public static  void main(String[] args) 
{
         
        TestRunner.run(DocTypeTest.class);
}

 public  void testDocType() throws Exception 
{
        SAXReader reader = new SAXReader();
        reader.setIncludeInternalDTDDeclarations(true);
        Document document = getDocument(INPUT_XML_FILE, reader);
        DocumentType docType = document.getDocType();
        assertTrue("Has DOCTYPE", docType != null);
        List declarations = docType.getInternalDeclarations();
        assertTrue("DOCTYPE has declarations", (declarations != null)
                && !declarations.isEmpty());
        ElementDecl decl = (ElementDecl) declarations.get(0);
        assertEquals("name is correct", "greeting", decl.getName());
        assertEquals("model is correct", "(#PCDATA)", decl.getModel());
        String expected = "< !ELEMENT " + decl.getName() + " " + decl.getModel()
                + " >";
        assertEquals("toString() is correct", expected, decl.toString());
}