| {
  "data": [
    {
      "_id": 1,
      "x": 11
    },
    {
      "_id": 2,
      "x": "ping"
    }
  ],
  "minServerVersion": "3.4",
  "tests": [
    {
      "description": "ReplaceOne when one document matches with collation",
      "operation": {
        "name": "replaceOne",
        "arguments": {
          "filter": {
            "x": "PING"
          },
          "replacement": {
            "_id": 2,
            "x": "pong"
          },
          "collation": {
            "locale": "en_US",
            "strength": 2
          }
        }
      },
      "outcome": {
        "result": {
          "matchedCount": 1,
          "modifiedCount": 1,
          "upsertedCount": 0
        },
        "collection": {
          "data": [
            {
              "_id": 1,
              "x": 11
            },
            {
              "_id": 2,
              "x": "pong"
            }
          ]
        }
      }
    }
  ]
}
 |