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import { nextTestSetup } from 'e2e-utils'
import { check } from 'next-test-utils'
import path from 'path'
const describeCase = (
caseName: string,
callback: (context: ReturnType<typeof nextTestSetup>) => void
) => {
describe(caseName, () => {
const context = nextTestSetup({
files: path.join(__dirname, caseName),
skipDeployment: true,
})
if (context.skipped) return
callback(context)
})
}
describe('Instrumentation Hook', () => {
describeCase('with-esm-import', ({ next }) => {
it('with-esm-import should run the instrumentation hook', async () => {
await next.render('/')
await check(
() => next.cliOutput,
/register in instrumentation\.js is running/
)
})
})
describeCase('with-middleware', ({ next }) => {
it('with-middleware should run the instrumentation hook', async () => {
await next.render('/')
await check(() => next.cliOutput, /instrumentation hook on the edge/)
})
})
describeCase('with-edge-api', ({ next }) => {
it('with-edge-api should run the instrumentation hook', async () => {
await next.render('/api')
await check(() => next.cliOutput, /instrumentation hook on the edge/)
})
})
describeCase('with-edge-page', ({ next }) => {
it('with-edge-page should run the instrumentation hook', async () => {
await next.render('/')
await check(() => next.cliOutput, /instrumentation hook on the edge/)
})
})
describeCase('with-node-api', ({ next }) => {
it('with-node-api should run the instrumentation hook', async () => {
await check(() => next.cliOutput, /instrumentation hook on nodejs/)
})
})
describeCase('with-node-page', ({ next }) => {
it('with-node-page should run the instrumentation hook', async () => {
await check(() => next.cliOutput, /instrumentation hook on nodejs/)
})
})
describeCase('with-async-node-page', ({ next }) => {
it('with-async-node-page should run the instrumentation hook', async () => {
const page = await next.render('/')
expect(page).toContain('Node - finished: true')
})
})
describeCase('with-async-edge-page', ({ next }) => {
it('with-async-edge-page should run the instrumentation hook', async () => {
const page = await next.render('/')
expect(page).toContain('Edge - finished: true')
})
})
describeCase('general', ({ next, isNextDev }) => {
it('should not overlap with a instrumentation page', async () => {
const page = await next.render('/instrumentation')
expect(page).toContain('Hello')
})
if (isNextDev) {
// TODO: Implement handling for changing the instrument file.
it.skip('should reload the server when the instrumentation hook changes', async () => {
await next.render('/')
await next.patchFile(
'./instrumentation.js',
`export function register() {console.log('toast')}`
)
await check(() => next.cliOutput, /toast/)
await next.renameFile(
'./instrumentation.js',
'./instrumentation.js.bak'
)
await check(
() => next.cliOutput,
/The instrumentation file has been removed/
)
await next.patchFile(
'./instrumentation.js.bak',
`export function register() {console.log('bread')}`
)
await next.renameFile(
'./instrumentation.js.bak',
'./instrumentation.js'
)
await check(() => next.cliOutput, /The instrumentation file was added/)
await check(() => next.cliOutput, /bread/)
})
}
})
})
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