use crate::it::test_client::TestClientExt;
use crate::it::test_error::TestError;
use crate::it::testrun::TestRun;
use crate::theme::Color;
use std::rc::Rc;
testcase!();
async fn test(run: Rc<TestRun>) -> Result<(), TestError> {
run.backend.install_default().await?;
let seat = run.get_seat("default")?;
run.state.eng.yield_now().await;
run.cfg.show_workspace(seat.id(), "")?;
let client = run.create_client()?;
let parent = client.create_window().await?;
parent.map().await?;
parent.set_color(0, 0, 0, 255);
let child = client.create_surface().await?;
let child_viewport = client.get_viewport(&child);
let sub = client.get_subsurface(child.id, parent.surface.id);
sub.set_position(100, 100);
let buffer = client.create_single_pixel_buffer(Color::from_srgba_straight(255, 255, 255, 255));
child.attach(buffer.id);
child_viewport.set_source(0, 0, 1, 1);
child_viewport.set_destination(100, 100);
child.commit();
parent.map().await?;
client.compare_screenshot("1", false).await?;
sub.place_below(parent.surface.id);
child.commit();
parent.map().await?;
client.compare_screenshot("2", false).await?;
sub.place_above(parent.surface.id);
child.commit();
parent.map().await?;
client.compare_screenshot("1", false).await?;
Ok(())
}