diff --git a/src/init.php b/src/init.php
index 20df37c..a54c5c2 100644
--- a/src/init.php
+++ b/src/init.php
@@ -1,5 +1,6 @@
 <?php
 require_once __DIR__ . '/Utils/ArrayWalker/ArrayWalker.php';
+require_once __DIR__ . '/Utils/ArrayWalker/ArrayWalkerTrait.php';
 require_once __DIR__ . '/Utils/Timer/Timer.php';
 require_once __DIR__ . '/Utils/Timer/TimedItem.php';
 require_once __DIR__ . '/Utils/WebLoader/WebLoader.php';
@@ -10,4 +11,26 @@
 require_once __DIR__ . '/Utils/Subjects/Helpers.php';
 
 // install vendor in this package for testing
-require_once __DIR__ . '/../vendor/autoload.php';
\ No newline at end of file
+require_once __DIR__ . '/../vendor/autoload.php';
+
+class ExampleDataStorage
+{
+    use \BiteIT\Utils\ArrayWalkerTrait;
+
+    protected $data = [
+        'level-1' => [
+            'value' => true,
+            'level-2' => [
+                'value' => true,
+                'level-3' => [
+                    'value' => true
+                ]
+            ]
+        ]
+    ];
+
+    public function getDataContainerName()
+    {
+        return 'data';
+    }
+}
\ No newline at end of file
diff --git a/tests/test-walker-trait.php b/tests/test-walker-trait.php
new file mode 100644
index 0000000..145e9e9
--- /dev/null
+++ b/tests/test-walker-trait.php
@@ -0,0 +1,8 @@
+<?php
+require_once __DIR__ . '/../src/init.php';
+
+$storage = new ExampleDataStorage();
+
+echo '<pre>';
+var_dump($storage->getData('level-1'));
+echo '</pre>';
\ No newline at end of file