WriteConcernSpecification.groovy

@Unroll
def '#wc should return getlasterror document #commandDocument'() {
    expect:
    wc.asDocument() == commandDocument;

    where:
    wc                                | commandDocument
    WriteConcern.UNACKNOWLEDGED       | ['getlasterror': 0]
    WriteConcern.ACKNOWLEDGED         | ['getlasterror': 1]
    WriteConcern.REPLICA_ACKNOWLEDGED | ['getlasterror': 1, 'w': 2]
    WriteConcern.JOURNALED            | ['getlasterror': 1, 'j': true]
    WriteConcern.FSYNCED              | ['getlasterror': 1, 'fsync': true]
    new WriteConcern('majority')      | ['getlasterror': 1, 'w': 'majority']
    new WriteConcern(1, 100)          | ['getlasterror': 1, 'wtimeout': 100]
}