@Test
public void testHandleQueuedRequestNoCircuitMapping(TestContext context){

    Async async = context.async();
    HttpRequest req = new HttpRequest(HttpMethod.PUT, "/playground/circuitBreaker/test", MultiMap.caseInsensitiveMultiMap(), null);
    Mockito.when(ruleToCircuitMapping.getCircuitFromRequestUri(anyString())).thenReturn(null);
    queueCircuitBreaker.handleQueuedRequest("someQueue", req).setHandler(event -> {
        context.assertTrue(event.failed());
        context.assertNotNull(event.cause());
        context.assertTrue(event.cause().getMessage().contains("no rule to circuit mapping found for queue"));
        async.complete();
    });
    async.awaitSuccess();
}