Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 2295 insertions, 0 deletions

diff --git a/vcl/qa/cppunit/pdfexport/pdfexport.cxx b/vcl/qa/cppunit/pdfexport/pdfexport.cxx
new file mode 100644
index 000000000..fe402b4ed
--- /dev/null
+++ b/vcl/qa/cppunit/pdfexport/pdfexport.cxx
@@ -0,0 +1,2295 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#include <sal/config.h>
+
+#include <memory>
+#include <type_traits>
+
+#include <config_features.h>
+
+#include <com/sun/star/frame/Desktop.hpp>
+#include <com/sun/star/frame/XStorable.hpp>
+#include <com/sun/star/view/XPrintable.hpp>
+#include <com/sun/star/text/XDocumentIndexesSupplier.hpp>
+#include <com/sun/star/util/XRefreshable.hpp>
+#include <com/sun/star/beans/XPropertySet.hpp>
+#include <com/sun/star/drawing/XShape.hpp>
+#include <com/sun/star/text/XTextDocument.hpp>
+#include <com/sun/star/document/XFilter.hpp>
+#include <com/sun/star/document/XExporter.hpp>
+#include <com/sun/star/io/XOutputStream.hpp>
+
+#include <comphelper/scopeguard.hxx>
+#include <comphelper/processfactory.hxx>
+#include <comphelper/propertysequence.hxx>
+#include <test/bootstrapfixture.hxx>
+#include <unotest/macros_test.hxx>
+#include <unotools/mediadescriptor.hxx>
+#include <unotools/tempfile.hxx>
+#include <vcl/filter/pdfdocument.hxx>
+#include <tools/zcodec.hxx>
+#include <fpdf_edit.h>
+#include <fpdf_text.h>
+#include <fpdf_doc.h>
+#include <fpdfview.h>
+#include <vcl/graphicfilter.hxx>
+#include <basegfx/matrix/b2dhommatrix.hxx>
+#include <unotools/streamwrap.hxx>
+
+#include <vcl/filter/PDFiumLibrary.hxx>
+
+using namespace ::com::sun::star;
+
+static std::ostream& operator<<(std::ostream& rStrm, const Color& rColor)
+{
+    rStrm << "Color: R:" << static_cast<int>(rColor.GetRed())
+          << " G:" << static_cast<int>(rColor.GetGreen())
+          << " B:" << static_cast<int>(rColor.GetBlue())
+          << " A:" << static_cast<int>(rColor.GetTransparency());
+    return rStrm;
+}
+
+namespace
+{
+
+struct CloseDocument {
+    void operator ()(FPDF_DOCUMENT doc) {
+        if (doc != nullptr) {
+            FPDF_CloseDocument(doc);
+        }
+    }
+};
+
+using DocumentHolder =
+    std::unique_ptr<typename std::remove_pointer<FPDF_DOCUMENT>::type, CloseDocument>;
+
+struct ClosePage {
+    void operator ()(FPDF_PAGE page) {
+        if (page != nullptr) {
+            FPDF_ClosePage(page);
+        }
+    }
+};
+
+using PageHolder =
+    std::unique_ptr<typename std::remove_pointer<FPDF_PAGE>::type, ClosePage>;
+
+/// Tests the PDF export filter.
+class PdfExportTest : public test::BootstrapFixture, public unotest::MacrosTest
+{
+    uno::Reference<lang::XComponent> mxComponent;
+    utl::TempFile maTempFile;
+    SvMemoryStream maMemory;
+    // Export the document as PDF, then parse it with PDFium.
+    DocumentHolder exportAndParse(const OUString& rURL, const utl::MediaDescriptor& rDescriptor);
+    std::shared_ptr<vcl::pdf::PDFium> mpPDFium;
+
+public:
+    PdfExportTest();
+    virtual void setUp() override;
+    virtual void tearDown() override;
+    void saveAsPDF(const OUString& rFile);
+    void load(const OUString& rFile, vcl::filter::PDFDocument& rDocument);
+    /// Tests that a pdf image is roundtripped back to PDF as a vector format.
+    void testTdf106059();
+    /// Tests that text highlight from Impress is not lost.
+    void testTdf105461();
+    void testTdf107868();
+    /// Tests that embedded video from Impress is not exported as a linked one.
+    void testTdf105093();
+    /// Tests export of non-PDF images.
+    void testTdf106206();
+    /// Tests export of PDF images without reference XObjects.
+    void testTdf106693();
+    void testForcePoint71();
+    void testTdf106972();
+    void testTdf106972Pdf17();
+    void testSofthyphenPos();
+    void testTdf107013();
+    void testTdf107018();
+    void testTdf107089();
+    void testTdf99680();
+    void testTdf99680_2();
+    void testTdf108963();
+    void testTdf118244_radioButtonGroup();
+    /// Test writing ToUnicode CMAP for LTR ligatures.
+    void testTdf115117_1();
+    /// Text extracting LTR text with ligatures.
+    void testTdf115117_1a();
+    /// Test writing ToUnicode CMAP for RTL ligatures.
+    void testTdf115117_2();
+    /// Test extracting RTL text with ligatures.
+    void testTdf115117_2a();
+    /// Test writing ToUnicode CMAP for doubly encoded glyphs.
+    void testTdf66597_1();
+    /// Test writing ActualText for RTL many to one glyph to Unicode mapping.
+    void testTdf66597_2();
+    /// Test writing ActualText for LTR many to one glyph to Unicode mapping.
+    void testTdf66597_3();
+    void testTdf109143();
+    void testTdf105954();
+    void testTdf128630();
+    void testTdf106702();
+    void testTdf113143();
+    void testTdf115262();
+    void testTdf121962();
+    void testTdf115967();
+    void testTdf121615();
+    void testTocLink();
+    void testPdfImageResourceInlineXObjectRef();
+    void testReduceSmallImage();
+    void testReduceImage();
+    void testLinkWrongPage();
+    void testLargePage();
+    void testVersion15();
+    void testDefaultVersion();
+    void testMultiPagePDF();
+
+
+    CPPUNIT_TEST_SUITE(PdfExportTest);
+    CPPUNIT_TEST(testTdf106059);
+    CPPUNIT_TEST(testTdf105461);
+    CPPUNIT_TEST(testTdf107868);
+    CPPUNIT_TEST(testTdf105093);
+    CPPUNIT_TEST(testTdf106206);
+    CPPUNIT_TEST(testTdf106693);
+    CPPUNIT_TEST(testForcePoint71);
+    CPPUNIT_TEST(testTdf106972);
+    CPPUNIT_TEST(testTdf106972Pdf17);
+    CPPUNIT_TEST(testSofthyphenPos);
+    CPPUNIT_TEST(testTdf107013);
+    CPPUNIT_TEST(testTdf107018);
+    CPPUNIT_TEST(testTdf107089);
+    CPPUNIT_TEST(testTdf99680);
+    CPPUNIT_TEST(testTdf99680_2);
+    CPPUNIT_TEST(testTdf108963);
+    CPPUNIT_TEST(testTdf118244_radioButtonGroup);
+    CPPUNIT_TEST(testTdf115117_1);
+    CPPUNIT_TEST(testTdf115117_1a);
+    CPPUNIT_TEST(testTdf115117_2);
+    CPPUNIT_TEST(testTdf115117_2a);
+    CPPUNIT_TEST(testTdf66597_1);
+    CPPUNIT_TEST(testTdf66597_2);
+    CPPUNIT_TEST(testTdf66597_3);
+    CPPUNIT_TEST(testTdf109143);
+    CPPUNIT_TEST(testTdf105954);
+    CPPUNIT_TEST(testTdf128630);
+    CPPUNIT_TEST(testTdf106702);
+    CPPUNIT_TEST(testTdf113143);
+    CPPUNIT_TEST(testTdf115262);
+    CPPUNIT_TEST(testTdf121962);
+    CPPUNIT_TEST(testTdf115967);
+    CPPUNIT_TEST(testTdf121615);
+    CPPUNIT_TEST(testTocLink);
+    CPPUNIT_TEST(testPdfImageResourceInlineXObjectRef);
+    CPPUNIT_TEST(testReduceSmallImage);
+    CPPUNIT_TEST(testReduceImage);
+    CPPUNIT_TEST(testLinkWrongPage);
+    CPPUNIT_TEST(testLargePage);
+    CPPUNIT_TEST(testVersion15);
+    CPPUNIT_TEST(testDefaultVersion);
+    CPPUNIT_TEST(testMultiPagePDF);
+    CPPUNIT_TEST_SUITE_END();
+};
+
+PdfExportTest::PdfExportTest()
+{
+    maTempFile.EnableKillingFile();
+}
+
+DocumentHolder PdfExportTest::exportAndParse(const OUString& rURL, const utl::MediaDescriptor& rDescriptor)
+{
+    // Import the bugdoc and export as PDF.
+    mxComponent = loadFromDesktop(rURL);
+    CPPUNIT_ASSERT(mxComponent.is());
+
+    uno::Reference<frame::XStorable> xStorable(mxComponent, uno::UNO_QUERY);
+    xStorable->storeToURL(maTempFile.GetURL(), rDescriptor.getAsConstPropertyValueList());
+
+    // Parse the export result with pdfium.
+    SvFileStream aFile(maTempFile.GetURL(), StreamMode::READ);
+    maMemory.WriteStream(aFile);
+    DocumentHolder pPdfDocument(
+        FPDF_LoadMemDocument(maMemory.GetData(), maMemory.GetSize(), /*password=*/nullptr));
+    CPPUNIT_ASSERT(pPdfDocument.get());
+    return pPdfDocument;
+}
+
+void PdfExportTest::setUp()
+{
+    test::BootstrapFixture::setUp();
+
+    mxDesktop.set(frame::Desktop::create(mxComponentContext));
+
+    mpPDFium = vcl::pdf::PDFiumLibrary::get();
+}
+
+void PdfExportTest::tearDown()
+{
+    if (mxComponent.is())
+        mxComponent->dispose();
+
+    test::BootstrapFixture::tearDown();
+}
+
+char const DATA_DIRECTORY[] = "/vcl/qa/cppunit/pdfexport/data/";
+
+void PdfExportTest::saveAsPDF(const OUString& rFile)
+{
+    // Import the bugdoc and export as PDF.
+    OUString aURL = m_directories.getURLFromSrc(DATA_DIRECTORY) + rFile;
+    mxComponent = loadFromDesktop(aURL);
+    CPPUNIT_ASSERT(mxComponent.is());
+
+    uno::Reference<frame::XStorable> xStorable(mxComponent, uno::UNO_QUERY);
+    utl::MediaDescriptor aMediaDescriptor;
+    aMediaDescriptor["FilterName"] <<= OUString("writer_pdf_Export");
+    xStorable->storeToURL(maTempFile.GetURL(), aMediaDescriptor.getAsConstPropertyValueList());
+}
+
+void PdfExportTest::load(const OUString& rFile, vcl::filter::PDFDocument& rDocument)
+{
+    saveAsPDF(rFile);
+
+    // Parse the export result.
+    SvFileStream aStream(maTempFile.GetURL(), StreamMode::READ);
+    CPPUNIT_ASSERT(rDocument.Read(aStream));
+}
+
+void PdfExportTest::testTdf106059()
+{
+    // Import the bugdoc and export as PDF.
+    OUString aURL = m_directories.getURLFromSrc(DATA_DIRECTORY) + "tdf106059.odt";
+    mxComponent = loadFromDesktop(aURL);
+    CPPUNIT_ASSERT(mxComponent.is());
+
+    uno::Reference<frame::XStorable> xStorable(mxComponent, uno::UNO_QUERY);
+    utl::MediaDescriptor aMediaDescriptor;
+    aMediaDescriptor["FilterName"] <<= OUString("writer_pdf_Export");
+    // Explicitly enable the usage of the reference XObject markup.
+    uno::Sequence<beans::PropertyValue> aFilterData( comphelper::InitPropertySequence({
+        {"UseReferenceXObject", uno::Any(true) }
+    }));
+    aMediaDescriptor["FilterData"] <<= aFilterData;
+    xStorable->storeToURL(maTempFile.GetURL(), aMediaDescriptor.getAsConstPropertyValueList());
+
+    // Parse the export result.
+    vcl::filter::PDFDocument aDocument;
+    SvFileStream aStream(maTempFile.GetURL(), StreamMode::READ);
+    CPPUNIT_ASSERT(aDocument.Read(aStream));
+
+    // Assert that the XObject in the page resources dictionary is a reference XObject.
+    std::vector<vcl::filter::PDFObjectElement*> aPages = aDocument.GetPages();
+    // The document has one page.
+    CPPUNIT_ASSERT_EQUAL(static_cast<size_t>(1), aPages.size());
+    vcl::filter::PDFObjectElement* pResources = aPages[0]->LookupObject("Resources");
+    CPPUNIT_ASSERT(pResources);
+    auto pXObjects = dynamic_cast<vcl::filter::PDFDictionaryElement*>(pResources->Lookup("XObject"));
+    CPPUNIT_ASSERT(pXObjects);
+    // The page has one image.
+    CPPUNIT_ASSERT_EQUAL(static_cast<size_t>(1), pXObjects->GetItems().size());
+    vcl::filter::PDFObjectElement* pReferenceXObject = pXObjects->LookupObject(pXObjects->GetItems().begin()->first);
+    CPPUNIT_ASSERT(pReferenceXObject);
+    // The image is a reference XObject.
+    // This dictionary key was missing, so the XObject wasn't a reference one.
+    CPPUNIT_ASSERT(pReferenceXObject->Lookup("Ref"));
+}
+
+void PdfExportTest::testTdf106693()
+{
+    vcl::filter::PDFDocument aDocument;
+    load("tdf106693.odt", aDocument);
+
+    // Assert that the XObject in the page resources dictionary is a form XObject.
+    std::vector<vcl::filter::PDFObjectElement*> aPages = aDocument.GetPages();
+    // The document has one page.
+    CPPUNIT_ASSERT_EQUAL(static_cast<size_t>(1), aPages.size());
+    vcl::filter::PDFObjectElement* pResources = aPages[0]->LookupObject("Resources");
+    CPPUNIT_ASSERT(pResources);
+    auto pXObjects = dynamic_cast<vcl::filter::PDFDictionaryElement*>(pResources->Lookup("XObject"));
+    CPPUNIT_ASSERT(pXObjects);
+    // The page has one image.
+    CPPUNIT_ASSERT_EQUAL(static_cast<size_t>(1), pXObjects->GetItems().size());
+    vcl::filter::PDFObjectElement* pXObject = pXObjects->LookupObject(pXObjects->GetItems().begin()->first);
+    CPPUNIT_ASSERT(pXObject);
+    // The image is a form XObject.
+    auto pSubtype = dynamic_cast<vcl::filter::PDFNameElement*>(pXObject->Lookup("Subtype"));
+    CPPUNIT_ASSERT(pSubtype);
+    CPPUNIT_ASSERT_EQUAL(OString("Form"), pSubtype->GetValue());
+    // This failed: UseReferenceXObject was ignored and Ref was always created.
+    CPPUNIT_ASSERT(!pXObject->Lookup("Ref"));
+
+    // Assert that the form object refers to an inner form object, not a
+    // bitmap.
+    auto pInnerResources = dynamic_cast<vcl::filter::PDFDictionaryElement*>(pXObject->Lookup("Resources"));
+    CPPUNIT_ASSERT(pInnerResources);
+    auto pInnerXObjects = dynamic_cast<vcl::filter::PDFDictionaryElement*>(pInnerResources->LookupElement("XObject"));
+    CPPUNIT_ASSERT(pInnerXObjects);
+    CPPUNIT_ASSERT_EQUAL(static_cast<size_t>(1), pInnerXObjects->GetItems().size());
+    vcl::filter::PDFObjectElement* pInnerXObject = pInnerXObjects->LookupObject(pInnerXObjects->GetItems().begin()->first);
+    CPPUNIT_ASSERT(pInnerXObject);
+    auto pInnerSubtype = dynamic_cast<vcl::filter::PDFNameElement*>(pInnerXObject->Lookup("Subtype"));
+    CPPUNIT_ASSERT(pInnerSubtype);
+    // This failed: this was Image (bitmap), not Form (vector).
+    CPPUNIT_ASSERT_EQUAL(OString("Form"), pInnerSubtype->GetValue());
+}
+
+void PdfExportTest::testTdf105461()
+{
+    // Import the bugdoc and export as PDF.
+    OUString aURL = m_directories.getURLFromSrc(DATA_DIRECTORY) + "tdf105461.odp";
+    mxComponent = loadFromDesktop(aURL);
+    CPPUNIT_ASSERT(mxComponent.is());
+
+    uno::Reference<frame::XStorable> xStorable(mxComponent, uno::UNO_QUERY);
+    utl::MediaDescriptor aMediaDescriptor;
+    aMediaDescriptor["FilterName"] <<= OUString("writer_pdf_Export");
+    xStorable->storeToURL(maTempFile.GetURL(), aMediaDescriptor.getAsConstPropertyValueList());
+
+    // Parse the export result with pdfium.
+    SvFileStream aFile(maTempFile.GetURL(), StreamMode::READ);
+    SvMemoryStream aMemory;
+    aMemory.WriteStream(aFile);
+    DocumentHolder pPdfDocument(FPDF_LoadMemDocument(aMemory.GetData(), aMemory.GetSize(), /*password=*/nullptr));
+    CPPUNIT_ASSERT(pPdfDocument.get());
+
+    // The document has one page.
+    CPPUNIT_ASSERT_EQUAL(1, FPDF_GetPageCount(pPdfDocument.get()));
+    PageHolder pPdfPage(FPDF_LoadPage(pPdfDocument.get(), /*page_index=*/0));
+    CPPUNIT_ASSERT(pPdfPage.get());
+
+    // Make sure there is a filled rectangle inside.
+    int nPageObjectCount = FPDFPage_CountObjects(pPdfPage.get());
+    int nYellowPathCount = 0;
+    for (int i = 0; i < nPageObjectCount; ++i)
+    {
+        FPDF_PAGEOBJECT pPdfPageObject = FPDFPage_GetObject(pPdfPage.get(), i);
+        if (FPDFPageObj_GetType(pPdfPageObject) != FPDF_PAGEOBJ_PATH)
+            continue;
+
+        unsigned int nRed = 0, nGreen = 0, nBlue = 0, nAlpha = 0;
+        FPDFPageObj_GetFillColor(pPdfPageObject, &nRed, &nGreen, &nBlue, &nAlpha);
+        if (Color(nRed, nGreen, nBlue) == COL_YELLOW)
+            ++nYellowPathCount;
+    }
+
+    // This was 0, the page contained no yellow paths.
+    CPPUNIT_ASSERT_EQUAL(1, nYellowPathCount);
+}
+
+void PdfExportTest::testTdf107868()
+{
+    // No need to run it on Windows, since it would use GDI printing, and not trigger PDF export
+    // which is the intent of the test.
+// FIXME: Why does this fail on macOS?
+#if !defined MACOSX && !defined _WIN32
+
+    // Import the bugdoc and print to PDF.
+    OUString aURL = m_directories.getURLFromSrc(DATA_DIRECTORY) + "tdf107868.odt";
+    mxComponent = loadFromDesktop(aURL);
+    CPPUNIT_ASSERT(mxComponent.is());
+
+    uno::Reference<frame::XStorable> xStorable(mxComponent, uno::UNO_QUERY);
+    uno::Reference<view::XPrintable> xPrintable(mxComponent, uno::UNO_QUERY);
+    CPPUNIT_ASSERT(xPrintable.is());
+    uno::Sequence<beans::PropertyValue> aOptions(comphelper::InitPropertySequence(
+    {
+        {"FileName", uno::makeAny(maTempFile.GetURL())},
+        {"Wait", uno::makeAny(true)}
+    }));
+    xPrintable->print(aOptions);
+
+    // Parse the export result with pdfium.
+    SvFileStream aFile(maTempFile.GetURL(), StreamMode::READ);
+    SvMemoryStream aMemory;
+    aMemory.WriteStream(aFile);
+    DocumentHolder pPdfDocument(FPDF_LoadMemDocument(aMemory.GetData(), aMemory.GetSize(), /*password=*/nullptr));
+    if (!pPdfDocument)
+        // Printing to PDF failed in a non-interesting way, e.g. CUPS is not
+        // running, there is no printer defined, etc.
+        return;
+
+    // The document has one page.
+    CPPUNIT_ASSERT_EQUAL(1, FPDF_GetPageCount(pPdfDocument.get()));
+    PageHolder pPdfPage(FPDF_LoadPage(pPdfDocument.get(), /*page_index=*/0));
+    CPPUNIT_ASSERT(pPdfPage.get());
+
+    // Make sure there is no filled rectangle inside.
+    int nPageObjectCount = FPDFPage_CountObjects(pPdfPage.get());
+    int nWhitePathCount = 0;
+    for (int i = 0; i < nPageObjectCount; ++i)
+    {
+        FPDF_PAGEOBJECT pPdfPageObject = FPDFPage_GetObject(pPdfPage.get(), i);
+        if (FPDFPageObj_GetType(pPdfPageObject) != FPDF_PAGEOBJ_PATH)
+            continue;
+
+        unsigned int nRed = 0, nGreen = 0, nBlue = 0, nAlpha = 0;
+        FPDFPageObj_GetFillColor(pPdfPageObject, &nRed, &nGreen, &nBlue, &nAlpha);
+        if (Color(nRed, nGreen, nBlue) == COL_WHITE)
+            ++nWhitePathCount;
+    }
+
+    // This was 4, the page contained 4 white paths at problematic positions.
+    CPPUNIT_ASSERT_EQUAL(0, nWhitePathCount);
+#endif
+}
+
+void PdfExportTest::testTdf105093()
+{
+    vcl::filter::PDFDocument aDocument;
+    load("tdf105093.odp", aDocument);
+
+    // The document has one page.
+    std::vector<vcl::filter::PDFObjectElement*> aPages = aDocument.GetPages();
+    CPPUNIT_ASSERT_EQUAL(static_cast<size_t>(1), aPages.size());
+
+    // Get page annotations.
+    auto pAnnots = dynamic_cast<vcl::filter::PDFArrayElement*>(aPages[0]->Lookup("Annots"));
+    CPPUNIT_ASSERT(pAnnots);
+    CPPUNIT_ASSERT_EQUAL(static_cast<size_t>(1), pAnnots->GetElements().size());
+    auto pAnnotReference = dynamic_cast<vcl::filter::PDFReferenceElement*>(pAnnots->GetElements()[0]);
+    CPPUNIT_ASSERT(pAnnotReference);
+    vcl::filter::PDFObjectElement* pAnnot = pAnnotReference->LookupObject();
+    CPPUNIT_ASSERT(pAnnot);
+    CPPUNIT_ASSERT_EQUAL(OString("Annot"), static_cast<vcl::filter::PDFNameElement*>(pAnnot->Lookup("Type"))->GetValue());
+
+    // Get the Action -> Rendition -> MediaClip -> FileSpec.
+    auto pAction = dynamic_cast<vcl::filter::PDFDictionaryElement*>(pAnnot->Lookup("A"));
+    CPPUNIT_ASSERT(pAction);
+    auto pRendition = dynamic_cast<vcl::filter::PDFDictionaryElement*>(pAction->LookupElement("R"));
+    CPPUNIT_ASSERT(pRendition);
+    auto pMediaClip = dynamic_cast<vcl::filter::PDFDictionaryElement*>(pRendition->LookupElement("C"));
+    CPPUNIT_ASSERT(pMediaClip);
+    auto pFileSpec = dynamic_cast<vcl::filter::PDFDictionaryElement*>(pMediaClip->LookupElement("D"));
+    CPPUNIT_ASSERT(pFileSpec);
+    // Make sure the filespec refers to an embedded file.
+    // This key was missing, the embedded video was handled as a linked one.
+    CPPUNIT_ASSERT(pFileSpec->LookupElement("EF"));
+}
+
+void PdfExportTest::testTdf106206()
+{
+    // Import the bugdoc and export as PDF.
+    OUString aURL = m_directories.getURLFromSrc(DATA_DIRECTORY) + "tdf106206.odt";
+    mxComponent = loadFromDesktop(aURL);
+    CPPUNIT_ASSERT(mxComponent.is());
+
+    uno::Reference<frame::XStorable> xStorable(mxComponent, uno::UNO_QUERY);
+    utl::MediaDescriptor aMediaDescriptor;
+    aMediaDescriptor["FilterName"] <<= OUString("writer_pdf_Export");
+    xStorable->storeToURL(maTempFile.GetURL(), aMediaDescriptor.getAsConstPropertyValueList());
+
+    // Parse the export result.
+    vcl::filter::PDFDocument aDocument;
+    SvFileStream aStream(maTempFile.GetURL(), StreamMode::READ);
+    CPPUNIT_ASSERT(aDocument.Read(aStream));
+
+    // The document has one page.
+    std::vector<vcl::filter::PDFObjectElement*> aPages = aDocument.GetPages();
+    CPPUNIT_ASSERT_EQUAL(static_cast<size_t>(1), aPages.size());
+
+    // The page has a stream.
+    vcl::filter::PDFObjectElement* pContents = aPages[0]->LookupObject("Contents");
+    CPPUNIT_ASSERT(pContents);
+    vcl::filter::PDFStreamElement* pStream = pContents->GetStream();
+    CPPUNIT_ASSERT(pStream);
+    SvMemoryStream& rObjectStream = pStream->GetMemory();
+    // Uncompress it.
+    SvMemoryStream aUncompressed;
+    ZCodec aZCodec;
+    aZCodec.BeginCompression();
+    rObjectStream.Seek(0);
+    aZCodec.Decompress(rObjectStream, aUncompressed);
+    CPPUNIT_ASSERT(aZCodec.EndCompression());
+
+    // Make sure there is an image reference there.
+    OString aImage("/Im");
+    auto pStart = static_cast<const char*>(aUncompressed.GetData());
+    const char* pEnd = pStart + aUncompressed.GetSize();
+    auto it = std::search(pStart, pEnd, aImage.getStr(), aImage.getStr() + aImage.getLength());
+    CPPUNIT_ASSERT(it != pEnd);
+
+    // And also that it's not an invalid one.
+    OString aInvalidImage("/Im0");
+    it = std::search(pStart, pEnd, aInvalidImage.getStr(), aInvalidImage.getStr() + aInvalidImage.getLength());
+    // This failed, object #0 was referenced.
+    CPPUNIT_ASSERT(bool(it == pEnd));
+}
+
+void PdfExportTest::testTdf109143()
+{
+    // Import the bugdoc and export as PDF.
+    OUString aURL = m_directories.getURLFromSrc(DATA_DIRECTORY) + "tdf109143.odt";
+    mxComponent = loadFromDesktop(aURL);
+    CPPUNIT_ASSERT(mxComponent.is());
+
+    uno::Reference<frame::XStorable> xStorable(mxComponent, uno::UNO_QUERY);
+    utl::MediaDescriptor aMediaDescriptor;
+    aMediaDescriptor["FilterName"] <<= OUString("writer_pdf_Export");
+    xStorable->storeToURL(maTempFile.GetURL(), aMediaDescriptor.getAsConstPropertyValueList());
+
+    // Parse the export result.
+    vcl::filter::PDFDocument aDocument;
+    SvFileStream aStream(maTempFile.GetURL(), StreamMode::READ);
+    CPPUNIT_ASSERT(aDocument.Read(aStream));
+
+    // The document has one page.
+    std::vector<vcl::filter::PDFObjectElement*> aPages = aDocument.GetPages();
+    CPPUNIT_ASSERT_EQUAL(static_cast<size_t>(1), aPages.size());
+
+    // Get access to the only image on the only page.
+    vcl::filter::PDFObjectElement* pResources = aPages[0]->LookupObject("Resources");
+    CPPUNIT_ASSERT(pResources);
+    auto pXObjects = dynamic_cast<vcl::filter::PDFDictionaryElement*>(pResources->Lookup("XObject"));
+    CPPUNIT_ASSERT(pXObjects);
+    CPPUNIT_ASSERT_EQUAL(static_cast<size_t>(1), pXObjects->GetItems().size());
+    vcl::filter::PDFObjectElement* pXObject = pXObjects->LookupObject(pXObjects->GetItems().begin()->first);
+    CPPUNIT_ASSERT(pXObject);
+
+    // Make sure it's re-compressed.
+    auto pLength = dynamic_cast<vcl::filter::PDFNumberElement*>(pXObject->Lookup("Length"));
+    CPPUNIT_ASSERT(pLength);
+    int nLength = pLength->GetValue();
+    // This failed: cropped TIFF-in-JPEG wasn't re-compressed, so crop was
+    // lost. Size was 59416, now is 11827.
+    CPPUNIT_ASSERT(nLength < 50000);
+}
+
+void PdfExportTest::testTdf106972()
+{
+    // Import the bugdoc and export as PDF.
+    OUString aURL = m_directories.getURLFromSrc(DATA_DIRECTORY) + "tdf106972.odt";
+    mxComponent = loadFromDesktop(aURL);
+    CPPUNIT_ASSERT(mxComponent.is());
+
+    uno::Reference<frame::XStorable> xStorable(mxComponent, uno::UNO_QUERY);
+    utl::MediaDescriptor aMediaDescriptor;
+    aMediaDescriptor["FilterName"] <<= OUString("writer_pdf_Export");
+    xStorable->storeToURL(maTempFile.GetURL(), aMediaDescriptor.getAsConstPropertyValueList());
+
+    // Parse the export result.
+    vcl::filter::PDFDocument aDocument;
+    SvFileStream aStream(maTempFile.GetURL(), StreamMode::READ);
+    CPPUNIT_ASSERT(aDocument.Read(aStream));
+
+    // Get access to the only form object on the only page.
+    std::vector<vcl::filter::PDFObjectElement*> aPages = aDocument.GetPages();
+    CPPUNIT_ASSERT_EQUAL(static_cast<size_t>(1), aPages.size());
+    vcl::filter::PDFObjectElement* pResources = aPages[0]->LookupObject("Resources");
+    CPPUNIT_ASSERT(pResources);
+    auto pXObjects = dynamic_cast<vcl::filter::PDFDictionaryElement*>(pResources->Lookup("XObject"));
+    CPPUNIT_ASSERT(pXObjects);
+    CPPUNIT_ASSERT_EQUAL(static_cast<size_t>(1), pXObjects->GetItems().size());
+    vcl::filter::PDFObjectElement* pXObject = pXObjects->LookupObject(pXObjects->GetItems().begin()->first);
+    CPPUNIT_ASSERT(pXObject);
+
+    // Get access to the only image inside the form object.
+    auto pFormResources = dynamic_cast<vcl::filter::PDFDictionaryElement*>(pXObject->Lookup("Resources"));
+    CPPUNIT_ASSERT(pFormResources);
+    auto pImages = dynamic_cast<vcl::filter::PDFDictionaryElement*>(pFormResources->LookupElement("XObject"));
+    CPPUNIT_ASSERT(pImages);
+    CPPUNIT_ASSERT_EQUAL(static_cast<size_t>(1), pImages->GetItems().size());
+    vcl::filter::PDFObjectElement* pImage = pImages->LookupObject(pImages->GetItems().begin()->first);
+    CPPUNIT_ASSERT(pImage);
+
+    // Assert resources of the image.
+    auto pImageResources = dynamic_cast<vcl::filter::PDFDictionaryElement*>(pImage->Lookup("Resources"));
+    CPPUNIT_ASSERT(pImageResources);
+    // This failed: the PDF image had no Font resource.
+    CPPUNIT_ASSERT(pImageResources->LookupElement("Font"));
+}
+
+void PdfExportTest::testTdf106972Pdf17()
+{
+    // Import the bugdoc and export as PDF.
+    OUString aURL = m_directories.getURLFromSrc(DATA_DIRECTORY) + "tdf106972-pdf17.odt";
+    mxComponent = loadFromDesktop(aURL);
+    CPPUNIT_ASSERT(mxComponent.is());
+
+    uno::Reference<frame::XStorable> xStorable(mxComponent, uno::UNO_QUERY);
+    utl::MediaDescriptor aMediaDescriptor;
+    aMediaDescriptor["FilterName"] <<= OUString("writer_pdf_Export");
+    xStorable->storeToURL(maTempFile.GetURL(), aMediaDescriptor.getAsConstPropertyValueList());
+
+    // Parse the export result.
+    vcl::filter::PDFDocument aDocument;
+    SvFileStream aStream(maTempFile.GetURL(), StreamMode::READ);
+    CPPUNIT_ASSERT(aDocument.Read(aStream));
+
+    // Get access to the only image on the only page.
+    std::vector<vcl::filter::PDFObjectElement*> aPages = aDocument.GetPages();
+    CPPUNIT_ASSERT_EQUAL(static_cast<size_t>(1), aPages.size());
+    vcl::filter::PDFObjectElement* pResources = aPages[0]->LookupObject("Resources");
+    CPPUNIT_ASSERT(pResources);
+    auto pXObjects = dynamic_cast<vcl::filter::PDFDictionaryElement*>(pResources->Lookup("XObject"));
+    CPPUNIT_ASSERT(pXObjects);
+    CPPUNIT_ASSERT_EQUAL(static_cast<size_t>(1), pXObjects->GetItems().size());
+    vcl::filter::PDFObjectElement* pXObject = pXObjects->LookupObject(pXObjects->GetItems().begin()->first);
+    CPPUNIT_ASSERT(pXObject);
+
+    // Assert that we now attempt to preserve the original PDF data, even if
+    // the original input was PDF >= 1.4.
+    CPPUNIT_ASSERT(pXObject->Lookup("Resources"));
+}
+
+void PdfExportTest::testSofthyphenPos()
+{
+    // No need to run it on Windows, since it would use GDI printing, and not trigger PDF export
+    // which is the intent of the test.
+// FIXME: Why does this fail on macOS?
+#if !defined MACOSX && !defined _WIN32
+
+    // Import the bugdoc and print to PDF.
+    OUString aURL = m_directories.getURLFromSrc(DATA_DIRECTORY) + "softhyphen_pdf.odt";
+    mxComponent = loadFromDesktop(aURL);
+    CPPUNIT_ASSERT(mxComponent.is());
+
+    uno::Reference<frame::XStorable> xStorable(mxComponent, uno::UNO_QUERY);
+    uno::Reference<view::XPrintable> xPrintable(mxComponent, uno::UNO_QUERY);
+    CPPUNIT_ASSERT(xPrintable.is());
+    uno::Sequence<beans::PropertyValue> aOptions(comphelper::InitPropertySequence(
+    {
+        {"FileName", uno::makeAny(maTempFile.GetURL())},
+        {"Wait", uno::makeAny(true)}
+    }));
+    xPrintable->print(aOptions);
+
+    // Parse the export result with pdfium.
+    SvFileStream aFile(maTempFile.GetURL(), StreamMode::READ);
+    SvMemoryStream aMemory;
+    aMemory.WriteStream(aFile);
+    if (aFile.bad() || !aMemory.GetSize())
+    {
+        // Printing to PDF failed in a non-interesting way, e.g. CUPS is not
+        // running, there is no printer defined, etc.
+        return;
+    }
+    DocumentHolder pPdfDocument(FPDF_LoadMemDocument(aMemory.GetData(), aMemory.GetSize(), /*password=*/nullptr));
+    CPPUNIT_ASSERT(pPdfDocument);
+
+    // The document has one page.
+    CPPUNIT_ASSERT_EQUAL(1, FPDF_GetPageCount(pPdfDocument.get()));
+    PageHolder pPdfPage(FPDF_LoadPage(pPdfDocument.get(), /*page_index=*/0));
+    CPPUNIT_ASSERT(pPdfPage.get());
+
+    // tdf#96892 incorrect fractional part of font size caused soft-hyphen to
+    // be positioned inside preceding text (incorrect = 11.1, correct = 11.05)
+
+    // there are 3 texts currently, for line 1, soft-hyphen, line 2
+    bool haveText(false);
+
+    int nPageObjectCount = FPDFPage_CountObjects(pPdfPage.get());
+    for (int i = 0; i < nPageObjectCount; ++i)
+    {
+        FPDF_PAGEOBJECT pPdfPageObject = FPDFPage_GetObject(pPdfPage.get(), i);
+        CPPUNIT_ASSERT_EQUAL(FPDF_PAGEOBJ_TEXT, FPDFPageObj_GetType(pPdfPageObject));
+        haveText = true;
+        double const size(FPDFTextObj_GetFontSize(pPdfPageObject));
+        CPPUNIT_ASSERT_DOUBLES_EQUAL(11.05, size, 1E-06);
+    }
+
+    CPPUNIT_ASSERT(haveText);
+#endif
+}
+
+void PdfExportTest::testTdf107013()
+{
+    vcl::filter::PDFDocument aDocument;
+    load("tdf107013.odt", aDocument);
+
+    // Get access to the only image on the only page.
+    std::vector<vcl::filter::PDFObjectElement*> aPages = aDocument.GetPages();
+    CPPUNIT_ASSERT_EQUAL(static_cast<size_t>(1), aPages.size());
+    vcl::filter::PDFObjectElement* pResources = aPages[0]->LookupObject("Resources");
+    CPPUNIT_ASSERT(pResources);
+    auto pXObjects = dynamic_cast<vcl::filter::PDFDictionaryElement*>(pResources->Lookup("XObject"));
+    CPPUNIT_ASSERT(pXObjects);
+    CPPUNIT_ASSERT_EQUAL(static_cast<size_t>(1), pXObjects->GetItems().size());
+    vcl::filter::PDFObjectElement* pXObject = pXObjects->LookupObject(pXObjects->GetItems().begin()->first);
+    // This failed, the reference to the image was created, but not the image.
+    CPPUNIT_ASSERT(pXObject);
+}
+
+void PdfExportTest::testTdf107018()
+{
+    vcl::filter::PDFDocument aDocument;
+    load("tdf107018.odt", aDocument);
+
+    // Get access to the only image on the only page.
+    std::vector<vcl::filter::PDFObjectElement*> aPages = aDocument.GetPages();
+    CPPUNIT_ASSERT_EQUAL(static_cast<size_t>(1), aPages.size());
+    vcl::filter::PDFObjectElement* pResources = aPages[0]->LookupObject("Resources");
+    CPPUNIT_ASSERT(pResources);
+    auto pXObjects = dynamic_cast<vcl::filter::PDFDictionaryElement*>(pResources->Lookup("XObject"));
+    CPPUNIT_ASSERT(pXObjects);
+    CPPUNIT_ASSERT_EQUAL(static_cast<size_t>(1), pXObjects->GetItems().size());
+    vcl::filter::PDFObjectElement* pXObject = pXObjects->LookupObject(pXObjects->GetItems().begin()->first);
+    CPPUNIT_ASSERT(pXObject);
+
+    // Get access to the form object inside the image.
+    auto pXObjectResources = dynamic_cast<vcl::filter::PDFDictionaryElement*>(pXObject->Lookup("Resources"));
+    CPPUNIT_ASSERT(pXObjectResources);
+    auto pXObjectForms = dynamic_cast<vcl::filter::PDFDictionaryElement*>(pXObjectResources->LookupElement("XObject"));
+    CPPUNIT_ASSERT(pXObjectForms);
+    vcl::filter::PDFObjectElement* pForm = pXObjectForms->LookupObject(pXObjectForms->GetItems().begin()->first);
+    CPPUNIT_ASSERT(pForm);
+
+    // Get access to Resources -> Font -> F1 of the form.
+    auto pFormResources = dynamic_cast<vcl::filter::PDFDictionaryElement*>(pForm->Lookup("Resources"));
+    CPPUNIT_ASSERT(pFormResources);
+    auto pFonts = dynamic_cast<vcl::filter::PDFDictionaryElement*>(pFormResources->LookupElement("Font"));
+    CPPUNIT_ASSERT(pFonts);
+    auto pF1Ref = dynamic_cast<vcl::filter::PDFReferenceElement*>(pFonts->LookupElement("F1"));
+    CPPUNIT_ASSERT(pF1Ref);
+    vcl::filter::PDFObjectElement* pF1 = pF1Ref->LookupObject();
+    CPPUNIT_ASSERT(pF1);
+
+    // Check that Foo -> Bar of the font is of type Pages.
+    auto pFontFoo = dynamic_cast<vcl::filter::PDFDictionaryElement*>(pF1->Lookup("Foo"));
+    CPPUNIT_ASSERT(pFontFoo);
+    auto pBar = dynamic_cast<vcl::filter::PDFReferenceElement*>(pFontFoo->LookupElement("Bar"));
+    CPPUNIT_ASSERT(pBar);
+    vcl::filter::PDFObjectElement* pObject = pBar->LookupObject();
+    CPPUNIT_ASSERT(pObject);
+    auto pName = dynamic_cast<vcl::filter::PDFNameElement*>(pObject->Lookup("Type"));
+    CPPUNIT_ASSERT(pName);
+    // This was "XObject", reference in a nested dictionary wasn't updated when
+    // copying the page stream of a PDF image.
+    CPPUNIT_ASSERT_EQUAL(OString("Pages"), pName->GetValue());
+}
+
+void PdfExportTest::testTdf107089()
+{
+    vcl::filter::PDFDocument aDocument;
+    load("tdf107089.odt", aDocument);
+
+    // Get access to the only image on the only page.
+    std::vector<vcl::filter::PDFObjectElement*> aPages = aDocument.GetPages();
+    CPPUNIT_ASSERT_EQUAL(static_cast<size_t>(1), aPages.size());
+    vcl::filter::PDFObjectElement* pResources = aPages[0]->LookupObject("Resources");
+    CPPUNIT_ASSERT(pResources);
+    auto pXObjects = dynamic_cast<vcl::filter::PDFDictionaryElement*>(pResources->Lookup("XObject"));
+    CPPUNIT_ASSERT(pXObjects);
+    CPPUNIT_ASSERT_EQUAL(static_cast<size_t>(1), pXObjects->GetItems().size());
+    vcl::filter::PDFObjectElement* pXObject = pXObjects->LookupObject(pXObjects->GetItems().begin()->first);
+    CPPUNIT_ASSERT(pXObject);
+
+    // Get access to the form object inside the image.
+    auto pXObjectResources = dynamic_cast<vcl::filter::PDFDictionaryElement*>(pXObject->Lookup("Resources"));
+    CPPUNIT_ASSERT(pXObjectResources);
+    auto pXObjectForms = dynamic_cast<vcl::filter::PDFDictionaryElement*>(pXObjectResources->LookupElement("XObject"));
+    CPPUNIT_ASSERT(pXObjectForms);
+    vcl::filter::PDFObjectElement* pForm = pXObjectForms->LookupObject(pXObjectForms->GetItems().begin()->first);
+    CPPUNIT_ASSERT(pForm);
+
+    // Make sure 'Hello' is part of the form object's stream.
+    vcl::filter::PDFStreamElement* pStream = pForm->GetStream();
+    CPPUNIT_ASSERT(pStream);
+    SvMemoryStream aObjectStream;
+    ZCodec aZCodec;
+    aZCodec.BeginCompression();
+    pStream->GetMemory().Seek(0);
+    aZCodec.Decompress(pStream->GetMemory(), aObjectStream);
+    CPPUNIT_ASSERT(aZCodec.EndCompression());
+    aObjectStream.Seek(0);
+    OString aHello("Hello");
+    auto pStart = static_cast<const char*>(aObjectStream.GetData());
+    const char* pEnd = pStart + aObjectStream.GetSize();
+    auto it = std::search(pStart, pEnd, aHello.getStr(), aHello.getStr() + aHello.getLength());
+    // This failed, 'Hello' was part only a mixed compressed/uncompressed stream, i.e. garbage.
+    CPPUNIT_ASSERT(it != pEnd);
+}
+
+void PdfExportTest::testTdf99680()
+{
+    vcl::filter::PDFDocument aDocument;
+    load("tdf99680.odt", aDocument);
+
+    // The document has one page.
+    std::vector<vcl::filter::PDFObjectElement*> aPages = aDocument.GetPages();
+    CPPUNIT_ASSERT_EQUAL(static_cast<size_t>(1), aPages.size());
+
+    // The page 1 has a stream.
+    vcl::filter::PDFObjectElement* pContents = aPages[0]->LookupObject("Contents");
+    CPPUNIT_ASSERT(pContents);
+    vcl::filter::PDFStreamElement* pStream = pContents->GetStream();
+    CPPUNIT_ASSERT(pStream);
+    SvMemoryStream& rObjectStream = pStream->GetMemory();
+
+    // Uncompress it.
+    SvMemoryStream aUncompressed;
+    ZCodec aZCodec;
+    aZCodec.BeginCompression();
+    rObjectStream.Seek(0);
+    aZCodec.Decompress(rObjectStream, aUncompressed);
+    CPPUNIT_ASSERT(aZCodec.EndCompression());
+
+    // tdf#130150 See infos in task - short: tdf#99680 was not the
+    // correct fix, so empty clip regions are valid - allow again in tests
+    //      Make sure there are no empty clipping regions.
+    //      OString aEmptyRegion("0 0 m h W* n");
+    //      auto it = std::search(pStart, pEnd, aEmptyRegion.getStr(), aEmptyRegion.getStr() + aEmptyRegion.getLength());
+    //      CPPUNIT_ASSERT_EQUAL_MESSAGE("Empty clipping region detected!", it, pEnd);
+
+    // Count save graphic state (q) and restore (Q) operators
+    // and ensure their amount is equal
+    auto pStart = static_cast<const char*>(aUncompressed.GetData());
+    const char* pEnd = pStart + aUncompressed.GetSize();
+    size_t nSaveCount = std::count(pStart, pEnd, 'q');
+    size_t nRestoreCount = std::count(pStart, pEnd, 'Q');
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("Save/restore graphic state operators count mismatch!", nSaveCount, nRestoreCount);
+}
+
+void PdfExportTest::testTdf99680_2()
+{
+    vcl::filter::PDFDocument aDocument;
+    load("tdf99680-2.odt", aDocument);
+
+    // For each document page
+    std::vector<vcl::filter::PDFObjectElement*> aPages = aDocument.GetPages();
+    CPPUNIT_ASSERT_EQUAL(static_cast<size_t>(3), aPages.size());
+    for (size_t nPageNr = 0; nPageNr < aPages.size(); nPageNr++)
+    {
+        // Get page contents and stream.
+        vcl::filter::PDFObjectElement* pContents = aPages[nPageNr]->LookupObject("Contents");
+        CPPUNIT_ASSERT(pContents);
+        vcl::filter::PDFStreamElement* pStream = pContents->GetStream();
+        CPPUNIT_ASSERT(pStream);
+        SvMemoryStream& rObjectStream = pStream->GetMemory();
+
+        // Uncompress the stream.
+        SvMemoryStream aUncompressed;
+        ZCodec aZCodec;
+        aZCodec.BeginCompression();
+        rObjectStream.Seek(0);
+        aZCodec.Decompress(rObjectStream, aUncompressed);
+        CPPUNIT_ASSERT(aZCodec.EndCompression());
+
+        // tdf#130150 See infos in task - short: tdf#99680 was not the
+        // correct fix, so empty clip regions are valid - allow again in tests
+        //      Make sure there are no empty clipping regions.
+        //      OString aEmptyRegion("0 0 m h W* n");
+        //      auto it = std::search(pStart, pEnd, aEmptyRegion.getStr(), aEmptyRegion.getStr() + aEmptyRegion.getLength());
+        //      CPPUNIT_ASSERT_EQUAL_MESSAGE("Empty clipping region detected!", it, pEnd);
+
+        // Count save graphic state (q) and restore (Q) operators
+        // and ensure their amount is equal
+        auto pStart = static_cast<const char*>(aUncompressed.GetData());
+        const char* pEnd = pStart + aUncompressed.GetSize();
+        size_t nSaveCount = std::count(pStart, pEnd, 'q');
+        size_t nRestoreCount = std::count(pStart, pEnd, 'Q');
+        CPPUNIT_ASSERT_EQUAL_MESSAGE("Save/restore graphic state operators count mismatch!", nSaveCount, nRestoreCount);
+    }
+}
+
+void PdfExportTest::testTdf108963()
+{
+    // Import the bugdoc and export as PDF.
+    OUString aURL = m_directories.getURLFromSrc(DATA_DIRECTORY) + "tdf108963.odp";
+    mxComponent = loadFromDesktop(aURL);
+    CPPUNIT_ASSERT(mxComponent.is());
+
+    uno::Reference<frame::XStorable> xStorable(mxComponent, uno::UNO_QUERY);
+    utl::MediaDescriptor aMediaDescriptor;
+    aMediaDescriptor["FilterName"] <<= OUString("writer_pdf_Export");
+    xStorable->storeToURL(maTempFile.GetURL(), aMediaDescriptor.getAsConstPropertyValueList());
+
+    // Parse the export result with pdfium.
+    SvFileStream aFile(maTempFile.GetURL(), StreamMode::READ);
+    SvMemoryStream aMemory;
+    aMemory.WriteStream(aFile);
+    DocumentHolder pPdfDocument(FPDF_LoadMemDocument(aMemory.GetData(), aMemory.GetSize(), /*password=*/nullptr));
+    CPPUNIT_ASSERT(pPdfDocument.get());
+
+    // The document has one page.
+    CPPUNIT_ASSERT_EQUAL(1, FPDF_GetPageCount(pPdfDocument.get()));
+    PageHolder pPdfPage(FPDF_LoadPage(pPdfDocument.get(), /*page_index=*/0));
+    CPPUNIT_ASSERT(pPdfPage.get());
+
+    // FIXME: strangely this fails on some Win systems after a pdfium update, expected: 793.7; actual: 793
+#if !defined _WIN32
+    // Test page size (28x15.75 cm, was 1/100th mm off, tdf#112690)
+    // bad: MediaBox[0 0 793.672440944882 446.428346456693]
+    // good: MediaBox[0 0 793.700787401575 446.456692913386]
+    const double aWidth = FPDF_GetPageWidth(pPdfPage.get());
+    CPPUNIT_ASSERT_DOUBLES_EQUAL(793.7, aWidth, 0.01);
+    const double aHeight = FPDF_GetPageHeight(pPdfPage.get());
+    CPPUNIT_ASSERT_DOUBLES_EQUAL(446.46, aHeight, 0.01);
+
+    // Make sure there is a filled rectangle inside.
+    int nPageObjectCount = FPDFPage_CountObjects(pPdfPage.get());
+    int nYellowPathCount = 0;
+    for (int i = 0; i < nPageObjectCount; ++i)
+    {
+        FPDF_PAGEOBJECT pPdfPageObject = FPDFPage_GetObject(pPdfPage.get(), i);
+        if (FPDFPageObj_GetType(pPdfPageObject) != FPDF_PAGEOBJ_PATH)
+            continue;
+
+        unsigned int nRed = 0, nGreen = 0, nBlue = 0, nAlpha = 0;
+        FPDFPageObj_GetFillColor(pPdfPageObject, &nRed, &nGreen, &nBlue, &nAlpha);
+        if (Color(nRed, nGreen, nBlue) == COL_YELLOW)
+        {
+            ++nYellowPathCount;
+            // The path described a yellow rectangle, but it was not rotated.
+            int nSegments = FPDFPath_CountSegments(pPdfPageObject);
+            CPPUNIT_ASSERT_EQUAL(5, nSegments);
+            FPDF_PATHSEGMENT pSegment = FPDFPath_GetPathSegment(pPdfPageObject, 0);
+            CPPUNIT_ASSERT_EQUAL(FPDF_SEGMENT_MOVETO, FPDFPathSegment_GetType(pSegment));
+            float fX = 0;
+            float fY = 0;
+            FPDFPathSegment_GetPoint(pSegment, &fX, &fY);
+            CPPUNIT_ASSERT_EQUAL(245395, static_cast<int>(round(fX * 1000)));
+            CPPUNIT_ASSERT_EQUAL(244261, static_cast<int>(round(fY * 1000)));
+            CPPUNIT_ASSERT(!FPDFPathSegment_GetClose(pSegment));
+
+            pSegment = FPDFPath_GetPathSegment(pPdfPageObject, 1);
+            CPPUNIT_ASSERT_EQUAL(FPDF_SEGMENT_LINETO, FPDFPathSegment_GetType(pSegment));
+            FPDFPathSegment_GetPoint(pSegment, &fX, &fY);
+            CPPUNIT_ASSERT_EQUAL(275102, static_cast<int>(round(fX * 1000)));
+            CPPUNIT_ASSERT_EQUAL(267618, static_cast<int>(round(fY * 1000)));
+            CPPUNIT_ASSERT(!FPDFPathSegment_GetClose(pSegment));
+
+            pSegment = FPDFPath_GetPathSegment(pPdfPageObject, 2);
+            CPPUNIT_ASSERT_EQUAL(FPDF_SEGMENT_LINETO, FPDFPathSegment_GetType(pSegment));
+            FPDFPathSegment_GetPoint(pSegment, &fX, &fY);
+            CPPUNIT_ASSERT_EQUAL(287518, static_cast<int>(round(fX * 1000)));
+            CPPUNIT_ASSERT_EQUAL(251829, static_cast<int>(round(fY * 1000)));
+            CPPUNIT_ASSERT(!FPDFPathSegment_GetClose(pSegment));
+
+            pSegment = FPDFPath_GetPathSegment(pPdfPageObject, 3);
+            CPPUNIT_ASSERT_EQUAL(FPDF_SEGMENT_LINETO, FPDFPathSegment_GetType(pSegment));
+            FPDFPathSegment_GetPoint(pSegment, &fX, &fY);
+            CPPUNIT_ASSERT_EQUAL(257839, static_cast<int>(round(fX * 1000)));
+            CPPUNIT_ASSERT_EQUAL(228472, static_cast<int>(round(fY * 1000)));
+            CPPUNIT_ASSERT(!FPDFPathSegment_GetClose(pSegment));
+
+            pSegment = FPDFPath_GetPathSegment(pPdfPageObject, 4);
+            CPPUNIT_ASSERT_EQUAL(FPDF_SEGMENT_LINETO, FPDFPathSegment_GetType(pSegment));
+            FPDFPathSegment_GetPoint(pSegment, &fX, &fY);
+            CPPUNIT_ASSERT_EQUAL(245395, static_cast<int>(round(fX * 1000)));
+            CPPUNIT_ASSERT_EQUAL(244261, static_cast<int>(round(fY * 1000)));
+            CPPUNIT_ASSERT(FPDFPathSegment_GetClose(pSegment));
+        }
+    }
+
+    CPPUNIT_ASSERT_EQUAL(1, nYellowPathCount);
+#endif
+}
+
+void PdfExportTest::testTdf118244_radioButtonGroup()
+{
+    vcl::filter::PDFDocument aDocument;
+    load("tdf118244_radioButtonGroup.odt", aDocument);
+
+    // The document has one page.
+    std::vector<vcl::filter::PDFObjectElement*> aPages = aDocument.GetPages();
+    CPPUNIT_ASSERT_EQUAL(static_cast<size_t>(1), aPages.size());
+
+    // There are eight radio buttons.
+    auto pAnnots = dynamic_cast<vcl::filter::PDFArrayElement*>(aPages[0]->Lookup("Annots"));
+    CPPUNIT_ASSERT(pAnnots);
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("# of radio buttons",static_cast<size_t>(8), pAnnots->GetElements().size());
+
+    sal_uInt32 nRadioGroups = 0;
+    for ( const auto& aElement : aDocument.GetElements() )
+    {
+        auto pObject = dynamic_cast<vcl::filter::PDFObjectElement*>(aElement.get());
+        if ( !pObject )
+            continue;
+        auto pType = dynamic_cast<vcl::filter::PDFNameElement*>(pObject->Lookup("FT"));
+        if ( pType && pType->GetValue() == "Btn" )
+        {
+            auto pKids = dynamic_cast<vcl::filter::PDFArrayElement*>(pObject->Lookup("Kids"));
+            if ( pKids )
+            {
+                size_t expectedSize = 2;
+                ++nRadioGroups;
+                if ( nRadioGroups == 3 )
+                    expectedSize = 3;
+                CPPUNIT_ASSERT_EQUAL(expectedSize, pKids->GetElements().size());
+            }
+        }
+    }
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("# of radio groups", sal_uInt32(3), nRadioGroups);
+}
+
+// This requires Carlito font, if it is missing the test will most likely
+// fail.
+void PdfExportTest::testTdf115117_1()
+{
+#if HAVE_MORE_FONTS
+    vcl::filter::PDFDocument aDocument;
+    load("tdf115117-1.odt", aDocument);
+
+    vcl::filter::PDFObjectElement* pToUnicode = nullptr;
+
+    // Get access to ToUnicode of the first font
+    for (const auto& aElement : aDocument.GetElements())
+    {
+        auto pObject = dynamic_cast<vcl::filter::PDFObjectElement*>(aElement.get());
+        if (!pObject)
+            continue;
+        auto pType = dynamic_cast<vcl::filter::PDFNameElement*>(pObject->Lookup("Type"));
+        if (pType && pType->GetValue() == "Font")
+        {
+            auto pToUnicodeRef = dynamic_cast<vcl::filter::PDFReferenceElement*>(pObject->Lookup("ToUnicode"));
+            CPPUNIT_ASSERT(pToUnicodeRef);
+            pToUnicode = pToUnicodeRef->LookupObject();
+            break;
+        }
+    }
+
+    CPPUNIT_ASSERT(pToUnicode);
+    auto pStream = pToUnicode->GetStream();
+    CPPUNIT_ASSERT(pStream);
+    SvMemoryStream aObjectStream;
+    ZCodec aZCodec;
+    aZCodec.BeginCompression();
+    pStream->GetMemory().Seek(0);
+    aZCodec.Decompress(pStream->GetMemory(), aObjectStream);
+    CPPUNIT_ASSERT(aZCodec.EndCompression());
+    aObjectStream.Seek(0);
+    // The first values, <01> <02> etc., are glyph ids, they might change order
+    // if we changed how font subsets are created.
+    // The second values, <00740069> etc., are Unicode code points in hex,
+    // <00740069> is U+0074 and U+0069 i.e. "ti" which is a ligature in
+    // Carlito/Calibri. This test is failing if any of the second values
+    // changed which means we are not detecting ligatures and writing CMAP
+    // entries for them correctly. If glyph order in the subset changes then
+    // the order here will changes and the PDF has to be carefully inspected to
+    // ensure that the new values are correct before updating the string below.
+    OString aCmap("9 beginbfchar\n"
+                  "<01> <00740069>\n"
+                  "<02> <0020>\n"
+                  "<03> <0074>\n"
+                  "<04> <0065>\n"
+                  "<05> <0073>\n"
+                  "<06> <00660069>\n"
+                  "<07> <0066006C>\n"
+                  "<08> <006600660069>\n"
+                  "<09> <00660066006C>\n"
+                  "endbfchar");
+    auto pStart = static_cast<const char*>(aObjectStream.GetData());
+    const char* pEnd = pStart + aObjectStream.GetSize();
+    auto it = std::search(pStart, pEnd, aCmap.getStr(), aCmap.getStr() + aCmap.getLength());
+    CPPUNIT_ASSERT(it != pEnd);
+#endif
+}
+
+// This requires DejaVu Sans font, if it is missing the test will most likely
+// fail.
+void PdfExportTest::testTdf115117_2()
+{
+#if HAVE_MORE_FONTS
+    // See the comments in testTdf115117_1() for explanation.
+
+    vcl::filter::PDFDocument aDocument;
+    load("tdf115117-2.odt", aDocument);
+
+    vcl::filter::PDFObjectElement* pToUnicode = nullptr;
+
+    for (const auto& aElement : aDocument.GetElements())
+    {
+        auto pObject = dynamic_cast<vcl::filter::PDFObjectElement*>(aElement.get());
+        if (!pObject)
+            continue;
+        auto pType = dynamic_cast<vcl::filter::PDFNameElement*>(pObject->Lookup("Type"));
+        if (pType && pType->GetValue() == "Font")
+        {
+            auto pToUnicodeRef = dynamic_cast<vcl::filter::PDFReferenceElement*>(pObject->Lookup("ToUnicode"));
+            CPPUNIT_ASSERT(pToUnicodeRef);
+            pToUnicode = pToUnicodeRef->LookupObject();
+            break;
+        }
+    }
+
+    CPPUNIT_ASSERT(pToUnicode);
+    auto pStream = pToUnicode->GetStream();
+    CPPUNIT_ASSERT(pStream);
+    SvMemoryStream aObjectStream;
+    ZCodec aZCodec;
+    aZCodec.BeginCompression();
+    pStream->GetMemory().Seek(0);
+    aZCodec.Decompress(pStream->GetMemory(), aObjectStream);
+    CPPUNIT_ASSERT(aZCodec.EndCompression());
+    aObjectStream.Seek(0);
+    OString aCmap("7 beginbfchar\n"
+                  "<01> <06440627>\n"
+                  "<02> <0020>\n"
+                  "<03> <0641>\n"
+                  "<04> <0642>\n"
+                  "<05> <0648>\n"
+                  "<06> <06440627>\n"
+                  "<07> <0628>\n"
+                  "endbfchar");
+    auto pStart = static_cast<const char*>(aObjectStream.GetData());
+    const char* pEnd = pStart + aObjectStream.GetSize();
+    auto it = std::search(pStart, pEnd, aCmap.getStr(), aCmap.getStr() + aCmap.getLength());
+    CPPUNIT_ASSERT(it != pEnd);
+#endif
+}
+
+void PdfExportTest::testTdf115117_1a()
+{
+#if HAVE_MORE_FONTS
+    // Import the bugdoc and export as PDF.
+    OUString aURL = m_directories.getURLFromSrc(DATA_DIRECTORY) + "tdf115117-1.odt";
+    mxComponent = loadFromDesktop(aURL);
+    CPPUNIT_ASSERT(mxComponent.is());
+
+    uno::Reference<frame::XStorable> xStorable(mxComponent, uno::UNO_QUERY);
+    utl::MediaDescriptor aMediaDescriptor;
+    aMediaDescriptor["FilterName"] <<= OUString("writer_pdf_Export");
+    xStorable->storeToURL(maTempFile.GetURL(), aMediaDescriptor.getAsConstPropertyValueList());
+
+    // Parse the export result with pdfium.
+    SvFileStream aFile(maTempFile.GetURL(), StreamMode::READ);
+    SvMemoryStream aMemory;
+    aMemory.WriteStream(aFile);
+    DocumentHolder pPdfDocument(FPDF_LoadMemDocument(aMemory.GetData(), aMemory.GetSize(), /*password=*/nullptr));
+    CPPUNIT_ASSERT(pPdfDocument.get());
+
+    // The document has one page.
+    CPPUNIT_ASSERT_EQUAL(1, FPDF_GetPageCount(pPdfDocument.get()));
+    PageHolder pPdfPage(FPDF_LoadPage(pPdfDocument.get(), /*page_index=*/0));
+    CPPUNIT_ASSERT(pPdfPage.get());
+
+    auto pPdfTextPage = FPDFText_LoadPage(pPdfPage.get());
+    CPPUNIT_ASSERT(pPdfTextPage);
+
+    // Extract the text from the page. This pdfium API is a bit higher level
+    // than we want and might apply heuristic that give false positive, but it
+    // is a good approximation in addition to the check in testTdf115117_1().
+    int nChars = FPDFText_CountChars(pPdfTextPage);
+    CPPUNIT_ASSERT_EQUAL(44, nChars);
+
+    OUString aExpectedText = "ti ti test ti\r\nti test fi fl ffi ffl test fi";
+    std::vector<sal_uInt32> aChars(nChars);
+    for (int i = 0; i < nChars; i++)
+        aChars[i] = FPDFText_GetUnicode(pPdfTextPage, i);
+    OUString aActualText(aChars.data(), aChars.size());
+    CPPUNIT_ASSERT_EQUAL(aExpectedText, aActualText);
+
+    FPDFText_ClosePage(pPdfTextPage);
+#endif
+}
+
+void PdfExportTest::testTdf115117_2a()
+{
+#if HAVE_MORE_FONTS
+    // See the comments in testTdf115117_1a() for explanation.
+
+    // Import the bugdoc and export as PDF.
+    OUString aURL = m_directories.getURLFromSrc(DATA_DIRECTORY) + "tdf115117-2.odt";
+    mxComponent = loadFromDesktop(aURL);
+    CPPUNIT_ASSERT(mxComponent.is());
+
+    uno::Reference<frame::XStorable> xStorable(mxComponent, uno::UNO_QUERY);
+    utl::MediaDescriptor aMediaDescriptor;
+    aMediaDescriptor["FilterName"] <<= OUString("writer_pdf_Export");
+    xStorable->storeToURL(maTempFile.GetURL(), aMediaDescriptor.getAsConstPropertyValueList());
+
+    // Parse the export result with pdfium.
+    SvFileStream aFile(maTempFile.GetURL(), StreamMode::READ);
+    SvMemoryStream aMemory;
+    aMemory.WriteStream(aFile);
+    DocumentHolder pPdfDocument(FPDF_LoadMemDocument(aMemory.GetData(), aMemory.GetSize(), /*password=*/nullptr));
+    CPPUNIT_ASSERT(pPdfDocument.get());
+
+    // The document has one page.
+    CPPUNIT_ASSERT_EQUAL(1, FPDF_GetPageCount(pPdfDocument.get()));
+    PageHolder pPdfPage(FPDF_LoadPage(pPdfDocument.get(), /*page_index=*/0));
+    CPPUNIT_ASSERT(pPdfPage.get());
+
+    auto pPdfTextPage = FPDFText_LoadPage(pPdfPage.get());
+    CPPUNIT_ASSERT(pPdfTextPage);
+
+    int nChars = FPDFText_CountChars(pPdfTextPage);
+    CPPUNIT_ASSERT_EQUAL(13, nChars);
+
+    OUString aExpectedText = u"\u0627\u0644 \u0628\u0627\u0644 \u0648\u0642\u0641 \u0627\u0644";
+    std::vector<sal_uInt32> aChars(nChars);
+    for (int i = 0; i < nChars; i++)
+        aChars[i] = FPDFText_GetUnicode(pPdfTextPage, i);
+    OUString aActualText(aChars.data(), aChars.size());
+    CPPUNIT_ASSERT_EQUAL(aExpectedText, aActualText);
+
+    FPDFText_ClosePage(pPdfTextPage);
+#endif
+}
+
+void PdfExportTest::testTdf66597_1()
+{
+#if HAVE_MORE_FONTS
+    // This requires Amiri font, if it is missing the test will fail.
+    vcl::filter::PDFDocument aDocument;
+    load("tdf66597-1.odt", aDocument);
+
+    {
+        // Get access to ToUnicode of the first font
+        vcl::filter::PDFObjectElement* pToUnicode = nullptr;
+        for (const auto& aElement : aDocument.GetElements())
+        {
+            auto pObject = dynamic_cast<vcl::filter::PDFObjectElement*>(aElement.get());
+            if (!pObject)
+                continue;
+            auto pType = dynamic_cast<vcl::filter::PDFNameElement*>(pObject->Lookup("Type"));
+            if (pType && pType->GetValue() == "Font")
+            {
+                auto pName = dynamic_cast<vcl::filter::PDFNameElement*>(pObject->Lookup("BaseFont"));
+                auto aName = pName->GetValue().copy(7); // skip the subset id
+                CPPUNIT_ASSERT_EQUAL_MESSAGE("Unexpected font name", OString("Amiri-Regular"), aName);
+
+                auto pToUnicodeRef = dynamic_cast<vcl::filter::PDFReferenceElement*>(pObject->Lookup("ToUnicode"));
+                CPPUNIT_ASSERT(pToUnicodeRef);
+                pToUnicode = pToUnicodeRef->LookupObject();
+                break;
+            }
+        }
+
+        CPPUNIT_ASSERT(pToUnicode);
+        auto pStream = pToUnicode->GetStream();
+        CPPUNIT_ASSERT(pStream);
+        SvMemoryStream aObjectStream;
+        ZCodec aZCodec;
+        aZCodec.BeginCompression();
+        pStream->GetMemory().Seek(0);
+        aZCodec.Decompress(pStream->GetMemory(), aObjectStream);
+        CPPUNIT_ASSERT(aZCodec.EndCompression());
+        aObjectStream.Seek(0);
+        // The <01> is glyph id, <0020> is code point.
+        // The document has three characters <space><nbspace><space>, but the font
+        // reuses the same glyph for space and nbspace so we should have a single
+        // CMAP entry for the space, and nbspace will be handled with ActualText
+        // (tested above).
+        std::string aCmap("1 beginbfchar\n"
+                          "<01> <0020>\n"
+                          "endbfchar");
+        std::string aData(static_cast<const char*>(aObjectStream.GetData()), aObjectStream.GetSize());
+        auto nPos = aData.find(aCmap);
+        CPPUNIT_ASSERT(nPos != std::string::npos);
+    }
+
+    {
+        auto aPages = aDocument.GetPages();
+        CPPUNIT_ASSERT_EQUAL(static_cast<size_t>(1), aPages.size());
+        // Get page contents and stream.
+        auto pContents = aPages[0]->LookupObject("Contents");
+        CPPUNIT_ASSERT(pContents);
+        auto pStream = pContents->GetStream();
+        CPPUNIT_ASSERT(pStream);
+        auto& rObjectStream = pStream->GetMemory();
+
+        // Uncompress the stream.
+        SvMemoryStream aUncompressed;
+        ZCodec aZCodec;
+        aZCodec.BeginCompression();
+        rObjectStream.Seek(0);
+        aZCodec.Decompress(rObjectStream, aUncompressed);
+        CPPUNIT_ASSERT(aZCodec.EndCompression());
+
+        // Make sure the expected ActualText is present.
+        std::string aData(static_cast<const char*>(aUncompressed.GetData()), aUncompressed.GetSize());
+
+        std::string aActualText("/Span<</ActualText<");
+        size_t nCount = 0;
+        size_t nPos = 0;
+        while ((nPos = aData.find(aActualText, nPos)) != std::string::npos)
+        {
+            nCount++;
+            nPos += aActualText.length();
+        }
+        CPPUNIT_ASSERT_EQUAL_MESSAGE("The should be one ActualText entry!", static_cast<size_t>(1), nCount);
+
+        aActualText = "/Span<</ActualText<FEFF00A0>>>";
+        nPos = aData.find(aActualText);
+        CPPUNIT_ASSERT_MESSAGE("ActualText not found!", nPos != std::string::npos);
+    }
+#endif
+}
+
+// This requires Reem Kufi font, if it is missing the test will fail.
+void PdfExportTest::testTdf66597_2()
+{
+#if HAVE_MORE_FONTS
+    vcl::filter::PDFDocument aDocument;
+    load("tdf66597-2.odt", aDocument);
+
+    {
+        // Get access to ToUnicode of the first font
+        vcl::filter::PDFObjectElement* pToUnicode = nullptr;
+        for (const auto& aElement : aDocument.GetElements())
+        {
+            auto pObject = dynamic_cast<vcl::filter::PDFObjectElement*>(aElement.get());
+            if (!pObject)
+                continue;
+            auto pType = dynamic_cast<vcl::filter::PDFNameElement*>(pObject->Lookup("Type"));
+            if (pType && pType->GetValue() == "Font")
+            {
+                auto pName = dynamic_cast<vcl::filter::PDFNameElement*>(pObject->Lookup("BaseFont"));
+                auto aName = pName->GetValue().copy(7); // skip the subset id
+                CPPUNIT_ASSERT_EQUAL_MESSAGE("Unexpected font name", OString("ReemKufi-Regular"), aName);
+
+                auto pToUnicodeRef = dynamic_cast<vcl::filter::PDFReferenceElement*>(pObject->Lookup("ToUnicode"));
+                CPPUNIT_ASSERT(pToUnicodeRef);
+                pToUnicode = pToUnicodeRef->LookupObject();
+                break;
+            }
+        }
+
+        CPPUNIT_ASSERT(pToUnicode);
+        auto pStream = pToUnicode->GetStream();
+        CPPUNIT_ASSERT(pStream);
+        SvMemoryStream aObjectStream;
+        ZCodec aZCodec;
+        aZCodec.BeginCompression();
+        pStream->GetMemory().Seek(0);
+        aZCodec.Decompress(pStream->GetMemory(), aObjectStream);
+        CPPUNIT_ASSERT(aZCodec.EndCompression());
+        aObjectStream.Seek(0);
+        std::string aCmap("8 beginbfchar\n"
+                          "<02> <0632>\n"
+                          "<03> <0020>\n"
+                          "<04> <0648>\n"
+                          "<05> <0647>\n"
+                          "<06> <062F>\n"
+                          "<08> <062C>\n"
+                          "<09> <0628>\n"
+                          "<0B> <0623>\n"
+                          "endbfchar");
+        std::string aData(static_cast<const char*>(aObjectStream.GetData()), aObjectStream.GetSize());
+        auto nPos = aData.find(aCmap);
+        CPPUNIT_ASSERT(nPos != std::string::npos);
+    }
+
+    {
+        auto aPages = aDocument.GetPages();
+        CPPUNIT_ASSERT_EQUAL(static_cast<size_t>(1), aPages.size());
+        // Get page contents and stream.
+        auto pContents = aPages[0]->LookupObject("Contents");
+        CPPUNIT_ASSERT(pContents);
+        auto pStream = pContents->GetStream();
+        CPPUNIT_ASSERT(pStream);
+        auto& rObjectStream = pStream->GetMemory();
+
+        // Uncompress the stream.
+        SvMemoryStream aUncompressed;
+        ZCodec aZCodec;
+        aZCodec.BeginCompression();
+        rObjectStream.Seek(0);
+        aZCodec.Decompress(rObjectStream, aUncompressed);
+        CPPUNIT_ASSERT(aZCodec.EndCompression());
+
+        // Make sure the expected ActualText is present.
+        std::string aData(static_cast<const char*>(aUncompressed.GetData()), aUncompressed.GetSize());
+
+        std::vector<std::string> aCodes({ "0632", "062C", "0628", "0623" });
+        std::string aActualText("/Span<</ActualText<");
+        size_t nCount = 0;
+        size_t nPos = 0;
+        while ((nPos = aData.find(aActualText, nPos)) != std::string::npos)
+        {
+            nCount++;
+            nPos += aActualText.length();
+        }
+        CPPUNIT_ASSERT_EQUAL_MESSAGE("Number of ActualText entries does not match!", aCodes.size(), nCount);
+
+        for (const auto& aCode : aCodes)
+        {
+            aActualText = "/Span<</ActualText<FEFF" + aCode + ">>>";
+            nPos = aData.find(aActualText);
+            CPPUNIT_ASSERT_MESSAGE("ActualText not found for " + aCode, nPos != std::string::npos);
+        }
+    }
+#endif
+}
+
+// This requires Gentium Basic font, if it is missing the test will fail.
+void PdfExportTest::testTdf66597_3()
+{
+#if HAVE_MORE_FONTS
+    vcl::filter::PDFDocument aDocument;
+    load("tdf66597-3.odt", aDocument);
+
+    {
+        // Get access to ToUnicode of the first font
+        vcl::filter::PDFObjectElement* pToUnicode = nullptr;
+        for (const auto& aElement : aDocument.GetElements())
+        {
+            auto pObject = dynamic_cast<vcl::filter::PDFObjectElement*>(aElement.get());
+            if (!pObject)
+                continue;
+            auto pType = dynamic_cast<vcl::filter::PDFNameElement*>(pObject->Lookup("Type"));
+            if (pType && pType->GetValue() == "Font")
+            {
+                auto pName = dynamic_cast<vcl::filter::PDFNameElement*>(pObject->Lookup("BaseFont"));
+                auto aName = pName->GetValue().copy(7); // skip the subset id
+                CPPUNIT_ASSERT_EQUAL_MESSAGE("Unexpected font name", OString("GentiumBasic"), aName);
+
+                auto pToUnicodeRef = dynamic_cast<vcl::filter::PDFReferenceElement*>(pObject->Lookup("ToUnicode"));
+                CPPUNIT_ASSERT(pToUnicodeRef);
+                pToUnicode = pToUnicodeRef->LookupObject();
+                break;
+            }
+        }
+
+        CPPUNIT_ASSERT(pToUnicode);
+        auto pStream = pToUnicode->GetStream();
+        CPPUNIT_ASSERT(pStream);
+        SvMemoryStream aObjectStream;
+        ZCodec aZCodec;
+        aZCodec.BeginCompression();
+        pStream->GetMemory().Seek(0);
+        aZCodec.Decompress(pStream->GetMemory(), aObjectStream);
+        CPPUNIT_ASSERT(aZCodec.EndCompression());
+        aObjectStream.Seek(0);
+        std::string aCmap("2 beginbfchar\n"
+                          "<01> <1ECB0331030B>\n"
+                          "<05> <0020>\n"
+                          "endbfchar");
+        std::string aData(static_cast<const char*>(aObjectStream.GetData()), aObjectStream.GetSize());
+        auto nPos = aData.find(aCmap);
+        CPPUNIT_ASSERT(nPos != std::string::npos);
+    }
+
+    {
+        auto aPages = aDocument.GetPages();
+        CPPUNIT_ASSERT_EQUAL(static_cast<size_t>(1), aPages.size());
+        // Get page contents and stream.
+        auto pContents = aPages[0]->LookupObject("Contents");
+        CPPUNIT_ASSERT(pContents);
+        auto pStream = pContents->GetStream();
+        CPPUNIT_ASSERT(pStream);
+        auto& rObjectStream = pStream->GetMemory();
+
+        // Uncompress the stream.
+        SvMemoryStream aUncompressed;
+        ZCodec aZCodec;
+        aZCodec.BeginCompression();
+        rObjectStream.Seek(0);
+        aZCodec.Decompress(rObjectStream, aUncompressed);
+        CPPUNIT_ASSERT(aZCodec.EndCompression());
+
+        // Make sure the expected ActualText is present.
+        std::string aData(static_cast<const char*>(aUncompressed.GetData()), aUncompressed.GetSize());
+
+        std::string aActualText("/Span<</ActualText<FEFF1ECB0331030B>>>");
+        size_t nCount = 0;
+        size_t nPos = 0;
+        while ((nPos = aData.find(aActualText, nPos)) != std::string::npos)
+        {
+            nCount++;
+            nPos += aActualText.length();
+        }
+        CPPUNIT_ASSERT_EQUAL_MESSAGE("Number of ActualText entries does not match!", static_cast<size_t>(4), nCount);
+    }
+#endif
+}
+
+void PdfExportTest::testTdf105954()
+{
+    // Import the bugdoc and export as PDF.
+    OUString aURL = m_directories.getURLFromSrc(DATA_DIRECTORY) + "tdf105954.odt";
+    mxComponent = loadFromDesktop(aURL);
+    CPPUNIT_ASSERT(mxComponent.is());
+
+    uno::Reference<frame::XStorable> xStorable(mxComponent, uno::UNO_QUERY);
+    utl::MediaDescriptor aMediaDescriptor;
+    aMediaDescriptor["FilterName"] <<= OUString("writer_pdf_Export");
+    uno::Sequence<beans::PropertyValue> aFilterData(comphelper::InitPropertySequence(
+        { { "ReduceImageResolution", uno::Any(true) },
+          { "MaxImageResolution", uno::Any(static_cast<sal_Int32>(300)) } }));
+    aMediaDescriptor["FilterData"] <<= aFilterData;
+    xStorable->storeToURL(maTempFile.GetURL(), aMediaDescriptor.getAsConstPropertyValueList());
+
+    // Parse the export result with pdfium.
+    SvFileStream aFile(maTempFile.GetURL(), StreamMode::READ);
+    SvMemoryStream aMemory;
+    aMemory.WriteStream(aFile);
+    DocumentHolder pPdfDocument(
+        FPDF_LoadMemDocument(aMemory.GetData(), aMemory.GetSize(), /*password=*/nullptr));
+    CPPUNIT_ASSERT(pPdfDocument.get());
+
+    // The document has one page.
+    CPPUNIT_ASSERT_EQUAL(1, FPDF_GetPageCount(pPdfDocument.get()));
+    PageHolder pPdfPage(FPDF_LoadPage(pPdfDocument.get(), /*page_index=*/0));
+    CPPUNIT_ASSERT(pPdfPage.get());
+
+    // There is a single image on the page.
+    int nPageObjectCount = FPDFPage_CountObjects(pPdfPage.get());
+    CPPUNIT_ASSERT_EQUAL(1, nPageObjectCount);
+
+    // Check width of the image.
+    FPDF_PAGEOBJECT pPageObject = FPDFPage_GetObject(pPdfPage.get(), /*index=*/0);
+    FPDF_IMAGEOBJ_METADATA aMeta;
+    CPPUNIT_ASSERT(FPDFImageObj_GetImageMetadata(pPageObject, pPdfPage.get(), &aMeta));
+    // This was 2000, i.e. the 'reduce to 300 DPI' request was ignored.
+    // This is now around 238 (228 on macOS).
+    CPPUNIT_ASSERT_LESS(static_cast<unsigned int>(250), aMeta.width);
+}
+
+void PdfExportTest::testTdf128630()
+{
+    // Import the bugdoc and export as PDF.
+    OUString aURL = m_directories.getURLFromSrc(DATA_DIRECTORY) + "tdf128630.odp";
+    utl::MediaDescriptor aMediaDescriptor;
+    aMediaDescriptor["FilterName"] <<= OUString("impress_pdf_Export");
+    DocumentHolder pPdfDocument = exportAndParse(aURL, aMediaDescriptor);
+
+    // The document has one page.
+    CPPUNIT_ASSERT_EQUAL(1, FPDF_GetPageCount(pPdfDocument.get()));
+
+    // Assert the aspect ratio of the only bitmap on the page.
+    PageHolder pPdfPage(FPDF_LoadPage(pPdfDocument.get(), /*page_index=*/0));
+    CPPUNIT_ASSERT(pPdfPage.get());
+    int nPageObjectCount = FPDFPage_CountObjects(pPdfPage.get());
+    for (int i = 0; i < nPageObjectCount; ++i)
+    {
+        FPDF_PAGEOBJECT pPageObject = FPDFPage_GetObject(pPdfPage.get(), i);
+        if (FPDFPageObj_GetType(pPageObject) != FPDF_PAGEOBJ_IMAGE)
+            continue;
+
+        FPDF_BITMAP pBitmap = FPDFImageObj_GetBitmap(pPageObject);
+        CPPUNIT_ASSERT(pBitmap);
+        int nWidth = FPDFBitmap_GetWidth(pBitmap);
+        int nHeight = FPDFBitmap_GetHeight(pBitmap);
+        FPDFBitmap_Destroy(pBitmap);
+        // Without the accompanying fix in place, this test would have failed with:
+        // assertion failed
+        // - Expression: nWidth != nHeight
+        // i.e. the bitmap lost its custom aspect ratio during export.
+        CPPUNIT_ASSERT(nWidth != nHeight);
+    }
+}
+
+void PdfExportTest::testTdf106702()
+{
+    // Import the bugdoc and export as PDF.
+    OUString aURL = m_directories.getURLFromSrc(DATA_DIRECTORY) + "tdf106702.odt";
+    utl::MediaDescriptor aMediaDescriptor;
+    aMediaDescriptor["FilterName"] <<= OUString("writer_pdf_Export");
+    auto pPdfDocument = exportAndParse(aURL, aMediaDescriptor);
+
+    // The document has two pages.
+    CPPUNIT_ASSERT_EQUAL(2, FPDF_GetPageCount(pPdfDocument.get()));
+
+    // First page already has the correct image position.
+    PageHolder pPdfPage(FPDF_LoadPage(pPdfDocument.get(), /*page_index=*/0));
+    CPPUNIT_ASSERT(pPdfPage.get());
+    int nExpected = 0;
+    int nPageObjectCount = FPDFPage_CountObjects(pPdfPage.get());
+    for (int i = 0; i < nPageObjectCount; ++i)
+    {
+        FPDF_PAGEOBJECT pPageObject = FPDFPage_GetObject(pPdfPage.get(), i);
+        if (FPDFPageObj_GetType(pPageObject) != FPDF_PAGEOBJ_IMAGE)
+            continue;
+
+        float fLeft = 0, fBottom = 0, fRight = 0, fTop = 0;
+        FPDFPageObj_GetBounds(pPageObject, &fLeft, &fBottom, &fRight, &fTop);
+        nExpected = fTop;
+        break;
+    }
+
+    // Second page had an incorrect image position.
+    pPdfPage.reset(FPDF_LoadPage(pPdfDocument.get(), /*page_index=*/1));
+    CPPUNIT_ASSERT(pPdfPage.get());
+    int nActual = 0;
+    nPageObjectCount = FPDFPage_CountObjects(pPdfPage.get());
+    for (int i = 0; i < nPageObjectCount; ++i)
+    {
+        FPDF_PAGEOBJECT pPageObject = FPDFPage_GetObject(pPdfPage.get(), i);
+        if (FPDFPageObj_GetType(pPageObject) != FPDF_PAGEOBJ_IMAGE)
+            continue;
+
+        float fLeft = 0, fBottom = 0, fRight = 0, fTop = 0;
+        FPDFPageObj_GetBounds(pPageObject, &fLeft, &fBottom, &fRight, &fTop);
+        nActual = fTop;
+        break;
+    }
+
+    // This failed, vertical pos is 818 points, was 1674 (outside visible page
+    // bounds).
+    CPPUNIT_ASSERT_EQUAL(nExpected, nActual);
+}
+
+void PdfExportTest::testTdf113143()
+{
+    OUString aURL = m_directories.getURLFromSrc(DATA_DIRECTORY) + "tdf113143.odp";
+    utl::MediaDescriptor aMediaDescriptor;
+    aMediaDescriptor["FilterName"] <<= OUString("impress_pdf_Export");
+    uno::Sequence<beans::PropertyValue> aFilterData(comphelper::InitPropertySequence({
+        { "ExportNotesPages", uno::Any(true) },
+        // ReduceImageResolution is on by default and that hides the bug we
+        // want to test.
+        { "ReduceImageResolution", uno::Any(false) },
+        // Set a custom PDF version.
+        { "SelectPdfVersion", uno::makeAny(static_cast<sal_Int32>(16)) },
+    }));
+    aMediaDescriptor["FilterData"] <<= aFilterData;
+    auto pPdfDocument = exportAndParse(aURL, aMediaDescriptor);
+
+    // The document has two pages.
+    CPPUNIT_ASSERT_EQUAL(2, FPDF_GetPageCount(pPdfDocument.get()));
+
+    // First has the original (larger) image.
+    PageHolder pPdfPage(FPDF_LoadPage(pPdfDocument.get(), /*page_index=*/0));
+    CPPUNIT_ASSERT(pPdfPage.get());
+    int nLarger = 0;
+    int nPageObjectCount = FPDFPage_CountObjects(pPdfPage.get());
+    for (int i = 0; i < nPageObjectCount; ++i)
+    {
+        FPDF_PAGEOBJECT pPageObject = FPDFPage_GetObject(pPdfPage.get(), i);
+        if (FPDFPageObj_GetType(pPageObject) != FPDF_PAGEOBJ_IMAGE)
+            continue;
+
+        float fLeft = 0, fBottom = 0, fRight = 0, fTop = 0;
+        FPDFPageObj_GetBounds(pPageObject, &fLeft, &fBottom, &fRight, &fTop);
+        nLarger = fRight - fLeft;
+        break;
+    }
+
+    // Second page has the scaled (smaller) image.
+    pPdfPage.reset(FPDF_LoadPage(pPdfDocument.get(), /*page_index=*/1));
+    CPPUNIT_ASSERT(pPdfPage.get());
+    int nSmaller = 0;
+    nPageObjectCount = FPDFPage_CountObjects(pPdfPage.get());
+    for (int i = 0; i < nPageObjectCount; ++i)
+    {
+        FPDF_PAGEOBJECT pPageObject = FPDFPage_GetObject(pPdfPage.get(), i);
+        if (FPDFPageObj_GetType(pPageObject) != FPDF_PAGEOBJ_IMAGE)
+            continue;
+
+        float fLeft = 0, fBottom = 0, fRight = 0, fTop = 0;
+        FPDFPageObj_GetBounds(pPageObject, &fLeft, &fBottom, &fRight, &fTop);
+        nSmaller = fRight - fLeft;
+        break;
+    }
+
+    // This failed, both were 319, now nSmaller is 169.
+    CPPUNIT_ASSERT_LESS(nLarger, nSmaller);
+
+    // The following check used to fail in the past, header was "%PDF-1.5":
+    maMemory.Seek(0);
+    OString aExpectedHeader("%PDF-1.6");
+    OString aHeader(read_uInt8s_ToOString(maMemory, aExpectedHeader.getLength()));
+    CPPUNIT_ASSERT_EQUAL(aExpectedHeader, aHeader);
+}
+
+void PdfExportTest::testForcePoint71()
+{
+    // I just care it doesn't crash
+    saveAsPDF("forcepoint71.key");
+}
+
+void PdfExportTest::testTdf115262()
+{
+    OUString aURL = m_directories.getURLFromSrc(DATA_DIRECTORY) + "tdf115262.ods";
+    utl::MediaDescriptor aMediaDescriptor;
+    aMediaDescriptor["FilterName"] <<= OUString("calc_pdf_Export");
+    auto pPdfDocument = exportAndParse(aURL, aMediaDescriptor);
+    CPPUNIT_ASSERT_EQUAL(8, FPDF_GetPageCount(pPdfDocument.get()));
+
+    // Get the 6th page.
+    PageHolder pPdfPage(FPDF_LoadPage(pPdfDocument.get(), /*page_index=*/5));
+    CPPUNIT_ASSERT(pPdfPage.get());
+
+    // Look up the position of the first image and the 400th row.
+    FPDF_TEXTPAGE pTextPage = FPDFText_LoadPage(pPdfPage.get());
+    int nPageObjectCount = FPDFPage_CountObjects(pPdfPage.get());
+    int nFirstImageTop = 0;
+    int nRowTop = 0;
+    for (int i = 0; i < nPageObjectCount; ++i)
+    {
+        FPDF_PAGEOBJECT pPageObject = FPDFPage_GetObject(pPdfPage.get(), i);
+        float fLeft = 0, fBottom = 0, fRight = 0, fTop = 0;
+        FPDFPageObj_GetBounds(pPageObject, &fLeft, &fBottom, &fRight, &fTop);
+
+        if (FPDFPageObj_GetType(pPageObject) == FPDF_PAGEOBJ_IMAGE)
+        {
+            nFirstImageTop = fTop;
+        }
+        else if (FPDFPageObj_GetType(pPageObject) == FPDF_PAGEOBJ_TEXT)
+        {
+            unsigned long nTextSize = FPDFTextObj_GetText(pPageObject, pTextPage, nullptr, 0);
+            std::vector<sal_Unicode> aText(nTextSize);
+            FPDFTextObj_GetText(pPageObject, pTextPage, aText.data(), nTextSize);
+            OUString sText(aText.data(), nTextSize / 2 - 1);
+            if (sText == "400")
+                nRowTop = fTop;
+        }
+    }
+    // Make sure that the top of the "400" is below the top of the image (in
+    // bottom-right-corner-based PDF coordinates).
+    // This was: expected less than 144, actual is 199.
+    CPPUNIT_ASSERT_LESS(nFirstImageTop, nRowTop);
+    FPDFText_ClosePage(pTextPage);
+}
+
+void PdfExportTest::testTdf121962()
+{
+    OUString aURL = m_directories.getURLFromSrc(DATA_DIRECTORY) + "tdf121962.odt";
+    utl::MediaDescriptor aMediaDescriptor;
+    aMediaDescriptor["FilterName"] <<= OUString("writer_pdf_Export");
+    auto pPdfDocument = exportAndParse(aURL, aMediaDescriptor);
+    CPPUNIT_ASSERT_EQUAL(1, FPDF_GetPageCount(pPdfDocument.get()));
+
+    // Get the first page
+    PageHolder pPdfPage(FPDF_LoadPage(pPdfDocument.get(), /*page_index=*/0));
+    CPPUNIT_ASSERT(pPdfPage.get());
+    FPDF_TEXTPAGE pTextPage = FPDFText_LoadPage(pPdfPage.get());
+
+    // Make sure the table sum is displayed as "0", not faulty expression.
+    int nPageObjectCount = FPDFPage_CountObjects(pPdfPage.get());
+    for (int i = 0; i < nPageObjectCount; ++i)
+    {
+        FPDF_PAGEOBJECT pPageObject = FPDFPage_GetObject(pPdfPage.get(), i);
+        if (FPDFPageObj_GetType(pPageObject) != FPDF_PAGEOBJ_TEXT)
+            continue;
+        unsigned long nTextSize = FPDFTextObj_GetText(pPageObject, pTextPage, nullptr, 0);
+        std::vector<sal_Unicode> aText(nTextSize);
+        FPDFTextObj_GetText(pPageObject, pTextPage, aText.data(), nTextSize);
+        OUString sText(aText.data(), nTextSize / 2 - 1);
+        CPPUNIT_ASSERT(sText != "** Expression is faulty **");
+    }
+
+    FPDFText_ClosePage(pTextPage);
+}
+
+void PdfExportTest::testTdf115967()
+{
+    OUString aURL = m_directories.getURLFromSrc(DATA_DIRECTORY) + "tdf115967.odt";
+    utl::MediaDescriptor aMediaDescriptor;
+    aMediaDescriptor["FilterName"] <<= OUString("writer_pdf_Export");
+    auto pPdfDocument = exportAndParse(aURL, aMediaDescriptor);
+    CPPUNIT_ASSERT_EQUAL(1, FPDF_GetPageCount(pPdfDocument.get()));
+
+    // Get the first page
+    PageHolder pPdfPage(FPDF_LoadPage(pPdfDocument.get(), /*page_index=*/0));
+    CPPUNIT_ASSERT(pPdfPage.get());
+    FPDF_TEXTPAGE pTextPage = FPDFText_LoadPage(pPdfPage.get());
+
+    // Make sure the elements inside a formula in a RTL document are exported
+    // LTR ( m=750abc ) and not RTL ( m=057cba )
+    int nPageObjectCount = FPDFPage_CountObjects(pPdfPage.get());
+    OUString sText;
+    for (int i = 0; i < nPageObjectCount; ++i)
+    {
+        FPDF_PAGEOBJECT pPageObject = FPDFPage_GetObject(pPdfPage.get(), i);
+        if (FPDFPageObj_GetType(pPageObject) != FPDF_PAGEOBJ_TEXT)
+            continue;
+        unsigned long nTextSize = FPDFTextObj_GetText(pPageObject, pTextPage, nullptr, 2);
+        std::vector<sal_Unicode> aText(nTextSize);
+        FPDFTextObj_GetText(pPageObject, pTextPage, aText.data(), nTextSize);
+        OUString sChar(aText.data(), nTextSize / 2 - 1);
+        sText += sChar.trim();
+    }
+    CPPUNIT_ASSERT_EQUAL(OUString("m=750abc"), sText);
+
+    FPDFText_ClosePage(pTextPage);
+}
+
+void PdfExportTest::testTdf121615()
+{
+    vcl::filter::PDFDocument aDocument;
+    load("tdf121615.odt", aDocument);
+
+    // The document has one page.
+    std::vector<vcl::filter::PDFObjectElement*> aPages = aDocument.GetPages();
+    CPPUNIT_ASSERT_EQUAL(static_cast<size_t>(1), aPages.size());
+
+    // Get access to the only image on the only page.
+    vcl::filter::PDFObjectElement* pResources = aPages[0]->LookupObject("Resources");
+    CPPUNIT_ASSERT(pResources);
+    auto pXObjects = dynamic_cast<vcl::filter::PDFDictionaryElement*>(pResources->Lookup("XObject"));
+    CPPUNIT_ASSERT(pXObjects);
+    CPPUNIT_ASSERT_EQUAL(static_cast<size_t>(1), pXObjects->GetItems().size());
+    vcl::filter::PDFObjectElement* pXObject = pXObjects->LookupObject(pXObjects->GetItems().begin()->first);
+    CPPUNIT_ASSERT(pXObject);
+    vcl::filter::PDFStreamElement* pStream = pXObject->GetStream();
+    CPPUNIT_ASSERT(pStream);
+    SvMemoryStream& rObjectStream = pStream->GetMemory();
+
+    // Load the embedded image.
+    rObjectStream.Seek( 0 );
+    GraphicFilter& rFilter = GraphicFilter::GetGraphicFilter();
+    Graphic aGraphic;
+    sal_uInt16 format;
+    ErrCode bResult = rFilter.ImportGraphic(aGraphic, OUString( "import" ), rObjectStream,
+        GRFILTER_FORMAT_DONTKNOW, &format);
+    CPPUNIT_ASSERT_EQUAL(ERRCODE_NONE, bResult);
+
+    // The image should be grayscale 8bit JPEG.
+    sal_uInt16 jpegFormat = rFilter.GetImportFormatNumberForShortName( JPG_SHORTNAME );
+    CPPUNIT_ASSERT( jpegFormat != GRFILTER_FORMAT_NOTFOUND );
+    CPPUNIT_ASSERT_EQUAL( jpegFormat, format );
+    BitmapEx aBitmap = aGraphic.GetBitmapEx();
+    CPPUNIT_ASSERT_EQUAL( 200L, aBitmap.GetSizePixel().Width());
+    CPPUNIT_ASSERT_EQUAL( 300L, aBitmap.GetSizePixel().Height());
+    CPPUNIT_ASSERT_EQUAL( 8, int(aBitmap.GetBitCount()));
+    // tdf#121615 was caused by broken handling of data width with 8bit color,
+    // so the test image has some black in the bottomright corner, check it's there
+    CPPUNIT_ASSERT_EQUAL( COL_WHITE, aBitmap.GetPixelColor( 0, 0 ));
+    CPPUNIT_ASSERT_EQUAL( COL_WHITE, aBitmap.GetPixelColor( 0, 299 ));
+    CPPUNIT_ASSERT_EQUAL( COL_WHITE, aBitmap.GetPixelColor( 199, 0 ));
+    CPPUNIT_ASSERT_EQUAL( COL_BLACK, aBitmap.GetPixelColor( 199, 299 ));
+}
+
+void PdfExportTest::testTocLink()
+{
+    // Load the Writer document.
+    OUString aURL = m_directories.getURLFromSrc(DATA_DIRECTORY) + "toc-link.fodt";
+    mxComponent = loadFromDesktop(aURL);
+    CPPUNIT_ASSERT(mxComponent.is());
+
+    // Update the ToC.
+    uno::Reference<text::XDocumentIndexesSupplier> xDocumentIndexesSupplier(mxComponent,
+                                                                            uno::UNO_QUERY);
+    CPPUNIT_ASSERT(xDocumentIndexesSupplier.is());
+
+    uno::Reference<util::XRefreshable> xToc(
+        xDocumentIndexesSupplier->getDocumentIndexes()->getByIndex(0), uno::UNO_QUERY);
+    CPPUNIT_ASSERT(xToc.is());
+
+    xToc->refresh();
+
+    // Save as PDF.
+    uno::Reference<frame::XStorable> xStorable(mxComponent, uno::UNO_QUERY);
+    utl::MediaDescriptor aMediaDescriptor;
+    aMediaDescriptor["FilterName"] <<= OUString("writer_pdf_Export");
+    xStorable->storeToURL(maTempFile.GetURL(), aMediaDescriptor.getAsConstPropertyValueList());
+
+    SvFileStream aFile(maTempFile.GetURL(), StreamMode::READ);
+    maMemory.WriteStream(aFile);
+    DocumentHolder pPdfDocument(
+        FPDF_LoadMemDocument(maMemory.GetData(), maMemory.GetSize(), /*password=*/nullptr));
+    CPPUNIT_ASSERT(pPdfDocument.get());
+    CPPUNIT_ASSERT_EQUAL(1, FPDF_GetPageCount(pPdfDocument.get()));
+
+    PageHolder pPdfPage(FPDF_LoadPage(pPdfDocument.get(), /*page_index=*/0));
+    CPPUNIT_ASSERT(pPdfPage.get());
+
+    // Ensure there is a link on the first page (in the ToC).
+    int nStartPos = 0;
+    FPDF_LINK pLinkAnnot = nullptr;
+    // Without the accompanying fix in place, this test would have failed, as FPDFLink_Enumerate()
+    // returned false, as the page contained no links.
+    CPPUNIT_ASSERT(FPDFLink_Enumerate(pPdfPage.get(), &nStartPos, &pLinkAnnot));
+}
+
+void PdfExportTest::testReduceSmallImage()
+{
+    // Load the Writer document.
+    OUString aURL = m_directories.getURLFromSrc(DATA_DIRECTORY) + "reduce-small-image.fodt";
+    mxComponent = loadFromDesktop(aURL);
+
+    // Save as PDF.
+    uno::Reference<frame::XStorable> xStorable(mxComponent, uno::UNO_QUERY);
+    utl::MediaDescriptor aMediaDescriptor;
+    aMediaDescriptor["FilterName"] <<= OUString("writer_pdf_Export");
+    xStorable->storeToURL(maTempFile.GetURL(), aMediaDescriptor.getAsConstPropertyValueList());
+
+    // Parse the PDF: get the image.
+    SvFileStream aFile(maTempFile.GetURL(), StreamMode::READ);
+    maMemory.WriteStream(aFile);
+    DocumentHolder pPdfDocument(
+    FPDF_LoadMemDocument(maMemory.GetData(), maMemory.GetSize(), /*password=*/nullptr));
+    CPPUNIT_ASSERT(pPdfDocument.get());
+    CPPUNIT_ASSERT_EQUAL(1, FPDF_GetPageCount(pPdfDocument.get()));
+    PageHolder pPdfPage(FPDF_LoadPage(pPdfDocument.get(), /*page_index=*/0));
+    CPPUNIT_ASSERT(pPdfPage.get());
+    CPPUNIT_ASSERT_EQUAL(1, FPDFPage_CountObjects(pPdfPage.get()));
+    FPDF_PAGEOBJECT pPageObject = FPDFPage_GetObject(pPdfPage.get(), 0);
+    CPPUNIT_ASSERT_EQUAL(FPDF_PAGEOBJ_IMAGE, FPDFPageObj_GetType(pPageObject));
+
+    // Make sure we don't scale down a tiny bitmap.
+    FPDF_BITMAP pBitmap = FPDFImageObj_GetBitmap(pPageObject);
+    CPPUNIT_ASSERT(pBitmap);
+    int nWidth = FPDFBitmap_GetWidth(pBitmap);
+    int nHeight = FPDFBitmap_GetHeight(pBitmap);
+    FPDFBitmap_Destroy(pBitmap);
+    // Without the accompanying fix in place, this test would have failed with:
+    // - Expected: 16
+    // - Actual  : 6
+    // i.e. the image was scaled down to 300 DPI, even if it had tiny size.
+    CPPUNIT_ASSERT_EQUAL(16, nWidth);
+    CPPUNIT_ASSERT_EQUAL(16, nHeight);
+}
+
+void PdfExportTest::testReduceImage()
+{
+    // Load the Writer document.
+    OUString aURL = m_directories.getURLFromSrc(DATA_DIRECTORY) + "reduce-image.fodt";
+    mxComponent = loadFromDesktop(aURL);
+
+    // Save as PDF.
+    uno::Reference<css::lang::XMultiServiceFactory> xFactory = getMultiServiceFactory();
+    uno::Reference<document::XFilter> xFilter(
+        xFactory->createInstance("com.sun.star.document.PDFFilter"), uno::UNO_QUERY);
+    uno::Reference<document::XExporter> xExporter(xFilter, uno::UNO_QUERY);
+    xExporter->setSourceDocument(mxComponent);
+
+    SvFileStream aOutputStream(maTempFile.GetURL(), StreamMode::WRITE);
+    uno::Reference<io::XOutputStream> xOutputStream(new utl::OStreamWrapper(aOutputStream));
+
+    uno::Sequence<beans::PropertyValue> aFilterData(
+        comphelper::InitPropertySequence({ { "ReduceImageResolution", uno::Any(false) } }));
+
+    // This is intentionally in an "unlucky" order, output stream comes before filter data.
+    uno::Sequence<beans::PropertyValue> aDescriptor(comphelper::InitPropertySequence({
+        { "FilterName", uno::Any(OUString("writer_pdf_Export")) },
+        { "OutputStream", uno::Any(xOutputStream) },
+        { "FilterData", uno::Any(aFilterData) },
+    }));
+    xFilter->filter(aDescriptor);
+    aOutputStream.Close();
+
+    // Parse the PDF: get the image.
+    SvFileStream aFile(maTempFile.GetURL(), StreamMode::READ);
+    maMemory.WriteStream(aFile);
+    DocumentHolder pPdfDocument(
+        FPDF_LoadMemDocument(maMemory.GetData(), maMemory.GetSize(), /*password=*/nullptr));
+    CPPUNIT_ASSERT(pPdfDocument.get());
+    CPPUNIT_ASSERT_EQUAL(1, FPDF_GetPageCount(pPdfDocument.get()));
+    PageHolder pPdfPage(FPDF_LoadPage(pPdfDocument.get(), /*page_index=*/0));
+    CPPUNIT_ASSERT(pPdfPage.get());
+    CPPUNIT_ASSERT_EQUAL(1, FPDFPage_CountObjects(pPdfPage.get()));
+    FPDF_PAGEOBJECT pPageObject = FPDFPage_GetObject(pPdfPage.get(), 0);
+    CPPUNIT_ASSERT_EQUAL(FPDF_PAGEOBJ_IMAGE, FPDFPageObj_GetType(pPageObject));
+
+    // Make sure we don't scale down a bitmap.
+    FPDF_BITMAP pBitmap = FPDFImageObj_GetBitmap(pPageObject);
+    CPPUNIT_ASSERT(pBitmap);
+    int nWidth = FPDFBitmap_GetWidth(pBitmap);
+    int nHeight = FPDFBitmap_GetHeight(pBitmap);
+    FPDFBitmap_Destroy(pBitmap);
+    // Without the accompanying fix in place, this test would have failed with:
+    // - Expected: 160
+    // - Actual  : 6
+    // i.e. the image was scaled down even with ReduceImageResolution=false.
+    CPPUNIT_ASSERT_EQUAL(160, nWidth);
+    CPPUNIT_ASSERT_EQUAL(160, nHeight);
+}
+
+bool HasLinksOnPage(PageHolder& pPdfPage)
+{
+    int nStartPos = 0;
+    FPDF_LINK pLinkAnnot = nullptr;
+    return FPDFLink_Enumerate(pPdfPage.get(), &nStartPos, &pLinkAnnot);
+}
+
+void PdfExportTest::testLinkWrongPage()
+{
+    // Import the bugdoc and export as PDF.
+    OUString aURL = m_directories.getURLFromSrc(DATA_DIRECTORY) + "link-wrong-page.odp";
+    utl::MediaDescriptor aMediaDescriptor;
+    aMediaDescriptor["FilterName"] <<= OUString("impress_pdf_Export");
+    DocumentHolder pPdfDocument = exportAndParse(aURL, aMediaDescriptor);
+
+    // The document has 2 pages.
+    CPPUNIT_ASSERT_EQUAL(2, FPDF_GetPageCount(pPdfDocument.get()));
+
+    // First page should have 1 link (2nd slide, 1st was hidden).
+    PageHolder pPdfPage(FPDF_LoadPage(pPdfDocument.get(), /*page_index=*/0));
+    CPPUNIT_ASSERT(pPdfPage.get());
+
+    // Without the accompanying fix in place, this test would have failed, as the link of the first
+    // page went to the second page due to the hidden first slide.
+    CPPUNIT_ASSERT(HasLinksOnPage(pPdfPage));
+
+    // Second page should have no links (3rd slide).
+    PageHolder pPdfPage2(FPDF_LoadPage(pPdfDocument.get(), /*page_index=*/1));
+    CPPUNIT_ASSERT(pPdfPage2.get());
+    CPPUNIT_ASSERT(!HasLinksOnPage(pPdfPage2));
+}
+
+void PdfExportTest::testLargePage()
+{
+    // Import the bugdoc and export as PDF.
+    OUString aURL = m_directories.getURLFromSrc(DATA_DIRECTORY) + "6m-wide.odg";
+    utl::MediaDescriptor aMediaDescriptor;
+    aMediaDescriptor["FilterName"] <<= OUString("draw_pdf_Export");
+    DocumentHolder pPdfDocument = exportAndParse(aURL, aMediaDescriptor);
+
+    // The document has 1 page.
+    CPPUNIT_ASSERT_EQUAL(1, FPDF_GetPageCount(pPdfDocument.get()));
+
+    // Check the value (not the unit) of the page size.
+    FS_SIZEF aSize;
+    FPDF_GetPageSizeByIndexF(pPdfDocument.get(), 0, &aSize);
+    // Without the accompanying fix in place, this test would have failed with:
+    // - Expected: 8503.94
+    // - Actual  : 17007.875
+    // i.e. the value for 600 cm was larger than the 14 400 limit set in the spec.
+    CPPUNIT_ASSERT_DOUBLES_EQUAL(8503.94, static_cast<double>(aSize.width), 0.01);
+}
+
+void PdfExportTest::testPdfImageResourceInlineXObjectRef()
+{
+    // Create an empty document.
+    mxComponent = loadFromDesktop("private:factory/swriter");
+    CPPUNIT_ASSERT(mxComponent.is());
+    uno::Reference<text::XTextDocument> xTextDocument(mxComponent, uno::UNO_QUERY);
+    uno::Reference<text::XText> xText = xTextDocument->getText();
+    uno::Reference<text::XTextCursor> xCursor = xText->createTextCursor();
+
+    // Insert the PDF image.
+    uno::Reference<lang::XMultiServiceFactory> xFactory(mxComponent, uno::UNO_QUERY);
+    uno::Reference<beans::XPropertySet> xGraphicObject(
+        xFactory->createInstance("com.sun.star.text.TextGraphicObject"), uno::UNO_QUERY);
+    OUString aURL
+        = m_directories.getURLFromSrc(DATA_DIRECTORY) + "pdf-image-resource-inline-xobject-ref.pdf";
+    xGraphicObject->setPropertyValue("GraphicURL", uno::makeAny(aURL));
+    uno::Reference<drawing::XShape> xShape(xGraphicObject, uno::UNO_QUERY);
+    xShape->setSize(awt::Size(1000, 1000));
+    uno::Reference<text::XTextContent> xTextContent(xGraphicObject, uno::UNO_QUERY);
+    xText->insertTextContent(xCursor->getStart(), xTextContent, /*bAbsorb=*/false);
+
+    // Save as PDF.
+    uno::Reference<frame::XStorable> xStorable(mxComponent, uno::UNO_QUERY);
+    utl::MediaDescriptor aMediaDescriptor;
+    aMediaDescriptor["FilterName"] <<= OUString("writer_pdf_Export");
+    xStorable->storeToURL(maTempFile.GetURL(), aMediaDescriptor.getAsConstPropertyValueList());
+
+    // Parse the export result.
+    SvFileStream aFile(maTempFile.GetURL(), StreamMode::READ);
+    maMemory.WriteStream(aFile);
+    DocumentHolder pPdfDocument(
+        FPDF_LoadMemDocument(maMemory.GetData(), maMemory.GetSize(), /*password=*/nullptr));
+    CPPUNIT_ASSERT(pPdfDocument.get());
+    CPPUNIT_ASSERT_EQUAL(1, FPDF_GetPageCount(pPdfDocument.get()));
+
+    // Make sure that the page -> form -> form has a child image.
+    PageHolder pPdfPage(FPDF_LoadPage(pPdfDocument.get(), /*page_index=*/0));
+    CPPUNIT_ASSERT(pPdfPage.get());
+    CPPUNIT_ASSERT_EQUAL(1, FPDFPage_CountObjects(pPdfPage.get()));
+    FPDF_PAGEOBJECT pPageObject = FPDFPage_GetObject(pPdfPage.get(), 0);
+    CPPUNIT_ASSERT_EQUAL(FPDF_PAGEOBJ_FORM, FPDFPageObj_GetType(pPageObject));
+    // 2: white background and the actual object.
+    CPPUNIT_ASSERT_EQUAL(2, FPDFFormObj_CountObjects(pPageObject));
+    FPDF_PAGEOBJECT pFormObject = FPDFFormObj_GetObject(pPageObject, 1);
+    CPPUNIT_ASSERT_EQUAL(FPDF_PAGEOBJ_FORM, FPDFPageObj_GetType(pFormObject));
+    // Without the accompanying fix in place, this test would have failed with:
+    // - Expected: 1
+    // - Actual  : 0
+    // i.e. the sub-form was missing its image.
+    CPPUNIT_ASSERT_EQUAL(1, FPDFFormObj_CountObjects(pFormObject));
+
+    // Check if the inner form object (original page object in the pdf image) has the correct
+    // rotation.
+    FPDF_PAGEOBJECT pInnerFormObject = FPDFFormObj_GetObject(pFormObject, 0);
+    CPPUNIT_ASSERT_EQUAL(FPDF_PAGEOBJ_FORM, FPDFPageObj_GetType(pInnerFormObject));
+    CPPUNIT_ASSERT_EQUAL(1, FPDFFormObj_CountObjects(pInnerFormObject));
+    FPDF_PAGEOBJECT pImage = FPDFFormObj_GetObject(pInnerFormObject, 0);
+    CPPUNIT_ASSERT_EQUAL(FPDF_PAGEOBJ_IMAGE, FPDFPageObj_GetType(pImage));
+    FS_MATRIX aMatrix;
+    FPDFFormObj_GetMatrix(pInnerFormObject, &aMatrix);
+    basegfx::B2DHomMatrix aMat{ aMatrix.a, aMatrix.c, aMatrix.e, aMatrix.b, aMatrix.d, aMatrix.f };
+    basegfx::B2DTuple aScale;
+    basegfx::B2DTuple aTranslate;
+    double fRotate = 0;
+    double fShearX = 0;
+    aMat.decompose(aScale, aTranslate, fRotate, fShearX);
+    int nRotateDeg = basegfx::rad2deg(fRotate);
+    // Without the accompanying fix in place, this test would have failed with:
+    // - Expected: -90
+    // - Actual  : 0
+    // i.e. rotation was lost on pdf export.
+    CPPUNIT_ASSERT_EQUAL(-90, nRotateDeg);
+}
+
+void PdfExportTest::testDefaultVersion()
+{
+    // Create an empty document.
+    mxComponent = loadFromDesktop("private:factory/swriter");
+    CPPUNIT_ASSERT(mxComponent.is());
+
+    // Save as PDF.
+    uno::Reference<frame::XStorable> xStorable(mxComponent, uno::UNO_QUERY);
+    utl::MediaDescriptor aMediaDescriptor;
+    aMediaDescriptor["FilterName"] <<= OUString("writer_pdf_Export");
+    xStorable->storeToURL(maTempFile.GetURL(), aMediaDescriptor.getAsConstPropertyValueList());
+
+    // Parse the export result.
+    SvFileStream aFile(maTempFile.GetURL(), StreamMode::READ);
+    maMemory.WriteStream(aFile);
+    DocumentHolder pPdfDocument(
+        FPDF_LoadMemDocument(maMemory.GetData(), maMemory.GetSize(), /*password=*/nullptr));
+    CPPUNIT_ASSERT(pPdfDocument.get());
+    int nFileVersion = 0;
+    FPDF_GetFileVersion(pPdfDocument.get(), &nFileVersion);
+    CPPUNIT_ASSERT_EQUAL(16, nFileVersion);
+}
+
+void PdfExportTest::testVersion15()
+{
+    // Create an empty document.
+    mxComponent = loadFromDesktop("private:factory/swriter");
+    CPPUNIT_ASSERT(mxComponent.is());
+
+    // Save as PDF.
+    uno::Reference<frame::XStorable> xStorable(mxComponent, uno::UNO_QUERY);
+    uno::Sequence<beans::PropertyValue> aFilterData(comphelper::InitPropertySequence(
+        { { "SelectPdfVersion", uno::makeAny(static_cast<sal_Int32>(15)) } }));
+    utl::MediaDescriptor aMediaDescriptor;
+    aMediaDescriptor["FilterName"] <<= OUString("writer_pdf_Export");
+    aMediaDescriptor["FilterData"] <<= aFilterData;
+    xStorable->storeToURL(maTempFile.GetURL(), aMediaDescriptor.getAsConstPropertyValueList());
+
+    // Parse the export result.
+    SvFileStream aFile(maTempFile.GetURL(), StreamMode::READ);
+    maMemory.WriteStream(aFile);
+    DocumentHolder pPdfDocument(
+        FPDF_LoadMemDocument(maMemory.GetData(), maMemory.GetSize(), /*password=*/nullptr));
+    CPPUNIT_ASSERT(pPdfDocument.get());
+    int nFileVersion = 0;
+    FPDF_GetFileVersion(pPdfDocument.get(), &nFileVersion);
+    CPPUNIT_ASSERT_EQUAL(15, nFileVersion);
+}
+
+// Check round-trip of importing and exporting the PDF with PDFium filter,
+// which imports the PDF document as multiple PDFs as graphic object.
+// Each page in the document has one PDF graphic object which content is
+// the corresponding page in the PDF. When such a document is exported,
+// the PDF graphic gets embedded into the exported PDF document (as a
+// Form XObject).
+void PdfExportTest::testMultiPagePDF()
+{
+// setenv only works on unix based systems
+#ifndef _WIN32
+    // We need to enable PDFium import (and make sure to disable after the test)
+    bool bResetEnvVar = false;
+    if (getenv("LO_IMPORT_USE_PDFIUM") == nullptr)
+    {
+        bResetEnvVar = true;
+        setenv("LO_IMPORT_USE_PDFIUM", "1", false);
+    }
+    comphelper::ScopeGuard aPDFiumEnvVarGuard([&]() {
+        if (bResetEnvVar)
+            unsetenv("LO_IMPORT_USE_PDFIUM");
+    });
+
+    // Load the PDF and save as PDF
+    OUString aURL = m_directories.getURLFromSrc(DATA_DIRECTORY) + "SimpleMultiPagePDF.pdf";
+    mxComponent = loadFromDesktop(aURL);
+    CPPUNIT_ASSERT(mxComponent.is());
+
+    uno::Reference<frame::XStorable> xStorable(mxComponent, uno::UNO_QUERY);
+    utl::MediaDescriptor aMediaDescriptor;
+    aMediaDescriptor["FilterName"] <<= OUString("writer_pdf_Export");
+    xStorable->storeToURL(maTempFile.GetURL(), aMediaDescriptor.getAsConstPropertyValueList());
+
+    // Parse the export result.
+    vcl::filter::PDFDocument aDocument;
+    SvFileStream aStream(maTempFile.GetURL(), StreamMode::READ);
+    CPPUNIT_ASSERT(aDocument.Read(aStream));
+
+    std::vector<vcl::filter::PDFObjectElement*> aPages = aDocument.GetPages();
+    CPPUNIT_ASSERT_EQUAL(static_cast<size_t>(3), aPages.size());
+
+    vcl::filter::PDFObjectElement* pResources = aPages[0]->LookupObject("Resources");
+    CPPUNIT_ASSERT(pResources);
+
+    auto pXObjects = dynamic_cast<vcl::filter::PDFDictionaryElement*>(pResources->Lookup("XObject"));
+    CPPUNIT_ASSERT(pXObjects);
+
+    CPPUNIT_ASSERT_EQUAL(static_cast<size_t>(3), pXObjects->GetItems().size()); // 3 PDFs as Form XObjects
+
+    std::vector<OString> rIDs;
+    for (auto const & rPair : pXObjects->GetItems()) {
+        rIDs.push_back(rPair.first);
+    }
+
+    // Let's check the embedded PDF pages - just make sure the size differs,
+    // which should indicate we don't have 3 times the same page.
+
+    {   // embedded PDF page 1
+        vcl::filter::PDFObjectElement* pXObject1 = pXObjects->LookupObject(rIDs[0]);
+        CPPUNIT_ASSERT(pXObject1);
+        CPPUNIT_ASSERT_EQUAL(OString("Im19"), rIDs[0]);
+
+        auto pSubtype1 = dynamic_cast<vcl::filter::PDFNameElement*>(pXObject1->Lookup("Subtype"));
+        CPPUNIT_ASSERT(pSubtype1);
+        CPPUNIT_ASSERT_EQUAL(OString("Form"), pSubtype1->GetValue());
+
+        auto pXObjectResources = dynamic_cast<vcl::filter::PDFDictionaryElement*>(pXObject1->Lookup("Resources"));
+        CPPUNIT_ASSERT(pXObjectResources);
+        auto pXObjectForms = dynamic_cast<vcl::filter::PDFDictionaryElement*>(pXObjectResources->LookupElement("XObject"));
+        CPPUNIT_ASSERT(pXObjectForms);
+        vcl::filter::PDFObjectElement* pForm = pXObjectForms->LookupObject(pXObjectForms->GetItems().begin()->first);
+        CPPUNIT_ASSERT(pForm);
+
+        vcl::filter::PDFStreamElement* pStream = pForm->GetStream();
+        CPPUNIT_ASSERT(pStream);
+        SvMemoryStream& rObjectStream = pStream->GetMemory();
+        rObjectStream.Seek(STREAM_SEEK_TO_BEGIN);
+
+        // Just check that the size of the page stream is what is expected.
+        CPPUNIT_ASSERT_EQUAL(sal_uInt64(230), rObjectStream.remainingSize());
+    }
+
+    {   // embedded PDF page 2
+        vcl::filter::PDFObjectElement* pXObject2 = pXObjects->LookupObject(rIDs[1]);
+        CPPUNIT_ASSERT(pXObject2);
+        CPPUNIT_ASSERT_EQUAL(OString("Im34"), rIDs[1]);
+
+        auto pSubtype2 = dynamic_cast<vcl::filter::PDFNameElement*>(pXObject2->Lookup("Subtype"));
+        CPPUNIT_ASSERT(pSubtype2);
+        CPPUNIT_ASSERT_EQUAL(OString("Form"), pSubtype2->GetValue());
+
+        auto pXObjectResources = dynamic_cast<vcl::filter::PDFDictionaryElement*>(pXObject2->Lookup("Resources"));
+        CPPUNIT_ASSERT(pXObjectResources);
+        auto pXObjectForms = dynamic_cast<vcl::filter::PDFDictionaryElement*>(pXObjectResources->LookupElement("XObject"));
+        CPPUNIT_ASSERT(pXObjectForms);
+        vcl::filter::PDFObjectElement* pForm = pXObjectForms->LookupObject(pXObjectForms->GetItems().begin()->first);
+        CPPUNIT_ASSERT(pForm);
+
+        vcl::filter::PDFStreamElement* pStream = pForm->GetStream();
+        CPPUNIT_ASSERT(pStream);
+        SvMemoryStream& rObjectStream = pStream->GetMemory();
+        rObjectStream.Seek(STREAM_SEEK_TO_BEGIN);
+
+        // Just check that the size of the page stream is what is expected
+        CPPUNIT_ASSERT_EQUAL(sal_uInt64(309), rObjectStream.remainingSize());
+    }
+
+    {   // embedded PDF page 3
+        vcl::filter::PDFObjectElement* pXObject3 = pXObjects->LookupObject(rIDs[2]);
+        CPPUNIT_ASSERT(pXObject3);
+        CPPUNIT_ASSERT_EQUAL(OString("Im4"), rIDs[2]);
+
+        auto pSubtype3 = dynamic_cast<vcl::filter::PDFNameElement*>(pXObject3->Lookup("Subtype"));
+        CPPUNIT_ASSERT(pSubtype3);
+        CPPUNIT_ASSERT_EQUAL(OString("Form"), pSubtype3->GetValue());
+
+        auto pXObjectResources = dynamic_cast<vcl::filter::PDFDictionaryElement*>(pXObject3->Lookup("Resources"));
+        CPPUNIT_ASSERT(pXObjectResources);
+        auto pXObjectForms = dynamic_cast<vcl::filter::PDFDictionaryElement*>(pXObjectResources->LookupElement("XObject"));
+        CPPUNIT_ASSERT(pXObjectForms);
+        vcl::filter::PDFObjectElement* pForm = pXObjectForms->LookupObject(pXObjectForms->GetItems().begin()->first);
+        CPPUNIT_ASSERT(pForm);
+
+        vcl::filter::PDFStreamElement* pStream = pForm->GetStream();
+        CPPUNIT_ASSERT(pStream);
+        SvMemoryStream& rObjectStream = pStream->GetMemory();
+        rObjectStream.Seek(STREAM_SEEK_TO_BEGIN);
+
+        // Just check that the size of the page stream is what is expected
+        CPPUNIT_ASSERT_EQUAL(sal_uInt64(193), rObjectStream.remainingSize());
+    }
+#endif
+}
+
+CPPUNIT_TEST_SUITE_REGISTRATION(PdfExportTest);
+
+}
+
+CPPUNIT_PLUGIN_IMPLEMENT();
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */