public void Binding_Overridden_Validated_Direct_Property_Calls_UpdateDataValidation()
{
var target = new Class2();
var source = new Subject <BindingValue <int> >();
// Class2 overrides `NonValidatedDirectProperty`'s metadata to enable data validation.
target.Bind(Class1.NonValidatedDirectProperty, source);
source.OnNext(1);
Assert.Equal(1, target.Notifications.Count);
}
public void Bind_Binds_AddOwnered_Property_Value_NonGeneric()
{
var target = new Class2();
var source = new Subject <string>();
var sub = target.Bind((AvaloniaProperty)Class1.FooProperty, source);
Assert.Equal("initial2", target.Foo);
source.OnNext("first");
Assert.Equal("first", target.Foo);
source.OnNext("second");
Assert.Equal("second", target.Foo);
sub.Dispose();
source.OnNext("third");
Assert.Equal("second", target.Foo);
}
public void Binding_To_Direct_Property_Does_Not_Get_Collected()
{
var target = new Class2();
Func <WeakReference> setupBinding = () =>
{
var source = new Subject <string>();
var sub = target.Bind((AvaloniaProperty)Class1.FooProperty, source);
source.OnNext("foo");
return(new WeakReference(source));
};
var weakSource = setupBinding();
GC.Collect();
Assert.Equal("foo", target.Foo);
Assert.True(weakSource.IsAlive);
}
public void Binding_To_Direct_Property_Gets_Collected_When_Completed()
{
var target = new Class2();
Func <WeakReference> setupBinding = () =>
{
var source = new Subject <string>();
var sub = target.Bind((AvaloniaProperty)Class1.FooProperty, source);
return(new WeakReference(source));
};
var weakSource = setupBinding();
Action completeSource = () =>
{
((ISubject <string>)weakSource.Target).OnCompleted();
};
completeSource();
GC.Collect();
Assert.False(weakSource.IsAlive);
}
