function EntityReferenceFormatterTest::testEntityFormatter

Tests the entity formatter.

File

core/modules/field/tests/src/Kernel/EntityReference/EntityReferenceFormatterTest.php, line 199

Class

EntityReferenceFormatterTest

Tests the formatters functionality.

Namespace

Code

public function testEntityFormatter() : void {
  /** @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>' . $this->referencedEntity
    ->label() . '</div>
      ';
  $expected_rendered_body_field_1 = '
  <div>
    <div>Body</div>
              <div><p>Hello, world!</p></div>
          </div>
';
  $renderer->renderRoot($build[0]);
  $this->assertSame('default | ' . $this->referencedEntity
    ->label() . $expected_rendered_name_field_1 . $expected_rendered_body_field_1, (string) $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, $build[0]['#cache']['tags'], "The {$formatter} formatter has the expected cache tags.");
  // Test the second field item.
  $expected_rendered_name_field_2 = '
            <div>' . $this->unsavedReferencedEntity
    ->label() . '</div>
      ';
  $expected_rendered_body_field_2 = '
  <div>
    <div>Body</div>
              <div><p>Hello, unsaved world!</p></div>
          </div>
';
  $renderer->renderRoot($build[1]);
  $this->assertSame('default | ' . $this->unsavedReferencedEntity
    ->label() . $expected_rendered_name_field_2 . $expected_rendered_body_field_2, (string) $build[1]['#markup'], sprintf('The markup returned by the %s formatter is correct for an item with a unsaved entity.', $formatter));
}