signal-desktop/ts/test-node/app/spell_check_test.ts
2023-05-17 10:19:27 -07:00

63 lines
1.7 KiB
TypeScript

// Copyright 2020 Signal Messenger, LLC
// SPDX-License-Identifier: AGPL-3.0-only
import { assert } from 'chai';
import { getLanguages } from '../../../app/spell_check';
describe('SpellCheck', () => {
describe('getLanguages', () => {
it('works with locale and base available', () => {
assert.deepEqual(getLanguages(['en-US'], ['en-US', 'en'], 'en'), [
'en-US',
]);
});
it('uses icu likely subtags rules to match languages', () => {
assert.deepEqual(getLanguages(['fa-FR'], ['fa-IR'], 'en'), ['fa-IR']);
assert.deepEqual(getLanguages(['zh'], ['zh-Hans-CN'], 'en'), [
'zh-Hans-CN',
]);
assert.deepEqual(
getLanguages(['zh-HK'], ['zh-Hans-CN', 'zh-Hant-HK'], 'en'),
['zh-Hant-HK']
);
});
it('matches multiple locales', () => {
assert.deepEqual(
getLanguages(['fr-FR', 'es'], ['fr', 'es-ES', 'en-US'], 'en'),
['fr', 'es-ES']
);
});
it('works with only base locale available', () => {
assert.deepEqual(getLanguages(['en-US'], ['en'], 'en'), ['en']);
});
it('works with only full locale available', () => {
assert.deepEqual(getLanguages(['en-US'], ['en-CA', 'en-US'], 'en'), [
'en-US',
]);
});
it('works with base provided and base available', () => {
assert.deepEqual(getLanguages(['en'], ['en-CA', 'en-US', 'en'], 'en'), [
'en',
]);
});
it('falls back to default', () => {
assert.deepEqual(getLanguages(['fa-IR'], ['es-ES', 'fr-FR'], 'en'), [
'en',
]);
});
it('matches en along with other languages', () => {
assert.deepEqual(getLanguages(['en', 'fr'], ['fr', 'en'], 'en'), [
'en',
'fr',
]);
});
});
});