tests, bench: Consolidate {Test,Bench}Un/LoadWallet helper

The wallet tests and benchmarks both had helper functions for loading
and unloading the wallet for the test that were almost identical.
These functions are consolidated and reused.

5 files changed, 51 insertions, 60 deletions

diff --git a/src/bench/wallet_balance.cpp b/src/bench/wallet_balance.cpp
index 2c77b9b22b..099ef1635a 100644
--- a/src/bench/wallet_balance.cpp
+++ b/src/bench/wallet_balance.cpp
@@ -14,14 +14,9 @@
 
 #include <optional>
 
-using wallet::CWallet;
-using wallet::CreateMockableWalletDatabase;
-using wallet::DBErrors;
-using wallet::GetBalance;
-using wallet::WALLET_FLAG_DESCRIPTORS;
-
 const std::string ADDRESS_BCRT1_UNSPENDABLE = "bcrt1qqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqq3xueyj";
 
+namespace wallet {
 static void WalletBalance(benchmark::Bench& bench, const bool set_dirty, const bool add_mine)
 {
     const auto test_setup = MakeNoLogFileContext<const TestingSetup>();
@@ -63,3 +58,4 @@ BENCHMARK(WalletBalanceDirty, benchmark::PriorityLevel::HIGH);
 BENCHMARK(WalletBalanceClean, benchmark::PriorityLevel::HIGH);
 BENCHMARK(WalletBalanceMine, benchmark::PriorityLevel::HIGH);
 BENCHMARK(WalletBalanceWatch, benchmark::PriorityLevel::HIGH);
+} // namespace wallet
diff --git a/src/bench/wallet_loading.cpp b/src/bench/wallet_loading.cpp
index cf32fde51e..5453238728 100644
--- a/src/bench/wallet_loading.cpp
+++ b/src/bench/wallet_loading.cpp
@@ -16,32 +16,7 @@
 
 #include <optional>
 
-using wallet::CWallet;
-using wallet::CreateMockableWalletDatabase;
-using wallet::TxStateInactive;
-using wallet::WALLET_FLAG_DESCRIPTORS;
-using wallet::WalletContext;
-using wallet::WalletDatabase;
-
-static std::shared_ptr<CWallet> BenchLoadWallet(std::unique_ptr<WalletDatabase> database, WalletContext& context, uint64_t create_flags)
-{
-    bilingual_str error;
-    std::vector<bilingual_str> warnings;
-    auto wallet = CWallet::Create(context, "", std::move(database), create_flags, error, warnings);
-    NotifyWalletLoaded(context, wallet);
-    if (context.chain) {
-        wallet->postInitProcess();
-    }
-    return wallet;
-}
-
-static void BenchUnloadWallet(std::shared_ptr<CWallet>&& wallet)
-{
-    SyncWithValidationInterfaceQueue();
-    wallet->m_chain_notifications_handler.reset();
-    UnloadWallet(std::move(wallet));
-}
-
+namespace wallet{
 static void AddTx(CWallet& wallet)
 {
     CMutableTransaction mtx;
@@ -66,7 +41,7 @@ static void WalletLoading(benchmark::Bench& bench, bool legacy_wallet)
         create_flags = WALLET_FLAG_DESCRIPTORS;
     }
     auto database = CreateMockableWalletDatabase();
-    auto wallet = BenchLoadWallet(std::move(database), context, create_flags);
+    auto wallet = TestLoadWallet(std::move(database), context, create_flags);
 
     // Generate a bunch of transactions and addresses to put into the wallet
     for (int i = 0; i < 1000; ++i) {
@@ -76,14 +51,14 @@ static void WalletLoading(benchmark::Bench& bench, bool legacy_wallet)
     database = DuplicateMockDatabase(wallet->GetDatabase());
 
     // reload the wallet for the actual benchmark
-    BenchUnloadWallet(std::move(wallet));
+    TestUnloadWallet(std::move(wallet));
 
     bench.epochs(5).run([&] {
-        wallet = BenchLoadWallet(std::move(database), context, create_flags);
+        wallet = TestLoadWallet(std::move(database), context, create_flags);
 
         // Cleanup
         database = DuplicateMockDatabase(wallet->GetDatabase());
-        BenchUnloadWallet(std::move(wallet));
+        TestUnloadWallet(std::move(wallet));
     });
 }
 
@@ -96,3 +71,4 @@ BENCHMARK(WalletLoadingLegacy, benchmark::PriorityLevel::HIGH);
 static void WalletLoadingDescriptors(benchmark::Bench& bench) { WalletLoading(bench, /*legacy_wallet=*/false); }
 BENCHMARK(WalletLoadingDescriptors, benchmark::PriorityLevel::HIGH);
 #endif
+} // namespace wallet
diff --git a/src/wallet/test/util.cpp b/src/wallet/test/util.cpp
index 09e7979c02..eacb70cd69 100644
--- a/src/wallet/test/util.cpp
+++ b/src/wallet/test/util.cpp
@@ -9,6 +9,7 @@
 #include <key_io.h>
 #include <streams.h>
 #include <test/util/setup_common.h>
+#include <wallet/context.h>
 #include <wallet/wallet.h>
 #include <wallet/walletdb.h>
 
@@ -45,6 +46,36 @@ std::unique_ptr<CWallet> CreateSyncedWallet(interfaces::Chain& chain, CChain& cc
     return wallet;
 }
 
+std::shared_ptr<CWallet> TestLoadWallet(std::unique_ptr<WalletDatabase> database, WalletContext& context, uint64_t create_flags)
+{
+    bilingual_str error;
+    std::vector<bilingual_str> warnings;
+    auto wallet = CWallet::Create(context, "", std::move(database), create_flags, error, warnings);
+    NotifyWalletLoaded(context, wallet);
+    if (context.chain) {
+        wallet->postInitProcess();
+    }
+    return wallet;
+}
+
+std::shared_ptr<CWallet> TestLoadWallet(WalletContext& context)
+{
+    DatabaseOptions options;
+    options.create_flags = WALLET_FLAG_DESCRIPTORS;
+    DatabaseStatus status;
+    bilingual_str error;
+    std::vector<bilingual_str> warnings;
+    auto database = MakeWalletDatabase("", options, status, error);
+    return TestLoadWallet(std::move(database), context, options.create_flags);
+}
+
+void TestUnloadWallet(std::shared_ptr<CWallet>&& wallet)
+{
+    SyncWithValidationInterfaceQueue();
+    wallet->m_chain_notifications_handler.reset();
+    UnloadWallet(std::move(wallet));
+}
+
 std::unique_ptr<WalletDatabase> DuplicateMockDatabase(WalletDatabase& database)
 {
     return std::make_unique<MockableDatabase>(dynamic_cast<MockableDatabase&>(database).m_records);
diff --git a/src/wallet/test/util.h b/src/wallet/test/util.h
index eb1cfd9e21..fc9448632d 100644
--- a/src/wallet/test/util.h
+++ b/src/wallet/test/util.h
@@ -21,6 +21,7 @@ class Chain;
 namespace wallet {
 class CWallet;
 class WalletDatabase;
+struct WalletContext;
 
 static const DatabaseFormat DATABASE_FORMATS[] = {
 #ifdef USE_SQLITE
@@ -33,6 +34,10 @@ static const DatabaseFormat DATABASE_FORMATS[] = {
 
 std::unique_ptr<CWallet> CreateSyncedWallet(interfaces::Chain& chain, CChain& cchain, const CKey& key);
 
+std::shared_ptr<CWallet> TestLoadWallet(WalletContext& context);
+std::shared_ptr<CWallet> TestLoadWallet(std::unique_ptr<WalletDatabase> database, WalletContext& context, uint64_t create_flags);
+void TestUnloadWallet(std::shared_ptr<CWallet>&& wallet);
+
 // Creates a copy of the provided database
 std::unique_ptr<WalletDatabase> DuplicateMockDatabase(WalletDatabase& database);
 
diff --git a/src/wallet/test/wallet_tests.cpp b/src/wallet/test/wallet_tests.cpp
index 194c8663db..cb1be9ea5b 100644
--- a/src/wallet/test/wallet_tests.cpp
+++ b/src/wallet/test/wallet_tests.cpp
@@ -42,26 +42,6 @@ static_assert(WALLET_INCREMENTAL_RELAY_FEE >= DEFAULT_INCREMENTAL_RELAY_FEE, "wa
 
 BOOST_FIXTURE_TEST_SUITE(wallet_tests, WalletTestingSetup)
 
-static std::shared_ptr<CWallet> TestLoadWallet(WalletContext& context)
-{
-    DatabaseOptions options;
-    options.create_flags = WALLET_FLAG_DESCRIPTORS;
-    DatabaseStatus status;
-    bilingual_str error;
-    std::vector<bilingual_str> warnings;
-    auto database = MakeWalletDatabase("", options, status, error);
-    auto wallet = CWallet::Create(context, "", std::move(database), options.create_flags, error, warnings);
-    NotifyWalletLoaded(context, wallet);
-    return wallet;
-}
-
-static void TestUnloadWallet(std::shared_ptr<CWallet>&& wallet)
-{
-    SyncWithValidationInterfaceQueue();
-    wallet->m_chain_notifications_handler.reset();
-    UnloadWallet(std::move(wallet));
-}
-
 static CMutableTransaction TestSimpleSpend(const CTransaction& from, uint32_t index, const CKey& key, const CScript& pubkey)
 {
     CMutableTransaction mtx;
@@ -845,10 +825,11 @@ BOOST_FIXTURE_TEST_CASE(CreateWallet, TestChain100Setup)
 
     // Reload wallet and make sure new transactions are detected despite events
     // being blocked
+    // Loading will also ask for current mempool transactions
     wallet = TestLoadWallet(context);
     BOOST_CHECK(rescan_completed);
-    // AddToWallet events for block_tx and mempool_tx
-    BOOST_CHECK_EQUAL(addtx_count, 2);
+    // AddToWallet events for block_tx and mempool_tx (x2)
+    BOOST_CHECK_EQUAL(addtx_count, 3);
     {
         LOCK(wallet->cs_wallet);
         BOOST_CHECK_EQUAL(wallet->mapWallet.count(block_tx.GetHash()), 1U);
@@ -862,7 +843,7 @@ BOOST_FIXTURE_TEST_CASE(CreateWallet, TestChain100Setup)
     SyncWithValidationInterfaceQueue();
     // AddToWallet events for block_tx and mempool_tx events are counted a
     // second time as the notification queue is processed
-    BOOST_CHECK_EQUAL(addtx_count, 4);
+    BOOST_CHECK_EQUAL(addtx_count, 5);
 
 
     TestUnloadWallet(std::move(wallet));
@@ -885,7 +866,9 @@ BOOST_FIXTURE_TEST_CASE(CreateWallet, TestChain100Setup)
             SyncWithValidationInterfaceQueue();
         });
     wallet = TestLoadWallet(context);
-    BOOST_CHECK_EQUAL(addtx_count, 2);
+    // Since mempool transactions are requested at the end of loading, there will
+    // be 2 additional AddToWallet calls, one from the previous test, and a duplicate for mempool_tx
+    BOOST_CHECK_EQUAL(addtx_count, 2 + 2);
     {
         LOCK(wallet->cs_wallet);
         BOOST_CHECK_EQUAL(wallet->mapWallet.count(block_tx.GetHash()), 1U);