RtfTests.cs

using System.IO;
using iTextSharp.text;
using iTextSharp.text.pdf;
using iTextSharp.text.rtf;
using iTextSharp.text.rtf.parser;
using Microsoft.VisualStudio.TestTools.UnitTesting;

namespace iTextSharp.LGPLv2.Core.FunctionalTests
{
    [TestClass]
    public class RtfTests
    {
        /// <summary>
        /// The RtfWriter allows the creation of rtf documents via the iText system
        /// </summary>
        [TestMethod]
        public void Verify_PDF_To_RTF_File_CanBeCreated()
        {
            var rtfFilePath = Path.Combine(TestUtils.GetOutputFolder(), $"{nameof(Verify_PDF_To_RTF_File_CanBeCreated)}.rtf");

            var document = new Document();
            var fileStream = new FileStream(rtfFilePath, FileMode.Create);
            RtfWriter2.GetInstance(document, fileStream);

            document.AddAuthor(TestUtils.Author);
            document.Open();

            var font = FontFactory.GetFont(FontFactory.HELVETICA, 16, Font.BOLD);
            var parTitle = new Paragraph("This is a new document", font);
            document.Add(parTitle);

            document.Close();
            fileStream.Dispose();
        }

        /// <summary>
        /// RTF to PDF using iTextSharp
        /// </summary>
        [TestMethod]
        public void Verify_RTF_To_PDF_File_CanBeCreated()
        {
            Verify_PDF_To_RTF_File_CanBeCreated(); // Create a sample .rtf file first

            var rtfFilePath = Path.Combine(TestUtils.GetOutputFolder(), $"{nameof(Verify_PDF_To_RTF_File_CanBeCreated)}.rtf");
            var inputStream = new FileStream(rtfFilePath, FileMode.Open, FileAccess.Read, FileShare.Read);

            var pdfFilePath = TestUtils.GetOutputFileName();
            var outputStream = new FileStream(pdfFilePath, FileMode.Create);

            var document = new Document();
            PdfWriter.GetInstance(document, outputStream);

            document.Open();

            var parser = new RtfParser(null);
            parser.ConvertRtfDocument(inputStream, document);

            document.Close();
            outputStream.Dispose();
            inputStream.Dispose();
        }
    }
}