Write Test Cases for your node app using mocha. TEP 1: Create your package.json by using following command:

package.json

{
  "name": "demotest",
  "version": "1.0.0",
  "description": "this is to understand the demo.",
  "main": "server.js",
  "directories": {
       "test": "test"
     },
  "scripts": {
       "test": "mocha — timeout 10000",
       "start": "node server.js"
    },
  "author": "Shubham Verma",
  "license": "ISC",
  "devDependencies": {
       "chai": "4.2.0",
       "chai-http": "4.2.1",
       "mocha": "5.2.0"
    },
  "dependencies": {
      "express": "4.16.4"
     }
  }