FixedEndpointEnhancedSpringTest.java

/*
 * Copyright (C) Scott Cranton, Jakub Korab, and Christian Posta
 * https://github.com/CamelCookbook
 *
 * 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.camelcookbook.examples.testing.advicewith;

import org.apache.camel.ProducerTemplate;
import org.apache.camel.builder.AdviceWithRouteBuilder;
import org.apache.camel.component.mock.MockEndpoint;
import org.apache.camel.model.ModelCamelContext;
import org.apache.camel.test.spring.CamelSpringJUnit4ClassRunner;
import org.apache.camel.test.spring.UseAdviceWith;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.test.annotation.DirtiesContext;
import org.springframework.test.context.ContextConfiguration;

/**
 * Test class that uses Camel's built-in AOP functionality to override the fixed endpoints.
 */
@RunWith(CamelSpringJUnit4ClassRunner.class)
@ContextConfiguration({"/META-INF/spring/fixedEndpoints-context.xml"})
@DirtiesContext(classMode = DirtiesContext.ClassMode.AFTER_EACH_TEST_METHOD)
@UseAdviceWith(true)
public class FixedEndpointEnhancedSpringTest {

    @Autowired
    private ModelCamelContext context;

    @Test
    public void testOverriddenEndpoints() throws Exception {
        context.getRouteDefinition("modifyPayloadBetweenQueues")
            .adviceWith(context, new AdviceWithRouteBuilder() {
                @Override
                public void configure() throws Exception {
                    replaceFromWith("direct:in");

                    interceptSendToEndpoint("activemq:out")
                        .skipSendToOriginalEndpoint()
                        .to("mock:out");
                }
            });
        context.start();

        MockEndpoint out = context.getEndpoint("mock:out", MockEndpoint.class);
        out.setExpectedMessageCount(1);
        out.message(0).body().isEqualTo("Modified: Cheese");

        ProducerTemplate template = context.createProducerTemplate();
        template.sendBody("direct:in", "Cheese");

        out.assertIsSatisfied();
    }
}