private static Quad quad1 = SSE.parseQuad("(<g> <s> <p> <o>)") ;
@Test public void stream_count_01() {
StreamRDFCounting stream = StreamRDFLib.count() ;
stream.start();
assertEquals(0, stream.count()) ;
stream.triple(triple1) ;
assertEquals(1, stream.count()) ;
stream.triple(triple1) ;
assertEquals(2, stream.count()) ;