commit 40641b868b20c73e694770c2c7ea71e232514fa1
author Xisco Fauli <xiscofauli@libreoffice.org> Tue Oct 10 16:33:25 2023 +0200
committer Xisco Fauli <xiscofauli@libreoffice.org> Wed Oct 11 11:39:00 2023 +0200
tree d4b8ea4e367e8fddf13fd0f824da4a68fbd5f145
parent 6f45c0cf86b21772740bb0cafb3d462b058523f3

tdf#156808: sd_png_export: Add unittest

Change-Id: I64b1f1f179e263962394afbbebd0be5486720e75
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/157763
Tested-by: Jenkins
Reviewed-by: Xisco Fauli <xiscofauli@libreoffice.org>

sd/qa/unit/PNGExportTests.cxx

diff --git a/sd/qa/unit/PNGExportTests.cxx b/sd/qa/unit/PNGExportTests.cxx
index 7c28b7d..04fbed4 100644
--- a/sd/qa/unit/PNGExportTests.cxx
+++ b/sd/qa/unit/PNGExportTests.cxx
@@ -250,6 +250,54 @@ CPPUNIT_TEST_FIXTURE(SdPNGExportTest, testTdf157652)
    }
}

CPPUNIT_TEST_FIXTURE(SdPNGExportTest, testTdf156808)
{
    loadFromURL(u"pptx/tdf156808.pptx");
    uno::Reference<uno::XComponentContext> xContext = getComponentContext();
    CPPUNIT_ASSERT(xContext.is());
    uno::Reference<drawing::XGraphicExportFilter> xGraphicExporter
        = drawing::GraphicExportFilter::create(xContext);

    uno::Sequence<beans::PropertyValue> aFilterData{
        comphelper::makePropertyValue("PixelWidth", sal_Int32(100)),
        comphelper::makePropertyValue("PixelHeight", sal_Int32(100))
    };

    uno::Sequence<beans::PropertyValue> aDescriptor{
        comphelper::makePropertyValue("URL", maTempFile.GetURL()),
        comphelper::makePropertyValue("FilterName", OUString("PNG")),
        comphelper::makePropertyValue("FilterData", aFilterData)
    };

    uno::Reference<drawing::XDrawPagesSupplier> xDrawPagesSupplier(mxComponent, uno::UNO_QUERY);
    uno::Reference<lang::XComponent> xPage(xDrawPagesSupplier->getDrawPages()->getByIndex(0),
                                           uno::UNO_QUERY);
    xGraphicExporter->setSourceDocument(xPage);
    xGraphicExporter->filter(aDescriptor);

    SvFileStream aFileStream(maTempFile.GetURL(), StreamMode::READ);
    vcl::PngImageReader aPNGReader(aFileStream);
    BitmapEx aBMPEx = aPNGReader.read();

    // make sure the bitmap is not empty and correct size (PNG export->import was successful)
    Size aSize = aBMPEx.GetSizePixel();
    CPPUNIT_ASSERT_EQUAL(Size(100, 100), aSize);
    Bitmap aBMP = aBMPEx.GetBitmap();
    Bitmap::ScopedReadAccess pReadAccess(aBMP);
    for (tools::Long nX = 2; nX < aSize.Width() - 2; ++nX)
    {
        for (tools::Long nY = 1; nY < aSize.Height() - 1; ++nY)
        {
            const Color aColor = pReadAccess->GetColor(nY, nX);

            // Without the fix in place, this test would have failed with
            // - Expected: rgba[000000ff]
            // - Actual  : rgba[ffffffff]
            CPPUNIT_ASSERT_EQUAL(COL_BLACK, aColor);
        }
    }
}

CPPUNIT_TEST_FIXTURE(SdPNGExportTest, testTdf157635)
{
    loadFromURL(u"pptx/tdf157635.pptx");

sd/qa/unit/data/pptx/tdf156808.pptx

diff --git a/sd/qa/unit/data/pptx/tdf156808.pptx b/sd/qa/unit/data/pptx/tdf156808.pptx
new file mode 100644
index 0000000..3425615
--- /dev/null
+++ b/sd/qa/unit/data/pptx/tdf156808.pptx
Binary files differ