To run test cases, follow these steps

1. Change directory to "30daysOFcode_JavaScript" on your terminal.
   cd 30daysOFcode_JavaScript

2. For a particular code file, run the test file by using the following command.
   npm t filename.test.js

While contributing, Please add a test file in the tests folder corresponding to the original program file following the naming convention.

Convention:
If HackerRank.js is the solution file, Test file should be named HackerRank.test.js