diff --git a/session_utils/event_loop_test.cc b/session_utils/event_loop_test.cc
deleted file mode 100644
index e08cf71721..0000000000
--- a/session_utils/event_loop_test.cc
+++ /dev/null
@@ -1,200 +0,0 @@
-/*
- * Copyright (C) 2022 Robin Gareus <robin@gareus.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- */
-
-#include <cstdlib>
-#include <getopt.h>
-#include <iostream>
-
-#include <glibmm.h>
-
-#include "pbd/abstract_ui.h"
-#include "pbd/signals.h"
-
-#include "common.h"
-
-using namespace std;
-using namespace ARDOUR;
-using namespace PBD;
-using namespace SessionUtils;
-
-static PBD::Signal0<void> static_signal;
-static CrossThreadChannel xthread (true);
-
-struct TestRequest : public BaseUI::BaseRequestObject {
-public:
-	TestRequest () {}
-	~TestRequest () {}
-};
-
-class TestUI : public AbstractUI<TestRequest>, PBD::ScopedConnectionList
-{
-public:
-	TestUI ()
-		: AbstractUI<TestRequest> ("eventlooptest")
-	{
-		pthread_set_name ("test_ui_thread");
-		_run_loop_thread = PBD::Thread::self ();
-		set_event_loop_for_thread (this);
-		SessionEvent::create_per_thread_pool ("test", 512);
-	}
-
-	~TestUI ()
-	{
-		cout << "TestUI::~TestUI\n";
-		stop ();
-	}
-
-	void set_active (bool yn)
-	{
-		if (yn) {
-			BaseUI::run ();
-
-			Glib::RefPtr<Glib::TimeoutSource> periodic_timeout = Glib::TimeoutSource::create (1000); // milliseconds
-			periodic_connection                                = periodic_timeout->connect (sigc::mem_fun (*this, &TestUI::periodic));
-			periodic_timeout->attach (main_loop ()->get_context ());
-
-			static_signal.connect (*this, MISSING_INVALIDATOR, boost::bind (&TestUI::static_signal_handler, this), this);
-
-			xthread.set_receive_handler (sigc::mem_fun (this, &TestUI::static_xthread_handler));
-			xthread.attach (main_loop ()->get_context ());
-
-		} else {
-			stop ();
-		}
-	}
-
-	void stop ()
-	{
-		cout << "TestUI::stop\n";
-		periodic_connection.disconnect ();
-		BaseUI::quit ();
-	}
-
-	void do_request (TestRequest* req)
-	{
-		cout << "TestUI::do_request\n";
-		if (req->type == CallSlot) {
-			call_slot (MISSING_INVALIDATOR, req->the_slot);
-		} else if (req->type == Quit) {
-			stop ();
-		}
-	}
-
-private:
-	void static_signal_handler ()
-	{
-		cout << "TestUI::static_signal_handler\n";
-	}
-
-	bool static_xthread_handler (Glib::IOCondition ioc)
-	{
-		if (ioc & ~Glib::IO_IN) {
-			cout << "TestUI::static_xthread_handler ~IO_IN: " << ioc << "\n";
-			return false;
-		}
-		if (ioc & Glib::IO_IN) {
-			cout << "TestUI::static_xthread_handler IO_IN\n";
-			xthread.drain ();
-		}
-		return true;
-	}
-
-	bool periodic ()
-	{
-		cout << "TestUI::periodic\n";
-		return true;
-	}
-
-	sigc::connection periodic_connection;
-};
-
-#include "pbd/abstract_ui.cc" // instantiate template
-
-static void
-usage ()
-{
-	// help2man compatible format (standard GNU help-text)
-	printf (UTILNAME " - x-thread signal test tool.\n\n");
-	printf ("Usage: " UTILNAME " [ OPTIONS ] \n\n");
-	printf ("Options:\n\
-  -h, --help                 display this help and exit\n\
-  -V, --version              print version information and exit\n\
-\n");
-	::exit (EXIT_SUCCESS);
-}
-
-int
-main (int argc, char* argv[])
-{
-	const char* optstring = "hV";
-
-	const struct option longopts[] = {
-		{ "help",    0, 0, 'h' },
-		{ "version", 0, 0, 'V' },
-	};
-
-	int c = 0;
-	while (EOF != (c = getopt_long (argc, argv,
-	                                optstring, longopts, (int*)0))) {
-		switch (c) {
-			case 'V':
-				printf ("ardour-utils version %s\n\n", VERSIONSTRING);
-				printf ("Copyright (C) GPL 2022 Robin Gareus <robin@gareus.org>\n");
-				exit (EXIT_SUCCESS);
-				break;
-
-			case 'h':
-				usage ();
-				break;
-
-			default:
-				cerr << "Error: unrecognized option. See --help for usage information.\n";
-				::exit (EXIT_FAILURE);
-				break;
-		}
-	}
-
-	std::string snapshot_name;
-
-	if (optind != argc) {
-		cerr << "Error: Invalid parameter. See --help for usage information.\n";
-		::exit (EXIT_FAILURE);
-	}
-
-	/* all systems go */
-
-	SessionUtils::init ();
-
-	TestUI* test_ui = new TestUI ();
-
-	test_ui->set_active (true);
-
-	Glib::usleep (2 * G_USEC_PER_SEC);
-	static_signal (); /* EMIT SIGNAL */
-	Glib::usleep (2 * G_USEC_PER_SEC);
-	xthread.wakeup ();
-	Glib::usleep (2 * G_USEC_PER_SEC);
-	xthread.wakeup ();
-	Glib::usleep (3 * G_USEC_PER_SEC);
-
-	delete test_ui;
-
-	SessionUtils::cleanup ();
-
-	return 0;
-}