public void TestOperations()
{
NSNumber number;
number = NSNumber.NumberWithInt(234);
Check(number);
bool b = number.BoolValue;
Assert.AreEqual(true, b, "Numbers must be equals");
number = NSNumber.NumberWithInt(345);
Check(number);
short s = number.ShortValue;
Assert.AreEqual(345, s, "Numbers must be equals");
number = NSNumber.NumberWithInt(456);
Check(number);
long ll = number.LongLongValue;
Assert.AreEqual(456, ll, "Numbers must be equals");
}