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.dns;
  
  import java.util.HashMap;
  import java.util.Map;
  
  import org.apache.camel.EndpointInject;
  import org.apache.camel.Exchange;
  import org.apache.camel.Predicate;
  import org.apache.camel.Produce;
  import org.apache.camel.ProducerTemplate;
  import org.apache.camel.component.mock.MockEndpoint;
  import org.apache.camel.test.spring.junit5.CamelSpringTestSupport;
  import org.junit.jupiter.api.Disabled;
  import org.junit.jupiter.api.Test;
  import org.springframework.context.support.AbstractApplicationContext;
  import org.springframework.context.support.ClassPathXmlApplicationContext;
  import org.xbill.DNS.Record;
  
  import static org.junit.jupiter.api.Assertions.assertTrue;
  import static org.junit.jupiter.api.Assertions.fail;
  
  /**
   * A set of test cases to make DNS lookups.
   */
  public class DnsLookupEndpointSpringTest extends CamelSpringTestSupport {
  
      @EndpointInject("mock:result")
      protected MockEndpoint resultEndpoint;
  
      @Produce("direct:start")
      protected ProducerTemplate template;
  
      @Test
      void testDNSWithNoHeaders() throws Exception {
          resultEndpoint.expectedMessageCount(0);
          try {
              template.sendBody("hello");
              fail("Should have thrown exception");
          } catch (Exception t) {
              assertTrue(t.getCause() instanceof IllegalArgumentException);
          }
          resultEndpoint.assertIsSatisfied();
      }
  
      @Test
      void testDNSWithEmptyNameHeader() throws Exception {
          resultEndpoint.expectedMessageCount(0);
          try {
              template.sendBodyAndHeader("hello", "dns.name", "");
              fail("Should have thrown exception");
          } catch (Exception t) {
              assertTrue(t.getCause() instanceof IllegalArgumentException, t.toString());
          }
          resultEndpoint.assertIsSatisfied();
      }
  
      @Test
      @Disabled("Testing behind nat produces timeouts")
      void testDNSWithNameHeader() throws Exception {
          resultEndpoint.expectedMessageCount(1);
          resultEndpoint.expectedMessagesMatches(new Predicate() {
              public boolean matches(Exchange exchange) {
                  Record[] record = (Record[]) exchange.getIn().getBody();
                  return record[0].getName().toString().equals("www.example.com.");
              }
          });
          Map<String, Object> headers = new HashMap<>();
          headers.put("dns.name", "www.example.com");
          template.sendBodyAndHeaders("hello", headers);
          resultEndpoint.assertIsSatisfied();
      }
  
      @Test
      @Disabled("Testing behind nat produces timeouts")
      void testDNSWithNameHeaderAndType() throws Exception {
          resultEndpoint.expectedMessageCount(1);
          resultEndpoint.expectedMessagesMatches(new Predicate() {
              public boolean matches(Exchange exchange) {
                  Record[] record = (Record[]) exchange.getIn().getBody();
                  return record[0].getName().toString().equals("www.example.com.");
              }
          });
          Map<String, Object> headers = new HashMap<>();
          headers.put("dns.name", "www.example.com");
          headers.put("dns.type", "A");
          template.sendBodyAndHeaders("hello", headers);
          resultEndpoint.assertIsSatisfied();
      }
  
      @Override
      protected AbstractApplicationContext createApplicationContext() {
          return new ClassPathXmlApplicationContext("DNSLookup.xml");
      }
  }
  