subtest 'focus left (1)', \&focus_subtest, 'focus left', $win1->name;
subtest 'focus left (2)', \&focus_subtest, 'focus left', $win0->name;
subtest 'focus right (1)', \&focus_subtest, 'focus right', $win1->name;
subtest 'focus right (2)', \&focus_subtest, 'focus right', $win2->name;
subtest 'focus right (3)', \&focus_subtest, 'focus right', $win0->name;
subtest 'focus left', \&focus_subtest, 'focus left', $win2->name;
subtest 'focus left (1)', \&focus_subtest, 'focus left', $win1->name;
subtest 'focus left (2)', \&focus_subtest, 'focus left', $win0->name;
subtest 'focus right (1)', \&focus_subtest, 'focus right', $win1->name;
subtest 'focus right (2)', \&focus_subtest, 'focus right', $win2->name;
subtest 'focus right (3)', \&focus_subtest, 'focus right', $win0->name;
subtest 'focus left', \&focus_subtest, 'focus left', $win2->name;