public virtual void TestPayloadCopy()
{
System.String s = "how now brown cow";
TokenStream ts;
ts = new WhitespaceTokenizer(new System.IO.StringReader(s));
ts = new PayloadSetter(ts);
VerifyPayload(ts);
ts = new WhitespaceTokenizer(new System.IO.StringReader(s));
ts = new PayloadSetter(ts);
VerifyPayload(ts);
}