public void Should_Handle_Callbacks_Genericly()
{
var baz = new Baz <int>(22);
var handler = new CustomHandler();
Assert.IsTrue(handler.Handle(baz));
Assert.AreEqual(0, baz.Stuff);
Assert.IsFalse(handler.Handle(new Baz <char>('M')));
}
public void Should_Handle_Callbacks_Genericly_Mapped()
{
var baz = new Baz <int, float>(22, 15.5f);
var handler = new CustomHandler();
Assert.IsTrue(handler.Handle(baz));
Assert.AreEqual(0, baz.Stuff);
Assert.AreEqual(0, baz.OtherStuff);
Assert.IsFalse(handler.Handle(new Baz <char, float>('M', 2)));
}
public void Should_Handle_Callbacks_Explicitly()
{
var bar = new Bar();
var handler = new CustomHandler();
Assert.IsTrue(handler.Handle(bar));
Assert.IsTrue(bar.HasComposer);
Assert.AreEqual(1, bar.Handled);
Assert.IsFalse(handler.Handle(bar));
Assert.AreEqual(2, bar.Handled);
}
public void Should_Handle_Callbacks_Implicitly()
{
var foo = new Foo();
var handler = new CustomHandler();
Assert.IsTrue(handler.Handle(foo));
Assert.AreEqual(1, foo.Handled);
}
public void Should_Handle_Callbacks_Contravariantly()
{
var foo = new SuperFoo();
var handler = new CustomHandler();
Assert.IsTrue(handler.Handle(foo));
Assert.IsTrue(foo.HasComposer);
Assert.AreEqual(2, foo.Handled);
}
public void Should_Compose_Callbacks()
{
var handler = new CustomHandler();
Assert.IsTrue(handler.Handle(new Composition(new Foo())));
}
public void Should_Indicate_Not_Handled()
{
var handler = new CustomHandler();
Assert.IsFalse(handler.Handle(new Bee()));
}
