lambda tester

test.js

import {resolve} from "path"

let [pathname, args] = process.argv.slice(2)

if (!pathname) {
  console.log("Usage: npm run test <path-to-script> <event-json>")
  process.exit()
}

let path = resolve(process.cwd(), pathname)
let handler = require(path).handler

let success = data => console.log(JSON.stringify(data, null, 2))
let failure = err => { throw err }
let done = (err, data) => err ? failure(err) : success(data)

handler(args, {success, failure, done})