UpdatePathLastRemovedTest.php

<?php

namespace Drupal\Tests\system\Functional\UpdateSystem;

use Drupal\Core\Url;
use Drupal\Tests\BrowserTestBase;
use Drupal\Tests\UpdatePathTestTrait;

/**
 * Tests that modules can define their last removed update function.
 *
 * @group system
 */
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() {
        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() {
        drupal_set_installed_schema_version('update_test_last_removed', 8000);
        // Access the update page with a schema version that is too old for the test
        // module.
        $this->drupalLogin($this->updateUser);
        $this->drupalGet($this->updateUrl);
        $assert_session = $this->assertSession();
        $assert_session->pageTextContains('Requirements problem');
        $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, updates are successful now.
        drupal_set_installed_schema_version('update_test_last_removed', 8002);
        $this->runUpdates();
        $this->assertEquals(8003, drupal_get_installed_schema_version('update_test_last_removed'));
    }

}