public void StrongBindingDoesNotRetainNotifier()
{
var binding = new BindingClass();
var notifying = new NotifyingClass();
// Means of determining whether the class has been disposed
var weakNotifying = new WeakReference <NotifyingClass>(notifying);
// Retain the IPropertyChangedBinding, in case that causes NotifyingClass to be retained
var binder = binding.BindStrong(notifying);
notifying = null;
GC.Collect();
Assert.IsFalse(weakNotifying.TryGetTarget(out notifying));
}
public void StrongBindingDoesNotRetainNotifier()
{
WeakReference Test(out IEventBinding binder)
{
var binding = new BindingClass();
var notifying = new NotifyingClass();
// Retain the IPropertyChangedBinding, in case that causes NotifyingClass to be retained
binder = binding.BindStrong(notifying);
return(new WeakReference(notifying));
}
var weakNotifying = Test(out var retained);
GC.Collect();
Assert.IsFalse(weakNotifying.IsAlive);
GC.KeepAlive(retained);
}
public void StrongBindingDoesNotRetainNotifier()
{
var binding = new BindingClass();
var notifying = new NotifyingClass();
// Means of determining whether the class has been disposed
var weakNotifying = new WeakReference<NotifyingClass>(notifying);
// Retain the IPropertyChangedBinding, in case that causes NotifyingClass to be retained
var binder = binding.BindStrong(notifying);
notifying = null;
GC.Collect();
Assert.IsFalse(weakNotifying.TryGetTarget(out notifying));
}