public void Frozen_object_should_throw_ObjectFreezenException_when_trying_to_set_a_property()
{
var pet = Freezable.MakeFreezable <Pet>();
pet.Age = 3;
Freezable.Freeze(pet);
Assert.IsTrue(Freezable.IsFrozen(pet));
Assert.Throws <ObjectFreezenException>(() => pet.Name = "This should throw");
}
public void Freezable_should_not_intercept_normal_methods()
{
var pet = Freezable.MakeFreezable <Pet>();
Freezable.Freeze(pet);
Assert.IsTrue(Freezable.IsFrozen(pet));
var dummy = pet.ToString(); // not intercepted
var interceptedMethodsCount = GetInterceptedMethodsCountFor <FreezableInterceptor>(pet);
Assert.AreEqual(0, interceptedMethodsCount);
}
public void Freezable_should_work_normally()
{
var rex = Freezable.MakeFreezable <Pet>();
rex.Name = "Rex";
rex.Age += 50;
Assert.AreEqual(50, rex.Age);
rex.Deceased = true;
Freezable.Freeze(rex);
Assert.IsTrue(Freezable.IsFrozen(rex));
try {
rex.Age++;
Assert.Fail("rex is frozen!!!");
}
catch (ObjectFreezenException) {
Console.WriteLine("Oops. it's frozen. Can't change that anymore.");
}
}