class UpdatePathLastRemovedTest

class UpdatePathLastRemovedTest extends BrowserTestBase {
    use UpdatePathTestTrait;
    
    /**
     * {@inheritdoc}
     */
    protected static $modules = [
        'update_test_last_removed',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected $defaultTheme = 'stark';
    
    /**
     * URL for the upgrade script.
     *
     * @var string
     */
    protected $updateUrl;
    
    /**
     * A user account with upgrade permission.
     *
     * @var \Drupal\user\UserInterface
     */
    protected $updateUser;
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() : void {
        parent::setUp();
        require_once $this->root . '/core/includes/update.inc';
        $this->updateUrl = Url::fromRoute('system.db_update');
        $this->updateUser = $this->drupalCreateUser([
            'administer software updates',
        ]);
    }
    
    /**
     * Tests that a module with a too old schema version can not be updated.
     */
    public function testLastRemovedVersion() {
        
        /** @var \Drupal\Core\Update\UpdateHookRegistry $update_registry */
        $update_registry = \Drupal::service('update.update_hook_registry');
        $update_registry->setInstalledVersion('update_test_last_removed', 8000);
        $update_registry->setInstalledVersion('system', 8804);
        // Access the update page with a schema version that is too old for system
        // and the test module, only the generic core message should be shown.
        $this->drupalLogin($this->updateUser);
        $this->drupalGet($this->updateUrl);
        $assert_session = $this->assertSession();
        $assert_session->pageTextContains('Requirements problem');
        $assert_session->pageTextContains('The version of Drupal you are trying to update from is too old');
        $assert_session->pageTextContains('Updating to Drupal 9 is only supported from Drupal version 8.8.0 or higher. If you are trying to update from an older version, first update to the latest version of Drupal 8');
        $assert_session->pageTextNotContains('Unsupported schema version: Update test with hook_update_last_removed() implementation');
        $assert_session->linkNotExists('Continue');
        // Update the installed version of system and then assert that now,
        // the test module is shown instead.
        $update_registry->setInstalledVersion('system', 8805);
        $this->drupalGet($this->updateUrl);
        $assert_session->pageTextNotContains('The version of Drupal you are trying to update from is too old');
        $assert_session->pageTextContains('Unsupported schema version: Update test with hook_update_last_removed() implementation');
        $assert_session->pageTextContains('The installed version of the Update test with hook_update_last_removed() implementation module is too old to update. Update to an intermediate version first (last removed version: 8002, installed version: 8000).');
        $assert_session->linkNotExists('Continue');
        // Set the expected schema version for the node and test module, updates are
        // successful now.
        $update_registry->setInstalledVersion('update_test_last_removed', 8002);
        $this->runUpdates();
        
        /** @var \Drupal\Core\Update\UpdateHookRegistry $update_registry */
        $update_registry = \Drupal::service('update.update_hook_registry');
        $this->assertEquals(8003, $update_registry->getInstalledVersion('update_test_last_removed'));
    }

}