fuzz: Style fixups

src/test/fuzz/process_message.cpp

@@ -68,8 +68,8 @@ void fuzz_target(FuzzBufferType buffer, const std::string& LIMIT_TO_MESSAGE_TYPE
 {
     FuzzedDataProvider fuzzed_data_provider(buffer.data(), buffer.size());
 
-    ConnmanTestMsg& connman = *(ConnmanTestMsg*)g_setup->m_node.connman.get();
-    TestChainState& chainstate = *(TestChainState*)&g_setup->m_node.chainman->ActiveChainstate();
+    ConnmanTestMsg& connman = *static_cast<ConnmanTestMsg*>(g_setup->m_node.connman.get());
+    TestChainState& chainstate = *static_cast<TestChainState*>(&g_setup->m_node.chainman->ActiveChainstate());
     SetMockTime(1610000000); // any time to successfully reset ibd
     chainstate.ResetIbd();
 

src/test/fuzz/process_messages.cpp

@@ -35,8 +35,8 @@ FUZZ_TARGET_INIT(process_messages, initialize_process_messages)
 {
     FuzzedDataProvider fuzzed_data_provider(buffer.data(), buffer.size());
 
-    ConnmanTestMsg& connman = *(ConnmanTestMsg*)g_setup->m_node.connman.get();
-    TestChainState& chainstate = *(TestChainState*)&g_setup->m_node.chainman->ActiveChainstate();
+    ConnmanTestMsg& connman = *static_cast<ConnmanTestMsg*>(g_setup->m_node.connman.get());
+    TestChainState& chainstate = *static_cast<TestChainState*>(&g_setup->m_node.chainman->ActiveChainstate());
     SetMockTime(1610000000); // any time to successfully reset ibd
     chainstate.ResetIbd();
 

src/test/fuzz/tx_pool.cpp

@@ -96,14 +96,13 @@ FUZZ_TARGET_INIT(tx_pool_standard, initialize_tx_pool)
     constexpr CAmount SUPPLY_TOTAL{COINBASE_MATURITY * 50 * COIN};
 
     CTxMemPool tx_pool_{/* estimator */ nullptr, /* check_ratio */ 1};
-    MockedTxPool& tx_pool = *(MockedTxPool*)&tx_pool_;
+    MockedTxPool& tx_pool = *static_cast<MockedTxPool*>(&tx_pool_);
 
     // Helper to query an amount
     const CCoinsViewMemPool amount_view{WITH_LOCK(::cs_main, return &chainstate.CoinsTip()), tx_pool};
     const auto GetAmount = [&](const COutPoint& outpoint) {
         Coin c;
-        amount_view.GetCoin(outpoint, c);
-        Assert(!c.IsSpent());
+        Assert(amount_view.GetCoin(outpoint, c));
         return c.out.nValue;
     };