Test for linked graphic export / import of Calc

To avoid regression fixed by:
02b17c1bbdd19a978b9de646c0dacdad179c60de

Change-Id: Iaf2dea0cf221cb0e53debe4c1c611aab86dc29ff
(cherry picked from commit ff8f2cb8ebde75cce65bb715fefcad778d568fe4)

3 files changed, 42 insertions, 0 deletions

diff --git a/sc/qa/unit/data/ods/document_with_linked_graphic.ods b/sc/qa/unit/data/ods/document_with_linked_graphic.ods
new file mode 100644
index 000000000000..14cad8c84bd2
--- /dev/null
+++ b/sc/qa/unit/data/ods/document_with_linked_graphic.ods
diff --git a/sc/qa/unit/data/ods/linked_graphic.jpg b/sc/qa/unit/data/ods/linked_graphic.jpg
new file mode 100644
index 000000000000..2218cdd72df0
--- /dev/null
+++ b/sc/qa/unit/data/ods/linked_graphic.jpg
diff --git a/sc/qa/unit/subsequent_export-test.cxx b/sc/qa/unit/subsequent_export-test.cxx
index 8aff9e11b58a..33312e46dce2 100644
--- a/sc/qa/unit/subsequent_export-test.cxx
+++ b/sc/qa/unit/subsequent_export-test.cxx
@@ -130,7 +130,9 @@ public:
 
     void testPivotTableXLSX();
     void testPivotTableTwoDataFieldsXLSX();
+
     void testSwappedOutImageExport();
+    void testLinkedGraphicRT();
 
     void testSupBookVirtualPath();
 
@@ -177,6 +179,7 @@ public:
     CPPUNIT_TEST(testSupBookVirtualPath);
 #endif
     CPPUNIT_TEST(testSwappedOutImageExport);
+    CPPUNIT_TEST(testLinkedGraphicRT);
 
     CPPUNIT_TEST_SUITE_END();
 
@@ -2375,6 +2378,45 @@ void ScExportTest::testSupBookVirtualPath()
     xDocSh->DoClose();
 }
 
+void ScExportTest::testLinkedGraphicRT()
+{
+    // Problem was with linked images
+    const char* aFilterNames[] = {
+        "calc8",
+        "MS Excel 97",
+        "Calc Office Open XML",
+        "generic_HTML",
+    };
+
+    for( size_t nFilter = 0; nFilter < SAL_N_ELEMENTS(aFilterNames); ++nFilter )
+    {
+        // Load the original file with one image
+        ScDocShellRef xDocSh = loadDoc("document_with_linked_graphic.", ODS);
+        const OString sFailedMessage = OString("Failed on filter: ") + aFilterNames[nFilter];
+
+        // Export the document and import again for a check
+        ScDocShellRef xDocSh2 = saveAndReload(xDocSh, nFilter);
+        xDocSh->DoClose();
+
+        // Check whether graphic imported well after export
+        ScDocument& rDoc = xDocSh->GetDocument();
+        ScDrawLayer* pDrawLayer = rDoc.GetDrawLayer();
+        CPPUNIT_ASSERT_MESSAGE( sFailedMessage.getStr(), pDrawLayer != NULL );
+        const SdrPage *pPage = pDrawLayer->GetPage(0);
+        CPPUNIT_ASSERT_MESSAGE( sFailedMessage.getStr(), pPage != NULL );
+        SdrGrafObj* pObject = dynamic_cast<SdrGrafObj*>(pPage->GetObj(0));
+        CPPUNIT_ASSERT_MESSAGE( sFailedMessage.getStr(), pObject != NULL );
+        CPPUNIT_ASSERT_MESSAGE( sFailedMessage.getStr(), pObject->IsLinkedGraphic() );
+
+        const GraphicObject& rGraphicObj = pObject->GetGraphicObject(true);
+        CPPUNIT_ASSERT_MESSAGE( sFailedMessage.getStr(), !rGraphicObj.IsSwappedOut());
+        CPPUNIT_ASSERT_EQUAL_MESSAGE( sFailedMessage.getStr(), GRAPHIC_BITMAP, rGraphicObj.GetGraphic().GetType());
+        CPPUNIT_ASSERT_EQUAL_MESSAGE( sFailedMessage.getStr(), sal_uLong(864900), rGraphicObj.GetSizeBytes());
+
+        xDocSh2->DoClose();
+    }
+}
+
 CPPUNIT_TEST_SUITE_REGISTRATION(ScExportTest);
 
 CPPUNIT_PLUGIN_IMPLEMENT();