test: Add optional extra_args to testing setup

src/bench/bench_bitcoin.cpp

@@ -73,6 +73,8 @@ int main(int argc, char** argv)
             gArgs.GetArg("-plot-height", DEFAULT_PLOT_HEIGHT)));
     }
 
+    gArgs.ClearArgs(); // gArgs no longer needed. Clear it here to avoid interactions with the testing setup in the benches
+
     benchmark::BenchRunner::RunAll(*printer, evaluations, scaling_factor, regex_filter, is_list_only);
 
     return EXIT_SUCCESS;

src/test/util/setup_common.cpp

@@ -28,6 +28,7 @@
 #include <util/time.h>
 #include <util/translation.h>
 #include <util/url.h>
+#include <util/vector.h>
 #include <validation.h>
 #include <validationinterface.h>
 
@@ -65,17 +66,34 @@ std::ostream& operator<<(std::ostream& os, const uint256& num)
     return os;
 }
 
-BasicTestingSetup::BasicTestingSetup(const std::string& chainName)
+BasicTestingSetup::BasicTestingSetup(const std::string& chainName, const std::vector<const char*>& extra_args)
     : m_path_root{fs::temp_directory_path() / "test_common_" PACKAGE_NAME / g_insecure_rand_ctx_temp_path.rand256().ToString()}
 {
+    const std::vector<const char*> arguments = Cat(
+        {
+            "dummy",
+            "-printtoconsole=0",
+            "-logtimemicros",
+            "-debug",
+            "-debugexclude=libevent",
+            "-debugexclude=leveldb",
+        },
+        extra_args);
     fs::create_directories(m_path_root);
     gArgs.ForceSetArg("-datadir", m_path_root.string());
     ClearDatadirCache();
+    {
+        SetupServerArgs(m_node);
+        std::string error;
+        const bool success{m_node.args->ParseParameters(arguments.size(), arguments.data(), error)};
+        assert(success);
+        assert(error.empty());
+    }
     SelectParams(chainName);
     SeedInsecureRand();
-    gArgs.ForceSetArg("-printtoconsole", "0");
     if (G_TEST_LOG_FUN) LogInstance().PushBackCallback(G_TEST_LOG_FUN);
     InitLogging();
+    AppInitParameterInteraction();
     LogInstance().StartLogging();
     SHA256AutoDetect();
     ECC_Start();
@@ -95,10 +113,12 @@ BasicTestingSetup::~BasicTestingSetup()
 {
     LogInstance().DisconnectTestLogger();
     fs::remove_all(m_path_root);
+    gArgs.ClearArgs();
     ECC_Stop();
 }
 
-TestingSetup::TestingSetup(const std::string& chainName) : BasicTestingSetup(chainName)
+TestingSetup::TestingSetup(const std::string& chainName, const std::vector<const char*>& extra_args)
+    : BasicTestingSetup(chainName, extra_args)
 {
     const CChainParams& chainparams = Params();
     // Ideally we'd move all the RPC tests to the functional testing framework

src/test/util/setup_common.h

@@ -75,7 +75,7 @@ struct BasicTestingSetup {
     ECCVerifyHandle globalVerifyHandle;
     NodeContext m_node;
 
-    explicit BasicTestingSetup(const std::string& chainName = CBaseChainParams::MAIN);
+    explicit BasicTestingSetup(const std::string& chainName = CBaseChainParams::MAIN, const std::vector<const char*>& extra_args = {});
     ~BasicTestingSetup();
 
 private:
@@ -88,7 +88,7 @@ private:
 struct TestingSetup : public BasicTestingSetup {
     boost::thread_group threadGroup;
 
-    explicit TestingSetup(const std::string& chainName = CBaseChainParams::MAIN);
+    explicit TestingSetup(const std::string& chainName = CBaseChainParams::MAIN, const std::vector<const char*>& extra_args = {});
     ~TestingSetup();
 };