ActionTest.php

<?php

namespace Drupal\Tests\action\Unit\Plugin\migrate\source;

use Drupal\action\Plugin\migrate\source\Action;
use Drupal\Tests\migrate\Unit\MigrateTestCase;

/**
 * Tests actions source plugin.
 *
 * @covers \Drupal\action\Plugin\migrate\source\Action
 * @group legacy
 */
class ActionTest extends MigrateTestCase {
    
    /**
     * Tests deprecation of Action plugin.
     */
    public function testDeprecatedPlugin() {
        $this->expectDeprecation("The Drupal\\action\\Plugin\\migrate\\source\\Action is deprecated in drupal:9.4.0 and is removed from drupal:10.0.0. Use \\Drupal\\system\\Plugin\\migrate\\source\\Action instead. See https://www.drupal.org/node/3110401");
        new Action([], 'action', [], $this->prophesize('Drupal\\migrate\\Plugin\\MigrationInterface')
            ->reveal(), $this->prophesize('Drupal\\Core\\State\\StateInterface')
            ->reveal(), $this->prophesize('Drupal\\Core\\Entity\\EntityTypeManagerInterface')
            ->reveal());
    }

}