Index: uspace/lib/display/test/display.c
===================================================================
--- uspace/lib/display/test/display.c	(revision aeb3037d16d12acc9017b38f10b453340424417d)
+++ uspace/lib/display/test/display.c	(revision 71eff34007c9a82fc7fbec050f1892ece347e96c)
@@ -57,4 +57,5 @@
 static errno_t test_window_destroy(void *, sysarg_t);
 static errno_t test_window_move_req(void *, sysarg_t, gfx_coord2_t *);
+static errno_t test_window_move(void *, sysarg_t, gfx_coord2_t *);
 static errno_t test_window_resize_req(void *, sysarg_t, display_wnd_rsztype_t,
     gfx_coord2_t *);
@@ -70,4 +71,5 @@
 	.window_destroy = test_window_destroy,
 	.window_move_req = test_window_move_req,
+	.window_move = test_window_move,
 	.window_resize_req = test_window_resize_req,
 	.window_resize = test_window_resize,
@@ -106,4 +108,8 @@
 	sysarg_t move_req_wnd_id;
 	gfx_coord2_t move_req_pos;
+
+	bool window_move_called;
+	sysarg_t move_wnd_id;
+	gfx_coord2_t move_dpos;
 
 	bool window_resize_req_called;
@@ -422,4 +428,112 @@
 	PCUT_ASSERT_INT_EQUALS(pos.x, resp.move_req_pos.x);
 	PCUT_ASSERT_INT_EQUALS(pos.y, resp.move_req_pos.y);
+
+	display_window_destroy(wnd);
+	display_close(disp);
+	rc = loc_service_unregister(sid);
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+}
+
+/** display_window_move() with server returning error response works. */
+PCUT_TEST(window_move_failure)
+{
+	errno_t rc;
+	service_id_t sid;
+	display_t *disp = NULL;
+	display_wnd_params_t params;
+	display_window_t *wnd;
+	gfx_coord2_t dpos;
+	test_response_t resp;
+
+	async_set_fallback_port_handler(test_display_conn, &resp);
+
+	// FIXME This causes this test to be non-reentrant!
+	rc = loc_server_register(test_display_server);
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+
+	rc = loc_service_register(test_display_svc, &sid);
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+
+	rc = display_open(test_display_svc, &disp);
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+	PCUT_ASSERT_NOT_NULL(disp);
+
+	resp.rc = EOK;
+	display_wnd_params_init(&params);
+	params.rect.p0.x = 0;
+	params.rect.p0.y = 0;
+	params.rect.p0.x = 100;
+	params.rect.p0.y = 100;
+
+	rc = display_window_create(disp, &params, &test_display_wnd_cb,
+	    (void *) &resp, &wnd);
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+	PCUT_ASSERT_NOT_NULL(wnd);
+
+	resp.rc = EIO;
+	resp.window_move_called = false;
+	dpos.x = 11;
+	dpos.y = 12;
+
+	rc = display_window_move(wnd, &dpos);
+	PCUT_ASSERT_TRUE(resp.window_move_called);
+	PCUT_ASSERT_ERRNO_VAL(resp.rc, rc);
+	PCUT_ASSERT_INT_EQUALS(wnd->id, resp.move_wnd_id);
+	PCUT_ASSERT_INT_EQUALS(dpos.x, resp.move_dpos.x);
+	PCUT_ASSERT_INT_EQUALS(dpos.y, resp.move_dpos.y);
+
+	display_window_destroy(wnd);
+	display_close(disp);
+	rc = loc_service_unregister(sid);
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+}
+
+/** display_window_move() with server returning success response works. */
+PCUT_TEST(window_move_success)
+{
+	errno_t rc;
+	service_id_t sid;
+	display_t *disp = NULL;
+	display_wnd_params_t params;
+	display_window_t *wnd;
+	gfx_coord2_t dpos;
+	test_response_t resp;
+
+	async_set_fallback_port_handler(test_display_conn, &resp);
+
+	// FIXME This causes this test to be non-reentrant!
+	rc = loc_server_register(test_display_server);
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+
+	rc = loc_service_register(test_display_svc, &sid);
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+
+	rc = display_open(test_display_svc, &disp);
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+	PCUT_ASSERT_NOT_NULL(disp);
+
+	resp.rc = EOK;
+	display_wnd_params_init(&params);
+	params.rect.p0.x = 0;
+	params.rect.p0.y = 0;
+	params.rect.p0.x = 100;
+	params.rect.p0.y = 100;
+
+	rc = display_window_create(disp, &params, &test_display_wnd_cb,
+	    (void *) &resp, &wnd);
+	PCUT_ASSERT_ERRNO_VAL(EOK, rc);
+	PCUT_ASSERT_NOT_NULL(wnd);
+
+	resp.rc = EOK;
+	resp.window_move_called = false;
+	dpos.x = 11;
+	dpos.y = 12;
+
+	rc = display_window_move(wnd, &dpos);
+	PCUT_ASSERT_TRUE(resp.window_move_called);
+	PCUT_ASSERT_ERRNO_VAL(resp.rc, rc);
+	PCUT_ASSERT_INT_EQUALS(wnd->id, resp.move_wnd_id);
+	PCUT_ASSERT_INT_EQUALS(dpos.x, resp.move_dpos.x);
+	PCUT_ASSERT_INT_EQUALS(dpos.y, resp.move_dpos.y);
 
 	display_window_destroy(wnd);
@@ -1352,4 +1466,14 @@
 }
 
+static errno_t test_window_move(void *arg, sysarg_t wnd_id, gfx_coord2_t *dpos)
+{
+	test_response_t *resp = (test_response_t *) arg;
+
+	resp->window_move_called = true;
+	resp->move_wnd_id = wnd_id;
+	resp->move_dpos = *dpos;
+	return resp->rc;
+}
+
 static errno_t test_window_resize_req(void *arg, sysarg_t wnd_id,
     display_wnd_rsztype_t rsztype, gfx_coord2_t *pos)