This test case assumes that

• The installation is done in prior.
• License server started with environment variable ACCESS_CONTROL=yes

The content for ACL file regarding access control feature for testing:

{ "accessControl": {        
      "licenses": [
          {
             "licenseNumber": "11223350", 
             "effect": "unknown",                
             "users": ["*"]
          }
      ]
   }
}

Open Creator/Design Studio. 
Check that the tool does not open, and dialog says "User not allowed for this license"
Check that "Expires=<expirydate>" is NOT found from qtlicenses.ini afterwards.