class UpdatesWith7xTest

class UpdatesWith7xTest extends BrowserTestBase {
  use RequirementsPageTrait;
  
  /**
   * Modules to enable.
   *
   * @var array
   */
  protected static $modules = [
    'update_test_with_7x',
  ];
  
  /**
   * {@inheritdoc}
   */
  protected $defaultTheme = 'stark';
  
  /**
   * The URL for the update page.
   *
   * @var string
   */
  private $updateUrl;
  
  /**
   * An administrative user.
   */
  private $updateUser;
  
  /**
   * {@inheritdoc}
   */
  protected function setUp() : void {
    parent::setUp();
    require_once $this->root . '/core/includes/update.inc';
    $this->updateUrl = Url::fromRoute('system.db_update')->setAbsolute()
      ->toString();
    $this->updateUser = $this->drupalCreateUser([
      'administer software updates',
    ]);
  }
  public function testWith7x() {
    /** @var \Drupal\Core\Update\UpdateHookRegistry $update_registry */
    $update_registry = \Drupal::service('update.update_hook_registry');
    // Ensure that the minimum schema version is 8000, despite 7200 update
    // hooks and a 7XXX hook_update_last_removed().
    $this->assertEquals(8000, $update_registry->getInstalledVersion('update_test_with_7x'));
    // Try to manually set the schema version to 7110 and ensure that no
    // updates are allowed.
    $update_registry->setInstalledVersion('update_test_with_7x', 7110);
    // Click through update.php with 'administer software updates' permission.
    $this->drupalLogin($this->updateUser);
    $this->drupalGet($this->updateUrl, [
      'external' => TRUE,
    ]);
    $this->updateRequirementsProblem();
    $this->clickLink('Continue');
    $this->assertSession()
      ->pageTextContains('Some of the pending updates cannot be applied because their dependencies were not met.');
  }

}