DatabaseVersionCheckUpdateTest.php

<?php

namespace Drupal\Tests\system\Functional\Update;

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

/**
 * Tests that updates fail if the database does not meet the minimum version.
 *
 * @group Update
 */
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');
    }

}