private static final OWLIndividual a = OWL.Individual( "a" );
protected void assertRendering(String expected, OWLObject obj) {
StringWriter sw = new StringWriter();
ManchesterSyntaxObjectRenderer renderer = new ManchesterSyntaxObjectRenderer(
new TextBlockWriter( sw ) );
obj.accept( renderer );
String actual = sw.toString();
assertEquals( expected, actual );
}