trait ConfigTestTrait
Provides helper methods to deal with config system objects in tests.
Hierarchy
- trait \Drupal\Tests\ConfigTestTrait uses \Drupal\Core\Config\StorageCopyTrait
2 files declare their use of ConfigTestTrait
- KernelTestBase.php in core/tests/ Drupal/ KernelTests/ KernelTestBase.php 
- TestBase.php in core/modules/ simpletest/ src/ TestBase.php 
File
- 
              core/tests/ Drupal/ Tests/ ConfigTestTrait.php, line 13 
Namespace
Drupal\TestsView source
trait ConfigTestTrait {
  use StorageCopyTrait;
  
  /**
   * Returns a ConfigImporter object to import test configuration.
   *
   * @return \Drupal\Core\Config\ConfigImporter
   *   The config importer object.
   */
  protected function configImporter() {
    if (!$this->configImporter) {
      // Set up the ConfigImporter object for testing.
      $storage_comparer = new StorageComparer($this->container
        ->get('config.storage.sync'), $this->container
        ->get('config.storage'));
      $this->configImporter = new ConfigImporter($storage_comparer, $this->container
        ->get('event_dispatcher'), $this->container
        ->get('config.manager'), $this->container
        ->get('lock'), $this->container
        ->get('config.typed'), $this->container
        ->get('module_handler'), $this->container
        ->get('module_installer'), $this->container
        ->get('theme_handler'), $this->container
        ->get('string_translation'), $this->container
        ->get('extension.list.module'));
    }
    // Always recalculate the changelist when called.
    return $this->configImporter
      ->reset();
  }
  
  /**
   * Copies configuration objects from source storage to target storage.
   *
   * @param \Drupal\Core\Config\StorageInterface $source_storage
   *   The source config storage service.
   * @param \Drupal\Core\Config\StorageInterface $target_storage
   *   The target config storage service.
   */
  protected function copyConfig(StorageInterface $source_storage, StorageInterface $target_storage) {
    static::replaceStorageContents($source_storage, $target_storage);
  }
}Members
| Title Sort descending | Modifiers | Object type | Summary | 
|---|---|---|---|
| ConfigTestTrait::configImporter | protected | function | Returns a ConfigImporter object to import test configuration. | 
| ConfigTestTrait::copyConfig | protected | function | Copies configuration objects from source storage to target storage. | 
| StorageCopyTrait::replaceStorageContents | protected static | function | Copy the configuration from one storage to another and remove stale items. | 
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