@Test
    @Disabled("can't tell why this isn't working")
    public void testTurningOffMasterContent() throws Exception {
        //now test turning off master content

        //the underlying xml has "Master footer" in
        //the actual slide's xml, not just in the master slide.
        OfficeParserConfig config = new OfficeParserConfig();
        config.setIncludeSlideMasterContent(false);
        config.setUseSAXPptxExtractor(true);
        ParseContext context = new ParseContext();
        context.set(OfficeParserConfig.class, config);
        String xml = getXML("testPPT_masterFooter.pptx", context).xml;
        assertNotContained("Master footer", xml);
    }
For the PowerPoint formats we don't currently support, ensure that
we don't break either
tika-parsers/tika-parsers-standard/tika-parsers-standard-modules/tika-parser-microsoft-module/src/test/java/org/apache/tika/parser/microsoft/ooxml/SXSLFExtractorTest.java