unit testing - Using jasmine and chutzpah to test validator jquery -

how can test validation method using chutzpah , jasmine??

 jquery.validator.addmethod('minvalidator',                 function (value, element, params) {                     if (value.length == 0 && params.mandatory !== "true")                         return true;                      if (value.length < params.min)                         return false;                      return true;                 });