public function EntityReferenceFormatterTest::testCustomCacheTagFormatter in Drupal 9

Same name and namespace in other branches

1. 8 core/modules/field/tests/src/Kernel/EntityReference/EntityReferenceFormatterTest.php \Drupal\Tests\field\Kernel\EntityReference\EntityReferenceFormatterTest::testCustomCacheTagFormatter()

Tests the merging of cache metadata.

File

core/modules/field/tests/src/Kernel/EntityReference/EntityReferenceFormatterTest.php, line 171

Class

EntityReferenceFormatterTest

Tests the formatters functionality.

Namespace

Drupal\Tests\field\Kernel\EntityReference

Code

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']);
}