io.spring.cloud.BatchEventsApplicationTests.java Source code

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Here is the source code for io.spring.cloud.BatchEventsApplicationTests.java

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/*
 *  Copyright 2016 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 io.spring.cloud;

import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;

import org.junit.After;
import org.junit.Assert;
import org.junit.ClassRule;
import org.junit.Test;

import org.springframework.boot.SpringApplication;
import org.springframework.cloud.stream.annotation.EnableBinding;
import org.springframework.cloud.stream.annotation.StreamListener;
import org.springframework.cloud.stream.binder.test.junit.rabbit.RabbitTestSupport;
import org.springframework.cloud.stream.messaging.Sink;
import org.springframework.cloud.task.batch.listener.support.JobExecutionEvent;
import org.springframework.context.ConfigurableApplicationContext;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.PropertySource;

public class BatchEventsApplicationTests {

    @ClassRule
    public static RabbitTestSupport rabbitTestSupport = new RabbitTestSupport();

    // Count for two job execution events per task
    static CountDownLatch jobExecutionLatch = new CountDownLatch(2);

    private ConfigurableApplicationContext context;

    @After
    public void cleanup() {
        if (context != null && context.isActive()) {
            context.close();
        }
    }

    @Test
    public void testExecution() throws Exception {
        SpringApplication.run(JobExecutionListenerBinding.class, "--spring.main.web-environment=false");
        SpringApplication.run(BatchEventsApplication.class, "--server.port=0",
                "--spring.cloud.stream.bindings.output.producer.requiredGroups=testgroup");
        Assert.assertTrue("The latch did not count down to zero before timeout",
                jobExecutionLatch.await(60, TimeUnit.SECONDS));
    }

    @EnableBinding(Sink.class)
    @PropertySource("classpath:io/spring/task/listener/job-listener-sink-channel.properties")
    @Configuration
    public static class JobExecutionListenerBinding {

        @StreamListener(Sink.INPUT)
        public void receive(JobExecutionEvent execution) {
            Assert.assertEquals(String.format("Job name should be job"), "job",
                    execution.getJobInstance().getJobName());
            jobExecutionLatch.countDown();
        }
    }

}