public void ProperShouldSetFirstLetterToUpperCase()
{
var func = new Proper();
var result = func.Execute(FunctionsHelper.CreateArgs("this IS A tEst.wi3th SOME w0rds östEr"), _parsingContext);
Assert.AreEqual("This Is A Test.Wi3Th Some W0Rds Öster", result.Result);
}
