it: test focus moving

src/it/test_ifs/test_keyboard.rs

@@ -23,6 +23,7 @@ pub struct TestKeyboard {
     pub server: CloneCell<Option<Rc<WlKeyboard>>>,
     pub destroyed: Once,
     pub enter: TEEH<TestEnterEvent>,
+    pub leave: TEEH<Leave>,
 }
 
 impl TestKeyboard {
@@ -49,7 +50,8 @@ impl TestKeyboard {
     }
 
     fn handle_leave(&self, parser: MsgParser<'_, '_>) -> TestResult {
-        let _ev = Leave::parse_full(parser)?;
+        let ev = Leave::parse_full(parser)?;
+        self.leave.push(ev);
         Ok(())
     }
 

src/it/test_ifs/test_seat.rs

@@ -43,6 +43,7 @@ impl TestSeat {
             server: Default::default(),
             destroyed: Default::default(),
             enter: Default::default(),
+            leave: Default::default(),
         });
         self.tran.add_obj(kb.clone())?;
         self.tran.sync().await;