public bool doTest()
{
ReqDisplay.title("Requirement #10a");
ReqDisplay.message("Testing special tokens");
var toker = new Toker();
var oneCharToks = toker.oneCharTokens();
ReqDisplay.showSet(oneCharToks, "one char Tokens:");
Console.Write("\n adding token \"@\"");
toker.addOneCharToken("@");
ReqDisplay.showSet(oneCharToks, "one char Tokens:");
Console.Write("\n removing token \"@\"");
toker.removeOneCharToken("@");
ReqDisplay.showSet(oneCharToks, "one char Tokens:");
var twoCharToks = toker.twoCharTokens();
ReqDisplay.showSet(twoCharToks, "two char Tokens:");
return(result);
}