using System.IO;

using PdfSharpCore.Pdf;

using PdfSharpCore.Pdf.IO;

using PdfSharpCore.Test.Helpers;

using Xunit;

namespace PdfSharpCore.Test

{

public class Merge

{

[Fact]

public void CanMerge2Documents()

{

var pdf1Path = PathHelper.GetInstance().GetAssetPath("FamilyTree.pdf");

var pdf2Path = PathHelper.GetInstance().GetAssetPath("test.pdf");

var outputDocument = new PdfDocument();

foreach (var pdfPath in new[] { pdf1Path, pdf2Path })

{

using var fs = File.OpenRead(pdfPath);

var inputDocument = Pdf.IO.PdfReader.Open(fs, PdfDocumentOpenMode.Import);

var count = inputDocument.PageCount;

for (var idx = 0; idx < count; idx++)

{

var page = inputDocument.Pages[idx];

outputDocument.AddPage(page);

}

}

var outFilePath = Path.Combine(PathHelper.GetInstance().RootDir, "Out", "merge.pdf");

var dir = Path.GetDirectoryName(outFilePath);

if (!Directory.Exists(dir))

{

Directory.CreateDirectory(dir);

}

outputDocument.Save(outFilePath);

}

}

}