{
  "context": "Tests creation of a canvas with a group node that visually contains child text nodes within its bounds.",
  "type": "weighted_checklist",
  "checklist": [
    {
      "name": "Group node present with type=group",
      "description": "The canvas contains at least one node with type set to group and a label field",
      "max_score": 25
    },
    {
      "name": "Three text nodes inside group bounds",
      "description": "All three text nodes have x and y coordinates that place them fully within the group's x/y/width/height rectangle",
      "max_score": 35
    },
    {
      "name": "All node IDs are unique 16-char hex",
      "description": "Every node has an id that is exactly 16 lowercase hexadecimal characters, and all four IDs are distinct",
      "max_score": 20
    },
    {
      "name": "Valid JSON output",
      "description": "The canvas file content is syntactically valid JSON with no parse errors",
      "max_score": 20
    }
  ]
}