vendor: import KillerPDF 1.7.5 source (GPL-3.0) as the base for MMD PDF

2026-08-27 06:58:22 +02:00
commit 532485a830
577 changed files with 149058 additions and 0 deletions
@@ -0,0 +1,36 @@
+using KillerPDF.Services;
+using PdfSharpCore.Drawing;
+using PdfSharpCore.Pdf;
+using Xunit;
+
+namespace KillerPDF.Tests;
+
+public sealed class PdfScrubTests
+{
+    [Fact]
+    public void ScrubDegenerateCropBoxes_RemovesCropOutsideMediaBox()
+    {
+        using var doc = new PdfDocument();
+        var page = doc.AddPage();
+        page.MediaBox = new PdfRectangle(new XPoint(0, 0), new XPoint(1191, 842));
+        page.CropBox = new PdfRectangle(new XPoint(0, 0), new XPoint(842, 1191));
+        page.Rotate = 90;
+
+        PdfScrub.ScrubDegenerateCropBoxes(doc);
+
+        Assert.Null(page.Elements["/CropBox"]);
+    }
+
+    [Fact]
+    public void ScrubDegenerateCropBoxes_PreservesValidInsetCrop()
+    {
+        using var doc = new PdfDocument();
+        var page = doc.AddPage();
+        page.MediaBox = new PdfRectangle(new XPoint(0, 0), new XPoint(612, 792));
+        page.CropBox = new PdfRectangle(new XPoint(18, 24), new XPoint(594, 768));
+
+        PdfScrub.ScrubDegenerateCropBoxes(doc);
+
+        Assert.NotNull(page.Elements["/CropBox"]);
+    }
+}