nextcloud/build/integration/composer.json

{
  "require-dev": {
    "phpunit/phpunit": "~6.5",
    "behat/behat": "~3.6.1",
    "guzzlehttp/guzzle": "6.5.2",
    "jarnaiz/behat-junit-formatter": "^1.3",
    "sabre/dav": "3.2.3",
    "symfony/event-dispatcher": "~4.4"
  }
}