Make cairo_tag_begin/end work correctly in groups

Fixes #508

1 files changed, 21 insertions, 0 deletions

diff --git a/test/check-pdf-structure.sh b/test/check-pdf-structure.sh
new file mode 100755
index 000000000..31ae5ac2c
--- /dev/null
+++ b/test/check-pdf-structure.sh
@@ -0,0 +1,21 @@
+#!/bin/sh
+
+if test $# -ne 4 ; then
+   echo "Usage: $0 <pdf-file> <pdfinfo-output> <pdfinfo-ref> <diff-output>"
+   exit 3
+fi
+
+# Check for pdfinfo version >= 21.10.00
+if pdfinfo -v 2>& 1 | awk '/pdfinfo version/ { split($3,v,/[.]/); if (v[1] > 21 || (v[1] == 21 && v[2] >= 10) ) { print "yes" }  } ' | grep -q  'yes'; then
+    pdfinfo -struct-text "$1" > "$2"
+    if test -f "$3" ; then
+        diff -u "$3" "$2" > "$4"
+        # diff exit codes: 0 = match, 1 = different, 2 = error
+        exit $?
+    else
+        exit 3 # missing ref file
+    fi
+fi
+
+ # pdfinfo missing or wrong version
+exit 4