/**
 * 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;

import java.io.File;

import org.w3c.dom.Document;

import org.apache.camel.ContextTestSupport;
import org.apache.camel.builder.RouteBuilder;
import org.apache.camel.component.mock.MockEndpoint;


import static org.apache.camel.builder.xml.XPathBuilder.xpath;

/**
 * @version $Revision$
 */
public class XPathToFileTest extends ContextTestSupport {

    @Override
    protected void setUp() throws Exception {
        deleteDirectory("target/xpath");
        super.setUp();
    }

    public void testXPathToFile() throws Exception {
        MockEndpoint mock = getMockEndpoint("mock:result");
        mock.expectedMessageCount(2);

        String xml = "<foo><person id=\"1\">Claus<country>SE</country></person>"
                + "<person id=\"2\">Jonathan<country>CA</country></person></foo>";
        Document doc = context.getTypeConverter().convertTo(Document.class, xml);

        template.sendBody("direct:start", doc);

        assertMockEndpointsSatisfied();

        File first = new File("target/xpath/xpath-0.xml").getAbsoluteFile();
        assertTrue("File xpath-0.xml should exists", first.exists());
        assertEquals("<person id=\"1\">Claus<country>SE</country></person>", context.getTypeConverter().convertTo(String.class, first));

        File second = new File("target/xpath/xpath-1.xml").getAbsoluteFile();
        assertTrue("File xpath-1.xml should exists", second.exists());
        assertEquals("<person id=\"2\">Jonathan<country>CA</country></person>", context.getTypeConverter().convertTo(String.class, second));
    }

    @Override
    protected RouteBuilder createRouteBuilder() throws Exception {
        return new RouteBuilder() {
            @Override
            public void configure() throws Exception {
                from("direct:start")
                    .split(xpath("/foo/person"))
                        .log("${bodyAs(String)}")
                        .to("file://target/xpath?fileName=xpath-${property.CamelSplitIndex}.xml")
                        .to("mock:result");
            }
        };
    }
}
