From 3c19d5bd51673d3ec776ac7b3a4e43137b98b789 Mon Sep 17 00:00:00 2001
From: Noel Grandin <noelgrandin@gmail.com>
Date: Thu, 20 Aug 2020 21:54:25 +0200
Subject: [PATCH] fix unit-test with non-pdfium build

otherwise testSwappingPageNumber will crash accessing out of
bounds element in vector.

Change-Id: I07499e79d523931e1f3cc02a5150f033e1ea9578
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/101094
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
(cherry picked from commit 17798a503bc67f2a38f4b558e37447d1ea8f4623)
---
 filter/source/pdf/pdfdecomposer.cxx | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/filter/source/pdf/pdfdecomposer.cxx b/filter/source/pdf/pdfdecomposer.cxx
index e053fd215369..e54206e4c175 100644
--- a/filter/source/pdf/pdfdecomposer.cxx
+++ b/filter/source/pdf/pdfdecomposer.cxx
@@ -70,7 +70,10 @@ uno::Sequence<uno::Reference<graphic::XPrimitive2D>> SAL_CALL XPdfDecomposer::ge
         nPageIndex = 0;
 
     std::vector<Bitmap> aBitmaps;
-    vcl::RenderPDFBitmaps(xPdfData.getConstArray(), xPdfData.getLength(), aBitmaps, nPageIndex, 1);
+    int rv = vcl::RenderPDFBitmaps(xPdfData.getConstArray(), xPdfData.getLength(), aBitmaps,
+                                   nPageIndex, 1);
+    if (rv == 0)
+        return {}; // happens if we do not have PDFium
 
     BitmapEx aReplacement(aBitmaps[0]);
 
-- 
2.28.0