public void Stack_leak_test()
{
RunInMainThread(() =>
{
AssertIsGarbageCollected(() =>
{
BehaviorSubject <IEnumerable <IControl> > innerControls =
new BehaviorSubject <IEnumerable <IControl> >(Enumerable.Empty <IControl>());
var container = innerControls.StackFromLeft();
container.MountRoot();
return(new { innerControls, container });
},
x =>
{
var innerControls = x.innerControls;
var rectangleHeight = new BehaviorSubject <Points>(33);
var rectangle = Shapes.Rectangle(fill: Brush.Transparent);
rectangle = rectangle.WithWidth(rectangleHeight);
Assert.That(rectangleHeight.HasObservers, Is.False);
innerControls.OnNext(new[] { rectangle });
Assert.That(rectangleHeight.HasObservers, Is.True);
innerControls.OnNext(Enumerable.Empty <IControl>());
Assert.That(rectangleHeight.HasObservers, Is.False);
return(rectangle);
});
});
}
static IControl CreateLogView(IObservable <string> mainLogStream, IObservable <IBinaryMessage> deviceMessages, ISubject <Unit> changed)
{
// Keep a buffer of 10 tweets from the time before this control was mounted for the first time
var bufferedStream = mainLogStream.Replay(10); //10 * 140);
bufferedStream.Connect();
bufferedStream.Select(_ => Unit.Default).Subscribe(changed);
var clearLog = new Subject <Unit>();
var doClear = Command.Enabled(() => clearLog.OnNext(Unit.Default));
var mainLogView = Fusion.LogView.Create(stream: bufferedStream, color: Theme.DefaultText, clear: clearLog, darkTheme: Theme.IsDark)
.WithPadding(new Thickness <Points>(5));
var deviceLogs = new List <DeviceLog>();
var activeLogView = new BehaviorSubject <IControl>(mainLogView);
var activeChanged = new Subject <Unit>();
var mainLogButton = CreateLogSelectButton("All Output", mainLogView, activeLogView, activeChanged, true);
var clearButton = Label.Create("Clear", color: Theme.Active)
.OnMouse(pressed: doClear);
var buttons = new BehaviorSubject <IEnumerable <IControl> >(CreateButtonList(mainLogButton, deviceLogs));
deviceMessages.TryParse(DebugLog.MessageType, DebugLog.ReadDataFrom).Subscribe(
l =>
{
var device = deviceLogs.FirstOrDefault(d
=> (d.DeviceId == l.DeviceId) ||
(d.DeviceName == l.DeviceName && l.DeviceName == "Viewport"));
if (device == null)
{
device = new DeviceLog(l.DeviceId, l.DeviceName, activeLogView, activeChanged, clearLog);
deviceLogs.Add(device);
buttons.OnNext(CreateButtonList(mainLogButton, deviceLogs));
}
device.Write(l.Message);
});
return(Layout.Dock()
.Top(Layout.Dock()
.Right(clearButton)
.Left(buttons.StackFromLeft())
.Fill()
.WithPadding(new Thickness <Points>(10)))
.Fill(activeLogView.Switch()));
}
