content: /*
   * 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.fop;
  
  import java.io.File;
  import java.io.FileInputStream;
  
  import org.apache.camel.EndpointInject;
  import org.apache.camel.Exchange;
  import org.apache.camel.Produce;
  import org.apache.camel.ProducerTemplate;
  import org.apache.camel.builder.RouteBuilder;
  import org.apache.camel.component.mock.MockEndpoint;
  import org.apache.camel.test.junit5.CamelTestSupport;
  import org.apache.pdfbox.Loader;
  import org.apache.pdfbox.pdmodel.PDDocument;
  import org.junit.jupiter.api.Test;
  
  import static org.apache.camel.test.junit5.TestSupport.deleteDirectory;
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertTrue;
  
  public class FopComponentTest extends CamelTestSupport {
  
      @EndpointInject("mock:result")
      protected MockEndpoint resultEndpoint;
  
      @Produce("direct:start")
      protected ProducerTemplate template;
  
      @Override
      public void doPreSetup() {
          deleteDirectory("target/data");
      }
  
      @Test
      public void createPdfUsingXmlDataAndXsltTransformation() throws Exception {
          resultEndpoint.expectedMessageCount(1);
          FileInputStream inputStream = new FileInputStream("src/test/data/xml/data.xml");
  
          template.sendBody(inputStream);
          resultEndpoint.assertIsSatisfied();
  
          PDDocument document = Loader.loadPDF(new File("target/data/result.pdf"));
          String pdfText = FopHelper.extractTextFrom(document);
          assertTrue(pdfText.contains("Project"));    //from xsl template
          assertTrue(pdfText.contains("John Doe"));   //from data xml
  
          // assert on the header "foo" being populated
          Exchange exchange = resultEndpoint.getReceivedExchanges().get(0);
          assertEquals("bar", exchange.getIn().getHeader("foo"), "Header value is lost!");
      }
  
      @Override
      protected RouteBuilder createRouteBuilder() {
          return new RouteBuilder() {
              public void configure() {
                  from("direct:start")
                          .to("xslt:xslt/template.xsl")
                          .setHeader("foo", constant("bar"))
                          .to("fop:pdf")
                          .setHeader(Exchange.FILE_NAME, constant("result.pdf"))
                          .to("file:target/data")
                          .to("mock:result");
              }
          };
      }
  }
  