Files
deepseek-harness/apps/web/tests/support-timezone.e2e.ts
T

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TypeScript

import { chromium } from 'playwright'
import { expect, it } from 'vitest'
import { newEnglishPage } from './support.ts'
it.each(['UTC', 'America/Los_Angeles'])('isolates the recorded browser timezone from %s', async (hostTimeZone) => {
const browser = await chromium.launch({ env: { ...process.env, TZ: hostTimeZone } })
try {
const ambientPage = await browser.newPage()
expect(await ambientPage.evaluate(() => Intl.DateTimeFormat().resolvedOptions().timeZone)).toBe(hostTimeZone)
const page = await newEnglishPage(browser)
expect(await page.evaluate(() => Intl.DateTimeFormat().resolvedOptions().timeZone)).toBe('Asia/Shanghai')
expect(await page.evaluate(() => navigator.language)).toBe('en-US')
expect(await ambientPage.evaluate(() => Intl.DateTimeFormat().resolvedOptions().timeZone)).toBe(hostTimeZone)
await page.close()
const nextPage = await browser.newPage()
expect(await nextPage.evaluate(() => Intl.DateTimeFormat().resolvedOptions().timeZone)).toBe(hostTimeZone)
} finally {
await browser.close()
}
})