Package it

Source Code of it.AsynchronousIssueRestClientTest

/*
* Copyright (C) 2010 Atlassian
*
* Licensed 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 it;

import com.atlassian.jira.functest.framework.UserProfile;
import com.atlassian.jira.nimblefunctests.annotation.JiraBuildNumberDependent;
import com.atlassian.jira.nimblefunctests.annotation.Restore;
import com.atlassian.jira.rest.client.IntegrationTestUtil;
import com.atlassian.jira.rest.client.TestUtil;
import com.atlassian.jira.rest.client.api.GetCreateIssueMetadataOptionsBuilder;
import com.atlassian.jira.rest.client.api.IssueRestClient;
import com.atlassian.jira.rest.client.api.RestClientException;
import com.atlassian.jira.rest.client.api.domain.Attachment;
import com.atlassian.jira.rest.client.api.domain.BasicIssue;
import com.atlassian.jira.rest.client.api.domain.CimIssueType;
import com.atlassian.jira.rest.client.api.domain.CimProject;
import com.atlassian.jira.rest.client.api.domain.Comment;
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.IssueLinkType;
import com.atlassian.jira.rest.client.api.domain.Transition;
import com.atlassian.jira.rest.client.api.domain.input.AttachmentInput;
import com.atlassian.jira.rest.client.api.domain.input.ComplexIssueInputFieldValue;
import com.atlassian.jira.rest.client.api.domain.input.FieldInput;
import com.atlassian.jira.rest.client.api.domain.input.IssueInputBuilder;
import com.atlassian.jira.rest.client.api.domain.input.LinkIssuesInput;
import com.atlassian.jira.rest.client.api.domain.input.TransitionInput;
import com.atlassian.jira.rest.client.api.domain.util.ErrorCollection;
import com.google.common.base.Function;
import com.google.common.base.Predicate;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.Iterables;
import org.apache.commons.io.IOUtils;
import org.joda.time.DateTime;
import org.junit.Assert;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;

import javax.annotation.Nullable;
import javax.ws.rs.core.Response;
import java.io.ByteArrayInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileWriter;
import java.io.IOException;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.text.NumberFormat;
import java.util.Arrays;
import java.util.Collections;
import java.util.Locale;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

import static com.atlassian.jira.rest.client.IntegrationTestUtil.NUMERIC_CUSTOMFIELD_ID;
import static com.atlassian.jira.rest.client.IntegrationTestUtil.NUMERIC_CUSTOMFIELD_TYPE;
import static com.atlassian.jira.rest.client.IntegrationTestUtil.NUMERIC_CUSTOMFIELD_TYPE_V5;
import static com.atlassian.jira.rest.client.IntegrationTestUtil.TESTING_JIRA_5_OR_NEWER;
import static com.atlassian.jira.rest.client.IntegrationTestUtil.USER2;
import static com.atlassian.jira.rest.client.TestUtil.assertErrorCode;
import static com.atlassian.jira.rest.client.TestUtil.assertExpectedErrorCollection;
import static com.atlassian.jira.rest.client.api.domain.EntityHelper.findEntityByName;
import static com.atlassian.jira.rest.client.internal.ServerVersionConstants.BN_JIRA_4_3;
import static com.atlassian.jira.rest.client.internal.json.TestConstants.ADMIN_PASSWORD;
import static com.atlassian.jira.rest.client.internal.json.TestConstants.ADMIN_USERNAME;
import static com.atlassian.jira.rest.client.internal.json.TestConstants.DEFAULT_JIRA_DUMP_FILE;
import static com.atlassian.jira.rest.client.internal.json.TestConstants.USER1_USERNAME;
import static com.atlassian.jira.rest.client.internal.json.TestConstants.USER2_USERNAME;
import static com.atlassian.jira.rest.client.test.matchers.RestClientExceptionMatchers.rceWithSingleError;
import static org.hamcrest.Matchers.equalTo;
import static org.hamcrest.Matchers.hasItem;
import static org.hamcrest.Matchers.not;
import static org.hamcrest.collection.IsIterableContainingInAnyOrder.containsInAnyOrder;
import static org.junit.Assert.*;


// Ignore "May produce NPE" warnings, as we know what we are doing in tests
@SuppressWarnings("ConstantConditions")
@Restore(DEFAULT_JIRA_DUMP_FILE)
public class AsynchronousIssueRestClientTest extends AbstractAsynchronousRestClientTest {

  @Rule
  public ExpectedException expectedException = ExpectedException.none();

  public static final String UTF8_FILE_BODY = "File body encoded in utf8: Ka\u017a\u0144 i \u017c\u00f3\u0142to\u015b\u0107 b\u0119d\u0105! | \u1f55\u03b1\u03bb\u03bf\u03bd \u03d5\u03b1\u03b3\u03b5\u1fd6\u03bd \u03b4\u1f7b\u03bd\u03b1\u03bc\u03b1\u03b9\u0387 \u03c4\u03bf\u1fe6\u03c4\u03bf \u03bf\u1f54 \u03bc\u03b5 \u03b2\u03bb\u1f71\u03c0\u03c4\u03b5\u03b9 \u0411\u0438 \u0448\u0438\u043b \u0438\u0434\u044d\u0439 \u0447\u0430\u0434\u043d\u0430, \u043d\u0430\u0434\u0430\u0434 \u0445\u043e\u0440\u0442\u043e\u0439 \u0431\u0438\u0448., or 2\u03c0R";
  public static final String UTF8_FILE_NAME = "utf8 file name Ka\u017a\u0144 i \u017c\u00f3\u0142to\u015b\u0107 b\u0119d\u0105! | \u1f55\u03b1\u03bb\u03bf\u03bd \u03d5\u03b1\u03b3\u03b5\u1fd6\u03bd \u03b4\u1f7b\u03bd\u03b1\u03bc\u03b1\u03b9\u0387 \u03c4\u03bf\u1fe6\u03c4\u03bf \u03bf\u1f54 \u03bc\u03b5 \u03b2\u03bb\u1f71\u03c0\u03c4\u03b5\u03b9 \u0411\u0438 \u0448\u0438\u043b \u0438\u0434\u044d\u0439 \u0447\u0430\u0434\u043d\u0430, \u043d\u0430\u0434\u0430\u0434 \u0445\u043e\u0440\u0442\u043e\u0439 \u0431\u0438\u0448., or 2\u03c0R";

  @Test
  public void testTransitionWithNumericCustomFieldPolishLocale() throws Exception {
    final double newValue = 123.45;
    final FieldInput fieldInput;
    if (IntegrationTestUtil.TESTING_JIRA_5_OR_NEWER) {
      fieldInput = new FieldInput(NUMERIC_CUSTOMFIELD_ID, newValue);
    } else {
      fieldInput = new FieldInput(NUMERIC_CUSTOMFIELD_ID, NumberFormat.getNumberInstance(new Locale("pl"))
          .format(newValue));
    }
    assertTransitionWithNumericCustomField(fieldInput, newValue);
  }

  @Test
  public void testTransitionWithNumericCustomFieldEnglishLocale() throws Exception {
    setUser1();
    final double newValue = 123.45;
    final FieldInput fieldInput = new FieldInput(NUMERIC_CUSTOMFIELD_ID,
        NumberFormat.getNumberInstance(new Locale("pl")).format(newValue));

    assertErrorCode(Response.Status.BAD_REQUEST, IntegrationTestUtil.TESTING_JIRA_5_OR_NEWER
        ? "Operation value must be a number" : ("'" + fieldInput.getValue() + "' is an invalid number"), new Runnable() {
      @Override
      public void run() {
        assertTransitionWithNumericCustomField(fieldInput, newValue);
      }
    });

    final FieldInput fieldInput2 = new FieldInput(NUMERIC_CUSTOMFIELD_ID, newValue); // this will be serialized always with "." according to JSL
    assertTransitionWithNumericCustomField(fieldInput2, newValue);
  }


  private void assertTransitionWithNumericCustomField(FieldInput fieldInput, Double expectedValue) {
    final Issue issue = client.getIssueClient().getIssue("TST-1").claim();
    assertNull(issue.getField(NUMERIC_CUSTOMFIELD_ID).getValue());
    final Iterable<Transition> transitions = client.getIssueClient().getTransitions(issue).claim();

    final Transition transitionFound = TestUtil.getTransitionByName(transitions, "Estimate");
    assertNotNull(transitionFound);
    assertTrue(Iterables.contains(transitionFound.getFields(),
        new Transition.Field(NUMERIC_CUSTOMFIELD_ID, false,
            IntegrationTestUtil.TESTING_JIRA_5_OR_NEWER ? NUMERIC_CUSTOMFIELD_TYPE_V5 : NUMERIC_CUSTOMFIELD_TYPE)));
    client.getIssueClient().transition(issue, new TransitionInput(transitionFound.getId(), Arrays.asList(fieldInput),
        Comment.valueOf("My test comment"))).claim();
    final Issue changedIssue = client.getIssueClient().getIssue("TST-1").claim();
    assertTrue(changedIssue.getField(NUMERIC_CUSTOMFIELD_ID).getValue().equals(expectedValue));
  }

  @Test
  public void testDeleteIssue() {
    final IssueRestClient issueClient = client.getIssueClient();

    // verify that issue exist
    final String issueKey = "TST-1";
    final Issue issue = issueClient.getIssue(issueKey).claim();
    assertEquals(issueKey, issue.getKey());

    // delete issue
    issueClient.deleteIssue(issueKey, false).claim();

    // verify
    assertThatIssueNotExists(issueKey);
  }

  @Test
  public void testDeleteIssueWithSubtasks() {
    final IssueRestClient issueClient = client.getIssueClient();

    // verify that issue exist and create subtask
    final String issueKey = "TST-1";
    final Issue issue = issueClient.getIssue(issueKey).claim();
    assertEquals(issueKey, issue.getKey());
    final BasicIssue subtask = addSubtaskToIssue(issue);
    System.out.println(subtask);

    // delete issue
    issueClient.deleteIssue(issueKey, true).claim();

    // verify
    assertThatIssueNotExists(issueKey);
    assertThatIssueNotExists(subtask.getKey());
  }

  @Test
  public void testDeleteIssueWithSubtasksWhenDeleteSubtasksIsFalse() {
    final IssueRestClient issueClient = client.getIssueClient();

    // verify that issue exist and create subtask
    final String issueKey = "TST-1";
    final Issue issue = issueClient.getIssue(issueKey).claim();
    assertEquals(issueKey, issue.getKey());
    BasicIssue subtask = addSubtaskToIssue(issue);
    System.out.println(subtask);

    // delete issue
    expectedException.expect(rceWithSingleError(400, String.format("The issue '%s' has subtasks.  "
        + "You must specify the 'deleteSubtasks' parameter to delete this issue and all its subtasks.", issueKey)));
    issueClient.deleteIssue(issueKey, false).claim();
  }

  @Test
  public void testDeleteIssueWhenNoSuchIssue() {
    final IssueRestClient issueClient = client.getIssueClient();

    // verify that issue exist
    final String issueKey = "TST-999";
    assertThatIssueNotExists(issueKey);

    // delete issue should thrown 404
    expectedException.expect(rceWithSingleError(404, "Issue Does Not Exist"));
    issueClient.deleteIssue(issueKey, false).claim();
  }

  @Test
  public void testDeleteIssueWithoutDeletePermission() {
    setAnonymousMode();
    final IssueRestClient issueClient = client.getIssueClient();

    // verify that issue doesn't exist
    final String issueKey = "ANONEDIT-2";
    final Issue issue = issueClient.getIssue(issueKey).claim();
    assertEquals(issueKey, issue.getKey());

    // delete issue should thrown 401
    expectedException.expect(rceWithSingleError(401, "You do not have permission to delete issues in this project."));
    issueClient.deleteIssue(issueKey, false).claim();
  }

  @Test
  public void testTransitionWithNumericCustomFieldAndInteger() throws Exception {
    final Issue issue = client.getIssueClient().getIssue("TST-1").claim();
    assertNull(issue.getField(NUMERIC_CUSTOMFIELD_ID).getValue());
    final Iterable<Transition> transitions = client.getIssueClient().getTransitions(issue).claim();
    Transition transitionFound = TestUtil.getTransitionByName(transitions, "Estimate");

    assertNotNull(transitionFound);
    assertTrue(Iterables.contains(transitionFound.getFields(),
        new Transition.Field(NUMERIC_CUSTOMFIELD_ID, false,
            IntegrationTestUtil.TESTING_JIRA_5_OR_NEWER ? NUMERIC_CUSTOMFIELD_TYPE_V5 : NUMERIC_CUSTOMFIELD_TYPE)));
    final double newValue = 123;
    final FieldInput fieldInput = new FieldInput(NUMERIC_CUSTOMFIELD_ID, newValue);
    client.getIssueClient().transition(issue.getTransitionsUri(), new TransitionInput(transitionFound.getId(), Arrays
        .asList(fieldInput),
        Comment.valueOf("My test comment"))).claim();
    final Issue changedIssue = client.getIssueClient().getIssue("TST-1").claim();
    assertEquals(newValue, changedIssue.getField(NUMERIC_CUSTOMFIELD_ID).getValue());
  }

  @Test
  public void testTransitionWithInvalidNumericField() throws Exception {
    final Issue issue = client.getIssueClient().getIssue("TST-1").claim();
    assertNull(issue.getField(NUMERIC_CUSTOMFIELD_ID).getValue());
    final Iterable<Transition> transitions = client.getIssueClient().getTransitions(issue).claim();
    final Transition transitionFound = TestUtil.getTransitionByName(transitions, "Estimate");

    assertNotNull(transitionFound);
    assertTrue(Iterables.contains(transitionFound.getFields(),
        new Transition.Field(NUMERIC_CUSTOMFIELD_ID, false,
            TESTING_JIRA_5_OR_NEWER ? NUMERIC_CUSTOMFIELD_TYPE_V5 : NUMERIC_CUSTOMFIELD_TYPE)));
    final FieldInput fieldInput = new FieldInput(NUMERIC_CUSTOMFIELD_ID, "]432jl");
    // warning: Polish language here - I am asserting if the messages are indeed localized
    // since 5.0 messages are changed and not localized
    assertErrorCode(Response.Status.BAD_REQUEST, TESTING_JIRA_5_OR_NEWER
        ? "Operation value must be a number" : "']432jl' nie jest prawid\u0142ow\u0105 liczb\u0105", new Runnable() {
      @Override
      public void run() {
        client.getIssueClient().transition(issue, new TransitionInput(transitionFound.getId(), Arrays.asList(fieldInput),
            Comment.valueOf("My test comment"))).claim();
      }
    });
  }

  @Test
  public void testTransitionWithNoRoleOrGroup() {
    Comment comment = Comment.valueOf("My text which I am just adding " + new DateTime());
    testTransitionImpl(comment);
  }

  @Test
  public void testTransitionWithRoleLevel() {
    Comment comment = Comment.createWithRoleLevel("My text which I am just adding " + new DateTime(), "Users");
    testTransitionImpl(comment);
  }

  @Test
  public void testTransitionWithGroupLevel() {
    Comment comment = Comment.createWithGroupLevel("My text which I am just adding " + new DateTime(), "jira-users");
    testTransitionImpl(comment);
  }

  @Test
  public void testTransitionWithInvalidRole() {
    final Comment comment = Comment.createWithRoleLevel("My text which I am just adding " + new DateTime(), "some-fake-role");
    if (IntegrationTestUtil.TESTING_JIRA_5_OR_NEWER) {
      assertInvalidCommentInput(comment, "Invalid role level specified.");
    } else {
      assertInvalidCommentInput(comment, "Invalid role [some-fake-role]");
    }
  }

  @Test
  public void testTransitionWithInvalidGroup() {
    final Comment comment = Comment.createWithGroupLevel(
        "My text which I am just adding " + new DateTime(), "some-fake-group");
    assertInvalidCommentInput(comment, "Group: some-fake-group does not exist.");
  }

  private void assertInvalidCommentInput(final Comment comment, String expectedErrorMsg) {
    final Issue issue = client.getIssueClient().getIssue("TST-1").claim();
    final Iterable<Transition> transitions = client.getIssueClient().getTransitions(issue).claim();
    final Transition transitionFound = TestUtil.getTransitionByName(transitions, "Estimate");
    final String errorMsg = doesJiraServeCorrectlyErrorMessagesForBadRequestWhileTransitioningIssue()
        ? expectedErrorMsg : null;
    assertErrorCode(Response.Status.BAD_REQUEST, errorMsg, new Runnable() {
      @Override
      public void run() {
        client.getIssueClient().transition(issue, new TransitionInput(transitionFound.getId(), comment)).claim();
      }
    });
  }

  private void testTransitionImpl(Comment comment) {
    final Issue issue = client.getIssueClient().getIssue("TST-1").claim();
    final Iterable<Transition> transitions = client.getIssueClient().getTransitions(issue).claim();
    Transition transitionFound = TestUtil.getTransitionByName(transitions, "Estimate");
    DateTime now = new DateTime();
    client.getIssueClient().transition(issue, new TransitionInput(transitionFound.getId(), comment)).claim();

    final Issue changedIssue = client.getIssueClient().getIssue("TST-1").claim();
    final Comment lastComment = Iterables.getLast(changedIssue.getComments());
    assertEquals(comment.getBody(), lastComment.getBody());
    assertEquals(IntegrationTestUtil.USER_ADMIN, lastComment.getAuthor());
    assertEquals(IntegrationTestUtil.USER_ADMIN, lastComment.getUpdateAuthor());
    assertEquals(lastComment.getCreationDate(), lastComment.getUpdateDate());
    assertTrue(lastComment.getCreationDate().isAfter(now) || lastComment.getCreationDate().isEqual(now));
    assertEquals(comment.getVisibility(), lastComment.getVisibility());
  }

  @Test
  public void testVoteUnvote() {
    final Issue issue1 = client.getIssueClient().getIssue("TST-1").claim();
    assertFalse(issue1.getVotes().hasVoted());
    assertEquals(1, issue1.getVotes().getVotes()); // the other user has voted
    final String expectedMessage = isJira5xOrNewer() // JIRA 5.0 comes without Polish translation OOB
        ? "You cannot vote for an issue you have reported."
        : "Nie mo\u017cesz g\u0142osowa\u0107 na zadanie kt\u00f3re utworzy\u0142e\u015b.";

    // I hope that such Polish special characters (for better testing local specific behaviour of REST
    assertErrorCode(Response.Status.NOT_FOUND, expectedMessage, new Runnable() {
      @Override
      public void run() {
        client.getIssueClient().vote(issue1.getVotesUri()).claim();
      }
    });


    final String issueKey = "TST-7";
    Issue issue = client.getIssueClient().getIssue(issueKey).claim();
    assertFalse(issue.getVotes().hasVoted());
    assertEquals(0, issue.getVotes().getVotes());

    client.getIssueClient().vote(issue.getVotesUri()).claim();
    issue = client.getIssueClient().getIssue(issueKey).claim();
    assertTrue(issue.getVotes().hasVoted());
    assertEquals(1, issue.getVotes().getVotes());

    client.getIssueClient().unvote(issue.getVotesUri()).claim();
    issue = client.getIssueClient().getIssue(issueKey).claim();
    assertFalse(issue.getVotes().hasVoted());
    assertEquals(0, issue.getVotes().getVotes());

    setUser2();
    issue = client.getIssueClient().getIssue(issueKey).claim();
    assertFalse(issue.getVotes().hasVoted());
    assertEquals(0, issue.getVotes().getVotes());
    final Issue finalIssue = issue;
    assertErrorCode(Response.Status.NOT_FOUND, "Cannot remove a vote for an issue that the user has not already voted for.",
        new Runnable() {
          @Override
          public void run() {
            client.getIssueClient().unvote(finalIssue.getVotesUri()).claim();
          }
        });


    issue = client.getIssueClient().getIssue(issueKey).claim();
    assertFalse(issue.getVotes().hasVoted());
    assertEquals(0, issue.getVotes().getVotes());
    client.getIssueClient().vote(issue.getVotesUri()).claim();
    issue = client.getIssueClient().getIssue(issueKey).claim();
    assertTrue(issue.getVotes().hasVoted());
    assertEquals(1, issue.getVotes().getVotes());

    setClient(ADMIN_USERNAME, ADMIN_PASSWORD);
    client.getIssueClient().vote(issue.getVotesUri()).claim();
    issue = client.getIssueClient().getIssue(issueKey).claim();
    assertTrue(issue.getVotes().hasVoted());
    assertEquals(2, issue.getVotes().getVotes());
  }

  @Test
  public void testWatchUnwatch() {
    final IssueRestClient issueClient = client.getIssueClient();
    final Issue issue1 = issueClient.getIssue("TST-1").claim();

    Assert.assertThat(issueClient.getWatchers(issue1.getWatchers().getSelf()).claim()
        .getUsers(), not(hasItem(IntegrationTestUtil.USER_ADMIN)));

    issueClient.watch(issue1.getWatchers().getSelf()).claim();
    Assert.assertThat(issueClient.getWatchers(issue1.getWatchers().getSelf()).claim()
        .getUsers(), hasItem(IntegrationTestUtil.USER_ADMIN));

    issueClient.unwatch(issue1.getWatchers().getSelf()).claim();
    Assert.assertThat(issueClient.getWatchers(issue1.getWatchers().getSelf()).claim()
        .getUsers(), not(hasItem(IntegrationTestUtil.USER_ADMIN)));

    Assert.assertThat(issueClient.getWatchers(issue1.getWatchers().getSelf()).claim()
        .getUsers(), hasItem(IntegrationTestUtil.USER1));
    issueClient.removeWatcher(issue1.getWatchers().getSelf(), IntegrationTestUtil.USER1.getName()).claim();
    Assert.assertThat(issueClient.getWatchers(issue1.getWatchers().getSelf()).claim()
        .getUsers(), not(hasItem(IntegrationTestUtil.USER1)));
    issueClient.addWatcher(issue1.getWatchers().getSelf(), IntegrationTestUtil.USER1.getName()).claim();
    Assert.assertThat(issueClient.getWatchers(issue1.getWatchers().getSelf()).claim()
        .getUsers(), hasItem(IntegrationTestUtil.USER1));
  }

  @Test
  public void testRemoveWatcherUnauthorized() {
    final IssueRestClient issueClient = client.getIssueClient();
    final Issue issue1 = issueClient.getIssue("TST-1").claim();
    issueClient.watch(issue1.getWatchers().getSelf()).claim();

    setUser1();
    final IssueRestClient issueClient2 = client.getIssueClient();
    assertErrorCode(Response.Status.UNAUTHORIZED,
        "User 'wseliga' is not allowed to remove watchers from issue 'TST-1'", new Runnable() {
      @Override
      public void run() {
        issueClient2.removeWatcher(issue1.getWatchers().getSelf(), ADMIN_USERNAME).claim();
      }
    });
  }


  @Test
  public void testWatchAlreadyWatched() {
    setUser1();
    final IssueRestClient issueClient = client.getIssueClient();
    final Issue issue = issueClient.getIssue("TST-1").claim();
    Assert.assertThat(client.getIssueClient().getWatchers(issue.getWatchers().getSelf()).claim()
        .getUsers(), hasItem(IntegrationTestUtil.USER1));
    // JIRA allows to watch already watched issue by you - such action effectively has no effect
    issueClient.watch(issue.getWatchers().getSelf()).claim();
    Assert.assertThat(client.getIssueClient().getWatchers(issue.getWatchers().getSelf()).claim()
        .getUsers(), hasItem(IntegrationTestUtil.USER1));
  }

  @Test
  public void testAddWatcherUnauthorized() {
    final IssueRestClient issueClient = client.getIssueClient();
    final Issue issue1 = issueClient.getIssue("TST-1").claim();
    issueClient.addWatcher(issue1.getWatchers().getSelf(), USER1_USERNAME).claim();
    assertThat(client.getIssueClient().getWatchers(issue1.getWatchers().getSelf()).claim()
        .getUsers(), hasItem(IntegrationTestUtil.USER1));

    setUser1();
    assertTrue(client.getIssueClient().getIssue("TST-1").claim().getWatchers().isWatching());
    String expectedErrorMsg = isJraDev3516Fixed() ? ("User '" + USER1_USERNAME
        + "' is not allowed to add watchers to issue 'TST-1'") : null;
    assertErrorCode(Response.Status.UNAUTHORIZED, expectedErrorMsg, new Runnable() {
      @Override
      public void run() {
        client.getIssueClient().addWatcher(issue1.getWatchers().getSelf(), ADMIN_USERNAME).claim();
      }
    });
  }

  private boolean isJraDev3516Fixed() {
    return client.getMetadataClient().getServerInfo().claim().getBuildNumber() >= BN_JIRA_4_3;
  }

  @Test
  public void testAddWatcherWhoDoesNotHaveViewIssuePermissions() {
    final IssueRestClient issueClient = client.getIssueClient();
    final String issueKey = "RST-1";
    final Issue issue1 = issueClient.getIssue(issueKey).claim();
    final String expectedErrorMessage;

    if (isJira5xOrNewer()) {
      expectedErrorMessage = "The user \"" + USER2_USERNAME + "\" does not have permission to view this issue."
          + " This user will not be added to the watch list.";
    } else if (isJira4x3OrNewer()) {
      expectedErrorMessage = "User '" + ADMIN_USERNAME + "' is not allowed to add watchers to issue '" + issueKey + "'";
    } else {
      expectedErrorMessage = "com.sun.jersey.api.client.UniformInterfaceException: Client response status: 401";
    }

    assertErrorCode(Response.Status.UNAUTHORIZED, expectedErrorMessage,
        new Runnable() {
          @Override
          public void run() {
            issueClient.addWatcher(issue1.getWatchers().getSelf(), USER2_USERNAME).claim();
          }
        });
  }

  @JiraBuildNumberDependent(BN_JIRA_4_3)
  @Test
  public void testLinkIssuesWithRoleLevel() {
    testLinkIssuesImpl(Comment.createWithRoleLevel("A comment about linking", "Administrators"));
  }

  @JiraBuildNumberDependent(BN_JIRA_4_3)
  @Test
  public void testLinkIssuesWithGroupLevel() {
    testLinkIssuesImpl(Comment.createWithGroupLevel("A comment about linking", "jira-administrators"));
  }

  @JiraBuildNumberDependent(BN_JIRA_4_3)
  @Test
  public void testLinkIssuesWithSimpleComment() {
    testLinkIssuesImpl(Comment.valueOf("A comment about linking"));
  }

  @JiraBuildNumberDependent(BN_JIRA_4_3)
  @Test
  public void testLinkIssuesWithoutComment() {
    testLinkIssuesImpl(null);
  }

  @JiraBuildNumberDependent(BN_JIRA_4_3)
  @Test
  public void testLinkIssuesWithInvalidParams() {
    assertErrorCode(Response.Status.NOT_FOUND,
        IntegrationTestUtil.TESTING_JIRA_5_OR_NEWER ? "Issue Does Not Exist"
            : "The issue no longer exists.", new Runnable() {
      @Override
      public void run() {
        client.getIssueClient().linkIssue(new LinkIssuesInput("TST-7", "FAKEKEY-1", "Duplicate", null)).claim();
      }
    });

    assertErrorCode(Response.Status.NOT_FOUND, "No issue link type with name 'NonExistingLinkType' found.", new Runnable() {
      @Override
      public void run() {
        client.getIssueClient().linkIssue(new LinkIssuesInput("TST-7", "TST-6", "NonExistingLinkType", null)).claim();
      }
    });

    setUser1();
    final String optionalDot = isJira5xOrNewer() ? "." : "";
    assertErrorCode(Response.Status.NOT_FOUND,
        "You do not have the permission to see the specified issue" + optionalDot, new Runnable() {
      @Override
      public void run() {
        client.getIssueClient().linkIssue(new LinkIssuesInput("TST-7", "RST-1", "Duplicate", null)).claim();
      }
    });
    final ErrorCollection.Builder ecb = ErrorCollection.builder();
    ecb.status(Response.Status.BAD_REQUEST.getStatusCode())
        .errorMessage("Failed to create comment for issue 'TST-6'")
        .error("commentLevel", "You are currently not a member of the project role: Administrators.");
    final ImmutableList<ErrorCollection> errorCollections = ImmutableList.of(ecb.build());

    assertExpectedErrorCollection(errorCollections, new Runnable() {
      @Override
      public void run() {
        client.getIssueClient().linkIssue(new LinkIssuesInput("TST-7", "TST-6", "Duplicate",
            Comment.createWithRoleLevel("my body", "Administrators"))).claim();
      }
    });
    assertErrorCode(Response.Status.BAD_REQUEST, "You are currently not a member of the group: jira-administrators.", new Runnable() {
      @Override
      public void run() {
        client.getIssueClient().linkIssue(new LinkIssuesInput("TST-7", "TST-6", "Duplicate",
            Comment.createWithGroupLevel("my body", "jira-administrators"))).claim();
      }
    });
    assertErrorCode(Response.Status.BAD_REQUEST, "Group: somefakegroup does not exist.", new Runnable() {
      @Override
      public void run() {
        client.getIssueClient().linkIssue(new LinkIssuesInput("TST-7", "TST-6", "Duplicate",
            Comment.createWithGroupLevel("my body", "somefakegroup"))).claim();
      }
    });


    setUser2();
    assertErrorCode(Response.Status.UNAUTHORIZED, "No Link Issue Permission for issue 'TST-7'", new Runnable() {
      @Override
      public void run() {
        client.getIssueClient().linkIssue(new LinkIssuesInput("TST-7", "TST-6", "Duplicate", null)).claim();
      }
    });

  }


  private void testLinkIssuesImpl(@Nullable Comment commentInput) {
    final IssueRestClient issueClient = client.getIssueClient();
    final Issue originalIssue = issueClient.getIssue("TST-7").claim();
    int origNumComments = Iterables.size(originalIssue.getComments());
    assertFalse(originalIssue.getIssueLinks().iterator().hasNext());

    issueClient.linkIssue(new LinkIssuesInput("TST-7", "TST-6", "Duplicate", commentInput)).claim();

    final Issue linkedIssue = issueClient.getIssue("TST-7").claim();
    assertEquals(1, Iterables.size(linkedIssue.getIssueLinks()));
    final IssueLink addedLink = linkedIssue.getIssueLinks().iterator().next();
    assertEquals("Duplicate", addedLink.getIssueLinkType().getName());
    assertEquals("TST-6", addedLink.getTargetIssueKey());
    assertEquals(IssueLinkType.Direction.OUTBOUND, addedLink.getIssueLinkType().getDirection());

    final int expectedNumComments = commentInput != null ? origNumComments + 1 : origNumComments;
    assertEquals(expectedNumComments, Iterables.size(linkedIssue.getComments()));
    if (commentInput != null) {
      final Comment comment = linkedIssue.getComments().iterator().next();
      assertEquals(commentInput.getBody(), comment.getBody());
      assertEquals(IntegrationTestUtil.USER_ADMIN, comment.getAuthor());
      assertEquals(commentInput.getVisibility(), comment.getVisibility());
    } else {
      assertFalse(linkedIssue.getComments().iterator().hasNext());
    }


    final Issue targetIssue = issueClient.getIssue("TST-6").claim();
    final IssueLink targetLink = targetIssue.getIssueLinks().iterator().next();
    assertEquals(IssueLinkType.Direction.INBOUND, targetLink.getIssueLinkType().getDirection());
    assertEquals("Duplicate", targetLink.getIssueLinkType().getName());
  }

  private boolean doesJiraSupportAddingAttachment() {
    return client.getMetadataClient().getServerInfo().claim().getBuildNumber() >= BN_JIRA_4_3;
  }

  private boolean doesJiraServeCorrectlyErrorMessagesForBadRequestWhileTransitioningIssue() {
    return client.getMetadataClient().getServerInfo().claim().getBuildNumber() >= BN_JIRA_4_3;
  }

  @Test
  // TODO: implement
  public void testAddAttachment() throws IOException {

    if (!doesJiraSupportAddingAttachment()) {
      return;
    }
    final IssueRestClient issueClient = client.getIssueClient();
    final Issue issue = issueClient.getIssue("TST-3").claim();
    assertFalse(issue.getAttachments().iterator().hasNext());

    String str = "Wojtek";
    final String filename1 = "my-test-file";
    issueClient.addAttachment(issue.getAttachmentsUri(), new ByteArrayInputStream(str.getBytes("UTF-8")), filename1).claim();
    final String filename2 = "my-picture.png";
    issueClient.addAttachment(issue.getAttachmentsUri(), AsynchronousIssueRestClientTest.class
        .getResourceAsStream("/attachment-test/transparent-png.png"), filename2).claim();

    final Issue issueWithAttachments = issueClient.getIssue("TST-3").claim();
    final Iterable<Attachment> attachments = issueWithAttachments.getAttachments();
    assertEquals(2, Iterables.size(attachments));
    final Iterable<String> attachmentsNames = Iterables.transform(attachments, new Function<Attachment, String>() {
      @Override
      public String apply(@Nullable Attachment from) {
        return from.getFilename();
      }
    });
    assertThat(attachmentsNames, containsInAnyOrder(filename1, filename2));
    final Attachment pictureAttachment = Iterables.find(attachments, new Predicate<Attachment>() {
      @Override
      public boolean apply(@Nullable Attachment input) {
        return filename2.equals(input.getFilename());
      }
    });

    // let's download it now and compare it's binary content

    assertTrue(
        IOUtils.contentEquals(AsynchronousIssueRestClientTest.class
            .getResourceAsStream("/attachment-test/transparent-png.png"),
            issueClient.getAttachment(pictureAttachment.getContentUri()).claim()));
  }

  @Test
  public void testAddAttachmentWithUtf8InNameAndBody() throws IOException {
    final IssueRestClient issueClient = client.getIssueClient();
    final Issue issue = issueClient.getIssue("TST-3").claim();
    assertFalse(issue.getAttachments().iterator().hasNext());

    final ByteArrayInputStream byteArrayInputStream = new ByteArrayInputStream(UTF8_FILE_BODY.getBytes("UTF-8"));
    issueClient.addAttachment(issue.getAttachmentsUri(), byteArrayInputStream, UTF8_FILE_NAME).claim();

    final Issue issueWithAttachments = issueClient.getIssue("TST-3").claim();
    final Iterable<Attachment> attachments = issueWithAttachments.getAttachments();
    assertEquals(1, Iterables.size(attachments));
    final Attachment attachment = attachments.iterator().next();
    assertThat(attachment.getFilename(), equalTo(UTF8_FILE_NAME));

    assertTrue(IOUtils.contentEquals(new ByteArrayInputStream(UTF8_FILE_BODY.getBytes("UTF-8")),
        issueClient.getAttachment(attachment.getContentUri()).claim()));
  }

  @Test
  // TODO: implement
  public void testAddAttachments() throws IOException {
    if (!doesJiraSupportAddingAttachment()) {
      return;
    }
    final IssueRestClient issueClient = client.getIssueClient();
    final Issue issue = issueClient.getIssue("TST-4").claim();
    assertFalse(issue.getAttachments().iterator().hasNext());

    final AttachmentInput[] attachmentInputs = new AttachmentInput[3];
    for (int i = 1; i <= 3; i++) {
      attachmentInputs[i - 1] = new AttachmentInput("my-test-file-" + i + ".txt", new ByteArrayInputStream((
          "content-of-the-file-" + i).getBytes("UTF-8")));
    }
    issueClient.addAttachments(issue.getAttachmentsUri(), attachmentInputs).claim();

    final Issue issueWithAttachments = issueClient.getIssue("TST-4").claim();
    final Iterable<Attachment> attachments = issueWithAttachments.getAttachments();
    assertEquals(3, Iterables.size(attachments));
    Pattern pattern = Pattern.compile("my-test-file-(\\d)\\.txt");
    for (Attachment attachment : attachments) {
      assertTrue(pattern.matcher(attachment.getFilename()).matches());
      final Matcher matcher = pattern.matcher(attachment.getFilename());
      matcher.find();
      final String interfix = matcher.group(1);
      assertTrue(IOUtils.contentEquals(new ByteArrayInputStream(("content-of-the-file-" + interfix).getBytes("UTF-8")),
          issueClient.getAttachment(attachment.getContentUri()).claim()));

    }
  }

  @Test
  public void testAddAttachmentsWithUtf8InNameAndBody() throws IOException {
    final IssueRestClient issueClient = client.getIssueClient();
    final Issue issue = issueClient.getIssue("TST-4").claim();
    assertFalse(issue.getAttachments().iterator().hasNext());

    final AttachmentInput[] attachmentInputs = new AttachmentInput[3];
    final String[] names = new String[3];
    final String[] contents = new String[3];
    for (int i = 0; i < 3; i++) {
      names[i] = UTF8_FILE_NAME + "-" + i + ".txt";
      contents[i] = "content-of-the-file-" + i + " with some utf8: " + UTF8_FILE_BODY;
      attachmentInputs[i] = new AttachmentInput(names[i], new ByteArrayInputStream(contents[i].getBytes("UTF-8")));
    }
    issueClient.addAttachments(issue.getAttachmentsUri(), attachmentInputs).claim();

    final Issue issueWithAttachments = issueClient.getIssue("TST-4").claim();
    final Iterable<Attachment> attachments = issueWithAttachments.getAttachments();
    assertEquals(3, Iterables.size(attachments));
    Pattern pattern = Pattern.compile(".*-(\\d)\\.txt");
    for (Attachment attachment : attachments) {
      assertTrue(pattern.matcher(attachment.getFilename()).matches());
      final Matcher matcher = pattern.matcher(attachment.getFilename());
      matcher.find();
      final int attachmentNum = Integer.parseInt(matcher.group(1));
      assertThat(attachment.getFilename(), equalTo(names[attachmentNum]));
      assertTrue(IOUtils.contentEquals(new ByteArrayInputStream((contents[attachmentNum]).getBytes("UTF-8")),
          issueClient.getAttachment(attachment.getContentUri()).claim()));

    }
  }

  @Test
  // TODO: implement
  public void testAddFileAttachments() throws IOException {
    if (!doesJiraSupportAddingAttachment()) {
      return;
    }
    final IssueRestClient issueClient = client.getIssueClient();
    final Issue issue = issueClient.getIssue("TST-5").claim();
    assertFalse(issue.getAttachments().iterator().hasNext());

    final File tempFile = File.createTempFile("jim-integration-test", ".txt");
    tempFile.deleteOnExit();
    FileWriter writer = new FileWriter(tempFile);
    writer.write("This is the content of my file which I am going to upload to JIRA for testing.");
    writer.close();
    issueClient.addAttachments(issue.getAttachmentsUri(), tempFile).claim();

    final Issue issueWithAttachments = issueClient.getIssue("TST-5").claim();
    final Iterable<Attachment> attachments = issueWithAttachments.getAttachments();
    assertEquals(1, Iterables.size(attachments));
    assertTrue(IOUtils.contentEquals(new FileInputStream(tempFile),
        issueClient.getAttachment(attachments.iterator().next().getContentUri()).claim()));
  }

  @Test
  public void testAddFileAttachmentWithUtf8InNameAndBody() throws IOException {
    final IssueRestClient issueClient = client.getIssueClient();
    final Issue issue = issueClient.getIssue("TST-5").claim();
    assertFalse(issue.getAttachments().iterator().hasNext());

    final File tempFile = File.createTempFile(UTF8_FILE_NAME, ".txt");
    tempFile.deleteOnExit();
    FileWriter writer = new FileWriter(tempFile);
    writer.write(UTF8_FILE_BODY);
    writer.close();
    issueClient.addAttachments(issue.getAttachmentsUri(), tempFile).claim();

    final Issue issueWithAttachments = issueClient.getIssue("TST-5").claim();
    final Iterable<Attachment> attachments = issueWithAttachments.getAttachments();
    assertEquals(1, Iterables.size(attachments));
    final Attachment firstAttachment = attachments.iterator().next();
    assertTrue(IOUtils.contentEquals(new FileInputStream(tempFile),
        issueClient.getAttachment(firstAttachment.getContentUri()).claim()));
    assertThat(firstAttachment.getFilename(), equalTo(tempFile.getName()));
  }

  private void setUserLanguageToEnUk() {
    changeUserLanguageByValueOrName("en_UK", "angielski (UK)");
  }

  private void changeUserLanguageByValueOrName(String value, String name) {
    final UserProfile userProfile = navigation.userProfile();
    boolean fallbackToChangeByValue = false;
    try {
      Method changeUserLanguageByValue = userProfile.getClass().getMethod("changeUserLanguageByValue", String.class);
      changeUserLanguageByValue.invoke(userProfile, value);
    } catch (NoSuchMethodException e) {
      // fallbackToChangeByValue to value - for JIRA < 5.1
      fallbackToChangeByValue = true;
    } catch (InvocationTargetException e) {
      fallbackToChangeByValue = true;
    } catch (IllegalAccessException e) {
      fallbackToChangeByValue = true;
    }

    if (fallbackToChangeByValue) {
      userProfile.changeUserLanguage(name);
    }
  }

  @Test
  public void testFetchingUnassignedIssue() {
    administration.generalConfiguration().setAllowUnassignedIssues(true);
    assertEquals(IntegrationTestUtil.USER_ADMIN, client.getIssueClient().getIssue("TST-5").claim().getAssignee());

    setUserLanguageToEnUk();
    navigation.issue().unassignIssue("TST-5", "unassigning issue");
    // this single line does instead of 2 above - func test suck with non-English locale
    // but it does not work yet with JIRA 5.0-resthack...
    //navigation.issue().assignIssue("TST-5", "unassigning issue", "Nieprzydzielone");

    assertNull(client.getIssueClient().getIssue("TST-5").claim().getAssignee());
  }

  @Test
  public void testFetchingIssueWithAnonymousComment() {
    setUserLanguageToEnUk();
    administration.permissionSchemes().scheme("Anonymous Permission Scheme").grantPermissionToGroup(15, "");
    assertEquals(IntegrationTestUtil.USER_ADMIN, client.getIssueClient().getIssue("TST-5").claim().getAssignee());
    navigation.logout();
    navigation.issue().addComment("ANNON-1", "my nice comment");
    final Issue issue = client.getIssueClient().getIssue("ANNON-1").claim();
    assertEquals(1, Iterables.size(issue.getComments()));
    final Comment comment = issue.getComments().iterator().next();
    assertEquals("my nice comment", comment.getBody());
    if (isJira5xOrNewer()) {
      assertNotNull(comment.getId());
    } else {
      assertNull(comment.getId());
    }
    assertNull(comment.getAuthor());
    assertNull(comment.getUpdateAuthor());

  }

  @Test
  public void testGetIssueWithNoViewWatchersPermission() {
    setUser1();
    assertTrue(client.getIssueClient().getIssue("TST-1").claim().getWatchers().isWatching());

    setUser2();
    final Issue issue = client.getIssueClient().getIssue("TST-1").claim();
    assertFalse(issue.getWatchers().isWatching());
    client.getIssueClient().watch(issue.getWatchers().getSelf()).claim();
    final Issue watchedIssue = client.getIssueClient().getIssue("TST-1").claim();
    assertTrue(watchedIssue.getWatchers().isWatching());
    assertEquals(2, watchedIssue.getWatchers().getNumWatchers());

    // although there are 2 watchers, only one is listed with details - the caller itself, as the caller does not
    // have view watchers and voters permission
    assertThat(client.getIssueClient().getWatchers(watchedIssue.getWatchers().getSelf()).claim().getUsers(),
        containsInAnyOrder(USER2));
  }

  @Test
  public void testTransition() throws Exception {
    final Issue issue = client.getIssueClient().getIssue("TST-1").claim();
    final Iterable<Transition> transitions = client.getIssueClient().getTransitions(issue).claim();
    assertEquals(4, Iterables.size(transitions));
    final Transition startProgressTransition = new Transition("Start Progress", IntegrationTestUtil.START_PROGRESS_TRANSITION_ID, Collections
        .<Transition.Field>emptyList());
    assertTrue(Iterables.contains(transitions, startProgressTransition));

    client.getIssueClient().transition(issue, new TransitionInput(IntegrationTestUtil.START_PROGRESS_TRANSITION_ID,
        Collections.<FieldInput>emptyList(), Comment.valueOf("My test comment"))).claim();
    final Issue transitionedIssue = client.getIssueClient().getIssue("TST-1").claim();
    assertEquals("In Progress", transitionedIssue.getStatus().getName());
    final Iterable<Transition> transitionsAfterTransition = client.getIssueClient().getTransitions(issue).claim();
    assertFalse(Iterables.contains(transitionsAfterTransition, startProgressTransition));
    final Transition stopProgressTransition = new Transition("Stop Progress", IntegrationTestUtil.STOP_PROGRESS_TRANSITION_ID, Collections
        .<Transition.Field>emptyList());
    assertTrue(Iterables.contains(transitionsAfterTransition, stopProgressTransition));
  }

  private void assertThatIssueNotExists(String issueKey) {
    try {
      final Issue issue = client.getIssueClient().getIssue(issueKey).claim();
      fail("It looks that issue exists, and it should not be here! issue = " + issue);
    } catch (RestClientException ex) {
      assertThat(ex, rceWithSingleError(404, "Issue Does Not Exist"));
    }
  }

  private BasicIssue addSubtaskToIssue(final Issue issue) {
    // collect CreateIssueMetadata for project with key TST
    final IssueRestClient issueClient = client.getIssueClient();
    final Iterable<CimProject> metadataProjects = issueClient.getCreateIssueMetadata(
        new GetCreateIssueMetadataOptionsBuilder().withProjectKeys(issue.getProject().getKey())
            .withExpandedIssueTypesFields().build()).claim();

    // select project and issue
    assertEquals(1, Iterables.size(metadataProjects));
    final CimProject project = metadataProjects.iterator().next();
    final CimIssueType issueType = findEntityByName(project.getIssueTypes(), "Sub-task");

    // build issue input
    final String summary = "Some subtask";
    final String description = "Some description for substask";

    // prepare IssueInput
    final IssueInputBuilder issueInputBuilder = new IssueInputBuilder(project, issueType, summary)
        .setDescription(description)
        .setFieldValue("parent", ComplexIssueInputFieldValue.with("key", issue.getKey()));

    // create
    final BasicIssue basicCreatedIssue = issueClient.createIssue(issueInputBuilder.build()).claim();
    assertNotNull(basicCreatedIssue.getKey());

    return basicCreatedIssue;
  }
}
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