function ConfigImportUITest::testImportLock

Tests concurrent importing of configuration.

File

core/modules/config/tests/src/Functional/ConfigImportUITest.php, line 241

Class

ConfigImportUITest

Tests the user interface for importing configuration.

Namespace

Code

public function testImportLock() : void {
  // Create updated configuration object.
  $new_site_name = 'Config import test ' . $this->randomString();
  $this->prepareSiteNameUpdate($new_site_name);
  // Verify that there are configuration differences to import.
  $this->drupalGet('admin/config/development/configuration');
  $this->assertSession()
    ->pageTextNotContains('The staged configuration is identical to the active configuration.');
  // Acquire a fake-lock on the import mechanism.
  $config_importer = $this->configImporter();
  $this->container
    ->get('lock.persistent')
    ->acquire($config_importer::LOCK_NAME);
  // Attempt to import configuration and verify that an error message appears.
  $this->submitForm([], 'Import all');
  $this->assertSession()
    ->pageTextContains('Another request may be synchronizing configuration already.');
  // Release the lock, just to keep testing sane.
  $this->container
    ->get('lock.persistent')
    ->release($config_importer::LOCK_NAME);
  // Verify site name has not changed.
  $this->assertNotEquals($this->config('system.site')
    ->get('name'), $new_site_name);
}