Chris@0: <?php
Chris@0: 
Chris@0: namespace Drupal\Tests\taxonomy\Functional;
Chris@0: 
Chris@0: use Drupal\field\Entity\FieldStorageConfig;
Chris@0: use Drupal\field\Entity\FieldConfig;
Chris@0: 
Chris@0: /**
Chris@0:  * Tests the settings of restricting term selection to a single vocabulary.
Chris@0:  *
Chris@0:  * @group taxonomy
Chris@0:  */
Chris@0: class TermEntityReferenceTest extends TaxonomyTestBase {
Chris@0: 
Chris@0:   /**
Chris@0:    * Modules to enable.
Chris@0:    *
Chris@0:    * @var array
Chris@0:    */
Chris@0:   public static $modules = ['entity_reference_test', 'entity_test'];
Chris@0: 
Chris@0:   /**
Chris@0:    * Tests an entity reference field restricted to a single vocabulary.
Chris@0:    *
Chris@0:    * Creates two vocabularies with a term, then set up the entity reference
Chris@0:    * field to limit the target vocabulary to one of them, ensuring that
Chris@0:    * the restriction applies.
Chris@0:    */
Chris@0:   public function testSelectionTestVocabularyRestriction() {
Chris@0: 
Chris@0:     // Create two vocabularies.
Chris@0:     $vocabulary = $this->createVocabulary();
Chris@0:     $vocabulary2 = $this->createVocabulary();
Chris@0: 
Chris@0:     $term = $this->createTerm($vocabulary);
Chris@0:     $term2 = $this->createTerm($vocabulary2);
Chris@0: 
Chris@0:     // Create an entity reference field.
Chris@0:     $field_name = 'taxonomy_' . $vocabulary->id();
Chris@0:     $field_storage = FieldStorageConfig::create([
Chris@0:       'field_name' => $field_name,
Chris@0:       'entity_type' => 'entity_test',
Chris@0:       'translatable' => FALSE,
Chris@0:       'settings' => [
Chris@0:         'target_type' => 'taxonomy_term',
Chris@0:       ],
Chris@0:       'type' => 'entity_reference',
Chris@0:       'cardinality' => 1,
Chris@0:     ]);
Chris@0:     $field_storage->save();
Chris@0:     $field = FieldConfig::create([
Chris@0:       'field_storage' => $field_storage,
Chris@0:       'entity_type' => 'entity_test',
Chris@0:       'bundle' => 'test_bundle',
Chris@0:       'settings' => [
Chris@0:         'handler' => 'default',
Chris@0:         'handler_settings' => [
Chris@0:           // Restrict selection of terms to a single vocabulary.
Chris@0:           'target_bundles' => [
Chris@0:             $vocabulary->id() => $vocabulary->id(),
Chris@0:           ],
Chris@0:         ],
Chris@0:       ],
Chris@0:     ]);
Chris@0:     $field->save();
Chris@0: 
Chris@0:     $handler = $this->container->get('plugin.manager.entity_reference_selection')->getSelectionHandler($field);
Chris@0:     $result = $handler->getReferenceableEntities();
Chris@0: 
Chris@0:     $expected_result = [
Chris@0:       $vocabulary->id() => [
Chris@0:         $term->id() => $term->getName(),
Chris@0:       ],
Chris@0:     ];
Chris@0: 
Chris@0:     $this->assertIdentical($result, $expected_result, 'Terms selection restricted to a single vocabulary.');
Chris@0:   }
Chris@0: 
Chris@0: }