assertTrue(((FaultTolerantClient) client).getCrawlerClient() instanceof HcHttpClient);

        url = "https://hoge.com/";
        client = clientFactory.getClient(url);
        assertNotNull(client);
        assertTrue(client instanceof FaultTolerantClient);
        assertTrue(((FaultTolerantClient) client).getCrawlerClient() instanceof HcHttpClient);

        url = "file:/home/hoge";

        client.close();
    }

    /**
     * Returns the underlying CrawlerClient.
     * @return The CrawlerClient instance.
     */
    public CrawlerClient getCrawlerClient() {
        return client;
    }

    /**
     * Sets the underlying CrawlerClient.
     * @param client The CrawlerClient instance to set.
     */