Creating a template override with an ezfind-search template function is not working,
See attached images

Steps to reproduce

Setup - Add section

1. Log in as admin in admin interface
2. Click "Setup" in top menu
3. Click "Sections" in left menu
4. Click "New section" button
5. Name : Find test
6. Click "OK" button

Setup - Create content : folder

1. Click "Content structure" in top menu
2. Select "Folder" in class drop down
3. Click "Create here" button
4. Enter form data:
Name : News
5. Click "Send for publishing" button
6. Click "News" link

Setup - Create content : aaaaaa

1. Click "Create here" button
2. Enter form data:
Title : aaaaaa
Intro : test
3. Click "Send for publishing" button

Setup - Create content : aa-ab

1. Click "Create here" button
2. Enter form data:
Title : aa-bb
Intro : test
3. Click "Send for publishing" button

Setup - Create content : aa-cc

1. Click "Create here" button
2. Enter form data:
Title : aa-cc
Intro : test
3. Click "Send for publishing" button

Setup - Create content : bbbbbb

1. Click "Create here" button
2. Enter form data:
Title : bbbbbb
Intro : test
3. Click "Send for publishing" button

Setup - Create content : ba-ab

1. Click "Create here" button
2. Enter form data:
Title : ba-ab
Intro : test
3. Click "Send for publishing" button

Setup - Create content : aa-bc hitch hicking is cool

1. Click "Create here" button
2. Enter form data:
Title : aa-bc hitch hicking is cool
Intro : test
3. Click "Send for publishing" button

Setup - Assign section to news folder

1. Click "Setup" in top menu
2. Click "Sections" in left menu
3. Click "[+]" button in the "Find test" line
4. Click checkbox next to "News"
5. Click "Select" button

Make override template

1. Click "Design" in top menu
2. Click "Templates" in left menu
3. Click /node/view/full.tpl
4. In Siteaccess drop down, choose : plain_site_admin
5. Click "Set" button
6. Click "New override" button
7. Enter form data:
Extension : No extension
Filename : testfolder
Class : Folder
Section : Find test
Base template on: View( without children )
8. Click "OK" button
9. Click "Edit" icon for the testarticle template
10. At the bottom of the text area, enter the following code:

      <br/>search sorted by product name:<br/>
      {def $srch=fetch('ezfind', 'search', hash(
                 'query', '',
                 'limit', 20,
                 'subtree_array', array($node.node_id),
                 'class_id', 'article',
                 'sort_by', hash('article/title', 'asc')
                 ))}

      {foreach $srch.SearchResult as $s}
         {$s.name}<br />
      {/foreach}

or the following code:

<br/>search sorted by product name:<br/>
{def $srch=fetch('ezfind', 'search', hash(
           'query', '',
           'limit', 20,
           'subtree_array', array($node.node_id),
           'class_id', 'article',
           'filter', array('article/title:hitch'),
           'sort_by', hash('article/title', 'asc')
           ))}

{foreach $srch.SearchResult as $s}
   {$s.name}<br />
{/foreach}