28 lines
1.3 KiB
TypeScript
28 lines
1.3 KiB
TypeScript
import { cleanup, fireEvent, render, screen, waitFor } from '@testing-library/react'
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import { afterEach, describe, expect, it } from 'vitest'
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import { LanguageProvider, LanguageSelector } from './i18n'
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afterEach(() => {
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cleanup()
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localStorage.clear()
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})
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describe('runtime language selection', () => {
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it('switches UI text to Russian and persists the choice', async () => {
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localStorage.setItem('mixmaker-language', 'en')
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render(<LanguageProvider><LanguageSelector /><p>Your events</p></LanguageProvider>)
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fireEvent.change(screen.getByRole('combobox'), { target: { value: 'ru' } })
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await waitFor(() => expect(screen.getByText('Ваши события')).toBeInTheDocument())
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expect(localStorage.getItem('mixmaker-language')).toBe('ru')
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expect(document.documentElement.lang).toBe('ru')
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})
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it('restores English after switching back', async () => {
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localStorage.setItem('mixmaker-language', 'ru')
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render(<LanguageProvider><LanguageSelector /><p>Your events</p></LanguageProvider>)
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await waitFor(() => expect(screen.getByText('Ваши события')).toBeInTheDocument())
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fireEvent.change(screen.getByRole('combobox'), { target: { value: 'en' } })
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await waitFor(() => expect(screen.getByText('Your events')).toBeInTheDocument())
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})
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})
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