@Test
    public void testGetOrder() {
        final int result = sentinelPlugin.getOrder();
        assertEquals(PluginEnum.SENTINEL.getCode(), result);
    }
Test chain.execute doOnSuccess return other status.
shenyu-plugin/shenyu-plugin-fault-tolerance/shenyu-plugin-sentinel/src/test/java/org/apache/shenyu/plugin/sentinel/SentinelPluginTest.java