function BulkDeleteTest::testPurgeField

Tests purging fields.

Verify that field data items and fields are purged when a field storage is deleted.

File

core/modules/field/tests/src/Kernel/BulkDeleteTest.php, line 326

Class

BulkDeleteTest

Bulk delete storages and fields, and clean up afterwards.

Namespace

Code

public function testPurgeField() : void {
    // Start recording hook invocations.
    field_test_memorize();
    $bundle = reset($this->bundles);
    $field_storage = reset($this->fieldStorages);
    $field_name = $field_storage->getName();
    // Delete the field.
    $field = FieldConfig::loadByName($this->entityTypeId, $bundle, $field_name);
    $field->delete();
    // No field hooks were called.
    $mem = field_test_memorize();
    $this->assertCount(0, $mem, 'No field hooks were called');
    $batch_size = 2;
    for ($count = 8; $count >= 0; $count -= $batch_size) {
        // Purge two entities.
        field_purge_batch($batch_size);
        // There are $count deleted entities left.
        $found = \Drupal::entityQuery('entity_test')->accessCheck(FALSE)
            ->condition('type', $bundle)
            ->condition($field_name . '.deleted', 1)
            ->execute();
        $this->assertCount($count, $found, 'Correct number of entities found after purging 2');
    }
    // Check hooks invocations.
    // FieldItemInterface::delete() should have been called once for each entity in the
    // bundle.
    $actual_hooks = field_test_memorize();
    $hooks = [];
    $hooks['field_test_field_delete'] = $this->entitiesByBundles[$bundle];
    $this->checkHooksInvocations($hooks, $actual_hooks);
    // The field still exists, deleted.
    $fields = \Drupal::entityTypeManager()->getStorage('field_config')
        ->loadByProperties([
        'field_storage_uuid' => $field_storage->uuid(),
        'deleted' => TRUE,
        'include_deleted' => TRUE,
    ]);
    $this->assertCount(1, $fields, 'There is one deleted field');
    // Purge the field.
    field_purge_batch($batch_size);
    // The field is gone.
    $fields = \Drupal::entityTypeManager()->getStorage('field_config')
        ->loadByProperties([
        'field_storage_uuid' => $field_storage->uuid(),
        'deleted' => TRUE,
        'include_deleted' => TRUE,
    ]);
    $this->assertCount(0, $fields, 'The field is gone');
    // The field storage still exists, not deleted, because it has a second
    // field.
    $storages = \Drupal::entityTypeManager()->getStorage('field_storage_config')
        ->loadByProperties([
        'uuid' => $field_storage->uuid(),
        'include_deleted' => TRUE,
    ]);
    $this->assertTrue(isset($storages[$field_storage->uuid()]), 'The field storage exists and is not deleted');
}