dubbo-rpc-default/src/test/java/com/alibaba/dubbo/rpc/protocol/dubbo/RpcFilterTest.java

/*
 * Copyright 1999-2011 Alibaba Group.
 *  
 * 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.alibaba.dubbo.rpc.protocol.dubbo;

import junit.framework.TestCase;

import com.alibaba.dubbo.common.URL;
import com.alibaba.dubbo.common.extension.ExtensionLoader;
import com.alibaba.dubbo.rpc.Protocol;
import com.alibaba.dubbo.rpc.ProxyFactory;
import com.alibaba.dubbo.rpc.protocol.dubbo.support.DemoService;
import com.alibaba.dubbo.rpc.protocol.dubbo.support.DemoServiceImpl;
import com.alibaba.dubbo.rpc.service.EchoService;

public class RpcFilterTest extends TestCase
{
    private Protocol protocol = ExtensionLoader.getExtensionLoader(Protocol.class).getAdaptiveExtension();
    private ProxyFactory proxy = ExtensionLoader.getExtensionLoader(ProxyFactory.class).getAdaptiveExtension();
    
	public void testRpcFilter() throws Exception
	{
		DemoService service = new DemoServiceImpl();
		URL url = URL.valueOf("dubbo://127.0.0.1:9010/com.alibaba.dubbo.rpc.DemoService?service.filter=echo");
		protocol.export(proxy.getInvoker(service, DemoService.class, url));
		service = proxy.getProxy(protocol.refer(DemoService.class, url));
		assertEquals("123",service.echo("123"));
		// cast to EchoService
		EchoService echo = proxy.getProxy(protocol.refer(EchoService.class, url));
		assertEquals(echo.$echo("test"), "test");
		assertEquals(echo.$echo("abcdefg"), "abcdefg");
		assertEquals(echo.$echo(1234), 1234);
	}

}