test.js

const translate = require('./index');
const assert = require('assert');
const cron = require('node-cron');

const test = (check, should) => {
  console.log(` -> ${check}`);
  const expr = translate(check);

  if (expr !== null) {
    const checkexpr = cron.validate(expr);
    if (!checkexpr) {
      throw new Error(`Expression invalid - ${expr}`);
    }
  }
  assert.equal(expr, should);
  console.log(new Array(100).fill('=').join(''));
};

test('at 2:30', '0 30 2 * * *');
test('on thursdays at 2:30', '0 30 2 * * 4');
test('on saturdays', '0 0 0 * * 6');
test('every 8 hours', '0 0 */8 * * *');
test('something', null);
test('every 15 minutes on dec 24', '0 */15 * 24 12 *');
test('every 15 minutes on wednesdays', '0 */15 * * * 3');
test('on saturdays at 0:10', '0 10 0 * * 6');
test('every 1 hour on dec 24', '0 0 */1 24 12 *');
test('every 3 hours on workdays', '0 0 */3 * * 1-5'); // => 1-5
test('every 12 hours on weekends', '0 0 */12 * * 6,0'); // => should be 6,0
test('every 20 seconds mondays tuesdays wednesdays', '*/20 * * * * 1,2,3');
test('at 13:37 on fridays tuesdays and thursdays', '0 37 13 * * 2,4,5');
test('at 9:00 on fri tue and mon', '0 0 9 * * 1,2,5');
test('At 12:10 on Monday and Tuesday in December', '0 10 12 * 12 1,2');
test('onN saturDas In deCmbeR aT 06:01', '0 1 6 * 12 6');
test('at 9:04:52 every mondays in december', '52 4 9 * 12 1');
test('on saturdays every 10 minutes', '0 */10 * * * 6');
test('yearly', '0 0 0 1 1 *');
test('yearly at 9:10', '0 10 9 1 1 *');
test('yearly at 9:10 on saturdays', '0 10 9 1 1 *');
test('every fri mon wed in oct at 10:30', '0 30 10 * 10 1,3,5');
test('very mondays in december all 15 minutes', '0 */15 * * 12 1');
test('on jan feb mar at 9:30', '0 30 9 * 1,2,3 *');
test(
  'on jan feb mar only mondays tuesdays and saturdays at 9:30',
  '0 30 9 * 1,2,3 1,2,6'
);
test('on jan feb every 45 minutes', '0 */45 * * 1,2 *');
test(
  'every 15 minutes from 5 through 15 of december and january',
  '0 */15 * 5-15 1,12 *'
);
test(
  'on march and april from 15 through 25 on every 2 hours',
  '0 0 */2 15-25 3,4 *'
);

test('weekly in 15 minute intervals on january', '0 */15 * */7 1 *');
test('weekly on january', '0 0 0 */7 1 *');
test('weekly at 9:30:15', '15 30 9 */7 * *');
test('weekly at 9:30', '0 30 9 */7 * *');

test('quarterly', '0 0 0 * */3 *');
test('quarterly at 9:30 on mondays', '0 30 9 * */3 1');

test('monthly', '0 0 0 1 */1 *');
test('monthly on tuesdays', '0 0 0 * */1 2');
test('monthly on fridays at 9:30', '0 30 9 * */1 5');
test('monthly at 10:30', '0 30 10 1 */1 *');
test('monthly in 30 minute intervals', '0 */30 * 1 */1 *');




if (process.env.TESTWATCH) {
  process.stdout.write('\u001b[3J\u001b[2J\u001b[1J');
  console.clear();
}