components/camel-disruptor/src/test/java/org/apache/camel/component/disruptor/FileDisruptorShutdownCompleteAllTasksTest.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.apache.camel.component.disruptor;
import org.apache.camel.Exchange;
import org.apache.camel.ShutdownRunningTask;
import org.apache.camel.builder.RouteBuilder;
import org.apache.camel.component.mock.MockEndpoint;
import org.apache.camel.test.junit4.CamelTestSupport;
import org.junit.Before;
import org.junit.Test;

public class FileDisruptorShutdownCompleteAllTasksTest extends CamelTestSupport {

    @Override
    @Before
    public void setUp() throws Exception {
        deleteDirectory("target/disruptor");
        super.setUp();
    }

    @Test
    public void testShutdownCompleteAllTasks() throws Exception {
        final String url = "file:target/disruptor";
        template.sendBodyAndHeader(url, "A", Exchange.FILE_NAME, "a.txt");
        template.sendBodyAndHeader(url, "B", Exchange.FILE_NAME, "b.txt");
        template.sendBodyAndHeader(url, "C", Exchange.FILE_NAME, "c.txt");
        template.sendBodyAndHeader(url, "D", Exchange.FILE_NAME, "d.txt");
        template.sendBodyAndHeader(url, "E", Exchange.FILE_NAME, "e.txt");

        // give it 20 seconds to shutdown
        context.getShutdownStrategy().setTimeout(20 * 100000);

        context.addRoutes(new RouteBuilder() {
            @Override
            public void configure() throws Exception {
                from(url).routeId("route1")
                        // let it complete all tasks during shutdown
                        .shutdownRunningTask(ShutdownRunningTask.CompleteAllTasks).to("log:delay").delay(1000)
                        .to("disruptor:foo?size=8");

                from("disruptor:foo?size=8").routeId("route2").to("log:bar").to("mock:bar");
            }
        });
        context.start();

        final MockEndpoint bar = getMockEndpoint("mock:bar");
        bar.expectedMinimumMessageCount(1);

        assertMockEndpointsSatisfied();

        // shutdown during processing
        context.stop();

        // should route all 5
        assertEquals("Should complete all messages", 5, bar.getReceivedCounter());
    }
}