public void OneWayBinding()
{
var vm = new PropertyChangedViewModel();
var control = new DependencyPropertyBehaviorTestControl()
{
DataContext = vm
};
vm.SetReadOnlyProperty("1");
var behavior = new DependencyPropertyBehavior()
{
PropertyName = "Property"
};
BindingOperations.SetBinding(behavior, DependencyPropertyBehavior.BindingProperty, new Binding("ReadOnlyProperty")
{
Mode = BindingMode.OneWay
});
Interaction.GetBehaviors(control).Add(behavior);
Assert.AreEqual(1, control.propertyChangedCounter);
Assert.AreEqual("1", control.Property);
vm.SetReadOnlyProperty("2");
Assert.AreEqual(2, control.propertyChangedCounter);
Assert.AreEqual("2", control.Property);
}
public void OneWayBinding() {
var vm = new PropertyChangedViewModel();
var control = new DependencyPropertyBehaviorTestControl() { DataContext = vm };
vm.SetReadOnlyProperty("1");
var behavior = new DependencyPropertyBehavior() { PropertyName = "Property" };
BindingOperations.SetBinding(behavior, DependencyPropertyBehavior.BindingProperty, new Binding("ReadOnlyProperty") { Mode = BindingMode.OneWay });
Interaction.GetBehaviors(control).Add(behavior);
Assert.AreEqual(1, control.propertyChangedCounter);
Assert.AreEqual("1", control.Property);
vm.SetReadOnlyProperty("2");
Assert.AreEqual(2, control.propertyChangedCounter);
Assert.AreEqual("2", control.Property);
}