class LatestRevisionCheckTest

class LatestRevisionCheckTest extends UnitTestCase {
  
  /**
   * {@inheritdoc}
   */
  protected function setUp() : void {
    parent::setUp();
    // Initialize Drupal container since the cache context manager is needed.
    $contexts_manager = $this->prophesize(CacheContextsManager::class);
    $contexts_manager->assertValidTokens(Argument::any())
      ->willReturn(TRUE);
    $builder = new ContainerBuilder();
    $builder->set('cache_contexts_manager', $contexts_manager->reveal());
    \Drupal::setContainer($builder);
  }
  
  /**
   * Tests the access check of the LatestRevisionCheck service.
   *
   * @param string $entity_class
   *   The class of the entity to mock.
   * @param string $entity_type
   *   The machine name of the entity to mock.
   * @param bool $has_pending_revision
   *   Whether this entity should have a pending revision in the system.
   * @param array $account_permissions
   *   An array of permissions the account has.
   * @param bool $is_owner
   *   Indicates if the user should be the owner of the entity.
   * @param string $result_class
   *   The AccessResult class that should result. One of AccessResultAllowed,
   *   AccessResultForbidden, AccessResultNeutral.
   *
   * @dataProvider accessSituationProvider
   */
  public function testLatestAccessPermissions($entity_class, $entity_type, $has_pending_revision, array $account_permissions, $is_owner, $result_class) : void {
    /** @var \Drupal\Core\Session\AccountInterface $account */
    $account = $this->prophesize(AccountInterface::class);
    $possible_permissions = [
      'view latest version',
      'view any unpublished content',
      'view own unpublished content',
    ];
    foreach ($possible_permissions as $permission) {
      $account->hasPermission($permission)
        ->willReturn(in_array($permission, $account_permissions));
    }
    $account->id()
      ->willReturn(42);
    /** @var \Drupal\Core\Entity\EntityInterface $entity */
    $entity = $this->prophesize($entity_class);
    $entity->getCacheContexts()
      ->willReturn([]);
    $entity->getCacheTags()
      ->willReturn([]);
    $entity->getCacheMaxAge()
      ->willReturn(0);
    if (is_subclass_of($entity_class, EntityOwnerInterface::class)) {
      $entity->getOwnerId()
        ->willReturn($is_owner ? 42 : 3);
    }
    /** @var \Drupal\content_moderation\ModerationInformation $mod_info */
    $mod_info = $this->prophesize(ModerationInformation::class);
    $mod_info->hasPendingRevision($entity->reveal())
      ->willReturn($has_pending_revision);
    $route = $this->prophesize(Route::class);
    $route->getOption('_content_moderation_entity_type')
      ->willReturn($entity_type);
    $route_match = $this->prophesize(RouteMatch::class);
    $route_match->getParameter($entity_type)
      ->willReturn($entity->reveal());
    $lrc = new LatestRevisionCheck($mod_info->reveal());
    /** @var \Drupal\Core\Access\AccessResult $result */
    $result = $lrc->access($route->reveal(), $route_match->reveal(), $account->reveal());
    $this->assertInstanceOf($result_class, $result);
  }
  
  /**
   * Data provider for testLastAccessPermissions().
   */
  public static function accessSituationProvider() {
    return [
      // Node with global permissions and latest version.
[
        Node::class,
        'node',
        TRUE,
        [
          'view latest version',
          'view any unpublished content',
        ],
        FALSE,
        AccessResultAllowed::class,
      ],
      // Node with global permissions and no latest version.
[
        Node::class,
        'node',
        FALSE,
        [
          'view latest version',
          'view any unpublished content',
        ],
        FALSE,
        AccessResultForbidden::class,
      ],
      // Node with own content permissions and latest version.
[
        Node::class,
        'node',
        TRUE,
        [
          'view latest version',
          'view own unpublished content',
        ],
        TRUE,
        AccessResultAllowed::class,
      ],
      // Node with own content permissions and no latest version.
[
        Node::class,
        'node',
        FALSE,
        [
          'view latest version',
          'view own unpublished content',
        ],
        FALSE,
        AccessResultForbidden::class,
      ],
      // Node with own content permissions and latest version, but no perms to
      // view latest version.
[
        Node::class,
        'node',
        TRUE,
        [
          'view own unpublished content',
        ],
        TRUE,
        AccessResultNeutral::class,
      ],
      // Node with own content permissions and no latest version, but no perms
      // to view latest version.
[
        Node::class,
        'node',
        TRUE,
        [
          'view own unpublished content',
        ],
        FALSE,
        AccessResultNeutral::class,
      ],
      // Block with pending revision, and permissions to view any.
[
        BlockContent::class,
        'block_content',
        TRUE,
        [
          'view latest version',
          'view any unpublished content',
        ],
        FALSE,
        AccessResultAllowed::class,
      ],
      // Block with no pending revision.
[
        BlockContent::class,
        'block_content',
        FALSE,
        [
          'view latest version',
          'view any unpublished content',
        ],
        FALSE,
        AccessResultForbidden::class,
      ],
      // Block with pending revision, but no permission to view any.
[
        BlockContent::class,
        'block_content',
        TRUE,
        [
          'view latest version',
          'view own unpublished content',
        ],
        FALSE,
        AccessResultNeutral::class,
      ],
      // Block with no pending revision.
[
        BlockContent::class,
        'block_content',
        FALSE,
        [
          'view latest version',
          'view own unpublished content',
        ],
        FALSE,
        AccessResultForbidden::class,
      ],
    ];
  }

}