'use strict';

const { test, given } = require('sazerac');
const sinon = require('sinon');
const {
  starRating,
  currencyFromCode,
  ordinalNumber,
  metric,
  omitv,
  addv,
  maybePluralize,
  formatDate
} = require('./text-formatters');

describe('Text formatters', function() {
  test(starRating, () => {
    given(4.9).expect('★★★★★');
    given(3.7).expect('★★★¾☆');
    given(2.566).expect('★★½☆☆');
    given(2.2).expect('★★¼☆☆');
    given(3).expect('★★★☆☆');
  });

  test(currencyFromCode, () => {
    given('CNY').expect('¥');
    given('EUR').expect('€');
    given('GBP').expect('₤');
    given('USD').expect('$');
    given('AUD').expect('AUD');
  });

  test(ordinalNumber, () => {
    given(2).expect('2ⁿᵈ');
    given(11).expect('11ᵗʰ');
    given(23).expect('23ʳᵈ');
    given(131).expect('131ˢᵗ');
  });

  test(metric, () => {
    given(999).expect('999');
    given(1000).expect('1k');
    given(999499).expect('999k');
    given(999500).expect('1M');
    given(1578896212).expect('2G');
    given(80000000000000).expect('80T');
    given(4000000000000001).expect('4P');
    given(71007000100580002000).expect('71E');
    given(1000000000000000000000).expect('1Z');
    given(2222222222222222222222222).expect('2Y');
  });

  test(omitv, () => {
    given('hello').expect('hello');
    given('v1.0.1').expect('1.0.1');
  });

  test(addv, () => {
    given(9).expect('v9');
    given(0.1).expect('v0.1');
    given('1.0.0').expect('v1.0.0');
    given('v0.6').expect('v0.6');
    given('hello').expect('hello');
    given('2017-05-05-Release-2.3.17').expect('2017-05-05-Release-2.3.17');
  });

  test(maybePluralize, () => {
    given('foo', []).expect('foos');
    given('foo', [123]).expect('foo');
    given('foo', [123, 456]).expect('foos');
    given('foo', undefined).expect('foos');

    given('box', [], 'boxes').expect('boxes');
    given('box', [123], 'boxes').expect('box');
    given('box', [123, 456], 'boxes').expect('boxes');
    given('box', undefined, 'boxes').expect('boxes');
  });

  test(formatDate, () => {
    given(1465513200000).describe('when given a timestamp in june 2016').expect('june 2016');
  });

  context('in october', function () {
    beforeEach(function () {
      sinon.useFakeTimers(new Date(2017, 9, 15).getTime());
    });

    test(formatDate, () => {
      given(new Date(2017, 0, 1).getTime()).describe('when given the beginning of this year').expect('january');
    });
  });
});