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" }