@Test(expected = IllegalStateException.class)
public void testSendToUnreadyNode() {
RequestSend send = new RequestSend(5,
client.nextRequestHeader(ApiKeys.METADATA),
new MetadataRequest(Arrays.asList("test")).toStruct());
ClientRequest request = new ClientRequest(time.milliseconds(), false, send, null);
client.poll(Arrays.asList(request), 1, time.milliseconds());
}