test/synced_interface: move to base

The test uses only stuff from the base repo.

Ref #1987

repos/base/src/test/synced_interface/main.cc

@@ -0,0 +1,54 @@
+/*
+ * \brief  Test for 'Synced_interface'
+ * \author Norman Feske
+ * \date   2013-05-16
+ */
+
+/*
+ * Copyright (C) 2013 Genode Labs GmbH
+ *
+ * This file is part of the Genode OS framework, which is distributed
+ * under the terms of the GNU General Public License version 2.
+ */
+
+/* Genode includes */
+#include <base/synced_interface.h>
+#include <base/component.h>
+
+using namespace Genode;
+
+
+struct Adder
+{
+	int add(int a, int b)
+	{
+		log("adding ", a, " + ", b);
+		return a + b;
+	}
+};
+
+
+struct Pseudo_lock
+{
+	void lock()   { log("lock"); }
+	void unlock() { log("unlock"); }
+};
+
+
+struct Main
+{
+	Pseudo_lock                          lock;
+	Adder                                adder;
+	Synced_interface<Adder, Pseudo_lock> synced_adder { lock, &adder };
+
+	Main(Env &env)
+	{
+		log("--- Synced interface test ---");
+		int const res = synced_adder()->add(13, 14);
+		log("result is ", res);
+		log("--- Synced interface test finished ---");
+	}
+};
+
+
+void Component::construct(Env &env) { static Main main(env); }

repos/base/src/test/synced_interface/target.mk

@@ -0,0 +1,3 @@
+TARGET = test-synced_interface
+SRC_CC = main.cc
+LIBS   = base