oox: export Math objects to PPTX files

These hit the assert in lcl_StoreOwnAsOOXML now so better implement some
export.

(cherry picked from commit cb890ae43bacd2be24bc74fad2e2e5cce8910995)

ugh, forgot to git add the test document
(cherry picked from commit fc4fba0c77c849cf19d9c0e1b9270b745db60b89)

Change-Id: I10c005a547e8a85f2a82198a49f9a03fc46a61d7
Reviewed-on: https://gerrit.libreoffice.org/21495
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Miklos Vajna <vmiklos@collabora.co.uk>

2 files changed, 28 insertions, 0 deletions

diff --git a/sd/qa/unit/data/odp/math.odp b/sd/qa/unit/data/odp/math.odp
new file mode 100644
index 000000000000..c7605c5716c5
--- /dev/null
+++ b/sd/qa/unit/data/odp/math.odp
diff --git a/sd/qa/unit/export-tests.cxx b/sd/qa/unit/export-tests.cxx
index da9d53f33e0a..33e1ba5a98b7 100644
--- a/sd/qa/unit/export-tests.cxx
+++ b/sd/qa/unit/export-tests.cxx
@@ -141,6 +141,7 @@ public:
     void testFdo90607();
     void testTdf91378();
     void testBnc822341();
+    void testMathObject();
     void testTdf80224();
     void testTdf92527();
 
@@ -180,6 +181,7 @@ public:
     CPPUNIT_TEST(testTdf91378);
 
     CPPUNIT_TEST(testBnc822341);
+    CPPUNIT_TEST(testMathObject);
     CPPUNIT_TEST(testTdf80224);
 
     CPPUNIT_TEST(testExportTransitionsPPTX);
@@ -208,10 +210,12 @@ public:
             { "v", "urn:schemas-microsoft-com:vml" },
             { "a", "http://schemas.openxmlformats.org/drawingml/2006/main" },
             { "c", "http://schemas.openxmlformats.org/drawingml/2006/chart" },
+            { "m", "http://schemas.openxmlformats.org/officeDocument/2006/math" },
             { "pic", "http://schemas.openxmlformats.org/drawingml/2006/picture" },
             { "wp", "http://schemas.openxmlformats.org/drawingml/2006/wordprocessingDrawing" },
             { "p", "http://schemas.openxmlformats.org/presentationml/2006/main" },
             { "w", "http://schemas.openxmlformats.org/wordprocessingml/2006/main" },
+            { "a14", "http://schemas.microsoft.com/office/drawing/2010/main" },
             { "wps", "http://schemas.microsoft.com/office/word/2010/wordprocessingShape" },
             { "wpg", "http://schemas.microsoft.com/office/word/2010/wordprocessingGroup" },
         };
@@ -1151,6 +1155,30 @@ void SdExportTest::testBnc822341()
     xDocShRef->DoClose();
 }
 
+void SdExportTest::testMathObject()
+{
+    // Check import / export of math object
+    ::sd::DrawDocShellRef xDocShRef = loadURL(getURLFromSrc("sd/qa/unit/data/odp/math.odp"), ODP);
+    utl::TempFile tempFile1;
+    xDocShRef = saveAndReload(xDocShRef, PPTX, &tempFile1);
+
+    // Export an LO specific ole object (imported from an ODP document)
+    {
+        xmlDocPtr pXmlDocContent = parseExport(tempFile1, "ppt/slides/slide1.xml");
+        assertXPath(pXmlDocContent,
+            "/p:sld/p:cSld/p:spTree/mc:AlternateContent/mc:Choice",
+            "Requires",
+            "a14");
+        assertXPathContent(pXmlDocContent,
+            "/p:sld/p:cSld/p:spTree/mc:AlternateContent/mc:Choice/p:sp/p:txBody/a:p/a14:m/m:oMath/m:r[1]/m:t",
+            "a");
+
+        // TODO can't import yet
+    }
+
+    xDocShRef->DoClose();
+}
+
 void SdExportTest::testBulletMarginAndIndentation()
 {
     ::sd::DrawDocShellRef xDocShRef = loadURL( getURLFromSrc("/sd/qa/unit/data/pptx/bulletMarginAndIndent.pptx"), PPTX );