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tests/test_app/TestApp/View/Widget/TestUsingViewWidget.php

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+<?php
+declare(strict_types=1);
+
+/**
+ * CakePHP(tm) : Rapid Development Framework (https://cakephp.org)
+ * Copyright (c) Cake Software Foundation, Inc. (https://cakefoundation.org)
+ *
+ * Licensed under The MIT License
+ * Redistributions of files must retain the above copyright notice.
+ *
+ * @copyright     Copyright (c) Cake Software Foundation, Inc. (https://cakefoundation.org)
+ * @link          https://cakephp.org CakePHP(tm) Project
+ * @since         4.0.0
+ * @license       https://opensource.org/licenses/mit-license.php MIT License
+ */
+namespace TestApp\View\Widget;
+
+use Cake\View\Form\ContextInterface;
+use Cake\View\StringTemplate;
+use Cake\View\View;
+use Cake\View\Widget\WidgetInterface;
+
+class TestUsingViewWidget implements WidgetInterface
+{
+    protected $_templates;
+
+    protected $_view;
+
+    public function __construct(StringTemplate $templates, View $view)
+    {
+        $this->_templates = $templates;
+        $this->_view = $view;
+    }
+
+    public function getView(): View
+    {
+        return $this->_view;
+    }
+
+    public function render(array $data, ContextInterface $context): string
+    {
+        return '<success></success>';
+    }
+
+    public function secureFields(array $data): array
+    {
+        if (!isset($data['name']) || $data['name'] === '') {
+            return [];
+        }
+
+        return [$data['name']];
+    }
+}