 
         expectedBody = JSON.stringify { kodingUser : false, forbidden : true }
         request.post validateUsernameRequestParams, (err, res, body) ->
-          expect(err)             .to.not.exist
-          expect(res.statusCode)  .to.be.equal 400
-          expect(body)            .to.be.equal expectedBody
-          queue.next()
-
-      -> done()
+          expect(err).to.not.exist
+          expect(res.statusCode).to.be.equal 400
+          expect(body).to.be.equal expectedBody
+          next()
 
     ]
 
-    daisy queue
+    async.series queue, done
 
 
   it 'should send HTTP 200 if username is not in use, not forbidden, has valid range', (done) ->


    queue = [

      ->
        # expecting username that has average character length to return 200
        validateUsernameRequestParams = generateValidateUsernameRequestParams
          body       :
            username : generateRandomString Math.round (maxLength + minLength) / 2

        request.post validateUsernameRequestParams, (err, res, body) ->
          expect(err)             .to.not.exist
          expect(res.statusCode)  .to.be.equal 200
          expect(body)            .to.be.equal expectedBody
          queue.next()

      ->
        # expecting username that has minimum character length to return 200
        validateUsernameRequestParams = generateValidateUsernameRequestParams
          body       :
            username : generateRandomString minLength

        request.post validateUsernameRequestParams, (err, res, body) ->
          expect(err)             .to.not.exist
          expect(res.statusCode)  .to.be.equal 200
          expect(body)            .to.be.equal expectedBody
          queue.next()

      ->
        # expecting username that has maximum character length to return 200
        validateUsernameRequestParams = generateValidateUsernameRequestParams
          body       :


    queue = [

      (next) ->
        # expecting username that has less then minimum character length to return 400
        validateUsernameRequestParams = generateValidateUsernameRequestParams
          body       :
