{
  "context": "This criteria evaluates how effectively the engineer uses puppeteer-core's browser context and cookie management APIs to create isolated sessions. The focus is on proper usage of context creation, cookie operations, and session isolation features.",
  "type": "weighted_checklist",
  "checklist": [
    {
      "name": "Browser context creation",
      "description": "Uses browser.createBrowserContext() or browser.createIncognitoBrowserContext() to create isolated browser contexts for each user session",
      "max_score": 25
    },
    {
      "name": "Cookie setting",
      "description": "Uses context.setCookie() or context.addCookies() methods to set session cookies with appropriate parameters (name, value, domain, path)",
      "max_score": 20
    },
    {
      "name": "Cookie retrieval",
      "description": "Uses context.cookies() method to retrieve cookies from a specific session, optionally filtering by URL",
      "max_score": 15
    },
    {
      "name": "Session isolation verification",
      "description": "Demonstrates that cookies set in one context do not appear in another context, properly testing isolation between sessions",
      "max_score": 20
    },
    {
      "name": "Context cleanup",
      "description": "Uses context.close() to properly close browser contexts and free resources when sessions end",
      "max_score": 10
    },
    {
      "name": "Page management",
      "description": "Uses context.newPage() to create pages within the browser context for navigation and interaction",
      "max_score": 10
    }
  ]
}