BookStack Code Mirror - bookstack/blob - resources/js/services/__tests__/translations.test.ts

   1 import {Translator} from "../translations";
   2
   3
   4 describe('Translations Service', () => {
   5
   6     let $trans: Translator;
   7
   8     beforeEach(() => {
   9         $trans = new Translator();
  10     });
  11
  12     describe('choice()', () => {
  13
  14         test('it pluralises as expected', () => {
  15
  16             const cases = [
  17                 {
  18                     translation: `cat`, count: 10000,
  19                     expected: `cat`,
  20                 },
  21                 {
  22                     translation: `cat|cats`, count: 1,
  23                     expected: `cat`,
  24                 },
  25                 {
  26                     translation: `cat|cats`, count: 0,
  27                     expected: `cats`,
  28                 },
  29                 {
  30                     translation: `cat|cats`, count: 2,
  31                     expected: `cats`,
  32                 },
  33                 {
  34                     translation: `{0} cat|[1,100] dog|[100,*] turtle`, count: 0,
  35                     expected: `cat`,
  36                 },
  37                 {
  38                     translation: `{0} cat|[1,100] dog|[100,*] turtle`, count: 40,
  39                     expected: `dog`,
  40                 },
  41                 {
  42                     translation: `{0} cat|[1,100] dog|[100,*] turtle`, count: 101,
  43                     expected: `turtle`,
  44                 },
  45             ];
  46
  47             for (const testCase of cases) {
  48                 const output = $trans.choice(testCase.translation, testCase.count, {});
  49                 expect(output).toEqual(testCase.expected);
  50             }
  51         });
  52
  53         test('it replaces as expected', () => {
  54             const caseA = $trans.choice(`{0} cat|[1,100] :count dog|[100,*] turtle`, 4, {count: '5'});
  55             expect(caseA).toEqual('5 dog');
  56
  57             const caseB = $trans.choice(`an :a :b :c dinosaur|many`, 1, {a: 'orange', b: 'angry', c: 'big'});
  58             expect(caseB).toEqual('an orange angry big dinosaur');
  59         });
  60
  61         test('it provides count as a replacement by default', () => {
  62             const caseA = $trans.choice(`:count cats|:count dogs`, 4);
  63             expect(caseA).toEqual('4 dogs');
  64         });
  65
  66         test('not provided replacements are left as-is', () => {
  67             const caseA = $trans.choice(`An :a dog`, 5, {});
  68             expect(caseA).toEqual('An :a dog');
  69         });
  70
  71     });
  72 });