public void TestIsNull()
{
Assert.IsFalse(CBORObject.True.IsNull);
Assert.IsFalse(CBORObject.FromObject(String.Empty).IsNull);
Assert.IsFalse(CBORObject.NewArray().IsNull);
Assert.IsFalse(CBORObject.NewMap().IsNull);
Assert.IsFalse(CBORObject.False.IsNull);
Assert.IsTrue(CBORObject.Null.IsNull);
Assert.IsFalse(CBORObject.Undefined.IsNull);
Assert.IsFalse(CBORObject.PositiveInfinity.IsNull);
Assert.IsFalse(CBORObject.NegativeInfinity.IsNull);
Assert.IsFalse(CBORObject.NaN.IsNull);
}