public void Switcher_SwitchingPredicate_Success()
{
var swithcer = new DelegateSwitcher <Func <int> >(key => !Equals(key, 3));
swithcer.RegisterAndSwitch(1, () => 1);
Assert.AreEqual(1, swithcer.Active());
swithcer.RegisterAndSwitch(2, () => 2);
Assert.AreEqual(2, swithcer.Active());
swithcer.RegisterAndSwitch(3, () => 3);
Assert.AreEqual(2, swithcer.Active());
}
public void Switcher_DelegateRegisterAndSwitch_Success()
{
var swithcer = new DelegateSwitcher <Func <int> >();
Assert.IsNull(swithcer.Active);
swithcer.RegisterAndSwitch(1, () => 1);
Assert.IsNotNull(swithcer.Active);
Assert.AreEqual(1, swithcer.Active());
}
public IExpression CreateInstance()
{
return((IExpression)_factory.Active());
}