assertEquals(Long.valueOf(123456790L), queue.getLastModified());
            }
        }

        assertTrue(foundPage1);
        assertTrue(foundPage2);
    }

    public void test_generateUrlQueuesEmpty() {
        // Setup
        String previousSessionId = "prevSession";
        String sessionId = "newSession";
        Queue<UrlQueueImpl<Long>> newQueue = new LinkedList<>();