{ "tests": [ { "description": "Default", "uri": "mongodb://localhost/", "valid": true, "warning": false, "readConcern": {} }, { "description": "local specified", "uri": "mongodb://localhost/?readConcernLevel=local", "valid": true, "warning": false, "readConcern": { "level": "local" } }, { "description": "majority specified", "uri": "mongodb://localhost/?readConcernLevel=majority", "valid": true, "warning": false, "readConcern": { "level": "majority" } }, { "description": "available specified", "uri": "mongodb://localhost/?readConcernLevel=available", "valid": true, "warning": false, "readConcern": { "level": "available" } }, { "description": "snapshot specified", "uri": "mongodb://localhost/?readConcernLevel=snapshot", "valid": true, "warning": false, "readConcern": { "level": "snapshot" } }, { "description": "linearizable specified", "uri": "mongodb://localhost/?readConcernLevel=linearizable", "valid": true, "warning": false, "readConcern": { "level": "linearizable" } } ] }