core/camel-core/src/test/java/org/apache/camel/component/file/FileConsumerRelativeFileNameTest.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
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package org.apache.camel.component.file;

import org.apache.camel.ContextTestSupport;
import org.apache.camel.Exchange;
import org.apache.camel.builder.RouteBuilder;
import org.apache.camel.component.mock.MockEndpoint;
import org.junit.jupiter.api.Test;

public class FileConsumerRelativeFileNameTest extends ContextTestSupport {

    @Test
    public void testValidFilenameOnExchange() throws Exception {
        MockEndpoint mock = getMockEndpoint("mock:result");
        mock.expectedMessageCount(2);
        // should have file name header set
        mock.allMessages().header(Exchange.FILE_NAME).isNotNull();

        // the file name is also starting with filename-consumer
        template.sendBodyAndHeader(fileUri("filename-consumer"), "Hello World", Exchange.FILE_NAME,
                testFile("filename-consumer-hello.txt").getFileName().toString());
        template.sendBodyAndHeader(fileUri("filename-consumer"), "Bye World", Exchange.FILE_NAME,
                testFile("filename-consumer-bye.txt").getFileName().toString());

        context.getRouteController().startAllRoutes();

        assertMockEndpointsSatisfied();

        // and expect name to contain filename-consumer-XXX.txt
        assertDirectoryEquals(testFile("filename-consumer-bye.txt").getFileName().toString(),
                mock.getReceivedExchanges().get(0).getIn().getHeader(Exchange.FILE_NAME, String.class));
        assertDirectoryEquals(testFile("filename-consumer-hello.txt").getFileName().toString(),
                mock.getReceivedExchanges().get(1).getIn().getHeader(Exchange.FILE_NAME, String.class));
    }

    @Override
    protected RouteBuilder createRouteBuilder() {
        return new RouteBuilder() {
            @Override
            public void configure() {
                from(fileUri("filename-consumer?initialDelay=0&delay=10&recursive=true&sortBy=file:name"))
                        .noAutoStartup().to("mock:result");
            }
        };
    }
}