@Test
    public void testGetOrder() {
        assertEquals(PluginEnum.WEB_CLIENT.getCode(), webClientPlugin.getOrder());
    }
test case for WebClientPlugin {@link WebClientPlugin#getOrder()}.
shenyu-plugin/shenyu-plugin-httpclient/src/test/java/org/apache/shenyu/plugin/httpclient/WebClientPluginTest.java