public void Register()
{
var registry = new UTinyRegistry();
var builtInCount = registry.Count;
var type = registry.CreateType(UTinyId.New(), "TestType", UTinyTypeCode.Component);
Assert.AreEqual(builtInCount + 1, registry.Count);
registry.Register(type);
Assert.AreEqual(builtInCount + 1, registry.Count);
registry.Unregister(type);
Assert.AreEqual(builtInCount, registry.Count);
}