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2b5f94fa | 1 | const expect = chai.expect; |
8727f598 | 2 | import { l10n } from '../app/localization.js'; |
7279364c | 3 | |
2c5491e1 | 4 | describe('Localization', function () { |
7279364c SM |
5 | "use strict"; |
6 | ||
7 | describe('language selection', function () { | |
2b5f94fa | 8 | let origNavigator; |
7279364c SM |
9 | beforeEach(function () { |
10 | // window.navigator is a protected read-only property in many | |
11 | // environments, so we need to redefine it whilst running these | |
12 | // tests. | |
13 | origNavigator = Object.getOwnPropertyDescriptor(window, "navigator"); | |
14 | if (origNavigator === undefined) { | |
15 | // Object.getOwnPropertyDescriptor() doesn't work | |
16 | // properly in any version of IE | |
17 | this.skip(); | |
18 | } | |
19 | ||
20 | Object.defineProperty(window, "navigator", {value: {}}); | |
21 | if (window.navigator.languages !== undefined) { | |
22 | // Object.defineProperty() doesn't work properly in old | |
23 | // versions of Chrome | |
24 | this.skip(); | |
25 | } | |
26 | ||
27 | window.navigator.languages = []; | |
28 | }); | |
29 | afterEach(function () { | |
30 | Object.defineProperty(window, "navigator", origNavigator); | |
31 | }); | |
32 | ||
2c5491e1 | 33 | it('should use English by default', function () { |
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34 | expect(l10n.language).to.equal('en'); |
35 | }); | |
2c5491e1 | 36 | it('should use English if no user language matches', function () { |
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37 | window.navigator.languages = ["nl", "de"]; |
38 | l10n.setup(["es", "fr"]); | |
39 | expect(l10n.language).to.equal('en'); | |
40 | }); | |
2c5491e1 | 41 | it('should use the most preferred user language', function () { |
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42 | window.navigator.languages = ["nl", "de", "fr"]; |
43 | l10n.setup(["es", "fr", "de"]); | |
44 | expect(l10n.language).to.equal('de'); | |
45 | }); | |
2c5491e1 | 46 | it('should prefer sub-languages languages', function () { |
7279364c SM |
47 | window.navigator.languages = ["pt-BR"]; |
48 | l10n.setup(["pt", "pt-BR"]); | |
49 | expect(l10n.language).to.equal('pt-BR'); | |
50 | }); | |
2c5491e1 | 51 | it('should fall back to language "parents"', function () { |
7279364c SM |
52 | window.navigator.languages = ["pt-BR"]; |
53 | l10n.setup(["fr", "pt", "de"]); | |
54 | expect(l10n.language).to.equal('pt'); | |
55 | }); | |
2c5491e1 | 56 | it('should not use specific language when user asks for a generic language', function () { |
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57 | window.navigator.languages = ["pt", "de"]; |
58 | l10n.setup(["fr", "pt-BR", "de"]); | |
59 | expect(l10n.language).to.equal('de'); | |
60 | }); | |
2c5491e1 | 61 | it('should handle underscore as a separator', function () { |
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62 | window.navigator.languages = ["pt-BR"]; |
63 | l10n.setup(["pt_BR"]); | |
64 | expect(l10n.language).to.equal('pt_BR'); | |
65 | }); | |
2c5491e1 | 66 | it('should handle difference in case', function () { |
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67 | window.navigator.languages = ["pt-br"]; |
68 | l10n.setup(["pt-BR"]); | |
69 | expect(l10n.language).to.equal('pt-BR'); | |
70 | }); | |
71 | }); | |
72 | }); |