RevisionRouteProviderTest.php

<?php

declare (strict_types=1);
namespace Drupal\FunctionalTests\Entity;

use Drupal\entity_test\Entity\EntityTestRev;
use Drupal\Tests\BrowserTestBase;

/**
 * Tests revision route provider.
 *
 * @group Entity
 * @coversDefaultClass \Drupal\Core\Entity\Routing\RevisionHtmlRouteProvider
 */
class RevisionRouteProviderTest extends BrowserTestBase {
    
    /**
     * {@inheritdoc}
     */
    protected $defaultTheme = 'stark';
    
    /**
     * {@inheritdoc}
     */
    protected static $modules = [
        'block',
        'entity_test',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() : void {
        parent::setUp();
        $this->drupalPlaceBlock('page_title_block');
    }
    
    /**
     * Tests title is from revision in context.
     */
    public function testRevisionTitle() : void {
        $entity = EntityTestRev::create();
        $entity->setName('first revision, view revision')
            ->setNewRevision();
        $entity->save();
        $revisionId = $entity->getRevisionId();
        // A default revision is created to ensure it is not pulled from the
        // non-revision entity parameter.
        $entity->setName('second revision, view revision')
            ->setNewRevision();
        $entity->isDefaultRevision(TRUE);
        $entity->save();
        // Reload the object.
        
        /** @var \Drupal\Core\Entity\RevisionableStorageInterface $storage */
        $storage = \Drupal::entityTypeManager()->getStorage('entity_test_rev');
        $revision = $storage->loadRevision($revisionId);
        $this->drupalGet($revision->toUrl('revision'));
        $this->assertSession()
            ->responseContains('first revision');
        $this->assertSession()
            ->responseNotContains('second revision');
    }

}