BatchNotFoundTest.php

<?php

declare (strict_types=1);
namespace Drupal\Tests\system\Functional\Batch;

use Drupal\Core\Batch\BatchStorageInterface;
use Drupal\Tests\BrowserTestBase;

/**
 * Tests if a page not found error is returned when a batch ID does not exist.
 *
 * @group Batch
 */
class BatchNotFoundTest extends BrowserTestBase {
    
    /**
     * {@inheritdoc}
     */
    protected static $modules = [
        'batch_test',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected $defaultTheme = 'stark';
    
    /**
     * Tests for page not found error if batch ID does not exist.
     */
    public function testBatchNotFound() : void {
        $edit = [
            'batch' => 'batch_0',
        ];
        $this->drupalGet('batch-test');
        $this->submitForm($edit, 'Submit');
        $this->assertSession()
            ->statusCodeEquals(200);
        $batch_id = \Drupal::service(BatchStorageInterface::class)->getId();
        $this->drupalGet('batch', [
            'query' => [
                'op' => 'start',
                'id' => $batch_id,
            ],
        ]);
        $this->assertSession()
            ->statusCodeEquals(404);
    }

}