@Test
    public void testEncrypted() throws Exception {
        assertThrows(EncryptedDocumentException.class, () -> {
            getXML("testPPT_protected_passtika.ppt");
        });
    }
Ensures that custom OLE2 (HPSF) properties are extracted
tika-parsers/tika-parsers-standard/tika-parsers-standard-modules/tika-parser-microsoft-module/src/test/java/org/apache/tika/parser/microsoft/PowerPointParserTest.java