assertFalse(this.modelset.containsStatements(a, blankNode, RDF.type, RDF.Statement));
// test also the method where the resource is passed
stmt = this.modelset.createStatement(a, subject, predicate, object);
URI u = this.modelset.newRandomUniqueURI();
Resource reified = this.modelset.addReificationOf(stmt, u);
assertEquals(u, reified);
assertTrue(this.modelset.containsStatements(a, u, RDF.subject, subject));
assertTrue(this.modelset.containsStatements(a, u, RDF.predicate, predicate));
assertTrue(this.modelset.containsStatements(a, u, RDF.object, object));
assertTrue(this.modelset.containsStatements(a, u, RDF.type, RDF.Statement));