MockUserLoginBlock.php

<?php

namespace Drupal\plugin_test\Plugin\plugin_test\mock_block;

use Drupal\Component\Plugin\PluginBase;

/**
 * Mock implementation of a login block plugin used by Plugin API unit tests.
 *
 * @see \Drupal\plugin_test\Plugin\MockBlockManager
 */
class MockUserLoginBlock extends PluginBase {
    
    /**
     * The title to display when rendering this block instance.
     *
     * @var string
     */
    protected $title;
    public function __construct(array $configuration, $plugin_id, $plugin_definition) {
        parent::__construct($configuration, $plugin_id, $plugin_definition);
        $this->title = $configuration['title'] ?? '';
    }
    public function getTitle() {
        return $this->title;
    }

}