PluginIdTest.php

<?php

declare (strict_types=1);
namespace Drupal\Tests\Component\Plugin\Attribute;

use Drupal\Component\Plugin\Attribute\PluginID;
use PHPUnit\Framework\TestCase;

/**
 * @coversDefaultClass \Drupal\Component\Plugin\Attribute\PluginID
 * @group Attribute
 */
class PluginIdTest extends TestCase {
    
    /**
     * @covers ::get
     */
    public function testGet() : void {
        // Assert plugin starts with only an ID.
        $plugin = new PluginID(id: 'test');
        // Plugin's always have a class set by discovery.
        $plugin->setClass('bar');
        $this->assertEquals([
            'id' => 'test',
            'class' => 'bar',
            'provider' => NULL,
        ], $plugin->get());
        // Set values and ensure we can retrieve them.
        $plugin->setClass('bar2');
        $plugin->setProvider('baz');
        $this->assertEquals([
            'id' => 'test',
            'class' => 'bar2',
            'provider' => 'baz',
        ], $plugin->get());
    }

}