Added runtime cleanup for Smarty and Twig tests

tests/unit/extensions/smarty/ViewRendererTest.php

@@ -7,6 +7,7 @@
 
 namespace yiiunit\extensions\smarty;
 
+use yii\helpers\FileHelper;
 use yii\web\AssetManager;
 use yii\web\View;
 use Yii;
@@ -20,9 +21,17 @@ class ViewRendererTest extends TestCase
 {
     protected function setUp()
     {
+        parent::setUp();
         $this->mockApplication();
     }
 
+    protected function tearDown()
+    {
+        parent::tearDown();
+        FileHelper::removeDirectory(Yii::getAlias('@runtime/assets'));
+        FileHelper::removeDirectory(Yii::getAlias('@runtime/Smarty'));
+    }
+
     /**
      * https://github.com/yiisoft/yii2/issues/2265
      */

tests/unit/extensions/twig/ViewRendererTest.php

 <?php
 namespace yiiunit\extensions\twig;
 
+use yii\helpers\FileHelper;
 use yii\web\AssetManager;
 use yii\web\View;
 use Yii;
@@ -24,6 +25,12 @@ class ViewRendererTest extends DatabaseTestCase
         $this->mockApplication();
     }
 
+    protected function tearDown()
+    {
+        parent::tearDown();
+        FileHelper::removeDirectory(Yii::getAlias('@runtime/assets'));
+    }
+
     /**
      * https://github.com/yiisoft/yii2/issues/1755
      */