fuzz: set m_fallback_fee/m_fee_mode in wallet_fees target

Author: brunoerg

src/wallet/test/fuzz/fees.cpp

@@ -36,6 +36,10 @@ FUZZ_TARGET(wallet_fees, .init = initialize_setup)
         wallet.SetLastBlockProcessed(chainstate->m_chain.Height(), chainstate->m_chain.Tip()->GetBlockHash());
     }
 
+    if (fuzzed_data_provider.ConsumeBool()) {
+        wallet.m_fallback_fee = CFeeRate{ConsumeMoney(fuzzed_data_provider, /*max=*/COIN)};
+    }
+
     if (fuzzed_data_provider.ConsumeBool()) {
         wallet.m_discard_rate = CFeeRate{ConsumeMoney(fuzzed_data_provider, /*max=*/COIN)};
     }
@@ -58,6 +62,9 @@ FUZZ_TARGET(wallet_fees, .init = initialize_setup)
     if (fuzzed_data_provider.ConsumeBool()) {
         coin_control.m_confirm_target = fuzzed_data_provider.ConsumeIntegralInRange<unsigned int>(0, 999'000);
     }
+    if (fuzzed_data_provider.ConsumeBool()) {
+        coin_control.m_fee_mode = fuzzed_data_provider.ConsumeBool() ? FeeEstimateMode::CONSERVATIVE : FeeEstimateMode::ECONOMICAL;
+    }
 
     FeeCalculation fee_calculation;
     FeeCalculation* maybe_fee_calculation{fuzzed_data_provider.ConsumeBool() ? nullptr : &fee_calculation};