description: "Primary with older topologyVersion"

uri: "mongodb://a/?replicaSet=rs"

phases: [

    # Primary A is discovered
    {
        responses: [
            ["a:27017", {
                ok: 1,
                ismaster: true,
                hosts: ["a:27017"],
                setName: "rs",
                minWireVersion: 0,
                maxWireVersion: 9,
                topologyVersion: {'processId': {"$oid": "000000000000000000000001"}, "counter": {"$numberLong": "1"}}
            }]
        ],

        outcome: {
            servers: {
                "a:27017": {
                    type: "RSPrimary",
                    setName: "rs",
                    topologyVersion: {'processId': {"$oid": "000000000000000000000001"}, "counter": {"$numberLong": "1"}}
                }
            },
            topologyType: "ReplicaSetWithPrimary",
            logicalSessionTimeoutMinutes: null,
            setName: "rs",
        }
    },

    # A responds with an older topologyVersion, we should ignore the response.
    {
        responses: [
            ["a:27017", {
                ok: 1,
                ismaster: true,
                hosts: ["a:27017", "b:27017"],
                setName: "rs",
                minWireVersion: 0,
                maxWireVersion: 9,
                topologyVersion: {'processId': {"$oid": "000000000000000000000001"}, "counter": {"$numberLong": "0"}}
            }]
        ],

        outcome: {
            servers: {
                "a:27017": {
                    type: "RSPrimary",
                    setName: "rs",
                    topologyVersion: {'processId': {"$oid": "000000000000000000000001"}, "counter": {"$numberLong": "1"}}
                }
            },
            topologyType: "ReplicaSetWithPrimary",
            logicalSessionTimeoutMinutes: null,
            setName: "rs",
        }
    }
]
