data: - {_id: 1, x: 11} - {_id: 2, x: 22} - {_id: 3, x: 33} tests: - description: "FindOneAndDelete when many documents match" operation: name: findOneAndDelete arguments: filter: _id: {$gt: 1} projection: {x: 1, _id: 0} sort: {x: 1} outcome: result: {x: 22} collection: data: - {_id: 1, x: 11} - {_id: 3, x: 33} - description: "FindOneAndDelete when one document matches" operation: name: findOneAndDelete arguments: filter: {_id: 2} projection: {x: 1, _id: 0} sort: {x: 1} outcome: result: {x: 22} collection: data: - {_id: 1, x: 11} - {_id: 3, x: 33} - description: "FindOneAndDelete when no documents match" operation: name: findOneAndDelete arguments: filter: {_id: 4} projection: {x: 1, _id: 0} sort: {x: 1} outcome: result: null collection: data: - {_id: 1, x: 11} - {_id: 2, x: 22} - {_id: 3, x: 33}