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);
}