class ConfigUninstallViaCliImportTest

class ConfigUninstallViaCliImportTest extends KernelTestBase {
  
  /**
   * Config Importer object used for testing.
   *
   * @var \Drupal\Core\Config\ConfigImporter
   */
  protected $configImporter;
  
  /**
   * Modules to enable.
   *
   * @var array
   */
  protected static $modules = [
    'system',
    'config',
  ];
  
  /**
   * {@inheritdoc}
   */
  protected function setUp() : void {
    parent::setUp();
    if (PHP_SAPI !== 'cli') {
      $this->markTestSkipped('This test has to be run from the CLI');
    }
    $this->installConfig([
      'system',
    ]);
    $this->copyConfig($this->container
      ->get('config.storage'), $this->container
      ->get('config.storage.sync'));
    // 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->createChangelist(), $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'), $this->container
      ->get('extension.list.theme'));
  }
  
  /**
   * Tests that the config module can be uninstalled via CLI config import.
   *
   * @see \Drupal\config\ConfigSubscriber
   */
  public function testConfigUninstallViaCli() {
    $this->assertTrue($this->container
      ->get('module_handler')
      ->moduleExists('config'));
    $sync = $this->container
      ->get('config.storage.sync');
    $extensions = $sync->read('core.extension');
    unset($extensions['module']['config']);
    $sync->write('core.extension', $extensions);
    $this->configImporter
      ->reset()
      ->import();
    $this->assertFalse($this->container
      ->get('module_handler')
      ->moduleExists('config'));
  }

}