public void testOutputStreamRemainsOpen() throws Exception {
OWLOntology ontology = m.createOntology();
saveOntology(ontology, new RDFXMLDocumentFormat());
saveOntology(ontology, new OWLXMLDocumentFormat());
saveOntology(ontology, new TurtleDocumentFormat());
saveOntology(ontology, new FunctionalSyntaxDocumentFormat());
saveOntology(ontology, new ManchesterSyntaxDocumentFormat());
}