ActionListTest.php

<?php

namespace Drupal\Tests\action\Functional;

use Drupal\Tests\BrowserTestBase;

/**
 * Test behaviors when visiting the action listing page.
 *
 * @group action
 */
class ActionListTest extends BrowserTestBase {
    
    /**
     * Modules to install.
     *
     * @var array
     */
    protected static $modules = [
        'action',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected $defaultTheme = 'stark';
    
    /**
     * Tests the behavior when there are no actions to list in the admin page.
     */
    public function testEmptyActionList() {
        // Create a user with permission to view the actions administration pages.
        $this->drupalLogin($this->drupalCreateUser([
            'administer actions',
        ]));
        // Ensure the empty text appears on the action list page.
        
        /** @var \Drupal\Core\Entity\EntityStorageInterface $storage */
        $storage = $this->container
            ->get('entity_type.manager')
            ->getStorage('action');
        $actions = $storage->loadMultiple();
        $storage->delete($actions);
        $this->drupalGet('/admin/config/system/actions');
        $this->assertSession()
            ->pageTextContains('There are no actions yet.');
    }

}