firestore/internal/conformance/testdata/set-del-noarray-nested.json

{
  "tests": [
    {
      "description": "set: Delete cannot be anywhere inside an array value",
      "comment": "The Delete sentinel must be the value of a field. Deletes are implemented\nby turning the path to the Delete sentinel into a FieldPath, and FieldPaths do not support\narray indexing.",
      "set": {
        "docRefPath": "projects/projectID/databases/(default)/documents/C/d",
        "jsonData": "{\"a\": [1, {\"b\": \"Delete\"}]}",
        "isError": true
      }
    }
  ]
}