public static void Main(string[] args)
{
var rex = Freezable.MakeFreezable <Pet>();
rex.DataReturn();
rex.Name = "Rex";
Console.WriteLine(Freezable.IsFreezable(rex)
? "Rex is freezable!"
: "Rex is not freezable. Something is not working");
Console.WriteLine(rex.ToString());
Console.WriteLine("Add 50 years");
rex.Age += 50;
Console.WriteLine("Age: {0}", rex.Age);
rex.Deceased = true;
Console.WriteLine("Deceased: {0}", rex.Deceased);
Freezable.Freeze(rex);
try
{
rex.Age++;
}
catch (ObjectFrozenException ex)
{
Console.WriteLine("Oups. it's frozen. Can't change that anymore");
}
Console.WriteLine("--- press enter to close");
Console.ReadLine();
}
static void Main(string[] args)
{
Console.OutputEncoding = System.Text.Encoding.UTF8;
#region Protection Proxy
//ICar car = new CarProxy(new Driver(16));
//car.Drive();
#endregion
#region Property Proxy
//var c = new Creature();
//c.Agility = 10;
//c.Agility = 10;
#endregion
#region Dynamic Proxy for Logging
//var bank = new BankAccount();
//bank.Deposit(100);
//bank.Deposit(50);
//Console.WriteLine(bank.ToString());
#endregion
#region Castle DynamicProxy
Person p = Freezable.MakeFreezable <Person>();
p.FirstName = "Foo";
p.LastName = "Bar";
Console.WriteLine(p);
Freezable.Freeze(p);
p.FirstName = "what";
Console.WriteLine(p);
#endregion
}
public void DynProxyGetTarget_should_return_proxy_itself()
{
var pet = Freezable.MakeFreezable <Pet>();
var hack = pet as IProxyTargetAccessor;
Assert.NotNull(hack);
Assert.Same(pet, hack.DynProxyGetTarget());
}
public void Freezable_Should_Not_Intercept_Property_Getters()
{
var pet = Freezable.MakeFreezable <Pet>();
var notUsed = pet.Age; // not intercepted
var interceptedMethodsCount = GetInterceptedMethodsCountFor <FreezableInterceptor>(pet);
Assert.AreEqual(0, interceptedMethodsCount);
}
public void Freezable_should_intercept_property_setters()
{
var pet = Freezable.MakeFreezable <Pet>();
pet.Age = 5; // should intercept
var interceptedMethodsCount = GetInterceptedMethodsCountFor <FreezableInterceptor>(pet);
Assert.AreEqual(1, interceptedMethodsCount);
}
public void FreezablePerson_Test()
{
Person per = Freezable.MakeFreezable <Person>();
per.FirstName = "Foo";
per.LastName = "Bar";
Assert.IsTrue(Freezable.IsFreezable(per));
}
public void Freezable_should_not_hold_any_reference_to_created_objects()
{
var pet = Freezable.MakeFreezable <Pet>();
var petWeakReference = new WeakReference(pet, false);
pet = null;
GC.Collect();
Assert.False(petWeakReference.IsAlive, "Object should have been collected");
}
public void DynProxyGetTarget_Should_Return_Proxy_Itself()
{
var pet = Freezable.MakeFreezable <Pet>();
var hack = pet as IProxyTargetAccessor;
Assert.IsNotNull(hack);
// DynProxyGetTarget()는 proxyed object를 반환한다.
Assert.AreEqual(pet, hack.DynProxyGetTarget());
}
public void Frozen_object_should_throw_ObjectFrozenException_when_trying_to_set_a_property()
{
var pet = Freezable.MakeFreezable <Pet>();
pet.Age = 3;
Freezable.Freeze(pet);
Assert.Throws <ObjectFrozenException>(delegate { pet.Name = "This should throw"; });
}
public void Freezable_should_work_normally()
{
var pet = Freezable.MakeFreezable <Pet>();
pet.Age = 3;
pet.Name = "Rex";
pet.Age += pet.Name.Length;
pet.ToString();
}
public void Freezable_should_not_hold_any_reference_to_created_objects()
{
var pet = Freezable.MakeFreezable <Pet>();
var petWeakReference = new WeakReference(pet, false);
pet = null;
GC.Collect();
GC.WaitForFullGCComplete();
Assert.IsFalse(petWeakReference.IsAlive, "Object should have been released.");
}
public void Frozen_object_should_not_intercept_getters()
{
var pet = Freezable.MakeFreezable <Pet>();
pet.Age = 123;
var age = pet.Age;
Freezable.Freeze(pet);
Assert.Equal(2, Freezable.GetCountOfInterceptorInvocations <CountingInterceptor>(pet));
Assert.Equal(1, Freezable.GetCountOfInterceptorInvocations <FreezableInterceptor>(pet));
}
public void Frozen_object_should_not_throw_when_trying_to_read_it()
{
var pet = Freezable.MakeFreezable <Pet>();
pet.Age = 3;
Freezable.Freeze(pet);
Assert.True(Record.Exception(() => { var age = pet.Age; }) == null);
Assert.True(Record.Exception(() => { var name = pet.Name; }) == null);
Assert.True(Record.Exception(() => { var tr = pet.ToString(); }) == null);
}
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_not_intercept_methods()
{
var pet = Freezable.MakeFreezable <Pet>();
pet.ToString();
int logsCount = GetInterceptedMethodsCountFor <CallLoggingInterceptor>(pet);
int freezeCount = GetInterceptedMethodsCountFor <FreezableInterceptor>(pet);
Assert.AreEqual(3, logsCount);
Assert.AreEqual(0, freezeCount);
}
public void Freezable_should_log_getters_and_setters()
{
var pet = Freezable.MakeFreezable <Pet>();
pet.Age = 4;
var age = pet.Age;
int logsCount = GetInterceptedMethodsCountFor <CallLoggingInterceptor>(pet);
int freezeCount = GetInterceptedMethodsCountFor <FreezableInterceptor>(pet);
Assert.AreEqual(2, logsCount);
Assert.AreEqual(1, freezeCount);
}
public void Frozen_object_should_not_throw_when_trying_to_get_property()
{
var pet = Freezable.MakeFreezable <Pet>();
pet.Age = 3;
Freezable.Freeze(pet);
var age = pet.Age;
var name = pet.Name;
var deceased = pet.Deceased;
var str = pet.ToString();
}
public void CountCalls()
{
var pet = Freezable.MakeFreezable <Pet>();
pet.Age = 123;
pet.Age = 1243;
pet.Age = 1223;
var age = pet.Age;
var age2 = pet.Age;
pet = null;
var pet2 = Freezable.MakeFreezable <Pet>();
pet2.Age = 123;
pet2.Age = 1243;
pet2.Age = 1223;
var age3 = pet2.Age;
var age4 = pet2.Age;
}
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.");
}
}
public void IsFreezable_should_be_true_for_objects_created_with_MakeFreezable()
{
var freezablePet = Freezable.MakeFreezable <Pet>();
Assert.True(Freezable.IsFreezable(freezablePet));
}
