diff --git a/src/calibre/utils/podofo/test.cpp b/src/calibre/utils/podofo/test.cpp
new file mode 100644
index 0000000000..fb719fd0cc
--- /dev/null
+++ b/src/calibre/utils/podofo/test.cpp
@@ -0,0 +1,26 @@
+#define USING_SHARED_PODOFO
+#include <podofo.h>
+#include <iostream>
+
+using namespace PoDoFo;
+using namespace std;
+
+
+int main(int argc, char **argv) {
+    if (argc < 2) return 1;
+    char *fname = argv[1];
+
+    PdfMemDocument doc(fname);
+    PdfInfo* info = doc.GetInfo();
+    cout << endl;
+    cout << "is encrypted: " << doc.GetEncrypted() << endl;
+    PdfString old_title = info->GetTitle();
+    cout << "is hex: " << old_title.IsHex() << endl; 
+    PdfString new_title(reinterpret_cast<const pdf_utf16be*>("\0z\0z\0z"), 3);
+    cout << "is new unicode: " << new_title.IsUnicode() << endl;
+    info->SetTitle(new_title);
+
+    doc.Write("/t/x.pdf");
+    cout << "Output written to: " << "/t/x.pdf" << endl;
+    return 0;
+}