components/camel-optaplanner/src/test/java/org/apache/camel/component/optaplanner/OptaPlannerAsyncSolverTest.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.optaplanner;

import org.apache.camel.builder.RouteBuilder;
import org.apache.camel.test.junit4.CamelTestSupport;
import org.junit.Test;
import org.optaplanner.examples.cloudbalancing.domain.CloudBalance;
import org.optaplanner.examples.cloudbalancing.persistence.CloudBalancingGenerator;

/**
 * OptaPlanner unit test with Camel
 */
public class OptaPlannerAsyncSolverTest extends CamelTestSupport {

    @Test
    public void testAsynchronousProblemSolving() throws Exception {
        getMockEndpoint("mock:result").setExpectedCount(1);
        CloudBalancingGenerator generator = new CloudBalancingGenerator(true);
        final CloudBalance planningProblem = generator.createCloudBalance(4, 12);
        assertNull(planningProblem.getScore());
        assertNull(planningProblem.getProcessList().get(0).getComputer());

        template.requestBody("direct:in", planningProblem);
        getMockEndpoint("mock:result").assertIsSatisfied();

        CloudBalance bestSolution = (CloudBalance) template.requestBody("direct:in", "foo");

        assertEquals(4, bestSolution.getComputerList().size());
        assertEquals(12, bestSolution.getProcessList().size());
        assertNotNull(bestSolution.getScore());
        assertTrue(bestSolution.getScore().isFeasible());
        assertNotNull(bestSolution.getProcessList().get(0).getComputer());
    }

    protected RouteBuilder createRouteBuilder() {
        return new RouteBuilder() {
            public void configure() {
                from("direct:in").
                        to("optaplanner:org/apache/camel/component/optaplanner/solverConfig.xml?async=true");

                from("optaplanner:org/apache/camel/component/optaplanner/solverConfig.xml").
                        to("log:com.mycompany.order?showAll=true&multiline=true").
                        to("mock:result");
            }
        };
    }

}