unit-test.js

unit-test.js

// ------------------------------------------
// square-number.js
// ------------------------------------------

module.exports = squareNumber;

function squareNumber(number)
{
  return number * number;
}

// ------------------------------------------
// test.js
// ------------------------------------------

const test = require('tape');
const squareNumber = require('../square-number.js');

test('squares numbers', function(t) {
  t.plan(3);

  t.equals(squareNumber(5), 25);
  t.equals(squareNumber(12), 144);
  t.equals(squareNumber(0), 0);
});