public void IsNumberShouldReturnfalseWhenArgIsNonNumeric()
{
var func = new IsNumber();
var args = FunctionsHelper.CreateArgs("1");
var result = func.Execute(args, _context);
Assert.IsFalse((bool)result.Result);
}
public void IsNumberWithInvalidArgumentReturnsPoundValue()
{
var func = new IsNumber();
var parsingContext = ParsingContext.Create();
var args = FunctionsHelper.CreateArgs();
var result = func.Execute(args, parsingContext);
Assert.AreEqual(eErrorType.Value, ((ExcelErrorValue)result.Result).Type);
}