// Multiple threadPool calls should work
        request.threadPool(pool1);
        request.threadPool(pool2);

        assertNotNull(request);
    }

    @Test
    public void testOnConnectWithNull() {
        CurlRequest request = new CurlRequest(Method.GET, "https://example.com");

        // Setting onConnect to null should work
        request.onConnect(null);

        assertNotNull(request);