class UserCancelTest in Drupal 10

Ensure that account cancellation methods work as expected.

@group user

Hierarchy

• class \Drupal\Tests\BrowserTestBase extends \PHPUnit\Framework\TestCase uses \Drupal\Tests\PhpUnitCompatibilityTrait, \Symfony\Bridge\PhpUnit\ExpectDeprecationTrait, FunctionalTestSetupTrait, TestSetupTrait, BlockCreationTrait, ConfigTestTrait, ExtensionListTestTrait, ContentTypeCreationTrait, NodeCreationTrait, RandomGeneratorTrait, TestRequirementsTrait, PhpUnitWarnings, UiHelperTrait, UserCreationTrait, XdebugRequestTrait
  • class \Drupal\Tests\user\Functional\UserCancelTest uses CommentTestTrait

File

core/modules/user/tests/src/Functional/UserCancelTest.php, line 19

Namespace

Drupal\Tests\user\Functional

class UserCancelTest extends BrowserTestBase {
  use CommentTestTrait;

  /**
   * Modules to enable.
   *
   * @var array
   */
  protected static $modules = [
    'node',
    'comment',
  ];

  /**
   * {@inheritdoc}
   */
  protected $defaultTheme = 'stark';
  protected function setUp() : void {
    parent::setUp();
    $this
      ->drupalCreateContentType([
      'type' => 'page',
      'name' => 'Basic page',
    ]);
  }

  /**
   * Attempt to cancel account without permission.
   */
  public function testUserCancelWithoutPermission() {
    $node_storage = $this->container
      ->get('entity_type.manager')
      ->getStorage('node');
    $this
      ->config('user.settings')
      ->set('cancel_method', 'user_cancel_reassign')
      ->save();
    $user_storage = $this->container
      ->get('entity_type.manager')
      ->getStorage('user');

    // Create a user.
    $account = $this
      ->drupalCreateUser([]);
    $this
      ->drupalLogin($account);

    // Load a real user object.
    $user_storage
      ->resetCache([
      $account
        ->id(),
    ]);
    $account = $user_storage
      ->load($account
      ->id());

    // Create a node.
    $node = $this
      ->drupalCreateNode([
      'uid' => $account
        ->id(),
    ]);

    // Attempt to cancel account.
    $this
      ->drupalGet('user/' . $account
      ->id() . '/edit');
    $this
      ->assertSession()
      ->pageTextNotContains("Cancel account");

    // Attempt bogus account cancellation request confirmation.
    $timestamp = $account
      ->getLastLoginTime();
    $this
      ->drupalGet("user/" . $account
      ->id() . "/cancel/confirm/{$timestamp}/" . user_pass_rehash($account, $timestamp));
    $this
      ->assertSession()
      ->statusCodeEquals(403);
    $user_storage
      ->resetCache([
      $account
        ->id(),
    ]);
    $account = $user_storage
      ->load($account
      ->id());
    $this
      ->assertTrue($account
      ->isActive(), 'User account was not canceled.');

    // Confirm user's content has not been altered.
    $node_storage
      ->resetCache([
      $node
        ->id(),
    ]);
    $test_node = $node_storage
      ->load($node
      ->id());
    $this
      ->assertEquals($account
      ->id(), $test_node
      ->getOwnerId(), 'Node of the user has not been altered.');
    $this
      ->assertTrue($test_node
      ->isPublished());
  }

  /**
   * Tests ability to change the permission for canceling users.
   */
  public function testUserCancelChangePermission() {
    \Drupal::service('module_installer')
      ->install([
      'user_form_test',
    ]);
    $this
      ->config('user.settings')
      ->set('cancel_method', 'user_cancel_reassign')
      ->save();

    // Create a regular user.
    $account = $this
      ->drupalCreateUser([]);
    $admin_user = $this
      ->drupalCreateUser([
      'cancel other accounts',
    ]);
    $this
      ->drupalLogin($admin_user);

    // Delete regular user.
    $this
      ->drupalGet('user_form_test_cancel/' . $account
      ->id());
    $this
      ->submitForm([], 'Confirm');

    // Confirm deletion.
    $this
      ->assertSession()
      ->pageTextContains("Account {$account->getAccountName()} has been deleted.");
    $this
      ->assertNull(User::load($account
      ->id()), 'User is not found in the database.');
  }

  /**
   * Tests that user account for uid 1 cannot be cancelled.
   *
   * This should never be possible, or the site owner would become unable to
   * administer the site.
   */
  public function testUserCancelUid1() {
    $user_storage = $this->container
      ->get('entity_type.manager')
      ->getStorage('user');
    \Drupal::service('module_installer')
      ->install([
      'views',
    ]);

    // Try to cancel uid 1's account with a different user.
    $admin_user = $this
      ->drupalCreateUser([
      'administer users',
    ]);
    $this
      ->drupalLogin($admin_user);
    $edit = [
      'action' => 'user_cancel_user_action',
      'user_bulk_form[0]' => TRUE,
    ];
    $this
      ->drupalGet('admin/people');
    $this
      ->submitForm($edit, 'Apply to selected items');

    // Verify that uid 1's account was not cancelled.
    $user_storage
      ->resetCache([
      1,
    ]);
    $user1 = $user_storage
      ->load(1);
    $this
      ->assertTrue($user1
      ->isActive(), 'User #1 still exists and is not blocked.');
  }

  /**
   * Attempt invalid account cancellations.
   */
  public function testUserCancelInvalid() {
    $node_storage = $this->container
      ->get('entity_type.manager')
      ->getStorage('node');
    $this
      ->config('user.settings')
      ->set('cancel_method', 'user_cancel_reassign')
      ->save();
    $user_storage = $this->container
      ->get('entity_type.manager')
      ->getStorage('user');

    // Create a user.
    $account = $this
      ->drupalCreateUser([
      'cancel account',
    ]);
    $this
      ->drupalLogin($account);

    // Load a real user object.
    $user_storage
      ->resetCache([
      $account
        ->id(),
    ]);
    $account = $user_storage
      ->load($account
      ->id());

    // Create a node.
    $node = $this
      ->drupalCreateNode([
      'uid' => $account
        ->id(),
    ]);

    // Attempt to cancel account.
    $this
      ->drupalGet('user/' . $account
      ->id() . '/cancel');
    $timestamp = time();
    $this
      ->submitForm([], 'Confirm');
    $this
      ->assertSession()
      ->pageTextContains('A confirmation request to cancel your account has been sent to your email address.');

    // Attempt bogus account cancellation request confirmation.
    $bogus_timestamp = $timestamp + 60;
    $this
      ->drupalGet("user/" . $account
      ->id() . "/cancel/confirm/{$bogus_timestamp}/" . user_pass_rehash($account, $bogus_timestamp));
    $this
      ->assertSession()
      ->pageTextContains('You have tried to use an account cancellation link that has expired. Please request a new one using the form below.');
    $user_storage
      ->resetCache([
      $account
        ->id(),
    ]);
    $account = $user_storage
      ->load($account
      ->id());
    $this
      ->assertTrue($account
      ->isActive(), 'User account was not canceled.');

    // Attempt expired account cancellation request confirmation.
    $bogus_timestamp = $timestamp - 86400 - 60;
    $this
      ->drupalGet("user/" . $account
      ->id() . "/cancel/confirm/{$bogus_timestamp}/" . user_pass_rehash($account, $bogus_timestamp));
    $this
      ->assertSession()
      ->pageTextContains('You have tried to use an account cancellation link that has expired. Please request a new one using the form below.');
    $user_storage
      ->resetCache([
      $account
        ->id(),
    ]);
    $account = $user_storage
      ->load($account
      ->id());
    $this
      ->assertTrue($account
      ->isActive(), 'User account was not canceled.');

    // Confirm user's content has not been altered.
    $node_storage
      ->resetCache([
      $node
        ->id(),
    ]);
    $test_node = $node_storage
      ->load($node
      ->id());
    $this
      ->assertEquals($account
      ->id(), $test_node
      ->getOwnerId(), 'Node of the user has not been altered.');
    $this
      ->assertTrue($test_node
      ->isPublished());
  }

  /**
   * Disable account and keep all content.
   */
  public function testUserBlock() {
    $this
      ->config('user.settings')
      ->set('cancel_method', 'user_cancel_block')
      ->save();
    $user_storage = $this->container
      ->get('entity_type.manager')
      ->getStorage('user');

    // Create a user.
    $web_user = $this
      ->drupalCreateUser([
      'cancel account',
    ]);
    $this
      ->drupalLogin($web_user);

    // Load a real user object.
    $user_storage
      ->resetCache([
      $web_user
        ->id(),
    ]);
    $account = $user_storage
      ->load($web_user
      ->id());

    // Attempt to cancel account.
    $this
      ->drupalGet('user/' . $account
      ->id() . '/cancel');
    $this
      ->assertSession()
      ->pageTextContains('Are you sure you want to cancel your account?');
    $this
      ->assertSession()
      ->pageTextContains('Your account will be blocked and you will no longer be able to log in. All of your content will remain attributed to your username.');
    $this
      ->assertSession()
      ->pageTextNotContains('Cancellation method');

    // Confirm account cancellation.
    $timestamp = time();
    $this
      ->submitForm([], 'Confirm');
    $this
      ->assertSession()
      ->pageTextContains('A confirmation request to cancel your account has been sent to your email address.');

    // Confirm account cancellation request.
    $this
      ->drupalGet("user/" . $account
      ->id() . "/cancel/confirm/{$timestamp}/" . user_pass_rehash($account, $timestamp));
    $user_storage
      ->resetCache([
      $account
        ->id(),
    ]);
    $account = $user_storage
      ->load($account
      ->id());
    $this
      ->assertTrue($account
      ->isBlocked(), 'User has been blocked.');

    // Confirm that the confirmation message made it through to the end user.
    $this
      ->assertSession()
      ->pageTextContains("Account {$account->getAccountName()} has been disabled.");
  }

  /**
   * Disable account and unpublish all content.
   */
  public function testUserBlockUnpublish() {
    $node_storage = $this->container
      ->get('entity_type.manager')
      ->getStorage('node');
    $this
      ->config('user.settings')
      ->set('cancel_method', 'user_cancel_block_unpublish')
      ->save();

    // Create comment field on page.
    $this
      ->addDefaultCommentField('node', 'page');
    $user_storage = $this->container
      ->get('entity_type.manager')
      ->getStorage('user');

    // Create a user.
    $account = $this
      ->drupalCreateUser([
      'cancel account',
    ]);
    $this
      ->drupalLogin($account);

    // Load a real user object.
    $user_storage
      ->resetCache([
      $account
        ->id(),
    ]);
    $account = $user_storage
      ->load($account
      ->id());

    // Create a node with two revisions.
    $node = $this
      ->drupalCreateNode([
      'uid' => $account
        ->id(),
    ]);
    $settings = get_object_vars($node);
    $settings['revision'] = 1;
    $node = $this
      ->drupalCreateNode($settings);

    // Add a comment to the page.
    $comment_subject = $this
      ->randomMachineName(8);
    $comment_body = $this
      ->randomMachineName(8);
    $comment = Comment::create([
      'subject' => $comment_subject,
      'comment_body' => $comment_body,
      'entity_id' => $node
        ->id(),
      'entity_type' => 'node',
      'field_name' => 'comment',
      'status' => CommentInterface::PUBLISHED,
      'uid' => $account
        ->id(),
    ]);
    $comment
      ->save();

    // Attempt to cancel account.
    $this
      ->drupalGet('user/' . $account
      ->id() . '/cancel');
    $this
      ->assertSession()
      ->pageTextContains('Are you sure you want to cancel your account?');
    $this
      ->assertSession()
      ->pageTextContains('Your account will be blocked and you will no longer be able to log in. All of your content will be hidden from everyone but administrators.');

    // Confirm account cancellation.
    $timestamp = time();
    $this
      ->submitForm([], 'Confirm');
    $this
      ->assertSession()
      ->pageTextContains('A confirmation request to cancel your account has been sent to your email address.');

    // Confirm account cancellation request.
    $this
      ->drupalGet("user/" . $account
      ->id() . "/cancel/confirm/{$timestamp}/" . user_pass_rehash($account, $timestamp));

    // Confirm that the user was redirected to the front page.
    $this
      ->assertSession()
      ->addressEquals('');
    $this
      ->assertSession()
      ->statusCodeEquals(200);

    // Confirm that the confirmation message made it through to the end user.
    $this
      ->assertSession()
      ->pageTextContains("Account {$account->getAccountName()} has been disabled.");
    $user_storage
      ->resetCache([
      $account
        ->id(),
    ]);
    $account = $user_storage
      ->load($account
      ->id());
    $this
      ->assertTrue($account
      ->isBlocked(), 'User has been blocked.');

    // Confirm user's content has been unpublished.
    $node_storage
      ->resetCache([
      $node
        ->id(),
    ]);
    $test_node = $node_storage
      ->load($node
      ->id());
    $this
      ->assertFalse($test_node
      ->isPublished(), 'Node of the user has been unpublished.');
    $test_node = node_revision_load($node
      ->getRevisionId());
    $this
      ->assertFalse($test_node
      ->isPublished(), 'Node revision of the user has been unpublished.');
    $storage = \Drupal::entityTypeManager()
      ->getStorage('comment');
    $storage
      ->resetCache([
      $comment
        ->id(),
    ]);
    $comment = $storage
      ->load($comment
      ->id());
    $this
      ->assertFalse($comment
      ->isPublished(), 'Comment of the user has been unpublished.');
  }

  /**
   * Tests nodes are unpublished even if inaccessible to cancelling user.
   */
  public function testUserBlockUnpublishNodeAccess() {
    \Drupal::service('module_installer')
      ->install([
      'node_access_test',
      'user_form_test',
    ]);

    // Setup node access
    node_access_rebuild();
    node_access_test_add_field(NodeType::load('page'));
    \Drupal::state()
      ->set('node_access_test.private', TRUE);
    $this
      ->config('user.settings')
      ->set('cancel_method', 'user_cancel_block_unpublish')
      ->save();

    // Create a user.
    $user_storage = $this->container
      ->get('entity_type.manager')
      ->getStorage('user');
    $account = $this
      ->drupalCreateUser([
      'cancel account',
    ]);

    // Load a real user object.
    $user_storage
      ->resetCache([
      $account
        ->id(),
    ]);
    $account = $user_storage
      ->load($account
      ->id());

    // Create a published private node.
    $node = $this
      ->drupalCreateNode([
      'uid' => $account
        ->id(),
      'type' => 'page',
      'status' => 1,
      'private' => TRUE,
    ]);

    // Cancel node author.
    $admin_user = $this
      ->drupalCreateUser([
      'cancel other accounts',
    ]);
    $this
      ->drupalLogin($admin_user);
    $this
      ->drupalGet('user_form_test_cancel/' . $account
      ->id());
    $this
      ->submitForm([], 'Confirm');

    // Confirm node has been unpublished, even though the admin user
    // does not have permission to access it.
    $node_storage = $this->container
      ->get('entity_type.manager')
      ->getStorage('node');
    $node_storage
      ->resetCache([
      $node
        ->id(),
    ]);
    $test_node = $node_storage
      ->load($node
      ->id());
    $this
      ->assertFalse($test_node
      ->isPublished(), 'Node of the user has been unpublished.');
  }

  /**
   * Delete account and anonymize all content.
   */
  public function testUserAnonymize() {
    $node_storage = $this->container
      ->get('entity_type.manager')
      ->getStorage('node');
    $this
      ->config('user.settings')
      ->set('cancel_method', 'user_cancel_reassign')
      ->save();

    // Create comment field on page.
    $this
      ->addDefaultCommentField('node', 'page');
    $user_storage = $this->container
      ->get('entity_type.manager')
      ->getStorage('user');

    // Create a user.
    $account = $this
      ->drupalCreateUser([
      'cancel account',
    ]);
    $this
      ->drupalLogin($account);

    // Load a real user object.
    $user_storage
      ->resetCache([
      $account
        ->id(),
    ]);
    $account = $user_storage
      ->load($account
      ->id());

    // Create a simple node.
    $node = $this
      ->drupalCreateNode([
      'uid' => $account
        ->id(),
    ]);

    // Add a comment to the page.
    $comment_subject = $this
      ->randomMachineName(8);
    $comment_body = $this
      ->randomMachineName(8);
    $comment = Comment::create([
      'subject' => $comment_subject,
      'comment_body' => $comment_body,
      'entity_id' => $node
        ->id(),
      'entity_type' => 'node',
      'field_name' => 'comment',
      'status' => CommentInterface::PUBLISHED,
      'uid' => $account
        ->id(),
    ]);
    $comment
      ->save();

    // Create a node with two revisions, the initial one belonging to the
    // cancelling user.
    $revision_node = $this
      ->drupalCreateNode([
      'uid' => $account
        ->id(),
    ]);
    $revision = $revision_node
      ->getRevisionId();
    $settings = get_object_vars($revision_node);
    $settings['revision'] = 1;

    // Set new/current revision to someone else.
    $settings['uid'] = 1;
    $revision_node = $this
      ->drupalCreateNode($settings);

    // Attempt to cancel account.
    $this
      ->drupalGet('user/' . $account
      ->id() . '/cancel');
    $this
      ->assertSession()
      ->pageTextContains('Are you sure you want to cancel your account?');
    $this
      ->assertSession()
      ->pageTextContains("Your account will be removed and all account information deleted. All of your content will be assigned to the {$this->config('user.settings')->get('anonymous')} user.");

    // Confirm account cancellation.
    $timestamp = time();
    $this
      ->submitForm([], 'Confirm');
    $this
      ->assertSession()
      ->pageTextContains('A confirmation request to cancel your account has been sent to your email address.');

    // Confirm account cancellation request.
    $this
      ->drupalGet("user/" . $account
      ->id() . "/cancel/confirm/{$timestamp}/" . user_pass_rehash($account, $timestamp));
    $user_storage
      ->resetCache([
      $account
        ->id(),
    ]);
    $this
      ->assertNull($user_storage
      ->load($account
      ->id()), 'User is not found in the database.');

    // Confirm that user's content has been attributed to anonymous user.
    $anonymous_user = User::getAnonymousUser();
    $node_storage
      ->resetCache([
      $node
        ->id(),
    ]);
    $test_node = $node_storage
      ->load($node
      ->id());
    $this
      ->assertEquals(0, $test_node
      ->getOwnerId(), 'Node of the user has been attributed to anonymous user.');
    $this
      ->assertTrue($test_node
      ->isPublished());
    $test_node = node_revision_load($revision, TRUE);
    $this
      ->assertEquals(0, $test_node
      ->getRevisionUser()
      ->id(), 'Node revision of the user has been attributed to anonymous user.');
    $this
      ->assertTrue($test_node
      ->isPublished());
    $node_storage
      ->resetCache([
      $revision_node
        ->id(),
    ]);
    $test_node = $node_storage
      ->load($revision_node
      ->id());
    $this
      ->assertNotEquals(0, $test_node
      ->getOwnerId(), "Current revision of the user's node was not attributed to anonymous user.");
    $this
      ->assertTrue($test_node
      ->isPublished());
    $storage = \Drupal::entityTypeManager()
      ->getStorage('comment');
    $storage
      ->resetCache([
      $comment
        ->id(),
    ]);
    $test_comment = $storage
      ->load($comment
      ->id());
    $this
      ->assertEquals(0, $test_comment
      ->getOwnerId(), 'Comment of the user has been attributed to anonymous user.');
    $this
      ->assertTrue($test_comment
      ->isPublished());
    $this
      ->assertEquals($anonymous_user
      ->getDisplayName(), $test_comment
      ->getAuthorName(), 'Comment of the user has been attributed to anonymous user name.');

    // Confirm that the confirmation message made it through to the end user.
    $this
      ->assertSession()
      ->pageTextContains("Account {$account->getAccountName()} has been deleted.");
  }

  /**
   * Delete account and anonymize all content using a batch process.
   */
  public function testUserAnonymizeBatch() {
    $node_storage = $this->container
      ->get('entity_type.manager')
      ->getStorage('node');
    $this
      ->config('user.settings')
      ->set('cancel_method', 'user_cancel_reassign')
      ->save();
    $user_storage = $this->container
      ->get('entity_type.manager')
      ->getStorage('user');

    // Create a user.
    $account = $this
      ->drupalCreateUser([
      'cancel account',
    ]);
    $this
      ->drupalLogin($account);

    // Load a real user object.
    $user_storage
      ->resetCache([
      $account
        ->id(),
    ]);
    $account = $user_storage
      ->load($account
      ->id());

    // Create 11 nodes in order to trigger batch processing in
    // node_mass_update().
    $nodes = [];
    for ($i = 0; $i < 11; $i++) {
      $node = $this
        ->drupalCreateNode([
        'uid' => $account
          ->id(),
      ]);
      $nodes[$node
        ->id()] = $node;
    }

    // Attempt to cancel account.
    $this
      ->drupalGet('user/' . $account
      ->id() . '/cancel');
    $this
      ->assertSession()
      ->pageTextContains('Are you sure you want to cancel your account?');
    $this
      ->assertSession()
      ->pageTextContains("Your account will be removed and all account information deleted. All of your content will be assigned to the {$this->config('user.settings')->get('anonymous')} user.");

    // Confirm account cancellation.
    $timestamp = time();
    $this
      ->submitForm([], 'Confirm');
    $this
      ->assertSession()
      ->pageTextContains('A confirmation request to cancel your account has been sent to your email address.');

    // Confirm account cancellation request.
    $this
      ->drupalGet("user/" . $account
      ->id() . "/cancel/confirm/{$timestamp}/" . user_pass_rehash($account, $timestamp));
    $user_storage
      ->resetCache([
      $account
        ->id(),
    ]);
    $this
      ->assertNull($user_storage
      ->load($account
      ->id()), 'User is not found in the database.');

    // Confirm that user's content has been attributed to anonymous user.
    $node_storage
      ->resetCache(array_keys($nodes));
    $test_nodes = $node_storage
      ->loadMultiple(array_keys($nodes));
    foreach ($test_nodes as $test_node) {
      $this
        ->assertEquals(0, $test_node
        ->getOwnerId(), 'Node ' . $test_node
        ->id() . ' of the user has been attributed to anonymous user.');
      $this
        ->assertTrue($test_node
        ->isPublished());
    }
  }

  /**
   * Delete account and remove all content.
   */
  public function testUserDelete() {
    $node_storage = $this->container
      ->get('entity_type.manager')
      ->getStorage('node');
    $this
      ->config('user.settings')
      ->set('cancel_method', 'user_cancel_delete')
      ->save();
    \Drupal::service('module_installer')
      ->install([
      'comment',
    ]);
    $this
      ->resetAll();
    $this
      ->addDefaultCommentField('node', 'page');
    $user_storage = $this->container
      ->get('entity_type.manager')
      ->getStorage('user');

    // Create a user.
    $account = $this
      ->drupalCreateUser([
      'cancel account',
      'post comments',
      'skip comment approval',
    ]);
    $this
      ->drupalLogin($account);

    // Load a real user object.
    $user_storage
      ->resetCache([
      $account
        ->id(),
    ]);
    $account = $user_storage
      ->load($account
      ->id());

    // Create a simple node.
    $node = $this
      ->drupalCreateNode([
      'uid' => $account
        ->id(),
    ]);

    // Create comment.
    $edit = [];
    $edit['subject[0][value]'] = $this
      ->randomMachineName(8);
    $edit['comment_body[0][value]'] = $this
      ->randomMachineName(16);
    $this
      ->drupalGet('comment/reply/node/' . $node
      ->id() . '/comment');
    $this
      ->submitForm($edit, 'Preview');
    $this
      ->submitForm([], 'Save');
    $this
      ->assertSession()
      ->pageTextContains('Your comment has been posted.');
    $comments = \Drupal::entityTypeManager()
      ->getStorage('comment')
      ->loadByProperties([
      'subject' => $edit['subject[0][value]'],
    ]);
    $comment = reset($comments);
    $this
      ->assertNotEmpty($comment
      ->id(), 'Comment found.');

    // Create a node with two revisions, the initial one belonging to the
    // cancelling user.
    $revision_node = $this
      ->drupalCreateNode([
      'uid' => $account
        ->id(),
    ]);
    $revision = $revision_node
      ->getRevisionId();
    $settings = get_object_vars($revision_node);
    $settings['revision'] = 1;

    // Set new/current revision to someone else.
    $settings['uid'] = 1;
    $revision_node = $this
      ->drupalCreateNode($settings);

    // Attempt to cancel account.
    $this
      ->drupalGet('user/' . $account
      ->id() . '/cancel');
    $this
      ->assertSession()
      ->pageTextContains('Are you sure you want to cancel your account?');
    $this
      ->assertSession()
      ->pageTextContains('Your account will be removed and all account information deleted. All of your content will also be deleted.');

    // Confirm account cancellation.
    $timestamp = time();
    $this
      ->submitForm([], 'Confirm');
    $this
      ->assertSession()
      ->pageTextContains('A confirmation request to cancel your account has been sent to your email address.');

    // Confirm account cancellation request.
    $this
      ->drupalGet("user/" . $account
      ->id() . "/cancel/confirm/{$timestamp}/" . user_pass_rehash($account, $timestamp));
    $user_storage
      ->resetCache([
      $account
        ->id(),
    ]);
    $this
      ->assertNull($user_storage
      ->load($account
      ->id()), 'User is not found in the database.');

    // Confirm there's only one session in the database. The user will be logged
    // out and their session migrated.
    // @see _user_cancel_session_regenerate()
    $this
      ->assertSame(1, (int) \Drupal::database()
      ->select('sessions', 's')
      ->countQuery()
      ->execute()
      ->fetchField());

    // Confirm that user's content has been deleted.
    $node_storage
      ->resetCache([
      $node
        ->id(),
    ]);
    $this
      ->assertNull($node_storage
      ->load($node
      ->id()), 'Node of the user has been deleted.');
    $this
      ->assertNull(node_revision_load($revision), 'Node revision of the user has been deleted.');
    $node_storage
      ->resetCache([
      $revision_node
        ->id(),
    ]);
    $this
      ->assertInstanceOf(Node::class, $node_storage
      ->load($revision_node
      ->id()));
    \Drupal::entityTypeManager()
      ->getStorage('comment')
      ->resetCache([
      $comment
        ->id(),
    ]);
    $this
      ->assertNull(Comment::load($comment
      ->id()), 'Comment of the user has been deleted.');

    // Confirm that the confirmation message made it through to the end user.
    $this
      ->assertSession()
      ->pageTextContains("Account {$account->getAccountName()} has been deleted.");
  }

  /**
   * Create an administrative user and delete another user.
   */
  public function testUserCancelByAdmin() {
    $this
      ->config('user.settings')
      ->set('cancel_method', 'user_cancel_reassign')
      ->save();

    // Create a regular user.
    $account = $this
      ->drupalCreateUser([]);

    // Create administrative user.
    $admin_user = $this
      ->drupalCreateUser([
      'administer users',
    ]);
    $this
      ->drupalLogin($admin_user);

    // Delete regular user.
    $this
      ->drupalGet('user/' . $account
      ->id() . '/cancel');
    $this
      ->assertSession()
      ->pageTextContains("Are you sure you want to cancel the account {$account->getAccountName()}?");
    $this
      ->assertSession()
      ->pageTextContains('Cancellation method');

    // Confirm deletion.
    $this
      ->submitForm([], 'Confirm');
    $this
      ->assertSession()
      ->pageTextContains("Account {$account->getAccountName()} has been deleted.");
    $this
      ->assertNull(User::load($account
      ->id()), 'User is not found in the database.');
  }

  /**
   * Tests deletion of a user account without an email address.
   */
  public function testUserWithoutEmailCancelByAdmin() {
    $this
      ->config('user.settings')
      ->set('cancel_method', 'user_cancel_reassign')
      ->save();

    // Create a regular user.
    $account = $this
      ->drupalCreateUser([]);

    // This user has no email address.
    $account->mail = '';
    $account
      ->save();

    // Create administrative user.
    $admin_user = $this
      ->drupalCreateUser([
      'administer users',
    ]);
    $this
      ->drupalLogin($admin_user);

    // Delete regular user without email address.
    $this
      ->drupalGet('user/' . $account
      ->id() . '/cancel');
    $this
      ->assertSession()
      ->pageTextContains("Are you sure you want to cancel the account {$account->getAccountName()}?");
    $this
      ->assertSession()
      ->pageTextContains('Cancellation method');

    // Confirm deletion.
    $this
      ->submitForm([], 'Confirm');
    $this
      ->assertSession()
      ->pageTextContains("Account {$account->getAccountName()} has been deleted.");
    $this
      ->assertNull(User::load($account
      ->id()), 'User is not found in the database.');
  }

  /**
   * Create an administrative user and mass-delete other users.
   */
  public function testMassUserCancelByAdmin() {
    \Drupal::service('module_installer')
      ->install([
      'views',
    ]);
    $this
      ->config('user.settings')
      ->set('cancel_method', 'user_cancel_reassign')
      ->save();
    $user_storage = $this->container
      ->get('entity_type.manager')
      ->getStorage('user');

    // Enable account cancellation notification.
    $this
      ->config('user.settings')
      ->set('notify.status_canceled', TRUE)
      ->save();

    // Create administrative user.
    $admin_user = $this
      ->drupalCreateUser([
      'administer users',
    ]);
    $this
      ->drupalLogin($admin_user);

    // Create some users.
    $users = [];
    for ($i = 0; $i < 3; $i++) {
      $account = $this
        ->drupalCreateUser([]);
      $users[$account
        ->id()] = $account;
    }

    // Cancel user accounts, including own one.
    $edit = [];
    $edit['action'] = 'user_cancel_user_action';
    for ($i = 0; $i <= 4; $i++) {
      $edit['user_bulk_form[' . $i . ']'] = TRUE;
    }
    $this
      ->drupalGet('admin/people');
    $this
      ->submitForm($edit, 'Apply to selected items');
    $this
      ->assertSession()
      ->pageTextContains('Are you sure you want to cancel these user accounts?');
    $this
      ->assertSession()
      ->pageTextContains('Cancellation method');
    $this
      ->assertSession()
      ->pageTextContains('Require email confirmation');
    $this
      ->assertSession()
      ->pageTextContains('Notify user when account is canceled');

    // Confirm deletion.
    $this
      ->submitForm([], 'Confirm');
    $status = TRUE;
    foreach ($users as $account) {
      $status = $status && strpos($this
        ->getTextContent(), "Account {$account->getAccountName()} has been deleted.") !== FALSE;
      $user_storage
        ->resetCache([
        $account
          ->id(),
      ]);
      $status = $status && !$user_storage
        ->load($account
        ->id());
    }
    $this
      ->assertTrue($status, 'Users deleted and not found in the database.');

    // Ensure that admin account was not cancelled.
    $this
      ->assertSession()
      ->pageTextContains('A confirmation request to cancel your account has been sent to your email address.');
    $admin_user = $user_storage
      ->load($admin_user
      ->id());
    $this
      ->assertTrue($admin_user
      ->isActive(), 'Administrative user is found in the database and enabled.');

    // Verify that uid 1's account was not cancelled.
    $user_storage
      ->resetCache([
      1,
    ]);
    $user1 = $user_storage
      ->load(1);
    $this
      ->assertTrue($user1
      ->isActive(), 'User #1 still exists and is not blocked.');
  }

  /**
   * Tests user cancel with node access.
   */
  public function testUserDeleteWithContentAndNodeAccess() {
    \Drupal::service('module_installer')
      ->install([
      'node_access_test',
    ]);

    // Rebuild node access.
    node_access_rebuild();
    $account = $this
      ->drupalCreateUser([
      'access content',
    ]);
    $node = $this
      ->drupalCreateNode([
      'type' => 'page',
      'uid' => $account
        ->id(),
    ]);
    $account
      ->delete();
    $load2 = \Drupal::entityTypeManager()
      ->getStorage('node')
      ->load($node
      ->id());
    $this
      ->assertEmpty($load2);
  }

  /**
   * Delete account and anonymize all content and it's translations.
   */
  public function testUserAnonymizeTranslations() {
    $this
      ->config('user.settings')
      ->set('cancel_method', 'user_cancel_reassign')
      ->save();

    // Create comment field on page.
    $this
      ->addDefaultCommentField('node', 'page');
    $user_storage = $this->container
      ->get('entity_type.manager')
      ->getStorage('user');
    \Drupal::service('module_installer')
      ->install([
      'language',
      'locale',
    ]);
    \Drupal::service('router.builder')
      ->rebuildIfNeeded();
    ConfigurableLanguage::createFromLangcode('ur')
      ->save();

    // Rebuild the container to update the default language container variable.
    $this
      ->rebuildContainer();
    $account = $this
      ->drupalCreateUser([
      'cancel account',
    ]);
    $this
      ->drupalLogin($account);
    $user_storage
      ->resetCache([
      $account
        ->id(),
    ]);
    $account = $user_storage
      ->load($account
      ->id());
    $node = $this
      ->drupalCreateNode([
      'uid' => $account
        ->id(),
    ]);

    // Add a comment to the page.
    $comment_subject = $this
      ->randomMachineName(8);
    $comment_body = $this
      ->randomMachineName(8);
    $comment = Comment::create([
      'subject' => $comment_subject,
      'comment_body' => $comment_body,
      'entity_id' => $node
        ->id(),
      'entity_type' => 'node',
      'field_name' => 'comment',
      'status' => CommentInterface::PUBLISHED,
      'uid' => $account
        ->id(),
    ]);
    $comment
      ->save();
    $comment
      ->addTranslation('ur', [
      'subject' => 'ur ' . $comment
        ->label(),
      'status' => CommentInterface::PUBLISHED,
    ])
      ->save();

    // Attempt to cancel account.
    $this
      ->drupalGet('user/' . $account
      ->id() . '/cancel');
    $this
      ->assertSession()
      ->pageTextContains('Are you sure you want to cancel your account?');
    $this
      ->assertSession()
      ->pageTextContains('Your account will be removed and all account information deleted. All of your content will be assigned to the ' . $this
      ->config('user.settings')
      ->get('anonymous') . ' user.');

    // Confirm account cancellation.
    $timestamp = time();
    $this
      ->submitForm([], 'Confirm');
    $this
      ->assertSession()
      ->pageTextContains('A confirmation request to cancel your account has been sent to your email address.');

    // Confirm account cancellation request.
    $this
      ->drupalGet('user/' . $account
      ->id() . "/cancel/confirm/{$timestamp}/" . user_pass_rehash($account, $timestamp));
    $user_storage
      ->resetCache([
      $account
        ->id(),
    ]);
    $this
      ->assertNull($user_storage
      ->load($account
      ->id()), 'User is not found in the database.');

    // Confirm that user's content has been attributed to anonymous user.
    $anonymous_user = User::getAnonymousUser();
    $storage = \Drupal::entityTypeManager()
      ->getStorage('comment');
    $storage
      ->resetCache([
      $comment
        ->id(),
    ]);
    $test_comment = $storage
      ->load($comment
      ->id());
    $this
      ->assertEquals(0, $test_comment
      ->getOwnerId());
    $this
      ->assertTrue($test_comment
      ->isPublished(), 'Comment of the user has been attributed to anonymous user.');
    $this
      ->assertEquals($anonymous_user
      ->getDisplayName(), $test_comment
      ->getAuthorName());
    $comment_translation = $test_comment
      ->getTranslation('ur');
    $this
      ->assertEquals(0, $comment_translation
      ->getOwnerId());
    $this
      ->assertTrue($comment_translation
      ->isPublished(), 'Comment translation of the user has been attributed to anonymous user.');
    $this
      ->assertEquals($anonymous_user
      ->getDisplayName(), $comment_translation
      ->getAuthorName());

    // Confirm that the confirmation message made it through to the end user.
    $this
      ->assertSession()
      ->responseContains(t('%name has been deleted.', [
      '%name' => $account
        ->getAccountName(),
    ]));
  }

}