public void TestUnloadViaScroll()
{
WeakList <Container> references = new WeakList <Container>();
AddStep("populate panels", () =>
{
references.Clear();
for (int i = 0; i < 16; i++)
{
flow.Add(new Container
{
Size = new Vector2(128),
Children = new Drawable[]
{
new DelayedLoadUnloadWrapper(() =>
{
var container = new Container
{
RelativeSizeAxes = Axes.Both,
Children = new Drawable[]
{
new TestBox {
RelativeSizeAxes = Axes.Both
}
},
};
references.Add(container);
return(container);
}, 500, 2000),
new SpriteText {
Text = i.ToString()
},
}
});
}
flow.Add(
new Container
{
Size = new Vector2(128, 1280),
});
});
AddUntilStep("references loaded", () => references.Count() == 16 && references.All(c => c.IsLoaded));
AddStep("scroll to end", () => scroll.ScrollToEnd());
AddUntilStep("references lost", () =>
{
GC.Collect();
return(!references.Any());
});
AddStep("scroll to start", () => scroll.ScrollToStart());
AddUntilStep("references restored", () => references.Count() == 16);
}
public void TestRemovedStillUnload()
{
WeakList <Container> references = new WeakList <Container>();
AddStep("populate panels", () =>
{
references.Clear();
for (int i = 0; i < 16; i++)
{
flow.Add(new Container
{
Size = new Vector2(128),
Children = new Drawable[]
{
new DelayedLoadUnloadWrapper(() =>
{
var container = new Container
{
RelativeSizeAxes = Axes.Both,
Children = new Drawable[]
{
new TestBox {
RelativeSizeAxes = Axes.Both
}
},
};
references.Add(container);
return(container);
}, 500, 2000),
new SpriteText {
Text = i.ToString()
},
}
});
}
});
AddUntilStep("references loaded", () => references.Count() == 16 && references.All(c => c.IsLoaded));
AddAssert("check schedulers present", () => scroll.Scheduler.HasPendingTasks);
AddStep("Remove all panels", () => flow.Clear(false));
AddUntilStep("repeating schedulers removed", () => !scroll.Scheduler.HasPendingTasks);
AddUntilStep("references lost", () =>
{
GC.Collect();
return(!references.Any());
});
}
public void TestTasksCanceledDuringLoadSequence()
{
var references = new WeakList <TestBox>();
AddStep("populate panels", () =>
{
references.Clear();
for (int i = 0; i < 16; i++)
{
DelayedLoadUnloadWrapper loadUnloadWrapper;
flow.Add(new Container
{
Size = new Vector2(128),
Child = loadUnloadWrapper = new DelayedLoadUnloadWrapper(() =>
{
var content = new TestBox {
RelativeSizeAxes = Axes.Both
};
references.Add(content);
return(content);
}, 0),
});
// cancel load tasks after the delayed load has started.
loadUnloadWrapper.DelayedLoadStarted += _ => game.Schedule(() => loadUnloadWrapper.UnbindAllBindables());
}
});
AddStep("remove all panels", () => flow.Clear(false));
AddUntilStep("references lost", () =>
{
GC.Collect();
return(!references.Any());
});
}