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.mail;
  
  import org.apache.camel.attachment.AttachmentMessage;
  import org.apache.camel.builder.RouteBuilder;
  import org.apache.camel.component.mail.Mailbox.MailboxUser;
  import org.apache.camel.component.mail.Mailbox.Protocol;
  import org.apache.camel.component.mock.MockEndpoint;
  import org.apache.camel.test.junit5.CamelTestSupport;
  import org.junit.jupiter.api.Test;
  
  import static org.junit.jupiter.api.Assertions.assertFalse;
  
  /**
   * Unit test for Mail subject support.
   */
  public class MailSubjectTest extends CamelTestSupport {
      private static final MailboxUser james2 = Mailbox.getOrCreateUser("james2", "secret");
      private String subject = "Camel rocks";
  
      @Test
      public void testMailSubject() throws Exception {
          Mailbox.clearAll();
  
          String body = "Hello Claus.\r\nYes it does.\r\n\r\nRegards James.";
  
          MockEndpoint mock = getMockEndpoint("mock:result");
          mock.expectedMessageCount(1);
          mock.expectedHeaderReceived("subject", subject);
          mock.expectedBodiesReceived(body);
  
          template.sendBody("direct:a", body);
  
          mock.assertIsSatisfied();
  
          assertFalse(mock.getExchanges().get(0).getIn(AttachmentMessage.class).hasAttachments(), "Should not have attachements");
      }
  
      @Override
      protected RouteBuilder createRouteBuilder() {
          return new RouteBuilder() {
              public void configure() {
                  // START SNIPPET: e1
                  from("direct:a").setHeader("subject", constant(subject)).to(james2.uriPrefix(Protocol.smtp));
                  // END SNIPPET: e1
  
                  from(james2.uriPrefix(Protocol.imap) + "&initialDelay=100&delay=100").to("mock:result");
              }
          };
      }
  }
  