title: How can I automate testing for some javascript API's give a set of Use Cases?
body: <p>I need to build a automated javascript api testing framework which take a combination of Use cases from the given set of use cases and runs the tests and provides the output as pass or fail along with the use case combination. </p>
  
  <p>What should be the basic approach to do so ?</p>
  
  <p>If there is any existing library to do so kindly suggest the same.</p>