diff --git a/src/backends/native/meta-seat-impl.h b/src/backends/native/meta-seat-impl.h
index 995582bcd..fee0bd638 100644
--- a/src/backends/native/meta-seat-impl.h
+++ b/src/backends/native/meta-seat-impl.h
@@ -133,6 +133,7 @@ MetaSeatImpl * meta_seat_impl_new (MetaSeatNative     *seat_native,
 
 void meta_seat_impl_destroy (MetaSeatImpl *seat_impl);
 
+META_EXPORT_TEST
 void meta_seat_impl_run_input_task (MetaSeatImpl *seat_impl,
                                     GTask        *task,
                                     GSourceFunc   dispatch_func);
diff --git a/src/backends/native/meta-seat-native.h b/src/backends/native/meta-seat-native.h
index c9ddcf63e..750d3c14c 100644
--- a/src/backends/native/meta-seat-native.h
+++ b/src/backends/native/meta-seat-native.h
@@ -34,6 +34,7 @@
 #include "backends/native/meta-pointer-constraint-native.h"
 #include "backends/native/meta-xkb-utils.h"
 #include "clutter/clutter.h"
+#include "core/util-private.h"
 
 typedef struct _MetaSeatNative MetaSeatNative;
 
@@ -66,6 +67,7 @@ struct _MetaSeatNative
 };
 
 #define META_TYPE_SEAT_NATIVE meta_seat_native_get_type ()
+META_EXPORT_TEST
 G_DECLARE_FINAL_TYPE (MetaSeatNative, meta_seat_native,
                       META, SEAT_NATIVE, ClutterSeat)
 
diff --git a/src/tests/meta-test-utils.c b/src/tests/meta-test-utils.c
index 313792c2c..155460d4a 100644
--- a/src/tests/meta-test-utils.c
+++ b/src/tests/meta-test-utils.c
@@ -27,6 +27,9 @@
 
 #include "backends/meta-monitor-config-store.h"
 #include "backends/meta-virtual-monitor.h"
+#include "backends/native/meta-backend-native.h"
+#include "backends/native/meta-input-thread.h"
+#include "backends/native/meta-seat-native.h"
 #include "core/display-private.h"
 #include "core/window-private.h"
 #include "meta-test/meta-context-test.h"
@@ -795,3 +798,47 @@ meta_create_test_monitor (MetaContext *context,
 
   return virtual_monitor;
 }
+
+#ifdef HAVE_NATIVE_BACKEND
+static gboolean
+callback_idle (gpointer user_data)
+{
+  GMainLoop *loop = user_data;
+
+  g_main_loop_quit (loop);
+  return G_SOURCE_REMOVE;
+}
+
+static gboolean
+queue_callback (GTask *task)
+{
+  g_idle_add (callback_idle, g_task_get_task_data (task));
+  return G_SOURCE_REMOVE;
+}
+#endif
+
+void
+meta_flush_input (MetaContext *context)
+{
+#ifdef HAVE_NATIVE_BACKEND
+  MetaBackend *backend = meta_context_get_backend (context);
+  ClutterSeat *seat;
+  MetaSeatNative *seat_native;
+  g_autoptr (GTask) task = NULL;
+  g_autoptr (GMainLoop) loop = NULL;
+
+  g_assert_true (META_IS_BACKEND_NATIVE (backend));
+
+  seat = meta_backend_get_default_seat (backend);
+  seat_native = META_SEAT_NATIVE (seat);
+
+  task = g_task_new (backend, NULL, NULL, NULL);
+  loop = g_main_loop_new (NULL, FALSE);
+  g_task_set_task_data (task, loop, NULL);
+
+  meta_seat_impl_run_input_task (seat_native->impl, task,
+                                 (GSourceFunc) queue_callback);
+
+  g_main_loop_run (loop);
+#endif
+}
diff --git a/src/tests/meta-test-utils.h b/src/tests/meta-test-utils.h
index 6122e2e4f..f4490be7d 100644
--- a/src/tests/meta-test-utils.h
+++ b/src/tests/meta-test-utils.h
@@ -122,4 +122,7 @@ MetaVirtualMonitor * meta_create_test_monitor (MetaContext *context,
                                                int          height,
                                                float        refresh_rate);
 
+META_EXPORT
+void meta_flush_input (MetaContext *context);
+
 #endif /* TEST_UTILS_H */