mongodb 0.9.1

The official MongoDB driver for Rust (currently in alpha)
Documentation
{
  "runOn": [
    {
      "minServerVersion": "4.2.0"
    }
  ],
  "data": [
    {
      "_id": 1,
      "x": 11
    },
    {
      "_id": 2,
      "x": 22
    },
    {
      "_id": 3,
      "x": 33
    },
    {
      "_id": 4,
      "x": 44
    }
  ],
  "collection_name": "test_bulkwrite_update_hint",
  "tests": [
    {
      "description": "BulkWrite with update hints",
      "operations": [
        {
          "name": "bulkWrite",
          "arguments": {
            "requests": [
              {
                "name": "updateOne",
                "arguments": {
                  "filter": {
                    "_id": 1
                  },
                  "update": {
                    "$inc": {
                      "x": 1
                    }
                  },
                  "hint": "_id_"
                }
              },
              {
                "name": "updateOne",
                "arguments": {
                  "filter": {
                    "_id": 1
                  },
                  "update": {
                    "$inc": {
                      "x": 1
                    }
                  },
                  "hint": {
                    "_id": 1
                  }
                }
              },
              {
                "name": "updateMany",
                "arguments": {
                  "filter": {
                    "_id": {
                      "$lt": 3
                    }
                  },
                  "update": {
                    "$inc": {
                      "x": 1
                    }
                  },
                  "hint": "_id_"
                }
              },
              {
                "name": "updateMany",
                "arguments": {
                  "filter": {
                    "_id": {
                      "$lt": 3
                    }
                  },
                  "update": {
                    "$inc": {
                      "x": 1
                    }
                  },
                  "hint": {
                    "_id": 1
                  }
                }
              },
              {
                "name": "replaceOne",
                "arguments": {
                  "filter": {
                    "_id": 3
                  },
                  "replacement": {
                    "x": 333
                  },
                  "hint": "_id_"
                }
              },
              {
                "name": "replaceOne",
                "arguments": {
                  "filter": {
                    "_id": 4
                  },
                  "replacement": {
                    "x": 444
                  },
                  "hint": {
                    "_id": 1
                  }
                }
              }
            ],
            "options": {
              "ordered": true
            }
          },
          "result": {
            "deletedCount": 0,
            "insertedCount": 0,
            "insertedIds": {},
            "matchedCount": 8,
            "modifiedCount": 8,
            "upsertedCount": 0,
            "upsertedIds": {}
          }
        }
      ],
      "expectations": [
        {
          "command_started_event": {
            "command": {
              "update": "test_bulkwrite_update_hint",
              "updates": [
                {
                  "q": {
                    "_id": 1
                  },
                  "u": {
                    "$inc": {
                      "x": 1
                    }
                  },
                  "hint": "_id_"
                },
                {
                  "q": {
                    "_id": 1
                  },
                  "u": {
                    "$inc": {
                      "x": 1
                    }
                  },
                  "hint": {
                    "_id": 1
                  }
                },
                {
                  "q": {
                    "_id": {
                      "$lt": 3
                    }
                  },
                  "u": {
                    "$inc": {
                      "x": 1
                    }
                  },
                  "multi": true,
                  "hint": "_id_"
                },
                {
                  "q": {
                    "_id": {
                      "$lt": 3
                    }
                  },
                  "u": {
                    "$inc": {
                      "x": 1
                    }
                  },
                  "multi": true,
                  "hint": {
                    "_id": 1
                  }
                },
                {
                  "q": {
                    "_id": 3
                  },
                  "u": {
                    "x": 333
                  },
                  "hint": "_id_"
                },
                {
                  "q": {
                    "_id": 4
                  },
                  "u": {
                    "x": 444
                  },
                  "hint": {
                    "_id": 1
                  }
                }
              ],
              "ordered": true
            }
          }
        }
      ],
      "outcome": {
        "collection": {
          "data": [
            {
              "_id": 1,
              "x": 15
            },
            {
              "_id": 2,
              "x": 24
            },
            {
              "_id": 3,
              "x": 333
            },
            {
              "_id": 4,
              "x": 444
            }
          ]
        }
      }
    }
  ]
}