anchor.diff:  template2 [teak*]        2     7
   --------------------------------------------------
   // TESTRESPONSE[s/\*/\\*/ s/\[/\\[/ s/\]/\\]/ non_json]
  -
  -The output shows that there are three existing templates,
  -with template2 having a version value.
  -
  -The endpoint also supports giving a template name or pattern in the url
  -to filter the results, for example `/_cat/templates/template*` or
  -`/_cat/templates/template0`.
  
positive.code: [[cat-templates]]
  === cat templates
  
  The `templates` command provides information about existing templates.
  
  [source,js]
  --------------------------------------------------
  
negative.code: //    templates.
  // 2. Create some templates to expect in the response.
  
  The API returns the following response:
  
  [source,txt]
  --------------------------------------------------
  