countWords.js

const { deepStrictEqual } = require('assert');

const wordCounter = (line) => {
    // implement me!
}

const input = 'This is some random text and some raddom work';

const want = {
  This: 1,
  is: 1,
  some: 2,
  random: 1,
  text: 1,
  and: 1,
  raddom: 1,
  work: 2,
};

deepStrictEqual(wordCounter(input), want, 'mutable approach failed');

console.log('test passed');