private String toString(TupleQueryResult results)
throws QueryResultHandlerException, TupleQueryResultHandlerException,
QueryEvaluationException, UnsupportedEncodingException {
TupleQueryResultFormat format = getTupleFormat();
ByteArrayOutputStream out = new ByteArrayOutputStream(4096);
TupleQueryResultWriter writer = QueryResultIO.createTupleWriter(format, out);
writer.startDocument();
writer.startHeader();
writer.handleLinks(Arrays.<String>asList());
QueryResults.report(results, writer);
return out.toString("UTF-8");
}
protected void assertQueryResultsEqual(TupleQueryResult expected, TupleQueryResult output)
throws QueryEvaluationException, TupleQueryResultHandlerException,
QueryResultHandlerException, UnsupportedEncodingException {
MutableTupleQueryResult r1 = new MutableTupleQueryResult(expected);
MutableTupleQueryResult r2 = new MutableTupleQueryResult(output);
if (!QueryResults.equals(r1, r2)) {
r1.beforeFirst();
r2.beforeFirst();
assertEquals(toString(r1), toString(r2));
r2.beforeFirst();
fail(toString(r2));
}
}