public void TestDoubleMessaging()
{
double value1 = (new Random().Next(-65000, 65000))*3.1415d;
Id number = ObjectiveCRuntime.SendMessage<Id>(this.cls_NSNumber, "numberWithDouble:", value1);
Assert.AreNotEqual(IntPtr.Zero, number, "Number creation cannot failed");
double value2 = ObjectiveCRuntime.SendMessage<double>(number, "doubleValue");
Assert.AreEqual(value1, value2, 0.01, "Double values must be equal");
}