Merge pull request #60 from cakephp/plugin-helpers

Add unit test for using plugin helpers

composer.json

@@ -46,7 +46,8 @@
     "autoload-dev": {
         "psr-4": {
             "Cake\\TwigView\\Test\\": "tests/",
-            "TestApp\\": "tests/test_app/src/"
+            "TestApp\\": "tests/test_app/src/",
+            "TestTwigView\\": "tests/test_app/plugins/TestTwigView/src/"
         }
     },
     "scripts": {

tests/TestCase/View/TwigViewTest.php

@@ -236,9 +236,29 @@ public function testHelperFunction()
             'viewVars' => ['elementVar' => 'var echoed inside element'],
         ]);
 
-        $output = $view->render('helper_test', false);
+        $output = $view->render('helper', false);
 
         $expected = "var echoed inside element\n<p>I love CakePHP</p>\n";
         $this->assertSame($expected, $output);
     }
+
+    public function testPluginHelperFunction()
+    {
+        $this->loadPlugins(['TestTwigView']);
+
+        $view = new AppView(null, null, null, [
+            'helpers' => ['TestTwigView.Output'],
+        ]);
+
+        $expected = "from OutputHelper\nfrom OutputHelper";
+        $this->assertSame($expected, $view->render('plugin_helper', false));
+
+        $view = new AppView();
+        $view->helpers()->load('TestTwigView.Output');
+
+        $expected = "from OutputHelper\nfrom OutputHelper";
+        $this->assertSame($expected, $view->render('plugin_helper', false));
+
+        $this->clearPlugins();
+    }
 }

tests/test_app/plugins/TestTwigView/src/Plugin.php

@@ -0,0 +1,10 @@
+<?php
+declare(strict_types=1);
+
+namespace TestTwigView;
+
+use Cake\Core\BasePlugin;
+
+class Plugin extends BasePlugin
+{
+}

tests/test_app/plugins/TestTwigView/src/View/Helper/OutputHelper.php

@@ -0,0 +1,30 @@
+<?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
+ * For full copyright and license information, please see the LICENSE.txt
+ * 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         1.0.0
+ * @license       https://opensource.org/licenses/mit-license.php MIT License
+ */
+namespace TestTwigView\View\Helper;
+
+use Cake\View\Helper;
+
+/**
+ * OutputHelper
+ */
+class OutputHelper extends Helper
+{
+    public function print(): string
+    {
+        return 'from OutputHelper';
+    }
+}

tests/test_app/templates/plugin_helper.twig

@@ -0,0 +1,2 @@
+{{ helper_Output_print() }}
+{{ Output.print() }}