class DatabaseVersionCheckUpdateTest

class DatabaseVersionCheckUpdateTest extends BrowserTestBase {
  use UpdatePathTestTrait;
  
  /**
   * {@inheritdoc}
   */
  protected $defaultTheme = 'stark';
  
  /**
   * {@inheritdoc}
   */
  protected function setUp() : void {
    parent::setUp();
    $this->ensureUpdatesToRun();
  }
  
  /**
   * Tests that updates fail if the database does not meet the minimum version.
   */
  public function testUpdate() {
    if (Database::getConnection()->driver() !== 'mysql') {
      $this->markTestSkipped('This test only works with the mysql driver');
    }
    // Use a database driver that reports a fake database version that does
    // not meet requirements. Only change the necessary settings in the database
    // settings array so that run-tests.sh continues to work.
    $autoload = Database::findDriverAutoloadDirectory('Drupal\\driver_test\\Driver\\Database\\DrivertestMysqlDeprecatedVersion', \Drupal::root());
    $settings['databases']['default']['default']['driver'] = (object) [
      'value' => 'DrivertestMysqlDeprecatedVersion',
      'required' => TRUE,
    ];
    $settings['databases']['default']['default']['namespace'] = (object) [
      'value' => 'Drupal\\driver_test\\Driver\\Database\\DrivertestMysqlDeprecatedVersion',
      'required' => TRUE,
    ];
    $settings['databases']['default']['default']['autoload'] = (object) [
      'value' => $autoload,
      'required' => TRUE,
    ];
    $settings['settings'] = [
      'update_free_access' => (object) [
        'value' => TRUE,
        'required' => TRUE,
      ],
    ];
    $this->writeSettings($settings);
    $this->drupalGet(Url::fromRoute('system.db_update'));
    $this->assertSession()
      ->pageTextContains('Errors found');
    $this->assertSession()
      ->pageTextContains('The database server version 10.2.31-MariaDB-1:10.2.31+maria~bionic-log is less than the minimum required version');
  }

}