PDFBOX-5892: add check that /P points to the correct parent

git-svn-id: https://svn.apache.org/repos/asf/pdfbox/trunk@1921648 13f79535-47bb-0310-9956-ffa450edef68
apache · Oct 29, 2024 · d1964cd · d1964cd
1 parent 2db4ac2
commit d1964cd
Showing 1 changed file with 12 additions and 0 deletions.
diff --git a/pdfbox/src/test/java/org/apache/pdfbox/multipdf/PDFMergerUtilityTest.java b/pdfbox/src/test/java/org/apache/pdfbox/multipdf/PDFMergerUtilityTest.java
@@ -44,6 +44,7 @@
 import org.apache.pdfbox.pdmodel.common.PDNameTreeNode;
 import org.apache.pdfbox.pdmodel.common.PDNumberTreeNode;
 import org.apache.pdfbox.pdmodel.documentinterchange.logicalstructure.PDStructureElement;
+import org.apache.pdfbox.pdmodel.documentinterchange.logicalstructure.PDStructureNode;
 import org.apache.pdfbox.pdmodel.documentinterchange.logicalstructure.PDStructureTreeRoot;
 import org.apache.pdfbox.pdmodel.interactive.action.PDActionGoTo;
 import org.apache.pdfbox.pdmodel.interactive.annotation.PDAnnotation;
@@ -884,6 +885,17 @@ else if (base instanceof COSDictionary)
             if (kdict.containsKey(COSName.K))
             {
                 checkElement(pageTree, kdict.getDictionaryObject(COSName.K));
+
+                // Check that the /P entry points to the correct object
+                PDStructureNode node = PDStructureNode.create(kdict);
+                for (Object obj : node.getKids())
+                {
+                    if (obj instanceof PDStructureElement)
+                    {
+                        PDStructureNode parent = ((PDStructureElement) obj).getParent();
+                        assertTrue(parent.getCOSObject() == kdict);
+                    }
+                }
                 return;
             }