public void TestUnsafe()
{
var i = 0;
Func <int, bool> fun = q =>
{
i++;
return(true);
};
Assert.AreEqual(true, fun(3));
Assert.AreEqual(1, i);
Assert.AreEqual(true, fun(3));
Assert.AreEqual(2, i);
Assert.AreEqual(true, fun(3));
Assert.AreEqual(3, i);
i = 0;
var decorated = new RunOnceDelegateDecorator().DecorateRunOnceUnsafe(fun);
Assert.AreNotEqual(fun, decorated);
Assert.AreEqual(true, decorated(3));
Assert.AreEqual(1, i);
Assert.AreEqual(false, decorated(3));
Assert.AreEqual(1, i);
Assert.AreEqual(false, decorated(3));
Assert.AreEqual(1, i);
}
public void TestDummyWrapping()
{
Func <int, bool> isEven = i => i % 2 == 0;
Assert.AreEqual(true, isEven(2));
Assert.AreEqual(false, isEven(3));
var decoreated = new RunOnceDelegateDecorator().DecorateDummy(isEven);
Assert.AreEqual(true, decoreated(2));
Assert.AreEqual(false, decoreated(3));
}
