+ [misc] Add unit tests for productZen::getStoryIdList() method

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

module/product/test/lib/zen.class.php

@@ -2174,4 +2174,18 @@ class productZenTest extends baseTest
 
         return array('count' => 0);
     }
+
+    /**
+     * Test getStoryIdList method.
+     *
+     * @param  array $stories
+     * @access public
+     * @return array
+     */
+    public function getStoryIdListTest(array $stories = array())
+    {
+        $result = $this->invokeArgs('getStoryIdList', array($stories));
+        if(dao::isError()) return dao::getError();
+        return $result;
+    }
 }