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refactor: Require absolute localePath, and refactor out usage of eval
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,2 +1,3 @@ | ||
| **/node_modules | ||
| **/out | ||
| **/out | ||
| src/create-client/package.json |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,116 @@ | ||
| import i18next from 'i18next' | ||
| import I18nextBrowserLanguageDetector from 'i18next-browser-languagedetector' | ||
| import createI18nextClient from '../../src/create-client/browser' | ||
|
|
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| const i18nextMiddleware = require('i18next-http-middleware') | ||
|
|
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| jest.mock('i18next', () => ({ | ||
| init: jest.fn(() => new Promise(resolve => setTimeout(() => resolve(), 0))), | ||
| use: jest.fn(), | ||
| })) | ||
|
|
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| jest.mock('i18next-http-middleware', () => ({ | ||
| LanguageDetector: jest.fn(), | ||
| })) | ||
|
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| const I18nextBrowserLanguageDetectorInit = I18nextBrowserLanguageDetector.prototype.addDetector = jest.fn() | ||
|
|
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| describe('initializing i18n', () => { | ||
| beforeEach(() => { | ||
| i18next.isInitialized = false | ||
| }) | ||
|
|
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| afterEach(() => { | ||
| (i18next.init as jest.Mock).mockClear(); | ||
| (i18next.use as jest.Mock).mockClear() | ||
| i18nextMiddleware.LanguageDetector.mockClear() | ||
| I18nextBrowserLanguageDetectorInit.mockClear() | ||
| }) | ||
|
|
||
| it('should return both the i18n object and an initPromise', async () => { | ||
| const { i18n, initPromise } = createI18nextClient({ | ||
| use: [], | ||
| customDetectors: [], | ||
| }) | ||
| expect(typeof i18n.isInitialized).toBe('boolean') | ||
| expect(typeof initPromise.then).toBe('function') | ||
| }) | ||
|
|
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| it('should not initialize i18n if i18n is already initialized', () => { | ||
| i18next.isInitialized = true | ||
|
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| createI18nextClient({ | ||
| use: [], | ||
| customDetectors: [], | ||
| serverLanguageDetection: true, | ||
| browserLanguageDetection: true, | ||
| }) | ||
|
|
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| expect(i18next.init).not.toBeCalled() | ||
| expect(i18next.use).not.toBeCalled() | ||
| }) | ||
|
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| it('should initialize i18n if i18n is not yet initialized', () => { | ||
| i18next.isInitialized = false | ||
|
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| createI18nextClient({ | ||
| use: [], | ||
| customDetectors: [], | ||
| serverLanguageDetection: true, | ||
| browserLanguageDetection: true, | ||
| }) | ||
|
|
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| expect(i18next.use).toBeCalledTimes(2) | ||
| expect(i18next.init).toBeCalledTimes(1) | ||
| }) | ||
|
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| it('should not add backend language detector', () => { | ||
| i18next.isInitialized = false | ||
|
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| createI18nextClient({ | ||
| use: [], | ||
| customDetectors: [], | ||
| serverLanguageDetection: true, | ||
| browserLanguageDetection: true, | ||
| }) | ||
|
|
||
| expect(i18nextMiddleware.LanguageDetector).not.toBeCalled() | ||
| expect(I18nextBrowserLanguageDetectorInit).toBeCalled() | ||
| expect(i18next.use).toBeCalledTimes(2) | ||
| expect(i18next.init).toBeCalled() | ||
| }) | ||
|
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| it('should call addDetector with the right detector if browserLanguageDetection is true', () => { | ||
| i18next.isInitialized = false | ||
|
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| createI18nextClient({ | ||
| use: [], | ||
| customDetectors: ['test_custom_detector'], | ||
| browserLanguageDetection: true, | ||
| }) | ||
| expect(i18nextMiddleware.LanguageDetector).not.toBeCalled() | ||
| expect(I18nextBrowserLanguageDetectorInit).toBeCalled() | ||
| expect(I18nextBrowserLanguageDetectorInit).toBeCalledWith('test_custom_detector') | ||
| expect(i18next.use).toBeCalledTimes(2) | ||
| expect(i18next.init).toBeCalledTimes(1) | ||
| }) | ||
|
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| it('should not call addDetector if browserLanguageDetection is false', () => { | ||
| i18next.isInitialized = false | ||
| const addDetector = jest.fn() | ||
| i18nextMiddleware.LanguageDetector.mockImplementation(() => ({ | ||
| addDetector, | ||
| })) | ||
|
|
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| createI18nextClient({ | ||
| use: [], | ||
| customDetectors: ['test_custom_detector'], | ||
| browserLanguageDetection: false, | ||
| }) | ||
| expect(i18nextMiddleware.LanguageDetector).not.toBeCalled() | ||
| expect(I18nextBrowserLanguageDetectorInit).not.toBeCalled() | ||
| expect(addDetector).not.toBeCalled() | ||
| expect(i18next.use).toBeCalledTimes(1) | ||
| expect(i18next.init).toBeCalledTimes(1) | ||
| }) | ||
| }) |
2 changes: 1 addition & 1 deletion
2
__tests__/create-i18next-client.test.ts → __tests__/create-client/server.test.ts
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,7 +1,9 @@ | ||
| const NextI18Next = require('next-i18next').default | ||
| const { localeSubpaths } = require('next/config').default().publicRuntimeConfig | ||
| const path = require('path') | ||
|
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| module.exports = new NextI18Next({ | ||
| otherLanguages: ['de'], | ||
| localeSubpaths, | ||
| localePath: path.resolve('./public/static/locales') | ||
| }) |
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