InboundMessageMapperAspectTest.java

/**
 * Copyright (c) 2009-2011 VMware, Inc. All Rights Reserved.
 *
 * 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 com.springsource.insight.plugin.integration.gateway;

import org.junit.Test;
import org.mockito.Mockito;
import org.springframework.integration.gateway.MessagingGatewaySupport;
import org.springframework.integration.mapping.InboundMessageMapper;

import com.springsource.insight.collection.test.AbstractCollectionTestSupport;

/**
 *
 */
public class InboundMessageMapperAspectTest extends AbstractCollectionTestSupport {
    public InboundMessageMapperAspectTest() {
        super();
    }

    @Test
    public void testHasRequestMapperIntroduction() {
        MessagingGatewaySupport support = new TestMessagingGatewaySupport();
        assertInstanceOf(support.getClass().getSimpleName() + " " + HasRequestMapper.class.getSimpleName() + " ?",
                support, HasRequestMapper.class);
    }

    @Test
    public void testRequestMapperTagging() {
        InboundMessageMapper<?> expected = Mockito.mock(InboundMessageMapper.class);
        MessagingGatewaySupport support = new TestMessagingGatewaySupport();
        support.setRequestMapper(expected);

        assertInstanceOf(support.getClass().getSimpleName() + " " + HasRequestMapper.class.getSimpleName() + " ?",
                support, HasRequestMapper.class);
        HasRequestMapper mapperAccess = (HasRequestMapper) support;
        Object actual = mapperAccess.__getRequestMapper();
        assertSame("Mismatched mapper instances", expected, actual);
    }

    public static class TestMessagingGatewaySupport extends MessagingGatewaySupport {
        private InboundMessageMapper<?> lastSetMapper;

        public TestMessagingGatewaySupport() {
            super();
        }

        @Override
        public void setRequestMapper(InboundMessageMapper<?> requestMapper) {
            super.setRequestMapper(requestMapper);
            lastSetMapper = requestMapper;
        }

        public InboundMessageMapper<?> getLastSetMapper() {
            return lastSetMapper;
        }
    }
}