assertNotNull(first);
        // Weight should be highest
        assertTrue(first.getWeight() >= 1);

        urlQueueService.delete(sessionId);
    }

    @Test
    public void test_offerAll_emptyListTx() {
        final String sessionId = "offer_session1";
        final List<OpenSearchUrlQueue> emptyList = new ArrayList<>();

        // Should not throw exception