mirror of
https://github.com/shaka-project/shaka-player.git
synced 2026-06-17 16:26:39 +03:00
Joey Parrish
80 lines
2.9 KiB
JavaScript
80 lines
2.9 KiB
JavaScript
/**
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* Copyright 2014 Google Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* @fileoverview language_utils.js unit tests.
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*/
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goog.require('shaka.util.LanguageUtils');
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describe('LanguageUtils', function() {
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var LanguageUtils;
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beforeAll(function() {
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LanguageUtils = shaka.util.LanguageUtils;
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});
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describe('match with sublanguage preference', function() {
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it('matches exactly at fuzz level 0', function() {
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expect(LanguageUtils.match(0, 'en-us', 'en-us')).toBeTruthy();
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expect(LanguageUtils.match(0, 'en-us', 'en-gb')).toBeFalsy();
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expect(LanguageUtils.match(0, 'en-us', 'en')).toBeFalsy();
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});
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it('accepts base languages at fuzz level 1', function() {
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expect(LanguageUtils.match(1, 'en-us', 'en-us')).toBeTruthy();
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expect(LanguageUtils.match(1, 'en-us', 'en-gb')).toBeFalsy();
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expect(LanguageUtils.match(1, 'en-us', 'en')).toBeTruthy();
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});
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it('accepts all related languages at fuzz level 2', function() {
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expect(LanguageUtils.match(2, 'en-us', 'en-us')).toBeTruthy();
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expect(LanguageUtils.match(2, 'en-us', 'en-gb')).toBeTruthy();
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expect(LanguageUtils.match(2, 'en-us', 'en')).toBeTruthy();
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});
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});
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describe('match with base language preference', function() {
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it('matches exactly at fuzz level 0', function() {
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expect(LanguageUtils.match(0, 'en', 'en-us')).toBeFalsy();
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expect(LanguageUtils.match(0, 'en', 'en-gb')).toBeFalsy();
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expect(LanguageUtils.match(0, 'en', 'en')).toBeTruthy();
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});
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it('does not accept anything additional at fuzz level 1', function() {
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expect(LanguageUtils.match(1, 'en', 'en-us')).toBeFalsy();
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expect(LanguageUtils.match(1, 'en', 'en-gb')).toBeFalsy();
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expect(LanguageUtils.match(1, 'en', 'en')).toBeTruthy();
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});
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it('accepts all related languages at fuzz level 2', function() {
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expect(LanguageUtils.match(2, 'en', 'en-us')).toBeTruthy();
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expect(LanguageUtils.match(2, 'en', 'en-gb')).toBeTruthy();
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expect(LanguageUtils.match(2, 'en', 'en')).toBeTruthy();
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});
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});
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describe('normalize', function() {
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it('maps all three codes for Greek to the same value', function() {
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var code1 = 'el';
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var code2 = 'ell';
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var code3 = 'gre';
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expect(LanguageUtils.normalize(code1)).toBe(code1);
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expect(LanguageUtils.normalize(code2)).toBe(code1);
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expect(LanguageUtils.normalize(code3)).toBe(code1);
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});
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});
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});
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