SpringAggregateABCEagerTest.java

package camelinaction;

import org.apache.camel.component.mock.MockEndpoint;
import org.apache.camel.test.spring.CamelSpringTestSupport;
import org.junit.Test;
import org.springframework.context.support.AbstractXmlApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;

/**
 * The sample example as {@link AggregateABCEagerTest} but using Spring XML instead.
 * <p/>
 * Please see code comments in the other example.
 *
 * @see camelinaction.MyEndAggregationStrategy
 */
public class SpringAggregateABCEagerTest extends CamelSpringTestSupport {

    @Override
    protected AbstractXmlApplicationContext createApplicationContext() {
        return new ClassPathXmlApplicationContext("META-INF/spring/aggregate-abc-eager.xml");
    }

    @Test
    public void testABCEager() throws Exception {
        MockEndpoint mock = getMockEndpoint("mock:result");
        // we expect ABC in the published message
        // notice: Only 1 message is expected
        mock.expectedBodiesReceived("ABC");

        // send the first message
        template.sendBodyAndHeader("direct:start", "A", "myId", 1);
        // send the 2nd message with the same correlation key
        template.sendBodyAndHeader("direct:start", "B", "myId", 1);
        // the F message has another correlation key
        template.sendBodyAndHeader("direct:start", "F", "myId", 2);
        // now we have 3 messages with the same correlation key
        // and the Aggregator should publish the message
        template.sendBodyAndHeader("direct:start", "C", "myId", 1);
        // and now the END message to trigger completion
        template.sendBodyAndHeader("direct:start", "END", "myId", 1);

        assertMockEndpointsSatisfied();
    }

}