angular-cn/aio/content/examples/service-worker-getting-started/example-config.json

{
  "projectType": "service-worker",
  "e2e": [
    {"cmd": "yarn", "args": ["e2e", "--no-webdriver-update", "--port={PORT}"]},
    {"cmd": "yarn", "args": ["build", "--prod"]},
    {"cmd": "node", "args": ["--eval", "assert(fs.existsSync('./dist/ngsw.json'), 'ngsw.json is missing')"]},
    {"cmd": "node", "args": ["--eval", "assert(fs.existsSync('./dist/ngsw-worker.js'), 'ngsw-worker.js is missing')"]},
    {"cmd": "node", "args": ["--eval", "assert(require('./package.json').dependencies['@angular/service-worker'], '@angular/service-worker is missing')"]}
  ]
}