Accesible version of this tweet https://twitter.com/jl_suncin/status/1295195774117183489

e2e-test.yml

name: E2E test

on: [push]

jobs:
  e2e-test:
    runs-on: ubuntu-latest
    services:
      maildev:
        image: maildev/maildev
        env:
          MAILDEV_INCOMING_USER: admin@example.com
          MAILDEV_INCOMING_PASS: He7CdB3XBOees
        options: --health-cmd "wget -q -O- http://localhost/healthz || exit 1" --health-interval 10s --health-timeout 5s --health-retries 5 # Use double quotes instead of single quote, or the command will be executed by GitHub Action
        ports:
        - 1025:25
        - 1080:80
    steps:
    - uses: actions/checkout@v2
    - uses: bahmutov/npm-install@v1
    - name: Run E2E tests
      run: |
        npm run test:e2e
      env:
        CI: 'true'
        SMTP_SERVER: localhost
        SMTP_PORT: ${{ job.services.maildev.ports[25] }} # Use port exposed by maildev/maildev instead of local port (1025)
        SMTP_LOGIN: admin@example.com
        SMTP_PASSWORD: He7CdB3XBOees
        SMTP_SECURE: 'false'

Short version of https://github.com/leosuncin/nest-auth-example/actions/runs/211427186/workflow