next.js/test/production/app-dir/build-output-debug/index.test.ts

import { nextTestSetup } from 'e2e-utils'
import stripAnsi from 'strip-ansi'

describe('next build --debug', () => {
  const { next } = nextTestSetup({
    files: __dirname,
    buildCommand: 'pnpm next build --debug',
  })

  let output = ''
  beforeAll(() => {
    output = stripAnsi(next.cliOutput)
  })

  const str = `


Redirects
┌ source: /:path+/
├ destination: /:path+
└ permanent: true

┌ source: /redirects
├ destination: /
└ permanent: true


Headers
┌ source: /
└ headers:
  └ x-custom-headers: headers


Rewrites
┌ source: /rewrites
└ destination: /


Route (app)`

  it('should log Redirects above Route(app)', async () => {
    expect(output).toContain(str)
  })
})