Async With Recursion

async_recursion_sample.js

it.only('Async should work with Recursion', function (done) {

      var n = 10;
      var f = function(callback) {
        async.waterfall([
          function (cb) {
            n--;
            cb(null, n);
          },
          function (b, cb) {
            if (n===1) {
              return cb(null);
            }
            f(cb);
          }
        ], callback);
      };
      f(function (err) {
        done();
      })
    });