RestletMultiMethodsEndpointTest.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.restlet;

import java.util.Locale;

import org.apache.camel.Exchange;
import org.apache.camel.Processor;
import org.apache.camel.builder.RouteBuilder;
import org.apache.http.Header;
import org.apache.http.HttpResponse;
import org.apache.http.client.methods.HttpDelete;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.client.methods.HttpPut;
import org.junit.Test;
import org.restlet.data.Status;

/**
 * This unit test verifies a single route can service multiple methods.
 * 
 * @version 
 */
public class RestletMultiMethodsEndpointTest extends RestletTestSupport {

    @Test
    public void testPostMethod() throws Exception {
        HttpResponse response = doExecute(new HttpPost("http://localhost:" + portNum + "/users/homer"));

        assertHttpResponse(response, 200, "text/plain", "POST");
    }

    @Test
    public void testPutMethod() throws Exception {
        HttpResponse response = doExecute(new HttpPut("http://localhost:" + portNum + "/users/homer"));

        assertHttpResponse(response, 200, "text/plain", "PUT");
    }

    @Test
    public void testGetMethod() throws Exception {
        HttpResponse response = doExecute(new HttpGet("http://localhost:" + portNum + "/users/homer"));

        assertHttpResponse(response, 200, "text/plain", "GET");
    }

    @Test
    public void testDeleteMethod() throws Exception {
        HttpResponse response = doExecute(new HttpDelete("http://localhost:" + portNum + "/users/homer"));

        // delete is not allowed so we return 405
        assertEquals(Status.CLIENT_ERROR_METHOD_NOT_ALLOWED.getCode(), response.getStatusLine().getStatusCode());

        Header header = response.getFirstHeader("Allow");
        assertNotNull(header);
        String value = header.getValue().toUpperCase(Locale.US);
        assertTrue("POST should be allowed", value.contains("POST"));
        assertTrue("GET should be allowed", value.contains("GET"));
        assertTrue("PUT should be allowed", value.contains("PUT"));
    }

    protected RouteBuilder createRouteBuilder() {
        return new RouteBuilder() {
            @Override
            public void configure() throws Exception {
                // START SNIPPET: routeDefinition
                from("restlet:http://localhost:" + portNum + "/users/{username}?restletMethods=post,get,put")
                    .process(new Processor() {
                        public void process(Exchange exchange) throws Exception {
                            // echo the method
                            exchange.getOut().setBody(exchange.getIn().getHeader(Exchange.HTTP_METHOD, String.class));
                        }
                    });
                // END SNIPPET: routeDefinition
            }
        };
    }
}