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import { retry } from 'next-test-utils'
import { nextTestSetup } from 'e2e-utils'
describe('Document and App - Client side', () => {
const { next, isNextDev } = nextTestSetup({
files: __dirname,
skipDeployment: true,
})
it('should share module state with pages', async () => {
const browser = await next.browser('/shared')
const text = await browser.elementByCss('#currentstate').text()
expect(text).toBe('UPDATED CLIENT')
})
if (isNextDev) {
it('should detect the changes to pages/_app.js and display it', async () => {
const appPath = 'pages/_app.js'
const originalContent = await next.readFile(appPath)
try {
const browser = await next.browser('/')
const text = await browser.elementByCss('#hello-hmr').text()
expect(text).toBe('Hello HMR')
// change the content
const editedContent = originalContent.replace('Hello HMR', 'Hi HMR')
await next.patchFile(appPath, editedContent)
await retry(async () =>
expect(await browser.elementByCss('body').text()).toContain('Hi HMR')
)
// add the original content
await next.patchFile(appPath, originalContent)
await retry(async () =>
expect(await browser.elementByCss('body').text()).toContain(
'Hello HMR'
)
)
} finally {
await next.patchFile(appPath, originalContent)
}
})
it('should detect the changes to pages/_document.js and display it', async () => {
const appPath = 'pages/_document.js'
const originalContent = await next.readFile(appPath)
try {
const browser = await next.browser('/')
const text = await browser.elementByCss('#hello-hmr').text()
expect(text).toBe('Hello HMR')
const editedContent = originalContent.replace(
'Hello Document HMR',
'Hi Document HMR'
)
// change the content
await next.patchFile(appPath, editedContent)
await retry(async () =>
expect(await browser.elementByCss('body').text()).toContain(
'Hi Document HMR'
)
)
// add the original content
await next.patchFile(appPath, originalContent)
await retry(async () =>
expect(await browser.elementByCss('body').text()).toContain(
'Hello Document HMR'
)
)
} finally {
await next.patchFile(appPath, originalContent)
}
})
it('should keep state between page navigations', async () => {
const browser = await next.browser('/')
const randomNumber = await browser.elementByCss('#random-number').text()
const switchedRandomNumer = await browser
.elementByCss('#about-link')
.click()
.waitForElementByCss('.page-about')
.elementByCss('#random-number')
.text()
expect(switchedRandomNumer).toBe(randomNumber)
await browser.close()
})
}
})
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