it: test focus moving

src/it/test_config.rs

@@ -1,6 +1,8 @@
 use {
     crate::{
-        backend::InputDeviceId, ifs::wl_seat::SeatId, it::test_error::TestError,
+        backend::InputDeviceId,
+        ifs::wl_seat::SeatId,
+        it::test_error::{TestError, TestResult},
         utils::stack::Stack,
     },
     isnt::std_1::primitive::IsntConstPtrExt,
@@ -11,6 +13,7 @@ use {
             ConfigEntry, VERSION,
         },
         input::{InputDevice, Seat},
+        Direction,
     },
     std::{cell::Cell, ops::Deref, ptr, rc::Rc},
 };
@@ -171,6 +174,13 @@ impl TestConfig {
         })
     }
 
+    pub fn focus(&self, seat: SeatId, direction: Direction) -> TestResult {
+        self.send(ClientMessage::Focus {
+            seat: Seat(seat.raw() as _),
+            direction,
+        })
+    }
+
     fn clear(&self) {
         unsafe {
             if let Some(srv) = self.srv.take() {