class EntityReferenceFormatterTest in Drupal 9

Same name and namespace in other branches

8 core/modules/field/tests/src/Kernel/EntityReference/EntityReferenceFormatterTest.php \Drupal\Tests\field\Kernel\EntityReference\EntityReferenceFormatterTest

Tests the formatters functionality.

@group entity_reference

Hierarchy

class \Drupal\KernelTests\KernelTestBase extends \PHPUnit\Framework\TestCase implements ServiceProviderInterface uses \Symfony\Bridge\PhpUnit\ExpectDeprecationTrait, AssertContentTrait, AssertLegacyTrait, ConfigTestTrait, ExtensionListTestTrait, PhpUnitCompatibilityTrait, RandomGeneratorTrait, TestRequirementsTrait, PhpUnitWarnings
- class \Drupal\KernelTests\Core\Entity\EntityKernelTestBase uses UserCreationTrait
  - class \Drupal\Tests\field\Kernel\EntityReference\EntityReferenceFormatterTest uses EntityReferenceTestTrait

Expanded class hierarchy of EntityReferenceFormatterTest

File

core/modules/field/tests/src/Kernel/EntityReference/EntityReferenceFormatterTest.php, line 24

Namespace

Drupal\Tests\field\Kernel\EntityReference

View source

class EntityReferenceFormatterTest extends EntityKernelTestBase {
  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() : void {
    parent::setUp();

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

    // Grant the 'view test entity' permission.
    $this
      ->installConfig([
      'user',
    ]);
    Role::load(RoleInterface::ANONYMOUS_ID)
      ->grantPermission('view test entity')
      ->save();
    $this
      ->createEntityReferenceField($this->entityType, $this->bundle, $this->fieldName, 'Field test', $this->entityType, 'default', [], FieldStorageDefinitionInterface::CARDINALITY_UNLIMITED);

    // Set up a field, so that the entity that'll be referenced bubbles up a
    // cache tag when rendering it entirely.
    FieldStorageConfig::create([
      'field_name' => 'body',
      'entity_type' => $this->entityType,
      'type' => 'text',
      'settings' => [],
    ])
      ->save();
    FieldConfig::create([
      'entity_type' => $this->entityType,
      'bundle' => $this->bundle,
      'field_name' => 'body',
      'label' => 'Body',
    ])
      ->save();
    \Drupal::service('entity_display.repository')
      ->getViewDisplay($this->entityType, $this->bundle)
      ->setComponent('body', [
      'type' => 'text_default',
      'settings' => [],
    ])
      ->save();
    FilterFormat::create([
      'format' => 'full_html',
      'name' => 'Full HTML',
    ])
      ->save();

    // Create the entity to be referenced.
    $this->referencedEntity = $this->container
      ->get('entity_type.manager')
      ->getStorage($this->entityType)
      ->create([
      'name' => $this
        ->randomMachineName(),
    ]);
    $this->referencedEntity->body = [
      'value' => '<p>Hello, world!</p>',
      'format' => 'full_html',
    ];
    $this->referencedEntity
      ->save();

    // Create another entity to be referenced but do not save it.
    $this->unsavedReferencedEntity = $this->container
      ->get('entity_type.manager')
      ->getStorage($this->entityType)
      ->create([
      'name' => $this
        ->randomMachineName(),
    ]);
    $this->unsavedReferencedEntity->body = [
      '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 = $this->container
      ->get('entity_type.manager')
      ->getStorage($this->entityType)
      ->create([
      '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.
      \Drupal::service('entity_display.repository')
        ->getViewDisplay($this->entityType, $this->bundle)
        ->setComponent($field_name, [
        'type' => $formatter,
      ])
        ->save();

      // Invoke entity view.
      \Drupal::entityTypeManager()
        ->getViewBuilder($referencing_entity
        ->getEntityTypeId())
        ->view($referencing_entity, 'default');

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

  /**
   * Tests the merging of cache metadata.
   */
  public function testCustomCacheTagFormatter() {

    /** @var \Drupal\Core\Render\RendererInterface $renderer */
    $renderer = $this->container
      ->get('renderer');
    $formatter = 'entity_reference_custom_cache_tag';
    $build = $this
      ->buildRenderArray([
      $this->referencedEntity,
    ], $formatter);
    $renderer
      ->renderRoot($build);
    $this
      ->assertContains('custom_cache_tag', $build['#cache']['tags']);
  }

  /**
   * Tests the ID formatter.
   */
  public function testIdFormatter() {
    $formatter = 'entity_reference_entity_id';
    $build = $this
      ->buildRenderArray([
      $this->referencedEntity,
      $this->unsavedReferencedEntity,
    ], $formatter);
    $this
      ->assertEquals($this->referencedEntity
      ->id(), $build[0]['#plain_text'], sprintf('The markup returned by the %s formatter is correct for an item with a saved entity.', $formatter));
    $this
      ->assertEquals($this->referencedEntity
      ->getCacheTags(), $build[0]['#cache']['tags'], 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
      ->assertEquals('default | ' . $this->referencedEntity
      ->label() . $expected_rendered_name_field_1 . $expected_rendered_body_field_1, $build[0]['#markup'], sprintf('The markup returned by the %s formatter is correct for an item with a saved entity.', $formatter));
    $expected_cache_tags = Cache::mergeTags(\Drupal::entityTypeManager()
      ->getViewBuilder($this->entityType)
      ->getCacheTags(), $this->referencedEntity
      ->getCacheTags());
    $expected_cache_tags = Cache::mergeTags($expected_cache_tags, FilterFormat::load('full_html')
      ->getCacheTags());
    $this
      ->assertEquals($expected_cache_tags, $build[0]['#cache']['tags'], new FormattableMarkup('The @formatter formatter has the expected cache tags.', [
      '@formatter' => $formatter,
    ]));

    // Test the second field item.
    $expected_rendered_name_field_2 = '
            <div class="field field--name-name field--type-string field--label-hidden field__item">' . $this->unsavedReferencedEntity
      ->label() . '</div>
      ';
    $expected_rendered_body_field_2 = '
  <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, unsaved world!</p></div>
          </div>
';
    $renderer
      ->renderRoot($build[1]);
    $this
      ->assertEquals('default | ' . $this->unsavedReferencedEntity
      ->label() . $expected_rendered_name_field_2 . $expected_rendered_body_field_2, $build[1]['#markup'], sprintf('The markup returned by the %s formatter is correct for an item with a unsaved entity.', $formatter));
  }

  /**
   * Tests the recursive rendering protection of the entity formatter.
   */
  public function testEntityFormatterRecursiveRendering() {

    /** @var \Drupal\Core\Render\RendererInterface $renderer */
    $renderer = $this->container
      ->get('renderer');
    $formatter = 'entity_reference_entity_view';
    $view_builder = $this->entityTypeManager
      ->getViewBuilder($this->entityType);

    // Set the default view mode to use the 'entity_reference_entity_view'
    // formatter.
    \Drupal::service('entity_display.repository')
      ->getViewDisplay($this->entityType, $this->bundle)
      ->setComponent($this->fieldName, [
      'type' => $formatter,
    ])
      ->save();
    $storage = \Drupal::entityTypeManager()
      ->getStorage($this->entityType);
    $referencing_entity_1 = $storage
      ->create([
      'name' => $this
        ->randomMachineName(),
    ]);
    $referencing_entity_1
      ->save();

    // Create a self-reference.
    $referencing_entity_1->{$this->fieldName}->entity = $referencing_entity_1;
    $referencing_entity_1
      ->save();

    // Check that the recursive rendering stops after it reaches the specified
    // limit.
    $build = $view_builder
      ->view($referencing_entity_1, 'default');
    $output = $renderer
      ->renderRoot($build);

    // The title of entity_test entities is printed twice by default, so we have
    // to multiply the formatter's recursive rendering protection limit by 2.
    // Additionally, we have to take into account 2 additional occurrences of
    // the entity title because we're rendering the full entity, not just the
    // reference field.
    $expected_occurrences = EntityReferenceEntityFormatter::RECURSIVE_RENDER_LIMIT * 2 + 2;
    $actual_occurrences = substr_count($output, $referencing_entity_1->name->value);
    $this
      ->assertEquals($expected_occurrences, $actual_occurrences);

    // Repeat the process with another entity in order to check that the
    // 'recursive_render_id' counter is generated properly.
    $referencing_entity_2 = $storage
      ->create([
      'name' => $this
        ->randomMachineName(),
    ]);
    $referencing_entity_2
      ->save();
    $referencing_entity_2->{$this->fieldName}->entity = $referencing_entity_2;
    $referencing_entity_2
      ->save();
    $build = $view_builder
      ->view($referencing_entity_2, 'default');
    $output = $renderer
      ->renderRoot($build);
    $actual_occurrences = substr_count($output, $referencing_entity_2->name->value);
    $this
      ->assertEquals($expected_occurrences, $actual_occurrences);

    // Now render both entities at the same time and check again.
    $build = $view_builder
      ->viewMultiple([
      $referencing_entity_1,
      $referencing_entity_2,
    ], 'default');
    $output = $renderer
      ->renderRoot($build);
    $actual_occurrences = substr_count($output, $referencing_entity_1->name->value);
    $this
      ->assertEquals($expected_occurrences, $actual_occurrences);
    $actual_occurrences = substr_count($output, $referencing_entity_2->name->value);
    $this
      ->assertEquals($expected_occurrences, $actual_occurrences);
  }

  /**
   * Renders the same entity referenced from different places.
   */
  public function testEntityReferenceRecursiveProtectionWithManyRenderedEntities() {
    $formatter = 'entity_reference_entity_view';
    $view_builder = $this->entityTypeManager
      ->getViewBuilder($this->entityType);

    // Set the default view mode to use the 'entity_reference_entity_view'
    // formatter.
    \Drupal::service('entity_display.repository')
      ->getViewDisplay($this->entityType, $this->bundle)
      ->setComponent($this->fieldName, [
      'type' => $formatter,
    ])
      ->save();
    $storage = $this->entityTypeManager
      ->getStorage($this->entityType);

    /** @var \Drupal\Core\Entity\ContentEntityInterface $referenced_entity */
    $referenced_entity = $storage
      ->create([
      'name' => $this
        ->randomMachineName(),
    ]);
    $range = range(0, 30);
    $referencing_entities = array_map(function () use ($storage, $referenced_entity) {
      $referencing_entity = $storage
        ->create([
        'name' => $this
          ->randomMachineName(),
        $this->fieldName => $referenced_entity,
      ]);
      $referencing_entity
        ->save();
      return $referencing_entity;
    }, $range);
    $build = $view_builder
      ->viewMultiple($referencing_entities, 'default');
    $output = $this
      ->render($build);

    // The title of entity_test entities is printed twice by default, so we have
    // to multiply the formatter's recursive rendering protection limit by 2.
    // Additionally, we have to take into account 2 additional occurrences of
    // the entity title because we're rendering the full entity, not just the
    // reference field.
    $expected_occurrences = 30 * 2 + 2;
    $actual_occurrences = substr_count($output, $referenced_entity
      ->get('name')->value);
    $this
      ->assertEquals($expected_occurrences, $actual_occurrences);
  }

  /**
   * Tests the label formatter.
   */
  public function testLabelFormatter() {
    $this
      ->installEntitySchema('entity_test_label');

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

    // The second referenced entity is "autocreated", therefore not saved and
    // lacking any URL info.
    $expected_item_2 = [
      '#plain_text' => $this->unsavedReferencedEntity
        ->label(),
      '#cache' => [
        'contexts' => [
          'user.permissions',
        ],
        'tags' => $this->unsavedReferencedEntity
          ->getCacheTags(),
        'max-age' => Cache::PERMANENT,
      ],
    ];
    $this
      ->assertEquals($expected_item_2, $build[1], 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, [
      'link' => FALSE,
    ]);
    $this
      ->assertEquals($this->referencedEntity
      ->label(), $build[0]['#plain_text'], sprintf('The markup returned by the %s formatter is correct for an item with a saved entity.', $formatter));
    $this
      ->assertEquals($this->unsavedReferencedEntity
      ->label(), $build[1]['#plain_text'], 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 = EntityTestLabel::create([
      'name' => $this
        ->randomMachineName(),
    ]);
    $referenced_entity_with_no_link_template
      ->save();
    $build = $this
      ->buildRenderArray([
      $referenced_entity_with_no_link_template,
    ], $formatter, [
      'link' => TRUE,
    ]);
    $this
      ->assertEquals($referenced_entity_with_no_link_template
      ->label(), $build[0]['#plain_text'], 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 = []) {

    // Create the entity that will have the entity reference field.
    $referencing_entity = $this->container
      ->get('entity_type.manager')
      ->getStorage($this->entityType)
      ->create([
      '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([
      'type' => $formatter,
      'settings' => $formatter_options,
    ]);
  }

}

Members

Name	Modifiers	Type	Description	Overrides
AssertContentTrait::$content	protected	property	The current raw content.
AssertContentTrait::$drupalSettings	protected	property	The drupalSettings value from the current raw $content.
AssertContentTrait::$elements	protected	property	The XML structure parsed from the current raw $content.	1
AssertContentTrait::$plainTextContent	protected	property	The plain-text content of raw $content (text nodes).
AssertContentTrait::assertEscaped	protected	function	Passes if the raw text IS found escaped on the loaded page, fail otherwise.
AssertContentTrait::assertField	protected	function	Asserts that a field exists with the given name or ID.
AssertContentTrait::assertFieldById	protected	function	Asserts that a field exists with the given ID and value.
AssertContentTrait::assertFieldByName	protected	function	Asserts that a field exists with the given name and value.
AssertContentTrait::assertFieldByXPath	protected	function	Asserts that a field exists in the current page by the given XPath.
AssertContentTrait::assertFieldChecked	protected	function	Asserts that a checkbox field in the current page is checked.
AssertContentTrait::assertFieldsByValue	protected	function	Asserts that a field exists in the current page with a given Xpath result.
AssertContentTrait::assertLink	protected	function	Passes if a link with the specified label is found.
AssertContentTrait::assertLinkByHref	protected	function	Passes if a link containing a given href (part) is found.
AssertContentTrait::assertNoDuplicateIds	protected	function	Asserts that each HTML ID is used for just a single element.
AssertContentTrait::assertNoEscaped	protected	function	Passes if the raw text IS NOT found escaped on the loaded page, fail otherwise.
AssertContentTrait::assertNoField	protected	function	Asserts that a field does not exist with the given name or ID.
AssertContentTrait::assertNoFieldById	protected	function	Asserts that a field does not exist with the given ID and value.
AssertContentTrait::assertNoFieldByName	protected	function	Asserts that a field does not exist with the given name and value.
AssertContentTrait::assertNoFieldByXPath	protected	function	Asserts that a field does not exist or its value does not match, by XPath.
AssertContentTrait::assertNoFieldChecked	protected	function	Asserts that a checkbox field in the current page is not checked.
AssertContentTrait::assertNoLink	protected	function	Passes if a link with the specified label is not found.
AssertContentTrait::assertNoLinkByHref	protected	function	Passes if a link containing a given href (part) is not found.
AssertContentTrait::assertNoLinkByHrefInMainRegion	protected	function	Passes if a link containing a given href is not found in the main region.
AssertContentTrait::assertNoOption	protected	function	Asserts that a select option in the current page does not exist.
AssertContentTrait::assertNoOptionSelected	protected	function	Asserts that a select option in the current page is not checked.
AssertContentTrait::assertNoPattern	protected	function	Triggers a pass if the perl regex pattern is not found in raw content.
AssertContentTrait::assertNoRaw	protected	function	Passes if the raw text is NOT found on the loaded page, fail otherwise.
AssertContentTrait::assertNoText	protected	function	Passes if the page (with HTML stripped) does not contains the text.
AssertContentTrait::assertNoTitle	protected	function	Pass if the page title is not the given string.
AssertContentTrait::assertNoUniqueText	protected	function	Passes if the text is found MORE THAN ONCE on the text version of the page.
AssertContentTrait::assertOption	protected	function	Asserts that a select option in the current page exists.
AssertContentTrait::assertOptionByText	protected	function	Asserts that a select option with the visible text exists.
AssertContentTrait::assertOptionSelected	protected	function	Asserts that a select option in the current page is checked.
AssertContentTrait::assertOptionSelectedWithDrupalSelector	protected	function	Asserts that a select option in the current page is checked.
AssertContentTrait::assertOptionWithDrupalSelector	protected	function	Asserts that a select option in the current page exists.
AssertContentTrait::assertPattern	protected	function	Triggers a pass if the Perl regex pattern is found in the raw content.
AssertContentTrait::assertRaw	protected	function	Passes if the raw text IS found on the loaded page, fail otherwise.
AssertContentTrait::assertText	protected	function	Passes if the page (with HTML stripped) contains the text.
AssertContentTrait::assertTextHelper	protected	function	Helper for assertText and assertNoText.
AssertContentTrait::assertTextPattern	protected	function	Asserts that a Perl regex pattern is found in the plain-text content.
AssertContentTrait::assertThemeOutput	protected	function	Asserts themed output.
AssertContentTrait::assertTitle	protected	function	Pass if the page title is the given string.
AssertContentTrait::assertUniqueText	protected	function	Passes if the text is found ONLY ONCE on the text version of the page.
AssertContentTrait::assertUniqueTextHelper	protected	function	Helper for assertUniqueText and assertNoUniqueText.
AssertContentTrait::buildXPathQuery	protected	function	Builds an XPath query.
AssertContentTrait::constructFieldXpath	protected	function	Helper: Constructs an XPath for the given set of attributes and value.
AssertContentTrait::cssSelect	protected	function	Searches elements using a CSS selector in the raw content.
AssertContentTrait::getAllOptions	protected	function	Get all option elements, including nested options, in a select.
AssertContentTrait::getDrupalSettings	protected	function	Gets the value of drupalSettings for the currently-loaded page.
AssertContentTrait::getRawContent	protected	function	Gets the current raw content.
AssertContentTrait::getSelectedItem	protected	function	Get the selected value from a select field.
AssertContentTrait::getTextContent	protected	function	Retrieves the plain-text content from the current raw content.
AssertContentTrait::getUrl	protected	function	Get the current URL from the cURL handler.	1
AssertContentTrait::parse	protected	function	Parse content returned from curlExec using DOM and SimpleXML.
AssertContentTrait::removeWhiteSpace	protected	function	Removes all white-space between HTML tags from the raw content.
AssertContentTrait::setDrupalSettings	protected	function	Sets the value of drupalSettings for the currently-loaded page.
AssertContentTrait::setRawContent	protected	function	Sets the raw content (e.g. HTML).
AssertContentTrait::xpath	protected	function	Performs an xpath search on the contents of the internal browser.
AssertLegacyTrait::assert Deprecated	protected	function
AssertLegacyTrait::assertEqual Deprecated	protected	function
AssertLegacyTrait::assertIdentical Deprecated	protected	function
AssertLegacyTrait::assertIdenticalObject Deprecated	protected	function
AssertLegacyTrait::assertNotEqual Deprecated	protected	function
AssertLegacyTrait::assertNotIdentical Deprecated	protected	function
AssertLegacyTrait::pass Deprecated	protected	function
AssertLegacyTrait::verbose Deprecated	protected	function
ConfigTestTrait::configImporter	protected	function	Returns a ConfigImporter object to import test configuration.
ConfigTestTrait::copyConfig	protected	function	Copies configuration objects from source storage to target storage.
EntityKernelTestBase::$entityTypeManager	protected	property	The entity type manager service.	1
EntityKernelTestBase::$generatedIds	protected	property	A list of generated identifiers.
EntityKernelTestBase::$modules	protected static	property	Modules to enable. Overrides KernelTestBase::$modules	57
EntityKernelTestBase::$state	protected	property	The state service.
EntityKernelTestBase::createUser	protected	function	Creates a user.
EntityKernelTestBase::generateRandomEntityId	protected	function	Generates a random ID avoiding collisions.
EntityKernelTestBase::getHooksInfo	protected	function	Returns the entity_test hook invocation info.
EntityKernelTestBase::installModule	protected	function	Installs a module and refreshes services.
EntityKernelTestBase::refreshServices	protected	function	Refresh services.	1
EntityKernelTestBase::reloadEntity	protected	function	Reloads the given entity from the storage and returns it.
EntityKernelTestBase::uninstallModule	protected	function	Uninstalls a module and refreshes services.
EntityReferenceFormatterTest::$bundle	protected	property	The bundle used in this test.
EntityReferenceFormatterTest::$entityType	protected	property	The entity type used in this test.
EntityReferenceFormatterTest::$fieldName	protected	property	The name of the field used in this test.
EntityReferenceFormatterTest::$referencedEntity	protected	property	The entity to be referenced in this test.
EntityReferenceFormatterTest::$unsavedReferencedEntity	protected	property	The entity that is not yet saved to its persistent storage to be referenced in this test.
EntityReferenceFormatterTest::buildRenderArray	protected	function	Sets field values and returns a render array as built by \Drupal\Core\Field\FieldItemListInterface::view().
EntityReferenceFormatterTest::setUp	protected	function	Overrides EntityKernelTestBase::setUp
EntityReferenceFormatterTest::testAccess	public	function	Assert inaccessible items don't change the data of the fields.
EntityReferenceFormatterTest::testCustomCacheTagFormatter	public	function	Tests the merging of cache metadata.
EntityReferenceFormatterTest::testEntityFormatter	public	function	Tests the entity formatter.
EntityReferenceFormatterTest::testEntityFormatterRecursiveRendering	public	function	Tests the recursive rendering protection of the entity formatter.
EntityReferenceFormatterTest::testEntityReferenceRecursiveProtectionWithManyRenderedEntities	public	function	Renders the same entity referenced from different places.
EntityReferenceFormatterTest::testIdFormatter	public	function	Tests the ID formatter.
EntityReferenceFormatterTest::testLabelFormatter	public	function	Tests the label formatter.
EntityReferenceTestTrait::createEntityReferenceField	protected	function	Creates a field of an entity reference field storage on the specified bundle.
ExtensionListTestTrait::getModulePath	protected	function	Gets the path for the specified module.
ExtensionListTestTrait::getThemePath	protected	function	Gets the path for the specified theme.
KernelTestBase::$backupGlobals	protected	property	Back up and restore any global variables that may be changed by tests.
KernelTestBase::$backupStaticAttributes	protected	property	Back up and restore static class properties that may be changed by tests.
KernelTestBase::$backupStaticAttributesBlacklist	protected	property	Contains a few static class properties for performance.
KernelTestBase::$classLoader	protected	property
KernelTestBase::$configImporter	protected	property	@todo Move into Config test base class.	7
KernelTestBase::$configSchemaCheckerExclusions	protected static	property	An array of config object names that are excluded from schema checking.
KernelTestBase::$container	protected	property
KernelTestBase::$databasePrefix	protected	property
KernelTestBase::$preserveGlobalState	protected	property	Do not forward any global state from the parent process to the processes that run the actual tests.
KernelTestBase::$root	protected	property	The app root.
KernelTestBase::$runTestInSeparateProcess	protected	property	Kernel tests are run in separate processes because they allow autoloading of code from extensions. Running the test in a separate process isolates this behavior from other tests. Subclasses should not override this property.
KernelTestBase::$siteDirectory	protected	property
KernelTestBase::$strictConfigSchema	protected	property	Set to TRUE to strict check all configuration saved.	6
KernelTestBase::$vfsRoot	protected	property	The virtual filesystem root directory.
KernelTestBase::assertPostConditions	protected	function		1
KernelTestBase::bootEnvironment	protected	function	Bootstraps a basic test environment.
KernelTestBase::bootKernel	private	function	Bootstraps a kernel for a test.
KernelTestBase::config	protected	function	Configuration accessor for tests. Returns non-overridden configuration.
KernelTestBase::disableModules	protected	function	Disables modules for this test.
KernelTestBase::enableModules	protected	function	Enables modules for this test.
KernelTestBase::getConfigSchemaExclusions	protected	function	Gets the config schema exclusions for this test.
KernelTestBase::getDatabaseConnectionInfo	protected	function	Returns the Database connection info to be used for this test.	3
KernelTestBase::getDatabasePrefix	public	function
KernelTestBase::getExtensionsForModules	private	function	Returns Extension objects for $modules to enable.
KernelTestBase::getModulesToEnable	private static	function	Returns the modules to enable for this test.
KernelTestBase::initFileCache	protected	function	Initializes the FileCache component.
KernelTestBase::installConfig	protected	function	Installs default configuration for a given list of modules.
KernelTestBase::installEntitySchema	protected	function	Installs the storage schema for a specific entity type.
KernelTestBase::installSchema	protected	function	Installs database tables from a module schema definition.
KernelTestBase::prepareTemplate	protected	function
KernelTestBase::register	public	function	Registers test-specific services. Overrides ServiceProviderInterface::register	24
KernelTestBase::render	protected	function	Renders a render array.	1
KernelTestBase::setInstallProfile	protected	function	Sets the install profile and rebuilds the container to update it.
KernelTestBase::setSetting	protected	function	Sets an in-memory Settings variable.
KernelTestBase::setUpBeforeClass	public static	function		1
KernelTestBase::setUpFilesystem	protected	function	Sets up the filesystem, so things like the file directory.	2
KernelTestBase::stop	protected	function	Stops test execution.
KernelTestBase::tearDown	protected	function		4
KernelTestBase::tearDownCloseDatabaseConnection	public	function	@after
KernelTestBase::vfsDump	protected	function	Dumps the current state of the virtual filesystem to STDOUT.
KernelTestBase::__sleep	public	function	Prevents serializing any properties.
PhpUnitWarnings::$deprecationWarnings	private static	property	Deprecation warnings from PHPUnit to raise with @trigger_error().
PhpUnitWarnings::addWarning	public	function	Converts PHPUnit deprecation warnings to E_USER_DEPRECATED.
RandomGeneratorTrait::$randomGenerator	protected	property	The random generator.
RandomGeneratorTrait::getRandomGenerator	protected	function	Gets the random generator for the utility methods.
RandomGeneratorTrait::randomMachineName	protected	function	Generates a unique random string containing letters and numbers.	1
RandomGeneratorTrait::randomObject	public	function	Generates a random PHP object.
RandomGeneratorTrait::randomString	public	function	Generates a pseudo-random string of ASCII characters of codes 32 to 126.
RandomGeneratorTrait::randomStringValidate	public	function	Callback for random string validation.
StorageCopyTrait::replaceStorageContents	protected static	function	Copy the configuration from one storage to another and remove stale items.
TestRequirementsTrait::checkModuleRequirements	private	function	Checks missing module requirements.
TestRequirementsTrait::checkRequirements	protected	function	Check module requirements for the Drupal use case.	1
TestRequirementsTrait::getDrupalRoot	protected static	function	Returns the Drupal root directory.
UserCreationTrait::checkPermissions	protected	function	Checks whether a given list of permission names is valid. Aliased as: drupalCheckPermissions
UserCreationTrait::createAdminRole	protected	function	Creates an administrative role. Aliased as: drupalCreateAdminRole
UserCreationTrait::createRole	protected	function	Creates a role with specified permissions. Aliased as: drupalCreateRole
UserCreationTrait::createUser	protected	function	Create a user with a given set of permissions. Aliased as: drupalCreateUser
UserCreationTrait::grantPermissions	protected	function	Grant permissions to a user role. Aliased as: drupalGrantPermissions
UserCreationTrait::setCurrentUser	protected	function	Switch the current logged in user. Aliased as: drupalSetCurrentUser
UserCreationTrait::setUpCurrentUser	protected	function	Creates a random user account and sets it as current user. Aliased as: drupalSetUpCurrentUser

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class EntityReferenceFormatterTest in Drupal 9

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