private void setupRateLimiter() throws IOException {
        String pluginResult = initPlugin(PluginEnum.RATE_LIMITER.getName(), "{\"mode\":\"standalone\",\"master\":\"mymaster\",\"url\":\"shenyu-redis:6379\",\"password\":\"abc\"}");
        assertThat(pluginResult, is("success"));
        String selectorAndRulesResult = initSelectorAndRules(PluginEnum.RATE_LIMITER.getName(), "", buildSelectorConditionList(), buildRuleLocalDataList4RateLimiter());
        assertThat(selectorAndRulesResult, is("success"));
    }
The integrated test for combination plugins about request.
shenyu-integrated-test/shenyu-integrated-test-combination/src/test/java/org/apache/shenyu/integrated/test/combination/RpcAndRequestPluginTest.java