public BeaconsMongoDbPersistenceTest()
        {
            ConfigParams config = ConfigParams.FromTuples(
                "collection", "beacons",
                "connection.uri", "mongodb://localhost:27017/test"
                );

            Persistence = new BeaconsMongoDbPersistence();
            Persistence.Configure(config);
            Persistence.OpenAsync(null).Wait();
            Persistence.ClearAsync(null).Wait();
            Fixture = new BeaconsPersistenceFixture(Persistence);
        }
 public MemoryBeaconsPersistenceTest()
 {
     Persistence = new BeaconsMemoryPersistence();
     Fixture     = new BeaconsPersistenceFixture(Persistence);
 }