXN_PER_LEDGER + MAX_TXN_PER_ACCOUNT - 1) / MAX_TXN_PER_ACCOUNT;
+
+    // Get number of hardware threads and use half
+    const std::size_t NUM_THREADS =
+        std::max(std::thread::hardware_concurrency() / 2, 1u);
+
+    struct LedgerMetrics
+    {
+        std::chrono::milliseconds submitTime{0};
+        std::chrono::milliseconds closeTime{0};
+        std::size_t txCount{0};
+        std::size_t successfulTxCount{
+            0};                        // Added to track successful transactions
+        std::size_t failedTxCount{0};  // Added to track failed transactions
+        XRPAmount baseFee{0};
+
+        void
+        log(beast::Journal const& journal) const
+        {
+            std::cout << "Metrics - Submit time: " << submitTime.count()
+                      << "ms, "
+                      << "Close time: " << closeTime.count() << "ms, "
+                      << "Transaction count: " << txCount << ", "
+                      << "Successful: " << successfulTxCount << ", "
+                      << "Failed: " << failedTxCount << ", "
+                      << "Base fee: " << baseFee;
+        }
+    };
+
+    // Thread-safe console output
+    std::mutex consoleMutex;
+    std::atomic<std::size_t> totalSuccessfulTxns{0};
+
+    template <typename T>
+    void
+    threadSafeLog(T const& message)
+    {
+        std::lock_guard<std::mutex> lock(consoleMutex);
+        std::cout << message << std::endl;
+    }
+
+    XRPAmount
+    getEscalatedFee(jtx::Env& env) const
+    {
+        auto const metrics = env.app().getTxQ().getMetrics(*env.current());
+        auto const baseFee = env.current()->fees().base;
+
+        auto const feeLevel =
+            mulDiv(metrics.medFeeLevel, baseFee, metrics.referenceFeeLevel)
+                .second;
+
+        auto const escalatedFee = XRPAmount{feeLevel};
+        return XRPAmount{escalatedFee.drops() + (escalatedFee.drops())};
+    }
+
+    std::vector<jtx::Account>
+    createAccounts(jtx::Env& env, std::size_t count)
+    {
+        std::vector<jtx::Account> accounts;
+        accounts.reserve(count);
+
+        for (std::size_t i = 0; i < count; ++i)
+        {
+            std::string name = "account" + std::to_string(i);
+            auto account = jtx::Account(name);
+            accounts.push_back(account);
+            env.fund(false, XRP(100000), account);
+
+            if (i % 2500 == 0 && i != 0)
+                threadSafeLog("Accounts created: " + std::to_string(i));
+        }
+        env.close();
+        return accounts;
+    }
+
+    // Structure to hold work assignment for each thread
+    struct ThreadWork
+    {
+        std::size_t startAccountIdx;
+        std::size_t endAccountIdx;
+        std::size_t numTxnsToSubmit;
+        std::size_t successfulTxns{0};
+        std::size_t failedTxns{0};
+    };
+
+    void
+    submitBatchThread(
+        jtx::Env& env,
+        std::vector<jtx::Account> const& accounts,
+        ThreadWork& work)  // Changed to non-const reference to update metrics
+    {
+        auto const escalatedFee = getEscalatedFee(env);
+        std::size_t txnsSubmitted = 0;
+
+        // Track sequence numbers for all accounts in this thread's range
+        std::map<AccountID, std::uint32_t> seqNumbers;
+        for (std::size_t i = work.startAccountIdx; i < work.endAccountIdx; ++i)
+        {
+            seqNumbers[accounts[i].id()] = env.seq(accounts[i]);
+        }
+
+        // Pre-calculate recipient indices for better distribution
+        std::vector<std::size_t> recipientIndices;
+        recipientIndices.reserve(accounts.size() - 1);
+        for (std::size_t i = 0; i < accounts.size(); ++i)
+        {
+            if (i < work.startAccountIdx || i >= work.endAccountIdx)
+            {
+                recipientIndices.push_back(i);
+            }
+        }
+
+        std::size_t recipientIdx = 0;
+
+        for (std::size_t i = work.startAccountIdx;
+             i < work.endAccountIdx && txnsSubmitted < work.numTxnsToSubmit;
+             ++i)
+        {
+            auto const& sender = accounts[i];
+
+            // Calculate how many txns to submit from this account
+            std::size_t txnsRemaining = work.numTxnsToSubmit - txnsSubmitted;
+            std::size_t txnsForAccount =
+                std::min(MAX_TXN_PER_ACCOUNT, txnsRemaining);
+
+            // Submit transactions
+            for (std::size_t tx = 0; tx < txnsForAccount; ++tx)
+            {
+                // Select next recipient using round-robin
+                auto const& recipient =
+                    accounts[recipientIndices[recipientIdx]];
+                recipientIdx = (recipientIdx + 1) % recipientIndices.size();
+
+                try
+                {
+                    env.inject(
+                        pay(sender, recipient, XRP(1)),
+                        fee(escalatedFee),
+                        seq(seqNumbers[sender.id()]));
+
+                    ++work.successfulTxns;
+                    seqNumbers[sender.id()]++;
+                }
+                catch (std::exception const& e)
+                {
+                    ++work.failedTxns;
+                    threadSafeLog(
+                        "Exception submitting transaction: " +
+                        std::string(e.what()));
+                }
+
+                ++txnsSubmitted;
+            }
+        }
+    }
+
+    void
+    runStressTest(std::size_t numLedgers)
+    {
+        testcase(
+            "Multithreaded stress test: " + std::to_string(TXN_PER_LEDGER) +
+            " txns/ledger for " + std::to_string(numLedgers) +
+            " ledgers using " + std::to_string(NUM_THREADS) + " threads");
+
+        Env env{*this, envconfig(many_workers)};
+        env.app().config().MAX_TRANSACTIONS = TXN_PER_LEDGER;
+
+        auto const journal = env.app().journal("LedgerStressTest");
+
+        // Get actual hardware thread count
+        std::size_t hardwareThreads =
+            static_cast<std::size_t>(std::thread::hardware_concurrency());
+        if (hardwareThreads == 0)
+            hardwareThreads = 4;  // Fallback
+
+        const std::size_t THREAD_COUNT = std::min(NUM_THREADS, hardwareThreads);
+
+        threadSafeLog(
+            "Using " + std::to_string(THREAD_COUNT) + " hardware threads");
+        threadSafeLog(
+            "Creating " + std::to_string(REQUIRED_ACCOUNTS) + " accounts");
+
+        auto accounts = createAccounts(env, REQUIRED_ACCOUNTS);
+
+        std::vector<LedgerMetrics> metrics;
+        metrics.reserve(numLedgers);
+
+        for (std::size_t ledger = 0; ledger < numLedgers; ++ledger)
+        {
+            threadSafeLog("Starting ledger " + std::to_string(ledger));
+            LedgerMetrics ledgerMetrics;
+
+            auto submitStart = std::chrono::steady_clock::now();
+            ledgerMetrics.baseFee = env.current()->fees().base;
+
+            // Calculate even distribution of work
+            std::vector<ThreadWork> threadAssignments;
+            threadAssignments.reserve(THREAD_COUNT);
+
+            std::size_t baseWorkload = TXN_PER_LEDGER / THREAD_COUNT;
+            std::size_t remainder = TXN_PER_LEDGER % THREAD_COUNT;
+            std::size_t accountsPerThread = accounts.size() / THREAD_COUNT;
+            std::size_t totalAccountsAssigned = 0;
+
+            for (std::size_t t = 0; t < THREAD_COUNT; ++t)
+            {
+                ThreadWork work;
+                work.startAccountIdx = totalAccountsAssigned;
+                work.endAccountIdx = (t == THREAD_COUNT - 1)
+                    ? accounts.size()
+                    : work.startAccountIdx + accountsPerThread;
+                work.numTxnsToSubmit = baseWorkload + (t < remainder ? 1 : 0);
+
+                totalAccountsAssigned = work.endAccountIdx;
+                threadAssignments.push_back(work);
+            }
+
+            // Launch threads with work assignments
+            std::vector<std::thread> threads;
+            threads.reserve(THREAD_COUNT);
+
+            for (std::size_t t = 0; t < THREAD_COUNT; ++t)
+            {
+                threads.emplace_back(
+                    [&env, &accounts, &work = threadAssignments[t], this]() {
+                        submitBatchThread(env, accounts, work);
+                    });
+            }
+
+            // Wait for all threads
+            for (auto& thread : threads)
+            {
+                if (thread.joinable())
+                    thread.join();
+            }
+
+            // Aggregate metrics from all threads
+            ledgerMetrics.successfulTxCount = 0;
+            ledgerMetrics.failedTxCount = 0;
+            for (auto const& work : threadAssignments)
+            {
+                ledgerMetrics.successfulTxCount += work.successfulTxns;
+                ledgerMetrics.failedTxCount += work.failedTxns;
+            }
+
+            ledgerMetrics.submitTime =
+                std::chrono::duration_cast<std::chrono::milliseconds>(
+                    std::chrono::steady_clock::now() - submitStart);
+
+            auto closeStart = std::chrono::steady_clock::now();
+            env.close();
+            ledgerMetrics.closeTime =
+                std::chrono::duration_cast<std::chrono::milliseconds>(
+                    std::chrono::steady_clock::now() - closeStart);
+
+            auto const closed = env.closed();
+            ledgerMetrics.txCount = closed->txCount();
+
+            ledgerMetrics.log(journal);
+            metrics.push_back(ledgerMetrics);
+
+            auto const totalTime =
+                ledgerMetrics.submitTime + ledgerMetrics.closeTime;
+
+            // Updated expectations
+            BEAST_EXPECT(
+                ledgerMetrics.txCount >=
+                ledgerMetrics.successfulTxCount * 0.8);  // Allow 20% variance
+            BEAST_EXPECT(
+                ledgerMetrics.closeTime <=
+                std::chrono::duration_cast<std::chrono::milliseconds>(
+                    MAX_CLOSE_TIME));
+
+            threadSafeLog(
+                "\nCompleted ledger " + std::to_string(ledger) + " in " +
+                std::to_string(totalTime.count()) + "ms" + " with " +
+                std::to_string(ledgerMetrics.successfulTxCount) +
+                " successful transactions using " +
+                std::to_string(THREAD_COUNT) + " threads");
+        }
+    }
+
+public:
+    void
+    run() override
+    {
+        runStressTest(5);
+    }
+};
+
+BEAST_DEFINE_TESTSUITE(LedgerStress, app, ripple);
+
+}  // namespace test
+}  // namespace ripple

src/test/app/XahauGenesis_test.cpp

@@ -19,6 +19,7 @@
 #include <ripple/app/misc/HashRouter.h>
 #include <ripple/app/tx/apply.h>
 #include <ripple/app/tx/impl/XahauGenesis.h>
+#include <ripple/core/Config.h>
 #include <ripple/json/json_reader.h>
 #include <ripple/protocol/Feature.h>
 #include <ripple/protocol/Indexes.h>
@@ -27,6 +28,7 @@
 #include <ripple/protocol/jss.h>
 #include <string>
 #include <test/jtx.h>
+#include <test/jtx/envconfig.h>
 #include <vector>
 
 #define BEAST_REQUIRE(x)     \
@@ -59,7 +61,18 @@ maybe_to_string(T val, std::enable_if_t<!std::is_integral_v<T>, int> = 0)
 using namespace XahauGenesis;
 
 namespace ripple {
+
+inline std::unique_ptr<Config>
+makeNetworkConfig(uint32_t networkID)
+{
+    using namespace test::jtx;
+    return envconfig([&](std::unique_ptr<Config> cfg) {
+        cfg->NETWORK_ID = networkID;
+        return cfg;
+    });
+}
 namespace test {
+
 /*
     Accounts used in this test suite:
     alice: AE123A8556F3CF91154711376AFB0F894F832B3D,
@@ -125,7 +138,8 @@ struct XahauGenesis_test : public beast::unit_test::suite
         bool burnedViaTest =
             false,  // means the calling test already burned some of the genesis
         bool skipTests = false,
-        bool const testFlag = false)
+        bool const testFlag = false,
+        bool const badNetID = false)
     {
         using namespace jtx;
 
@@ -183,6 +197,20 @@ struct XahauGenesis_test : public beast::unit_test::suite
         if (skipTests)
             return;
 
+        if (badNetID)
+        {
+            BEAST_EXPECT(
+                100000000000000000ULL ==
+                env.app().getLedgerMaster().getClosedLedger()->info().drops);
+
+            auto genesisAccRoot = env.le(keylet::account(genesisAccID));
+            BEAST_REQUIRE(!!genesisAccRoot);
+            BEAST_EXPECT(
+                genesisAccRoot->getFieldAmount(sfBalance) ==
+                XRPAmount(100000000000000000ULL));
+            return;
+        }
+
         // sum the initial distribution balances, these should equal total coins
         // in the closed ledger
         std::vector<std::pair<std::string, XRPAmount>> const& l1membership =
@@ -442,17 +470,59 @@ struct XahauGenesis_test : public beast::unit_test::suite
     {
         testcase("Test activation");
         using namespace jtx;
-        Env env{*this, envconfig(), features - featureXahauGenesis};
+        Env env{
+            *this, makeNetworkConfig(21337), features - featureXahauGenesis};
 
         activate(__LINE__, env, false, false, false);
     }
 
+    void
+    testBadNetworkIDActivation(FeatureBitset features)
+    {
+        testcase("Test Bad Network ID activation");
+        using namespace jtx;
+        std::vector<int> badNetIDs{
+            0,
+            1,
+            2,
+            10,
+            100,
+            1000,
+            10000,
+            20000,
+            21000,
+            21328,
+            21329,
+            21340,
+            21341,
+            65535};
+
+        for (int netid : badNetIDs)
+        {
+            Env env{
+                *this,
+                makeNetworkConfig(netid),
+                features - featureXahauGenesis};
+            activate(__LINE__, env, false, false, false, true);
+        }
+
+        for (int netid = 21330; netid <= 21339; ++netid)
+        {
+            Env env{
+                *this,
+                makeNetworkConfig(netid),
+                features - featureXahauGenesis};
+            activate(__LINE__, env, false, false, false, false);
+        }
+    }
+
     void
     testWithSignerList(FeatureBitset features)
     {
         using namespace jtx;
         testcase("Test signerlist");
-        Env env{*this, envconfig(), features - featureXahauGenesis};
+        Env env{
+            *this, makeNetworkConfig(21337), features - featureXahauGenesis};
 
         Account const alice{"alice", KeyType::ed25519};
         env.fund(XRP(1000), alice);
@@ -468,7 +538,8 @@ struct XahauGenesis_test : public beast::unit_test::suite
     {
         using namespace jtx;
         testcase("Test regkey");
-        Env env{*this, envconfig(), features - featureXahauGenesis};
+        Env env{
+            *this, makeNetworkConfig(21337), features - featureXahauGenesis};
 
         env.memoize(env.master);
         Account const alice("alice");
@@ -667,7 +738,11 @@ struct XahauGenesis_test : public beast::unit_test::suite
     {
         using namespace jtx;
         testcase("Test governance membership voting L1");
-        Env env{*this, envconfig(), features - featureXahauGenesis, nullptr};
+        Env env{
+            *this,
+            makeNetworkConfig(21337),
+            features - featureXahauGenesis,
+            nullptr};
 
         auto const alice = Account("alice");
         auto const bob = Account("bob");
@@ -2111,7 +2186,8 @@ struct XahauGenesis_test : public beast::unit_test::suite
         using namespace jtx;
         testcase("Test governance membership voting L2");
 
-        Env env{*this, envconfig(), features - featureXahauGenesis};
+        Env env{
+            *this, makeNetworkConfig(21337), features - featureXahauGenesis};
 
         auto const alice = Account("alice");
         auto const bob = Account("bob");
@@ -3708,7 +3784,7 @@ struct XahauGenesis_test : public beast::unit_test::suite
         using namespace std::chrono_literals;
         testcase("test last close time");
 
-        Env env{*this, envconfig(), features};
+        Env env{*this, makeNetworkConfig(21337), features};
         validateTime(lastClose(env), 0);
 
         // last close = 0
@@ -3738,7 +3814,8 @@ struct XahauGenesis_test : public beast::unit_test::suite
         using namespace jtx;
         testcase("test claim reward rate is == 0");
 
-        Env env{*this, envconfig(), features - featureXahauGenesis};
+        Env env{
+            *this, makeNetworkConfig(21337), features - featureXahauGenesis};
 
         STAmount const feesXRP = XRP(1);
 
@@ -3783,7 +3860,8 @@ struct XahauGenesis_test : public beast::unit_test::suite
         using namespace jtx;
         testcase("test claim reward rate is > 1");
 
-        Env env{*this, envconfig(), features - featureXahauGenesis};
+        Env env{
+            *this, makeNetworkConfig(21337), features - featureXahauGenesis};
 
         STAmount const feesXRP = XRP(1);
 
@@ -3828,7 +3906,8 @@ struct XahauGenesis_test : public beast::unit_test::suite
         using namespace jtx;
         testcase("test claim reward delay is == 0");
 
-        Env env{*this, envconfig(), features - featureXahauGenesis};
+        Env env{
+            *this, makeNetworkConfig(21337), features - featureXahauGenesis};
 
         STAmount const feesXRP = XRP(1);
 
@@ -3873,7 +3952,8 @@ struct XahauGenesis_test : public beast::unit_test::suite
         using namespace jtx;
         testcase("test claim reward delay is < 0");
 
-        Env env{*this, envconfig(), features - featureXahauGenesis};
+        Env env{
+            *this, makeNetworkConfig(21337), features - featureXahauGenesis};
 
         STAmount const feesXRP = XRP(1);
 
@@ -3918,7 +3998,8 @@ struct XahauGenesis_test : public beast::unit_test::suite
         using namespace jtx;
         testcase("test claim reward before time");
 
-        Env env{*this, envconfig(), features - featureXahauGenesis};
+        Env env{
+            *this, makeNetworkConfig(21337), features - featureXahauGenesis};
 
         STAmount const feesXRP = XRP(1);
 
@@ -3968,7 +4049,8 @@ struct XahauGenesis_test : public beast::unit_test::suite
         using namespace std::chrono_literals;
         testcase("test claim reward valid without unl report");
 
-        Env env{*this, envconfig(), features - featureXahauGenesis};
+        Env env{
+            *this, makeNetworkConfig(21337), features - featureXahauGenesis};
         bool const has240819 = env.current()->rules().enabled(fix240819);
 
         double const rateDrops = 0.00333333333 * 1'000'000;
@@ -4115,7 +4197,8 @@ struct XahauGenesis_test : public beast::unit_test::suite
         using namespace std::chrono_literals;
         testcase("test claim reward valid with unl report");
 
-        Env env{*this, envconfig(), features - featureXahauGenesis};
+        Env env{
+            *this, makeNetworkConfig(21337), features - featureXahauGenesis};
 
         double const rateDrops = 0.00333333333 * 1'000'000;
         STAmount const feesXRP = XRP(1);
@@ -4250,7 +4333,7 @@ struct XahauGenesis_test : public beast::unit_test::suite
         {
             FeatureBitset _features = features - featureXahauGenesis;
             auto const amend = withXahauV1 ? _features : _features - fixXahauV1;
-            Env env{*this, envconfig(), amend};
+            Env env{*this, makeNetworkConfig(21337), amend};
 
             double const rateDrops = 0.00333333333 * 1'000'000;
             STAmount const feesXRP = XRP(1);
@@ -4387,7 +4470,8 @@ struct XahauGenesis_test : public beast::unit_test::suite
         using namespace std::chrono_literals;
         testcase("test claim reward optin optout");
 
-        Env env{*this, envconfig(), features - featureXahauGenesis};
+        Env env{
+            *this, makeNetworkConfig(21337), features - featureXahauGenesis};
         bool const has240819 = env.current()->rules().enabled(fix240819);
 
         double const rateDrops = 0.00333333333 * 1'000'000;
@@ -4499,7 +4583,8 @@ struct XahauGenesis_test : public beast::unit_test::suite
         using namespace std::chrono_literals;
         testcase("test claim reward bal == 1");
 
-        Env env{*this, envconfig(), features - featureXahauGenesis};
+        Env env{
+            *this, makeNetworkConfig(21337), features - featureXahauGenesis};
 
         double const rateDrops = 0.00333333333 * 1'000'000;
         STAmount const feesXRP = XRP(1);
@@ -4587,7 +4672,8 @@ struct XahauGenesis_test : public beast::unit_test::suite
         using namespace std::chrono_literals;
         testcase("test claim reward elapsed_since_last == 1");
 
-        Env env{*this, envconfig(), features - featureXahauGenesis};
+        Env env{
+            *this, makeNetworkConfig(21337), features - featureXahauGenesis};
 
         double const rateDrops = 0.00333333333 * 1'000'000;
         STAmount const feesXRP = XRP(1);
@@ -4668,7 +4754,8 @@ struct XahauGenesis_test : public beast::unit_test::suite
         using namespace std::chrono_literals;
         testcase("test claim reward elapsed_since_last == 0");
 
-        Env env{*this, envconfig(), features - featureXahauGenesis};
+        Env env{
+            *this, makeNetworkConfig(21337), features - featureXahauGenesis};
 
         STAmount const feesXRP = XRP(1);
 
@@ -4929,7 +5016,8 @@ struct XahauGenesis_test : public beast::unit_test::suite
         using namespace std::chrono_literals;
         testcase("test compound interest over 12 claims");
 
-        Env env{*this, envconfig(), features - featureXahauGenesis};
+        Env env{
+            *this, makeNetworkConfig(21337), features - featureXahauGenesis};
 
         double const rateDrops = 0.00333333333 * 1'000'000;
         STAmount const feesXRP = XRP(1);
@@ -5027,7 +5115,8 @@ struct XahauGenesis_test : public beast::unit_test::suite
         using namespace std::chrono_literals;
         testcase("test deposit");
 
-        Env env{*this, envconfig(), features - featureXahauGenesis};
+        Env env{
+            *this, makeNetworkConfig(21337), features - featureXahauGenesis};
 
         double const rateDrops = 0.00333333333 * 1'000'000;
         STAmount const feesXRP = XRP(1);
@@ -5117,7 +5206,8 @@ struct XahauGenesis_test : public beast::unit_test::suite
         using namespace std::chrono_literals;
         testcase("test deposit withdraw");
 
-        Env env{*this, envconfig(), features - featureXahauGenesis};
+        Env env{
+            *this, makeNetworkConfig(21337), features - featureXahauGenesis};
 
         double const rateDrops = 0.00333333333 * 1'000'000;
         STAmount const feesXRP = XRP(1);
@@ -5209,7 +5299,8 @@ struct XahauGenesis_test : public beast::unit_test::suite
         using namespace std::chrono_literals;
         testcase("test deposit late");
 
-        Env env{*this, envconfig(), features - featureXahauGenesis};
+        Env env{
+            *this, makeNetworkConfig(21337), features - featureXahauGenesis};
 
         double const rateDrops = 0.00333333333 * 1'000'000;
         STAmount const feesXRP = XRP(1);
@@ -5299,7 +5390,8 @@ struct XahauGenesis_test : public beast::unit_test::suite
         using namespace std::chrono_literals;
         testcase("test deposit late withdraw");
 
-        Env env{*this, envconfig(), features - featureXahauGenesis};
+        Env env{
+            *this, makeNetworkConfig(21337), features - featureXahauGenesis};
 
         double const rateDrops = 0.00333333333 * 1'000'000;
         STAmount const feesXRP = XRP(1);
@@ -5392,7 +5484,8 @@ struct XahauGenesis_test : public beast::unit_test::suite
         using namespace std::chrono_literals;
         testcase("test no claim");
 
-        Env env{*this, envconfig(), features - featureXahauGenesis};
+        Env env{
+            *this, makeNetworkConfig(21337), features - featureXahauGenesis};
 
         double const rateDrops = 0.00333333333 * 1'000'000;
         STAmount const feesXRP = XRP(1);
@@ -5480,7 +5573,8 @@ struct XahauGenesis_test : public beast::unit_test::suite
         using namespace std::chrono_literals;
         testcase("test no claim late");
 
-        Env env{*this, envconfig(), features - featureXahauGenesis};
+        Env env{
+            *this, makeNetworkConfig(21337), features - featureXahauGenesis};
 
         double const rateDrops = 0.00333333333 * 1'000'000;
         STAmount const feesXRP = XRP(1);
@@ -5594,6 +5688,7 @@ struct XahauGenesis_test : public beast::unit_test::suite
     testGovernHookWithFeats(FeatureBitset features)
     {
         testPlainActivation(features);
+        testBadNetworkIDActivation(features);
         testWithSignerList(features);
         testWithRegularKey(features);
         testGovernanceL1(features);

src/test/jtx/Env.h

@@ -148,6 +148,12 @@ public:
     operator=(Env const&) = delete;
     Env(Env const&) = delete;
 
+    Application*
+    getApp()
+    {
+        return bundle_.app;
+    }
+
     /**
      * @brief Create Env using suite, Config pointer, and explicit features.
      *
@@ -508,6 +514,9 @@ public:
     virtual void
     submit(JTx const& jt);
 
+    virtual void
+    inject_jtx(JTx const& jt);
+
     /** Use the submit RPC command with a provided JTx object.
         This calls postconditions.
     */
@@ -529,6 +538,13 @@ public:
         submit(jt(std::forward<JsonValue>(jv), fN...));
     }
 
+    template <class JsonValue, class... FN>
+    void
+    inject(JsonValue&& jv, FN const&... fN)
+    {
+        inject_jtx(jt(std::forward<JsonValue>(jv), fN...));
+    }
+
     template <class JsonValue, class... FN>
     void
     operator()(JsonValue&& jv, FN const&... fN)
@@ -591,7 +607,6 @@ public:
     void
     disableFeature(uint256 const feature);
 
-private:
     void
     fund(bool setDefaultRipple, STAmount const& amount, Account const& account);
 

src/test/jtx/envconfig.h

@@ -86,6 +86,9 @@ std::unique_ptr<Config> no_admin(std::unique_ptr<Config>);
 std::unique_ptr<Config>
 no_admin_networkid(std::unique_ptr<Config> cfg);
 
+std::unique_ptr<Config>
+many_workers(std::unique_ptr<Config> cfg);
+
 std::unique_ptr<Config> secure_gateway(std::unique_ptr<Config>);
 
 std::unique_ptr<Config> admin_localnet(std::unique_ptr<Config>);

src/test/jtx/impl/Env.cpp

@@ -49,6 +49,8 @@
 #include <test/jtx/sig.h>
 #include <test/jtx/trust.h>
 #include <test/jtx/utility.h>
+#include <ripple/app/misc/NetworkOPs.h>
+#include <ripple/app/misc/Transaction.h>
 
 namespace ripple {
 namespace test {
@@ -124,13 +126,17 @@ Env::close(
 {
     // Round up to next distinguishable value
     using namespace std::chrono_literals;
+
+    auto& netOPs = app().getOPs();
+    netOPs.forceTransactionBatch();
+
     bool res = true;
     closeTime += closed()->info().closeTimeResolution - 1s;
     timeKeeper().set(closeTime);
     // Go through the rpc interface unless we need to simulate
     // a specific consensus delay.
     if (consensusDelay)
-        app().getOPs().acceptLedger(consensusDelay);
+        netOPs.acceptLedger(consensusDelay);
     else
     {
         auto resp = rpc("ledger_accept");
@@ -284,6 +290,33 @@ Env::parseResult(Json::Value const& jr)
     return std::make_pair(ter, isTesSuccess(ter) || isTecClaim(ter));
 }
 
+void
+Env::inject_jtx(JTx const& jt)
+{
+    Application& app = *(getApp());
+    auto& netOPs = app.getOPs();
+    if (jt.stx)
+    {
+        std::string reason;
+        // make a copy
+        //STTx* newData = new STTx(*jt.stx);
+        //auto stx = std::shared_ptr<STTx const>(newData);
+        auto id = jt.stx->getTransactionID();
+
+        auto tx = std::make_shared<Transaction>(jt.stx, reason, app);
+
+        /*
+        static int counter = 0;
+        counter++;
+        if (counter % 2500 == 0)
+            std::cout << "inject_jtx [" << counter++ << "] id=" << id << "\n";
+        */
+        netOPs.processTransaction(tx, true, false);
+    }
+    return postconditions(jt, ter_, true);
+
+}
+
 void
 Env::submit(JTx const& jt)
 {

src/test/jtx/impl/envconfig.cpp

@@ -76,6 +76,14 @@ setupConfigForUnitTests(Config& cfg)
 
 namespace jtx {
 
+std::unique_ptr<Config>
+many_workers(std::unique_ptr<Config> cfg)
+{
+    cfg->WORKERS = 128;
+    return cfg;
+}
+
+
 std::unique_ptr<Config>
 no_admin(std::unique_ptr<Config> cfg)
 {