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   * 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.jira.springboot.test;
  
  import static org.apache.camel.component.jira.JiraConstants.CHILD_ISSUE_KEY;
  import static org.apache.camel.component.jira.JiraConstants.JIRA_REST_CLIENT_FACTORY;
  import static org.apache.camel.component.jira.JiraConstants.LINK_TYPE;
  import static org.apache.camel.component.jira.JiraConstants.PARENT_ISSUE_KEY;
  import static org.apache.camel.component.jira.springboot.test.Utils.createIssue;
  import static org.apache.camel.component.jira.springboot.test.Utils.createIssueWithLinks;
  import static org.apache.camel.component.jira.springboot.test.Utils.newIssueLink;
  import static org.mockito.ArgumentMatchers.any;
  import static org.mockito.Mockito.lenient;
  import static org.mockito.Mockito.mock;
  import static org.mockito.Mockito.never;
  import static org.mockito.Mockito.verify;
  import static org.mockito.Mockito.when;
  
  import java.io.IOException;
  import java.util.ArrayList;
  import java.util.Collection;
  import java.util.Date;
  import java.util.HashMap;
  import java.util.Map;
  
  import com.atlassian.jira.rest.client.api.IssueRestClient;
  import com.atlassian.jira.rest.client.api.JiraRestClient;
  import com.atlassian.jira.rest.client.api.JiraRestClientFactory;
  import com.atlassian.jira.rest.client.api.domain.Issue;
  import com.atlassian.jira.rest.client.api.domain.IssueLink;
  import com.atlassian.jira.rest.client.api.domain.input.LinkIssuesInput;
  
  import org.apache.camel.CamelContext;
  import org.apache.camel.CamelExecutionException;
  import org.apache.camel.EndpointInject;
  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.spring.boot.CamelAutoConfiguration;
  import org.apache.camel.spring.boot.CamelContextConfiguration;
  import org.apache.camel.test.spring.junit5.CamelSpringBootTest;
  import org.mockito.stubbing.Answer;
  
  import org.junit.jupiter.api.Test;
  
  import static org.junit.jupiter.api.Assertions.assertTrue;
  import static org.junit.jupiter.api.Assertions.fail;
  import static org.junit.jupiter.api.Assertions.assertInstanceOf;
  
  import org.springframework.beans.factory.annotation.Autowired;
  import org.springframework.boot.test.context.SpringBootTest;
  import org.springframework.context.annotation.Bean;
  import org.springframework.context.annotation.Configuration;
  import org.springframework.test.annotation.DirtiesContext;
  import org.springframework.test.annotation.DirtiesContext.ClassMode;
  
  @DirtiesContext(classMode = ClassMode.AFTER_EACH_TEST_METHOD)
  @CamelSpringBootTest
  @SpringBootTest(classes = { CamelAutoConfiguration.class, AddIssueLinkProducerTest.class,
          AddIssueLinkProducerTest.TestConfiguration.class })
  
  public class AddIssueLinkProducerTest {
  
      @Autowired
      private CamelContext camelContext;
  
      @Autowired
      @Produce("direct:start")
      ProducerTemplate template;
  
      @EndpointInject("mock:result")
      MockEndpoint mockResult;
  
      static JiraRestClient jiraClient;
  
      static JiraRestClientFactory jiraRestClientFactory;
  
      static IssueRestClient issueRestClient;
  
      static Issue parentIssue;
      static Issue childIssue;
  
      @Bean
      CamelContextConfiguration contextConfiguration() {
          return new CamelContextConfiguration() {
              @Override
              public void beforeApplicationStart(CamelContext context) {
                  // get chance to mock camelContext/Registry
                  jiraRestClientFactory = mock(JiraRestClientFactory.class);
                  jiraClient = mock(JiraRestClient.class);
                  issueRestClient = mock(IssueRestClient.class);
                  lenient().when(jiraRestClientFactory.createWithBasicHttpAuthentication(any(), any(), any()))
                          .thenReturn(jiraClient);
                  lenient().when(jiraClient.getIssueClient()).thenReturn(issueRestClient);
  
                  parentIssue = createIssue(1);
                  childIssue = createIssue(2);
  
                  camelContext.getRegistry().bind(JIRA_REST_CLIENT_FACTORY, jiraRestClientFactory);
              }
  
              @Override
              public void afterApplicationStart(CamelContext camelContext) {
                  // do nothing here
              }
          };
      }
  
      @Test
      public void testAddIssueLink() throws InterruptedException {
          String comment = "A new test comment " + new Date();
          String linkType = "Relates";
          Map<String, Object> headers = new HashMap<>();
          headers.put(PARENT_ISSUE_KEY, parentIssue.getKey());
          headers.put(CHILD_ISSUE_KEY, childIssue.getKey());
          headers.put(LINK_TYPE, linkType);
  
          when(issueRestClient.linkIssue(any(LinkIssuesInput.class))).then((Answer<Void>) inv -> {
              Collection<IssueLink> links = new ArrayList<>();
              links.add(newIssueLink(childIssue.getId(), 1, comment));
              parentIssue = createIssueWithLinks(parentIssue.getId(), links);
              return null;
          });
  
          template.sendBodyAndHeaders(comment, headers);
  
          mockResult.expectedMessageCount(1);
          mockResult.assertIsSatisfied();
  
          verify(issueRestClient).linkIssue(any(LinkIssuesInput.class));
      }
  
      @Test
      public void testAddIssueLinkNoComment() throws InterruptedException {
          String linkType = "Relates";
          Map<String, Object> headers = new HashMap<>();
          headers.put(PARENT_ISSUE_KEY, parentIssue.getKey());
          headers.put(CHILD_ISSUE_KEY, childIssue.getKey());
          headers.put(LINK_TYPE, linkType);
  
          when(issueRestClient.linkIssue(any(LinkIssuesInput.class))).then((Answer<Void>) inv -> {
              Collection<IssueLink> links = new ArrayList<>();
              links.add(newIssueLink(childIssue.getId(), 1, null));
              parentIssue = createIssueWithLinks(parentIssue.getId(), links);
              return null;
          });
  
          template.sendBodyAndHeaders(null, headers);
  
          mockResult.expectedMessageCount(1);
          mockResult.assertIsSatisfied();
  
          verify(issueRestClient).linkIssue(any(LinkIssuesInput.class));
      }
  
      @Test
      public void testAddIssueLinkMissingParentIssueKey() throws InterruptedException {
          String comment = "A new test comment " + new Date();
          String linkType = "Relates";
          Map<String, Object> headers = new HashMap<>();
          headers.put(CHILD_ISSUE_KEY, childIssue.getKey());
          headers.put(LINK_TYPE, linkType);
  
          try {
              template.sendBodyAndHeaders(comment, headers);
              fail("Should have thrown an exception");
          } catch (CamelExecutionException e) {
              IllegalArgumentException cause = assertInstanceOf(IllegalArgumentException.class, e.getCause());
              assertTrue(cause.getMessage().contains(PARENT_ISSUE_KEY));
          }
  
          mockResult.expectedMessageCount(0);
          mockResult.assertIsSatisfied();
  
          verify(issueRestClient, never()).linkIssue(any(LinkIssuesInput.class));
      }
  
      @Test
      public void testAddIssueLinkMissingChildIssueKey() throws InterruptedException {
          String comment = "A new test comment " + new Date();
          String linkType = "Relates";
          Map<String, Object> headers = new HashMap<>();
          headers.put(PARENT_ISSUE_KEY, parentIssue.getKey());
          headers.put(LINK_TYPE, linkType);
  
          try {
              template.sendBodyAndHeaders(comment, headers);
              fail("Should have thrown an exception");
          } catch (CamelExecutionException e) {
              IllegalArgumentException cause = assertInstanceOf(IllegalArgumentException.class, e.getCause());
              assertTrue(cause.getMessage().contains(CHILD_ISSUE_KEY));
          }
  
          mockResult.expectedMessageCount(0);
          mockResult.assertIsSatisfied();
  
          verify(issueRestClient, never()).linkIssue(any(LinkIssuesInput.class));
      }
  
      @Test
      public void testAddIssueLinkMissingLinkType() throws InterruptedException {
          String comment = "A new test comment " + new Date();
          Map<String, Object> headers = new HashMap<>();
          headers.put(PARENT_ISSUE_KEY, parentIssue.getKey());
          headers.put(CHILD_ISSUE_KEY, childIssue.getKey());
  
          try {
              template.sendBodyAndHeaders(comment, headers);
              fail("Should have thrown an exception");
          } catch (CamelExecutionException e) {
              IllegalArgumentException cause = assertInstanceOf(IllegalArgumentException.class, e.getCause());
              assertTrue(cause.getMessage().contains(LINK_TYPE));
          }
  
          mockResult.expectedMessageCount(0);
          mockResult.assertIsSatisfied();
  
          verify(issueRestClient, never()).linkIssue(any(LinkIssuesInput.class));
      }
  
      @Configuration
      public class TestConfiguration {
  
          @Bean
          public RouteBuilder routeBuilder() {
              return new RouteBuilder() {
                  @Override
                  public void configure() throws IOException {
                      from("direct:start").to("jira://addIssueLink?jiraUrl=" + JiraTestConstants.getJiraCredentials())
                              .to(mockResult);
                  }
              };
          }
  
      }
  
  }
  