@BeforeEach
    public void setUp() {
        httpConfig = new HttpConfig();
        httpConfig.setUrl(URL);
        httpConfig.setDelayTime(DELAY_TIME);
        httpConfig.setConnectionTimeout(CONNECTION_TIMEOUT);
        that = new HttpConfig();
        that.setUrl(URL);
        that.setDelayTime(DELAY_TIME);
        that.setConnectionTimeout(CONNECTION_TIMEOUT);
    }
add test case for {@link HttpConfig}.
shenyu-sync-data-center/shenyu-sync-data-http/src/test/java/org/apache/shenyu/sync/data/http/config/HttpConfigTest.java