class EntityFormDisplayAccessControlHandlerTest

class EntityFormDisplayAccessControlHandlerTest extends UnitTestCase {
  
  /**
   * The field storage config access controller to test.
   *
   * @var \Drupal\field\FieldStorageConfigAccessControlHandler
   */
  protected $accessControlHandler;
  
  /**
   * The mock module handler.
   *
   * @var \Drupal\Core\Extension\ModuleHandlerInterface
   */
  protected $moduleHandler;
  
  /**
   * The mock account without field storage config access.
   *
   * @var \Drupal\Core\Session\AccountInterface
   */
  protected $anon;
  
  /**
   * The mock account with EntityFormDisplay access.
   *
   * @var \Drupal\Core\Session\AccountInterface
   */
  protected $member;
  
  /**
   * The mock account with EntityFormDisplay access via parent access check.
   *
   * @var \Drupal\Core\Session\AccountInterface
   */
  protected $parent_member;
  
  /**
   * The EntityFormDisplay entity used for testing.
   *
   * @var \Drupal\Core\Entity\Display\EntityFormDisplayInterface
   */
  protected $entity;
  
  /**
   * Returns a mock Entity Type Manager.
   *
   * @return \Drupal\Core\Entity\EntityTypeManagerInterface
   *   The mocked entity type manager.
   */
  protected function getEntityTypeManager() {
    $entity_type_manager = $this->prophesize(EntityTypeManagerInterface::class);
    return $entity_type_manager->reveal();
  }
  
  /**
   * {@inheritdoc}
   */
  protected function setUp() : void {
    parent::setUp();
    $this->anon = $this->createMock(AccountInterface::class);
    $this->anon
      ->expects($this->any())
      ->method('hasPermission')
      ->willReturn(FALSE);
    $this->anon
      ->expects($this->any())
      ->method('id')
      ->willReturn(0);
    $this->member = $this->createMock(AccountInterface::class);
    $this->member
      ->expects($this->any())
      ->method('hasPermission')
      ->willReturnMap([
      [
        'administer foobar form display',
        TRUE,
      ],
    ]);
    $this->member
      ->expects($this->any())
      ->method('id')
      ->willReturn(2);
    $this->parent_member = $this->createMock(AccountInterface::class);
    $this->parent_member
      ->expects($this->any())
      ->method('hasPermission')
      ->willReturnMap([
      [
        'Llama',
        TRUE,
      ],
    ]);
    $this->parent_member
      ->expects($this->any())
      ->method('id')
      ->willReturn(3);
    $entity_form_display_entity_type = $this->createMock(ConfigEntityTypeInterface::class);
    $entity_form_display_entity_type->expects($this->any())
      ->method('getAdminPermission')
      ->willReturn('Llama');
    $entity_form_display_entity_type->expects($this->any())
      ->method('getKey')
      ->willReturnMap([
      [
        'langcode',
        'langcode',
      ],
    ]);
    $entity_form_display_entity_type->expects($this->any())
      ->method('entityClassImplements')
      ->willReturn(TRUE);
    $entity_form_display_entity_type->expects($this->any())
      ->method('getConfigPrefix')
      ->willReturn('');
    $this->moduleHandler = $this->createMock(ModuleHandlerInterface::class);
    $this->moduleHandler
      ->expects($this->any())
      ->method('invokeAll')
      ->willReturn([]);
    $storage_access_control_handler = new EntityFormDisplayAccessControlHandler($entity_form_display_entity_type);
    $storage_access_control_handler->setModuleHandler($this->moduleHandler);
    $entity_type_manager = $this->createMock(EntityTypeManagerInterface::class);
    $entity_type_manager->expects($this->any())
      ->method('getStorage')
      ->willReturnMap([
      [
        'entity_display',
        $this->createMock(EntityStorageInterface::class),
      ],
    ]);
    $entity_type_manager->expects($this->any())
      ->method('getAccessControlHandler')
      ->willReturnMap([
      [
        'entity_display',
        $storage_access_control_handler,
      ],
    ]);
    $entity_type_manager->expects($this->any())
      ->method('getDefinition')
      ->willReturn($entity_form_display_entity_type);
    $entity_field_manager = $this->createMock(EntityFieldManagerInterface::class);
    $entity_field_manager->expects($this->any())
      ->method('getFieldDefinitions')
      ->willReturn([]);
    $container = new Container();
    $container->set('entity_type.manager', $entity_type_manager);
    $container->set('entity_field.manager', $entity_field_manager);
    $container->set('language_manager', $this->createMock(LanguageManagerInterface::class));
    $container->set('plugin.manager.field.widget', $this->prophesize(PluginManagerInterface::class));
    $container->set('plugin.manager.field.field_type', $this->createMock(FieldTypePluginManagerInterface::class));
    $container->set('plugin.manager.field.formatter', $this->prophesize(FormatterPluginManager::class));
    $container->set('uuid', $this->createMock(UuidInterface::class));
    $container->set('renderer', $this->createMock(RendererInterface::class));
    $container->set('cache_contexts_manager', $this->prophesize(CacheContextsManager::class));
    \Drupal::setContainer($container);
    $this->entity = new EntityFormDisplay([
      'targetEntityType' => 'foobar',
      'bundle' => 'bazqux',
      'mode' => 'default',
      'id' => 'foobar.bazqux.default',
      'uuid' => '6f2f259a-f3c7-42ea-bdd5-111ad1f85ed1',
    ], 'entity_display');
    $this->accessControlHandler = $storage_access_control_handler;
  }
  
  /**
   * Assert method to verify the access by operations.
   *
   * @param array $allow_operations
   *   A list of allowed operations.
   * @param \Drupal\Core\Session\AccountInterface $user
   *   The account to use for get access.
   *
   * @internal
   */
  public function assertAllowOperations(array $allow_operations, AccountInterface $user) : void {
    foreach ([
      'view',
      'update',
      'delete',
    ] as $operation) {
      $expected = in_array($operation, $allow_operations);
      $actual = $this->accessControlHandler
        ->access($this->entity, $operation, $user);
      $this->assertSame($expected, $actual, "Access problem with '{$operation}' operation.");
    }
  }
  
  /**
   * @covers ::access
   * @covers ::checkAccess
   */
  public function testAccess() {
    $this->assertAllowOperations([], $this->anon);
    $this->assertAllowOperations([
      'view',
      'update',
      'delete',
    ], $this->member);
    $this->assertAllowOperations([
      'view',
      'update',
      'delete',
    ], $this->parent_member);
    $this->entity
      ->enforceIsNew(TRUE)
      ->save();
    // Unfortunately, EntityAccessControlHandler has a static cache, which we
    // therefore must reset manually.
    $this->accessControlHandler
      ->resetCache();
    $this->assertAllowOperations([], $this->anon);
    $this->assertAllowOperations([
      'view',
      'update',
    ], $this->member);
    $this->assertAllowOperations([
      'view',
      'update',
    ], $this->parent_member);
  }

}