ServerShutdownTest.java

/*
 * Copyright (c) 2008-2017 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.cometd.server;

import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeUnit;

import org.eclipse.jetty.client.api.ContentResponse;
import org.eclipse.jetty.client.api.Request;
import org.eclipse.jetty.client.util.FutureResponseListener;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;

public class ServerShutdownTest extends AbstractBayeuxClientServerTest {
    public ServerShutdownTest(String serverTransport) {
        super(serverTransport);
    }

    @Before
    public void prepare() throws Exception {
        startServer(null);
    }

    @Test
    public void testServerShutdown() throws Exception {
        Request handshake = newBayeuxRequest("" +
                "[{" +
                "\"channel\": \"/meta/handshake\"," +
                "\"version\": \"1.0\"," +
                "\"minimumVersion\": \"1.0\"," +
                "\"supportedConnectionTypes\": [\"long-polling\"]" +
                "}]");
        ContentResponse response = handshake.send();
        Assert.assertEquals(200, response.getStatus());

        String clientId = extractClientId(response);

        Request connect = newBayeuxRequest("" +
                "[{" +
                "\"channel\": \"/meta/connect\"," +
                "\"clientId\": \"" + clientId + "\"," +
                "\"connectionType\": \"long-polling\"," +
                "\"advice\": { \"timeout\": 0 }" +
                "}]");
        response = connect.send();

        Assert.assertEquals(200, response.getStatus());

        connect = newBayeuxRequest("" +
                "[{" +
                "\"channel\": \"/meta/connect\"," +
                "\"clientId\": \"" + clientId + "\"," +
                "\"connectionType\": \"long-polling\"" +
                "}]");
        FutureResponseListener futureResponse = new FutureResponseListener(connect);
        connect.send(futureResponse);

        // Wait for the connect to arrive to the server
        Thread.sleep(1000);

        // Shutdown the server
        server.stop();
        server.join();

        // Expect the connect to be back with an exception
        try {
            futureResponse.get(timeout * 2, TimeUnit.SECONDS);
            Assert.fail();
        } catch (ExecutionException expected) {
        }
    }
}