-# TODO: move to X11::XCB
-sub set_wm_class {
- my ($id, $class, $instance) = @_;
-
- # Add a _NET_WM_STRUT_PARTIAL hint
- my $atomname = $x->atom(name => 'WM_CLASS');
- my $atomtype = $x->atom(name => 'STRING');
-
- $x->change_property(
- PROP_MODE_REPLACE,
- $id,
- $atomname->id,
- $atomtype->id,
- 8,
- length($class) + length($instance) + 2,
- "$instance\x00$class\x00"
- );
-}
-
-my $left = $x->root->create_child(
- class => WINDOW_CLASS_INPUT_OUTPUT,
- rect => [ 0, 0, 30, 30 ],
- background_color => '#0000ff',
- event_mask => [ 'structure_notify' ],
-);
-
-$left->_create;
-set_wm_class($left->id, 'special', 'special');
-$left->name('left');
-$left->map;
-ok(wait_for_map($x), 'left window mapped');
-
-my $right = $x->root->create_child(
- class => WINDOW_CLASS_INPUT_OUTPUT,
- rect => [ 0, 0, 30, 30 ],
- background_color => '#0000ff',
- event_mask => [ 'structure_notify' ],
-);
-
-$right->_create;
-set_wm_class($right->id, 'special', 'special');
-$right->name('right');
-$right->map;
-ok(wait_for_map($x), 'right window mapped');
+my $left = open_window(wm_class => 'special', name => 'left');
+ok($left->mapped, 'left window mapped');
+
+my $right = open_window(wm_class => 'special', name => 'right');
+ok($right->mapped, 'right window mapped');