test.js

var ta = require('./timeago.js')

console.log(
  ta.ago(new Date() - 1000), ta.ago(new Date() - 1000) === '1 second ago',
  ta.ago(new Date() - 60000 * 180), ta.ago(new Date() - 60000 * 180) === '3 hours ago',
  new Date(1), ta.ago(new Date(1)), ta.ago(new Date(1)) === '47 years ago'
);

console.log(
  ta.ago(new Date() - 1000, true), ta.ago(new Date() - 1000, true) === '1s',
  ta.ago(new Date() - 60000 * 180, true), ta.ago(new Date() - 60000 * 180, true) === '3h',
  new Date(1), ta.ago(new Date(1), true), ta.ago(new Date(1), true) === '47y'
);

console.log(
  'Today is ' + ta.today()
);

console.log(
  ta.timefriendly('1 hour'), ta.timefriendly('1 hour') === 1000 * 60 * 60,
  ta.timefriendly('2 days'), ta.timefriendly('2 days') === 1000 * 60 * 60 * 48,
  ta.timefriendly('2 weeks'), ta.timefriendly('2 weeks') === 1000 * 60 * 60 * 24 * 14
);

var i = 0,
  text = '';
while (i++ < 600) text += 'text ';
console.log(text.length, 'chars, min to read', ta.mintoread(text));