function EntityReferenceFieldTest::testReferencedEntitiesStringId

Tests referencing entities with string IDs.

File

core/tests/Drupal/KernelTests/Core/Entity/EntityReferenceFieldTest.php, line 197

Class

EntityReferenceFieldTest

Tests for the entity reference field.

Namespace

Code

public function testReferencedEntitiesStringId() : void {
    $field_name = 'entity_reference_string_id';
    $this->installEntitySchema('entity_test_string_id');
    $this->createEntityReferenceField($this->entityType, $this->bundle, $field_name, 'Field test', 'entity_test_string_id', 'default', [
        'target_bundles' => [
            $this->bundle,
        ],
    ], FieldStorageDefinitionInterface::CARDINALITY_UNLIMITED);
    // Create the parent entity.
    $entity = $this->container
        ->get('entity_type.manager')
        ->getStorage($this->entityType)
        ->create([
        'type' => $this->bundle,
    ]);
    // Create the default target entity.
    $target_entity = EntityTestStringId::create([
        'id' => $this->randomString(),
        'type' => $this->bundle,
    ]);
    $target_entity->save();
    // Set the field value.
    $entity->{$field_name}
        ->setValue([
        [
            'target_id' => $target_entity->id(),
        ],
    ]);
    // Load the target entities using EntityReferenceField::referencedEntities().
    $entities = $entity->{$field_name}
        ->referencedEntities();
    $this->assertEquals($target_entity->id(), $entities[0]->id());
    // Test that a string ID works as a default value and the field's config
    // schema is correct.
    $field = FieldConfig::loadByName($this->entityType, $this->bundle, $field_name);
    $field->setDefaultValue($target_entity->id());
    $field->save();
    $this->assertConfigSchema(\Drupal::service('config.typed'), 'field.field.' . $field->id(), $field->toArray());
    // Test that the default value works.
    $entity = $this->container
        ->get('entity_type.manager')
        ->getStorage($this->entityType)
        ->create([
        'type' => $this->bundle,
    ]);
    $entities = $entity->{$field_name}
        ->referencedEntities();
    $this->assertEquals($target_entity->id(), $entities[0]->id());
}