public void UpperShouldReturnUpperCaseString()
{
var func = new Upper();
var result = func.Execute(FunctionsHelper.CreateArgs("abc"), _parsingContext);
Assert.AreEqual("ABC", result.Result);
}
public void UpperWithInvalidArgumentReturnsPoundValue()
{
var func = new Upper();
var args = FunctionsHelper.CreateArgs();
var result = func.Execute(args, this.ParsingContext);
Assert.AreEqual(eErrorType.Value, ((ExcelErrorValue)result.Result).Type);
}