1. If necessary, register for a Cloud9 IDE account. (http://c9.io/)
2. Sign into Cloud9 IDE. Create a new workspace.
   1. Name the workspace in the Workspace name field. For example: rest_idempotence. Add a description if you like.
   2. Set the repo in the Clone from Git or Mercurial URL field to [email protected]:WomenWhoCode/rest_idempotence.git.
   3. Click Create Workspace.
3. If necessary, open the workspace.
4. Prepare the Cloud9 virtual machine.
   1. In the bash tab:
      1. Execute npm install.

In the bash tab, you can execute npm test to run the tests at any time.

Modify the workspace until you can execute npm test and have all tests pass.