.createGSSQueryContainment();
GSSQuery query = QueryFactory.eINSTANCE.createGSSQuery();
query.setUsername(username);
query.setUuid("id");
query.setTimestamp("now");
new AddGSSQuery(gssQueryContainment, query).runWithoutUnicaseCommand();
assertEquals(1, gssQueryContainment.getGssQueries().size());
GSSQuery query_ = (GSSQuery) gssQueryContainment.getGssQueries().get(0);
assertEquals(query, query_);
assertEquals(username, query_.getUsername());