public void CanSetDefaultValueDoesNotStore()
{
var tested = new AttachedPropertyContext();
var attachedProperty = new AttachedProperty <object, string>("CanGetDefaultWithoutSet", tested);
var instance = new object();
instance.SetAttachedValue(attachedProperty, default(string), tested);
var properties = tested.GetInstanceProperties(instance);
Assert.Equal(0, properties.Count);
}
public void CanGetPropertiesForInstance()
{
var tested = new AttachedPropertyContext();
var attachedProperty = new AttachedProperty <object, int>("PropertyName", tested);
var instance = new object();
instance.SetAttachedValue(attachedProperty, 1, tested);
var values = tested.GetInstanceProperties(instance);
Assert.Equal(1, values.Count);
Assert.All(values, x =>
{
Assert.Same(attachedProperty, x.Key);
Assert.Equal(1, x.Value);
});
}