Best Test framework ever (:

gistfile1.js

function equal(a, b, description) {
  if (a === b) {
    console.log('%c✔︎ ok', 'color: green', description);
  }
  else {
    console.log('%c✘ not ok', 'color: red', description);
    console.assert(a === b, description);
  }
}