bnc#886540: Add test cases for chart background fill variance.

"Automatic" fill in docx and xlsx should be solid white, whereas in
pptx it is no fill (transparent).

Change-Id: I7e64f2f895e4c4ed072a234e622a348599456f37

chart2/qa/extras/chart2export.cxx

@@ -779,6 +779,17 @@ void Chart2ExportTest::testDataLabelBordersDOCX()
     load("/chart2/qa/extras/data/docx/", "data-label-borders.docx");
 
     Reference<chart2::XChartDocument> xChartDoc(getChartDocFromWriter(0), uno::UNO_QUERY);
+
+    // "Automatic" chart background fill in docx should be loaded as solid white.
+    Reference<beans::XPropertySet> xPropSet = xChartDoc->getPageBackground();
+    CPPUNIT_ASSERT(xPropSet.is());
+    drawing::FillStyle eStyle = xPropSet->getPropertyValue("FillStyle").get<drawing::FillStyle>();
+    sal_Int32 nColor = xPropSet->getPropertyValue("FillColor").get<sal_Int32>();
+    CPPUNIT_ASSERT_MESSAGE("'Automatic' chart background fill in docx should be loaded as solid fill.",
+        eStyle == drawing::FillStyle_SOLID);
+    CPPUNIT_ASSERT_MESSAGE("'Automatic' chart background fill in docx should be loaded as solid white.",
+        (nColor & 0x00FFFFFF) == 0x00FFFFFF); // highest 2 bytes are transparency which we ignore here.
+
     aTest.checkObject1(xChartDoc);
     xChartDoc.set(getChartDocFromWriter(1), uno::UNO_QUERY);
     aTest.checkObject2(xChartDoc);

chart2/qa/extras/chart2import.cxx

@@ -52,6 +52,7 @@ public:
     void testFlatODSStackedColumnChart();
     void testFdo78080();
     void testFdo54361();
+    void testAutoBackgroundXLSX();
 
     CPPUNIT_TEST_SUITE(Chart2ImportTest);
     CPPUNIT_TEST(Fdo60083);
@@ -83,6 +84,7 @@ public:
     CPPUNIT_TEST(testFlatODSStackedColumnChart);
     CPPUNIT_TEST(testFdo78080);
     CPPUNIT_TEST(testFdo54361);
+    CPPUNIT_TEST(testAutoBackgroundXLSX);
     CPPUNIT_TEST_SUITE_END();
 
 private:
@@ -344,6 +346,13 @@ void Chart2ImportTest::testPPTXHiddenDataSeries()
     Reference<chart2::XChartDocument> xChartDoc(getChartDocFromDrawImpress(0, 0), uno::UNO_QUERY);
     CPPUNIT_ASSERT(xChartDoc.is());
 
+    // "Automatic" chart background fill in pptx should be loaded as no fill.
+    Reference<beans::XPropertySet> xPropSet = xChartDoc->getPageBackground();
+    CPPUNIT_ASSERT(xPropSet.is());
+    drawing::FillStyle eStyle = xPropSet->getPropertyValue("FillStyle").get<drawing::FillStyle>();
+    CPPUNIT_ASSERT_MESSAGE("'Automatic' chart background fill in pptx should be loaded as no fill (transparent).",
+        eStyle == drawing::FillStyle_NONE);
+
     Reference<chart2::XChartType> xCT = getChartTypeFromDoc(xChartDoc, 0, 0);
     CPPUNIT_ASSERT(xCT.is());
 
@@ -600,6 +609,23 @@ void Chart2ImportTest::testFdo54361()
     CPPUNIT_ASSERT_MESSAGE("Background needs to be with solid fill style", aStyle == 1);
 }
 
+void Chart2ImportTest::testAutoBackgroundXLSX()
+{
+    load("/chart2/qa/extras/data/xlsx/", "chart-auto-background.xlsx");
+    uno::Reference<chart2::XChartDocument> xChartDoc = getChartDocFromSheet(0, mxComponent);
+    CPPUNIT_ASSERT_MESSAGE("failed to load chart", xChartDoc.is());
+
+    // "Automatic" chart background fill in xlsx should be loaded as solid white.
+    Reference<beans::XPropertySet> xPropSet = xChartDoc->getPageBackground();
+    CPPUNIT_ASSERT(xPropSet.is());
+    drawing::FillStyle eStyle = xPropSet->getPropertyValue("FillStyle").get<drawing::FillStyle>();
+    sal_Int32 nColor = xPropSet->getPropertyValue("FillColor").get<sal_Int32>();
+    CPPUNIT_ASSERT_MESSAGE("'Automatic' chart background fill in xlsx should be loaded as solid fill.",
+        eStyle == drawing::FillStyle_SOLID);
+    CPPUNIT_ASSERT_MESSAGE("'Automatic' chart background fill in xlsx should be loaded as solid white.",
+        (nColor & 0x00FFFFFF) == 0x00FFFFFF); // highest 2 bytes are transparency which we ignore here.
+}
+
 CPPUNIT_TEST_SUITE_REGISTRATION(Chart2ImportTest);
 
 CPPUNIT_PLUGIN_IMPLEMENT();

chart2/qa/extras/charttest.hxx

@@ -30,7 +30,6 @@
 
 #include <unotools/tempfile.hxx>
 
-#include <com/sun/star/drawing/XDrawPageSupplier.hpp>
 #include <com/sun/star/chart2/XAnyDescriptionAccess.hpp>
 #include <com/sun/star/chart2/XChartDocument.hpp>
 #include <com/sun/star/chart2/XDiagram.hpp>
@@ -46,6 +45,8 @@
 #include <com/sun/star/chart/XChartDataArray.hpp>
 #include <com/sun/star/chart/XComplexDescriptionAccess.hpp>
 #include <com/sun/star/drawing/XDrawPagesSupplier.hpp>
+#include <com/sun/star/drawing/XDrawPageSupplier.hpp>
+#include <com/sun/star/drawing/FillStyle.hpp>
 #include <com/sun/star/chart/XChartDocument.hpp>
 #include <com/sun/star/util/XNumberFormatsSupplier.hpp>
 #include <com/sun/star/util/NumberFormat.hpp>