public async Task Should_send_message_to_new_member()
{
var cluster =
new TestClusterBuilder(3)
.AddSiloBuilderConfigurator <Configurator>()
.Build();
await cluster.DeployAsync();
cluster.StartAdditionalSilo();
await WaitForClusterSizeAsync(cluster, 4);
await PublishAsync(4);
await cluster.DisposeAsync();
}