SchemaConfigListenerTest.php

<?php

namespace Drupal\KernelTests\Core\Config;

use Drupal\KernelTests\KernelTestBase;
use Drupal\Tests\Traits\Core\Config\SchemaConfigListenerTestTrait;

/**
 * Tests the functionality of ConfigSchemaChecker in KernelTestBase tests.
 *
 * @group config
 */
class SchemaConfigListenerTest extends KernelTestBase {
    use SchemaConfigListenerTestTrait;
    
    /**
     * {@inheritdoc}
     */
    protected static $modules = [
        'config_test',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() : void {
        parent::setUp();
        // Install configuration provided by the module so that the order of the
        // config keys is the same as
        // \Drupal\FunctionalTests\Core\Config\SchemaConfigListenerTest.
        $this->installConfig([
            'config_test',
        ]);
    }

}