public void DoesNotLeakForModelBaseWithPropertiesThatSupportPropertyChanged()
{
var model = new PersonTestModel();
var weakReference = new WeakReference(model);
Assert.IsTrue(weakReference.IsAlive);
model = null;
GC.Collect();
Assert.IsFalse(weakReference.IsAlive);
}
public void CorrectlyCachesBoxedValues()
{
var model = new PersonTestModel();
var isEnabled1 = model.GetValue(nameof(PersonTestModel.IsEnabled));
var isEnabled2 = model.GetValue(nameof(PersonTestModel.IsEnabled));
Assert.IsTrue(ReferenceEquals(isEnabled1, isEnabled2));
model.SetValue(nameof(PersonTestModel.IsEnabled), true);
isEnabled1 = model.GetValue(nameof(PersonTestModel.IsEnabled));
isEnabled2 = model.GetValue(nameof(PersonTestModel.IsEnabled));
Assert.IsTrue(ReferenceEquals(isEnabled1, isEnabled2));
}
public void TheFreezeImplementation()
{
var model = new PersonTestModel();
var freezable = (IFreezable)model;
model.FirstName = "John";
Assert.AreEqual("John", model.FirstName);
Assert.IsFalse(freezable.IsFrozen);
freezable.Freeze();
model.FirstName = "Jane";
Assert.AreEqual("John", model.FirstName);
Assert.IsTrue(freezable.IsFrozen);
freezable.Unfreeze();
model.FirstName = "Jane";
Assert.AreEqual("Jane", model.FirstName);
Assert.IsFalse(freezable.IsFrozen);
}
