new_client 1 wayland
create 1/1
show 1/1

new_client 2 wayland
create 2/1
show 2/1

create 1/2
show 1/2
set_parent 1/2 1

wait
assert_stacking 1/1 2/1 1/2

destroy 1/2

wait
assert_stacking 2/1 1/1