pretty-time.spec.ts

import { DateTime } from 'luxon';
import { satisfiesDateRange, toMs } from './pretty-time';

describe('util/pretty-time', () => {
  it.each`
    input                | expected
    ${'1h'}              | ${1 * 60 * 60 * 1000}
    ${' 1 h '}           | ${1 * 60 * 60 * 1000}
    ${'1 h'}             | ${1 * 60 * 60 * 1000}
    ${'1 hour'}          | ${1 * 60 * 60 * 1000}
    ${'1hour'}           | ${1 * 60 * 60 * 1000}
    ${'1h 1m'}           | ${1 * 60 * 60 * 1000 + 1 * 60 * 1000}
    ${'1hour 1minute'}   | ${1 * 60 * 60 * 1000 + 1 * 60 * 1000}
    ${'1 hour 1 minute'} | ${1 * 60 * 60 * 1000 + 1 * 60 * 1000}
    ${'1h 1m 1s'}        | ${1 * 60 * 60 * 1000 + 1 * 60 * 1000 + 1000}
    ${'1h 1 m 1s'}       | ${1 * 60 * 60 * 1000 + 1 * 60 * 1000 + 1000}
    ${'1hour 1 min 1s'}  | ${1 * 60 * 60 * 1000 + 1 * 60 * 1000 + 1000}
    ${'1h 1m 1s 1ms'}    | ${1 * 60 * 60 * 1000 + 1 * 60 * 1000 + 1000 + 1}
    ${'1d2h3m'}          | ${24 * 60 * 60 * 1000 + 2 * 60 * 60 * 1000 + 3 * 60 * 1000}
    ${'1 day'}           | ${24 * 60 * 60 * 1000}
    ${'3 days'}          | ${3 * 24 * 60 * 60 * 1000}
    ${'1 week'}          | ${7 * 24 * 60 * 60 * 1000}
    ${'1 month'}         | ${30 * 24 * 60 * 60 * 1000}
    ${'1 M'}             | ${30 * 24 * 60 * 60 * 1000}
    ${'2 months'}        | ${2 * 30 * 24 * 60 * 60 * 1000}
    ${'1month'}          | ${30 * 24 * 60 * 60 * 1000}
    ${'1M'}              | ${30 * 24 * 60 * 60 * 1000}
    ${'2months'}         | ${2 * 30 * 24 * 60 * 60 * 1000}
    ${'1 year'}          | ${365.25 * 24 * 60 * 60 * 1000}
    ${'0'.repeat(100)}   | ${0}
    ${'0'.repeat(101)}   | ${null}
    ${'1 whatever'}      | ${null}
    ${'whatever'}        | ${null}
    ${''}                | ${null}
    ${' '}               | ${null}
    ${'  \t\n   '}       | ${null}
    ${'minute'}          | ${null}
    ${'m'}               | ${null}
    ${'hour'}            | ${null}
    ${'h'}               | ${null}
  `(`toMs('$input') === $expected`, ({ input, expected }) => {
    expect(toMs(input)).toBe(expected);
  });

  it('returns null for error', () => {
    expect(toMs(null as never)).toBeNull();
  });

  describe('satisfiesDateRange()', () => {
    const t0 = DateTime.fromISO('2023-07-07T12:00:00Z');

    beforeAll(() => {
      jest.useFakeTimers();
    });

    beforeEach(() => {
      jest.setSystemTime(t0.toMillis());
    });

    it.each`
      date                                  | range              | expected
      ${'2023-01-01'}                       | ${'< 1 Y'}         | ${true}
      ${'2023-07-07'}                       | ${'< 1 day'}       | ${true}
      ${'2023-06-09'}                       | ${'<=1M'}          | ${true}
      ${'2020-01-01'}                       | ${'>= 1hrs'}       | ${true}
      ${'2023-07-07T11:12:00'}              | ${'<= 1hrs'}       | ${true}
      ${'2020-01-01'}                       | ${'< 2years'}      | ${false}
      ${new Date(Date.now()).toISOString()} | ${'< 3 days'}      | ${true}
      ${new Date(Date.now()).toISOString()} | ${'> 3 months'}    | ${false}
      ${'2020-01-01'}                       | ${'> 1 millenial'} | ${null}
      ${'invalid-date'}                     | ${'> 1 year'}      | ${null}
      ${'2020-01-01'}                       | ${'1 year'}        | ${null}
    `(
      `satisfiesRange('$date', '$range') === $expected`,
      ({ date, range, expected }) => {
        expect(satisfiesDateRange(date, range)).toBe(expected);
      },
    );
  });
});