static IEnumerable<T> GetUniqueHandlers<T>(CompositeDisposable disposable)
{
return disposable.OfType<ILspHandlerDescriptor>()
.Select(z => z.Handler)
.OfType<T>()
.Concat(disposable.OfType<CompositeDisposable>().SelectMany(GetUniqueHandlers<T>))
.Concat(disposable.OfType<LspHandlerDescriptorDisposable>().SelectMany(GetLspHandlers<T>))
.Distinct();
}
protected bool IsExpectedDisposableTestContainerInitialState(CompositeDisposable compositeDisposable, int expectedNumberOfDisposables)
{
return(compositeDisposable.Count == expectedNumberOfDisposables && // Validate count
// Where we can, ensure that *any* of them are not disposed
// Observable.FromAsync(_ => Task.FromResult(true)).Subscribe() will dispose before obj dispose
// This is ok & expected! The validation here is that even though we're tracking it
// we can still call Dispose later with a NOP, but we still have something live to validate
// is cleaned up correctly
compositeDisposable.OfType <CompositeDisposable>().Any(d => !d.IsDisposed));
}
