1data: 2 - {_id: 1, x: 'ping'} 3minServerVersion: '3.4' 4serverless: 'forbid' 5 6tests: 7 - 8 description: "Aggregate with collation" 9 operation: 10 name: aggregate 11 arguments: 12 pipeline: 13 - $match: 14 x: 'PING' 15 collation: { locale: 'en_US', strength: 2 } # https://www.mongodb.com/docs/manual/reference/collation/#collation-document 16 outcome: 17 result: 18 - {_id: 1, x: 'ping'}