Method BasicTestingSetup

src/test/util/setup_common.cpp:142–249

}

BasicTestingSetup::BasicTestingSetup(const ChainType chainType, TestOpts opts)
    : m_args{}
{
    if (!EnableFuzzDeterminism()) {
        SeedRandomForTest(SeedRand::FIXED_SEED);
    }

    // Reset globals
    fDiscover = true;
    fListen = true;
    SetRPCWarmupStarting();
    g_reachable_nets.Reset();
    ClearLocal();

    m_node.shutdown_signal = &m_interrupt;
    m_node.shutdown_request = [this]{ return m_interrupt(); };
    m_node.args = &gArgs;
    std::vector<const char*> arguments = Cat(
        {
            "dummy",
            "-printtoconsole=0",
            "-logsourcelocations",
            "-logtimemicros",
            "-logthreadnames",
            "-loglevel=trace",
            "-debug",
            "-debugexclude=leveldb",
        },
        opts.extra_args);
    if (G_TEST_COMMAND_LINE_ARGUMENTS) {
        arguments = Cat(arguments, G_TEST_COMMAND_LINE_ARGUMENTS());
    }
    util::ThreadRename("test");
    gArgs.ClearPathCache();
    {
        SetupServerArgs(*m_node.args);
        SetupCommonTestArgs(*m_node.args);
        std::string error;
        if (!m_node.args->ParseParameters(arguments.size(), arguments.data(), error)) {
            m_node.args->ClearArgs();
            throw std::runtime_error{error};
        }
    }

    const std::string test_name{G_TEST_GET_FULL_NAME ? G_TEST_GET_FULL_NAME() : ""};
    if (!m_node.args->IsArgSet("-testdatadir")) {
        // To avoid colliding with a leftover prior datadir, and to allow
        // tests, such as the fuzz tests to run in several processes at the
        // same time, add a random element to the path. Keep it small enough to
        // avoid a MAX_PATH violation on Windows.
        //
        // When fuzzing with AFL++, use the shared memory ID for a deterministic
        // path. This allows for cleanup of leftover directories from timed-out
        // or crashed iterations, preventing accumulation of stale datadirs.
        if (const char* shm_id = std::getenv("__AFL_SHM_ID"); shm_id && *shm_id) {
            m_path_root = fs::temp_directory_path() / TEST_DIR_PATH_ELEMENT / test_name / shm_id;
            fs::remove_all(m_path_root);
        } else {