NoPreExistingSchemaUpdateTest.php

<?php

namespace Drupal\Tests\system\Functional\UpdateSystem;

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

/**
 * Tries to update a module which has no pre-existing schema.
 *
 * @group Update
 */
class NoPreExistingSchemaUpdateTest extends BrowserTestBase {
    use RequirementsPageTrait;
    
    /**
     * {@inheritdoc}
     */
    protected $defaultTheme = 'stark';
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() : void {
        parent::setUp();
        $connection = Database::getConnection();
        // Enable the update_test_no_preexisting module by altering the
        // core.extension configuration directly, so that the schema version
        // information is missing.
        $extensions = $connection->select('config')
            ->fields('config', [
            'data',
        ])
            ->condition('name', 'core.extension')
            ->execute()
            ->fetchField();
        $extensions = unserialize($extensions);
        $connection->update('config')
            ->fields([
            'data' => serialize(array_merge_recursive($extensions, [
                'module' => [
                    'update_test_no_preexisting' => 0,
                ],
            ])),
        ])
            ->condition('name', 'core.extension')
            ->execute();
    }
    
    /**
     * Tests the system module updates with no dependencies installed.
     */
    public function testNoPreExistingSchema() {
        $schema = \Drupal::service('update.update_hook_registry')->getAllInstalledVersions();
        $this->assertArrayNotHasKey('update_test_no_preexisting', $schema);
        $this->assertFalse(\Drupal::state()->get('update_test_no_preexisting_update_8001', FALSE));
        $update_url = Url::fromRoute('system.db_update');
        require_once $this->root . '/core/includes/update.inc';
        // The site might be broken at the time so logging in using the UI might
        // not work, so we use the API itself.
        $this->writeSettings([
            'settings' => [
                'update_free_access' => (object) [
                    'value' => TRUE,
                    'required' => TRUE,
                ],
            ],
        ]);
        $this->drupalGet($update_url);
        $this->assertSession()
            ->pageTextContains('Schema information for module update_test_no_preexisting was missing from the database. You should manually review the module updates and your database to check if any updates have been skipped up to, and including, update_test_no_preexisting_update_8001().');
        $this->updateRequirementsProblem();
        $schema = \Drupal::service('update.update_hook_registry')->getAllInstalledVersions();
        $this->assertArrayHasKey('update_test_no_preexisting', $schema);
        $this->assertEquals('8001', $schema['update_test_no_preexisting']);
        // The schema version has been fixed, but the update was never run.
        $this->assertFalse(\Drupal::state()->get('update_test_no_preexisting_update_8001', FALSE));
    }

}