EntityReferenceFormatterTest.php in Zircon Profile 8.0

Contains \Drupal\field\Tests\EntityReference\EntityReferenceFormatterTest.

Namespace

Drupal\field\Tests\EntityReference

File

core/modules/field/src/Tests/EntityReference/EntityReferenceFormatterTest.php

<?php

/**
 * @file
 * Contains \Drupal\field\Tests\EntityReference\EntityReferenceFormatterTest.
 */
namespace Drupal\field\Tests\EntityReference;

use Drupal\Core\Cache\Cache;
use Drupal\Core\Cache\CacheableMetadata;
use Drupal\Core\Field\FieldStorageDefinitionInterface;
use Drupal\field\Entity\FieldStorageConfig;
use Drupal\filter\Entity\FilterFormat;
use Drupal\system\Tests\Entity\EntityUnitTestBase;
use Drupal\user\Entity\Role;
use Drupal\user\RoleInterface;

/**
 * Tests the formatters functionality.
 *
 * @group entity_reference
 */
class EntityReferenceFormatterTest extends EntityUnitTestBase {
  use EntityReferenceTestTrait;

  /**
   * The entity type used in this test.
   *
   * @var string
   */
  protected $entityType = 'entity_test';

  /**
   * The bundle used in this test.
   *
   * @var string
   */
  protected $bundle = 'entity_test';

  /**
   * The name of the field used in this test.
   *
   * @var string
   */
  protected $fieldName = 'field_test';

  /**
   * The entity to be referenced in this test.
   *
   * @var \Drupal\Core\Entity\EntityInterface
   */
  protected $referencedEntity;

  /**
   * The entity that is not yet saved to its persistent storage to be referenced
   * in this test.
   *
   * @var \Drupal\Core\Entity\EntityInterface
   */
  protected $unsavedReferencedEntity;
  protected function setUp() {
    parent::setUp();

    // Use Classy theme for testing markup output.
    \Drupal::service('theme_handler')
      ->install([
      'classy',
    ]);
    $this
      ->config('system.theme')
      ->set('default', 'classy')
      ->save();

    // Grant the 'view test entity' permission.
    $this
      ->installConfig(array(
      'user',
    ));
    Role::load(RoleInterface::ANONYMOUS_ID)
      ->grantPermission('view test entity')
      ->save();

    // The label formatter rendering generates links, so build the router.
    $this
      ->installSchema('system', 'router');
    $this->container
      ->get('router.builder')
      ->rebuild();
    $this
      ->createEntityReferenceField($this->entityType, $this->bundle, $this->fieldName, 'Field test', $this->entityType, 'default', array(), FieldStorageDefinitionInterface::CARDINALITY_UNLIMITED);

    // Set up a field, so that the entity that'll be referenced bubbles up a
    // cache tag when rendering it entirely.
    entity_create('field_storage_config', array(
      'field_name' => 'body',
      'entity_type' => $this->entityType,
      'type' => 'text',
      'settings' => array(),
    ))
      ->save();
    entity_create('field_config', array(
      'entity_type' => $this->entityType,
      'bundle' => $this->bundle,
      'field_name' => 'body',
      'label' => 'Body',
    ))
      ->save();
    entity_get_display($this->entityType, $this->bundle, 'default')
      ->setComponent('body', array(
      'type' => 'text_default',
      'settings' => array(),
    ))
      ->save();
    entity_create('filter_format', array(
      'format' => 'full_html',
      'name' => 'Full HTML',
    ))
      ->save();

    // Create the entity to be referenced.
    $this->referencedEntity = entity_create($this->entityType, array(
      'name' => $this
        ->randomMachineName(),
    ));
    $this->referencedEntity->body = array(
      'value' => '<p>Hello, world!</p>',
      'format' => 'full_html',
    );
    $this->referencedEntity
      ->save();

    // Create another entity to be referenced but do not save it.
    $this->unsavedReferencedEntity = entity_create($this->entityType, array(
      'name' => $this
        ->randomMachineName(),
    ));
    $this->unsavedReferencedEntity->body = array(
      'value' => '<p>Hello, unsaved world!</p>',
      'format' => 'full_html',
    );
  }

  /**
   * Assert inaccessible items don't change the data of the fields.
   */
  public function testAccess() {

    // Revoke the 'view test entity' permission for this test.
    Role::load(RoleInterface::ANONYMOUS_ID)
      ->revokePermission('view test entity')
      ->save();
    $field_name = $this->fieldName;
    $referencing_entity = entity_create($this->entityType, array(
      'name' => $this
        ->randomMachineName(),
    ));
    $referencing_entity
      ->save();
    $referencing_entity->{$field_name}->entity = $this->referencedEntity;

    // Assert user doesn't have access to the entity.
    $this
      ->assertFalse($this->referencedEntity
      ->access('view'), 'Current user does not have access to view the referenced entity.');
    $formatter_manager = $this->container
      ->get('plugin.manager.field.formatter');

    // Get all the existing formatters.
    foreach ($formatter_manager
      ->getOptions('entity_reference') as $formatter => $name) {

      // Set formatter type for the 'full' view mode.
      entity_get_display($this->entityType, $this->bundle, 'default')
        ->setComponent($field_name, array(
        'type' => $formatter,
      ))
        ->save();

      // Invoke entity view.
      entity_view($referencing_entity, 'default');

      // Verify the un-accessible item still exists.
      $this
        ->assertEqual($referencing_entity->{$field_name}->target_id, $this->referencedEntity
        ->id(), format_string('The un-accessible item still exists after @name formatter was executed.', array(
        '@name' => $name,
      )));
    }
  }

  /**
   * Tests the ID formatter.
   */
  public function testIdFormatter() {
    $formatter = 'entity_reference_entity_id';
    $build = $this
      ->buildRenderArray([
      $this->referencedEntity,
      $this->unsavedReferencedEntity,
    ], $formatter);
    $this
      ->assertEqual($build[0]['#plain_text'], $this->referencedEntity
      ->id(), sprintf('The markup returned by the %s formatter is correct for an item with a saved entity.', $formatter));
    $this
      ->assertEqual($build[0]['#cache']['tags'], $this->referencedEntity
      ->getCacheTags(), sprintf('The %s formatter has the expected cache tags.', $formatter));
    $this
      ->assertTrue(!isset($build[1]), sprintf('The markup returned by the %s formatter is correct for an item with a unsaved entity.', $formatter));
  }

  /**
   * Tests the entity formatter.
   */
  public function testEntityFormatter() {

    /** @var \Drupal\Core\Render\RendererInterface $renderer */
    $renderer = $this->container
      ->get('renderer');
    $formatter = 'entity_reference_entity_view';
    $build = $this
      ->buildRenderArray([
      $this->referencedEntity,
      $this->unsavedReferencedEntity,
    ], $formatter);

    // Test the first field item.
    $expected_rendered_name_field_1 = '
            <div class="field field--name-name field--type-string field--label-hidden field__item">' . $this->referencedEntity
      ->label() . '</div>
      ';
    $expected_rendered_body_field_1 = '
  <div class="clearfix text-formatted field field--name-body field--type-text field--label-above">
    <div class="field__label">Body</div>
              <div class="field__item"><p>Hello, world!</p></div>
          </div>
';
    $renderer
      ->renderRoot($build[0]);
    $this
      ->assertEqual($build[0]['#markup'], 'default | ' . $this->referencedEntity
      ->label() . $expected_rendered_name_field_1 . $expected_rendered_body_field_1, sprintf('The markup returned by the %s formatter is correct for an item with a saved entity.', $formatter));
    $expected_cache_tags = Cache::mergeTags(\Drupal::entityManager()
      ->getViewBuilder($this->entityType)
      ->getCacheTags(), $this->referencedEntity
      ->getCacheTags());
    $expected_cache_tags = Cache::mergeTags($expected_cache_tags, FilterFormat::load('full_html')
      ->getCacheTags());
    $this
      ->assertEqual($build[0]['#cache']['tags'], $expected_cache_tags, format_string('The @formatter formatter has the expected cache tags.', array(
      '@formatter' => $formatter,
    )));

    // Test the second field item.
    $renderer
      ->renderRoot($build[1]);
    $this
      ->assertEqual($build[1]['#markup'], $this->unsavedReferencedEntity
      ->label(), sprintf('The markup returned by the %s formatter is correct for an item with a unsaved entity.', $formatter));
  }

  /**
   * Tests the label formatter.
   */
  public function testLabelFormatter() {

    /** @var \Drupal\Core\Render\RendererInterface $renderer */
    $renderer = $this->container
      ->get('renderer');
    $formatter = 'entity_reference_label';

    // The 'link' settings is TRUE by default.
    $build = $this
      ->buildRenderArray([
      $this->referencedEntity,
      $this->unsavedReferencedEntity,
    ], $formatter);
    $expected_field_cacheability = [
      'contexts' => [],
      'tags' => [],
      'max-age' => Cache::PERMANENT,
    ];
    $this
      ->assertEqual($build['#cache'], $expected_field_cacheability, 'The field render array contains the entity access cacheability metadata');
    $expected_item_1 = array(
      '#type' => 'link',
      '#title' => $this->referencedEntity
        ->label(),
      '#url' => $this->referencedEntity
        ->urlInfo(),
      '#options' => $this->referencedEntity
        ->urlInfo()
        ->getOptions(),
      '#cache' => array(
        'contexts' => [
          'user.permissions',
        ],
        'tags' => $this->referencedEntity
          ->getCacheTags(),
      ),
    );
    $this
      ->assertEqual($renderer
      ->renderRoot($build[0]), $renderer
      ->renderRoot($expected_item_1), sprintf('The markup returned by the %s formatter is correct for an item with a saved entity.', $formatter));
    $this
      ->assertEqual(CacheableMetadata::createFromRenderArray($build[0]), CacheableMetadata::createFromRenderArray($expected_item_1));

    // The second referenced entity is "autocreated", therefore not saved and
    // lacking any URL info.
    $expected_item_2 = array(
      '#plain_text' => $this->unsavedReferencedEntity
        ->label(),
      '#cache' => array(
        'contexts' => [
          'user.permissions',
        ],
        'tags' => $this->unsavedReferencedEntity
          ->getCacheTags(),
        'max-age' => Cache::PERMANENT,
      ),
    );
    $this
      ->assertEqual($build[1], $expected_item_2, sprintf('The render array returned by the %s formatter is correct for an item with a unsaved entity.', $formatter));

    // Test with the 'link' setting set to FALSE.
    $build = $this
      ->buildRenderArray([
      $this->referencedEntity,
      $this->unsavedReferencedEntity,
    ], $formatter, array(
      'link' => FALSE,
    ));
    $this
      ->assertEqual($build[0]['#plain_text'], $this->referencedEntity
      ->label(), sprintf('The markup returned by the %s formatter is correct for an item with a saved entity.', $formatter));
    $this
      ->assertEqual($build[1]['#plain_text'], $this->unsavedReferencedEntity
      ->label(), sprintf('The markup returned by the %s formatter is correct for an item with a unsaved entity.', $formatter));

    // Test an entity type that doesn't have any link templates, which means
    // \Drupal\Core\Entity\EntityInterface::urlInfo() will throw an exception
    // and the label formatter will output only the label instead of a link.
    $field_storage_config = FieldStorageConfig::loadByName($this->entityType, $this->fieldName);
    $field_storage_config
      ->setSetting('target_type', 'entity_test_label');
    $field_storage_config
      ->save();
    $referenced_entity_with_no_link_template = entity_create('entity_test_label', array(
      'name' => $this
        ->randomMachineName(),
    ));
    $referenced_entity_with_no_link_template
      ->save();
    $build = $this
      ->buildRenderArray([
      $referenced_entity_with_no_link_template,
    ], $formatter, array(
      'link' => TRUE,
    ));
    $this
      ->assertEqual($build[0]['#plain_text'], $referenced_entity_with_no_link_template
      ->label(), sprintf('The markup returned by the %s formatter is correct for an entity type with no valid link template.', $formatter));
  }

  /**
   * Sets field values and returns a render array as built by
   * \Drupal\Core\Field\FieldItemListInterface::view().
   *
   * @param \Drupal\Core\Entity\EntityInterface[] $referenced_entities
   *   An array of entity objects that will be referenced.
   * @param string $formatter
   *   The formatted plugin that will be used for building the render array.
   * @param array $formatter_options
   *   Settings specific to the formatter. Defaults to the formatter's default
   *   settings.
   *
   * @return array
   *   A render array.
   */
  protected function buildRenderArray(array $referenced_entities, $formatter, $formatter_options = array()) {

    // Create the entity that will have the entity reference field.
    $referencing_entity = entity_create($this->entityType, array(
      'name' => $this
        ->randomMachineName(),
    ));
    $items = $referencing_entity
      ->get($this->fieldName);

    // Assign the referenced entities.
    foreach ($referenced_entities as $referenced_entity) {
      $items[] = [
        'entity' => $referenced_entity,
      ];
    }

    // Build the renderable array for the field.
    return $items
      ->view(array(
      'type' => $formatter,
      'settings' => $formatter_options,
    ));
  }

}

Classes

Name	Description
EntityReferenceFormatterTest	Tests the formatters functionality.