SftpSimpleConsumeStreamingPartialReadTest.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.file.remote.sftp;

import java.io.File;
import java.io.InputStream;

import org.apache.camel.Exchange;
import org.apache.camel.Processor;
import org.apache.camel.builder.RouteBuilder;
import org.apache.camel.component.file.GenericFile;
import org.apache.camel.component.mock.MockEndpoint;
import org.junit.Test;

/**
 * Tests that a file move can occur on the server even if the remote stream was only partially read.
 *
 * @version 
 */
public class SftpSimpleConsumeStreamingPartialReadTest extends SftpServerTestSupport {

    @Test
    public void testSftpSimpleConsume() throws Exception {
        if (!canTest()) {
            return;
        }

        String expected = "Hello World";

        // create file using regular file
        template.sendBodyAndHeader("file://" + FTP_ROOT_DIR, expected, Exchange.FILE_NAME, "hello.txt");

        MockEndpoint mock = getMockEndpoint("mock:result");
        mock.expectedMessageCount(1);
        mock.expectedHeaderReceived(Exchange.FILE_NAME, "hello.txt");
        
        context.startRoute("foo");

        assertMockEndpointsSatisfied();
        GenericFile<?> remoteFile1 = (GenericFile<?>) mock.getExchanges().get(0).getIn().getBody();
        assertTrue(remoteFile1.getBody() instanceof InputStream);
        
        // Wait a little bit for the move to finish.
        Thread.sleep(2000);
        
        File resultFile = new File(FTP_ROOT_DIR + File.separator + "failed", "hello.txt");
        assertTrue(resultFile.exists());
        assertFalse(resultFile.isDirectory());
    }

    @Override
    protected RouteBuilder createRouteBuilder() throws Exception {
        return new RouteBuilder() {
            @Override
            public void configure() throws Exception {
                from("sftp://localhost:" + getPort() + "/" + FTP_ROOT_DIR
                         + "?username=admin&password=admin&delay=10s&disconnect=true&streamDownload=true"
                         + "&move=done&moveFailed=failed")
                    .routeId("foo").noAutoStartup()
                    .process(new Processor() {
                        
                        @Override
                        public void process(Exchange exchange) throws Exception {
                            exchange.getIn().getBody(InputStream.class).read();
                        }
                    })
                    .to("mock:result")
                    .process(new Processor() {
                        
                        @Override
                        public void process(Exchange exchange) throws Exception {
                            throw new Exception("INTENTIONAL ERROR");
                        }
                    });
            }
        };
    }
}