test-script.js

#!/usr/bin/env node

var fs = require('fs');
var minimist = require('minimist');
var request = require('request');

var args = minimist(process.argv.slice(2));
var fileName = args.f || 'data.json';

// Load data from file
var testData = JSON.parse(fs.readFileSync(fileName, 'utf8'));

function buildOptions(url, body, headers) {
  headers = typeof(headers) !== 'undefined' ? headers : { 'User-Agent': 'test-create-script' };
  
  return {
    url: url,
    method: 'POST',
    port: 80,
    json: true,
    body: body,
    headers: headers
  };
}

function callback(error, response, body) {
  if (!error && response.statusCode == 200) {
    var responseBody = JSON.parse(body.body);
    console.log(responseBody);
    process.exit(0);
  } else {
    console.log(response.statusCode + ' Error. Could not complete request.');
    process.exit(1);
  }
}

var options;
for (var i = 0; i < testData.length; i++) {
  options = buildOptions(url, testData[i]);
  request(options, callback);
}