it: test explicit sync

src/it/tests/t0031_syncobj.rs

@@ -0,0 +1,65 @@
+use {
+    crate::{
+        it::{test_error::TestResult, testrun::TestRun},
+        theme::Color,
+        utils::errorfmt::ErrorFmt,
+        video::drm::{sync_obj::SyncObjPoint, wait_for_sync_obj::SyncObjWaiter, DrmError},
+    },
+    std::{cell::Cell, rc::Rc},
+};
+
+testcase!();
+
+async fn test(run: Rc<TestRun>) -> TestResult {
+    let _ds = run.create_default_setup().await?;
+
+    struct Waiter(Cell<bool>);
+    impl SyncObjWaiter for Waiter {
+        fn done(self: Rc<Self>, result: Result<(), DrmError>) {
+            result.unwrap();
+            self.0.set(true);
+        }
+    }
+    let waiter = Rc::new(Waiter(Cell::new(false)));
+
+    let eng = run.state.render_ctx.get().unwrap();
+    let syncobj = match eng.sync_obj_ctx().create_sync_obj() {
+        Ok(s) => Rc::new(s),
+        Err(e) => {
+            log::warn!("Cannot test explicit sync on this system: {}", ErrorFmt(e));
+            return Ok(());
+        }
+    };
+    let _wait_handle =
+        run.state
+            .wait_for_sync_obj
+            .wait(&syncobj, SyncObjPoint(2), true, waiter.clone())?;
+
+    let client = run.create_client().await?;
+
+    let buf1 = client.spbm.create_buffer(Color::SOLID_BLACK)?;
+    let buf2 = client.spbm.create_buffer(Color::SOLID_BLACK)?;
+
+    let syncobj_manager = client.registry.get_syncobj_manager().await?;
+    let timeline = syncobj_manager.import_timeline(&syncobj)?;
+
+    let win = client.create_window().await?;
+    let sync = syncobj_manager.get_surface(&win.surface)?;
+    win.surface.attach(buf1.id)?;
+    sync.set_acquire_point(&timeline, 1)?;
+    sync.set_release_point(&timeline, 2)?;
+    win.surface.commit()?;
+    sync.destroy()?;
+    win.surface.attach(buf2.id)?;
+    win.surface.commit()?;
+
+    client.sync().await;
+    tassert_eq!(waiter.0.get(), false);
+
+    eng.sync_obj_ctx().signal(&syncobj, SyncObjPoint(1))?;
+
+    client.sync().await;
+    tassert_eq!(waiter.0.get(), true);
+
+    Ok(())
+}