public async Task Multiple_scheduled_commands_having_the_some_causative_command_etag_have_repeatable_and_unique_etags()
{
var senderId = Any.Word();
await store.Put(new CommandTarget(senderId));
var targetIds = new[] { Any.Word(), Any.Word(), Any.Word() };
var results = new ConcurrentBag <RequestReply>();
configuration.TraceScheduledCommands(
onScheduling: cmd =>
{
var requestReply = ((dynamic)cmd).Command as RequestReply;
if (requestReply != null)
{
results.Add(requestReply);
}
});
var initialEtag = "initial".ToETag();
var firstCommand = new SendRequests(targetIds)
{
ETag = initialEtag
};
var scheduledCommand = new ScheduledCommand <CommandTarget>(
firstCommand,
senderId);
await scheduler.Deliver(scheduledCommand);
var secondCommand = new SendRequests(targetIds)
{
ETag = initialEtag
};
scheduledCommand = new ScheduledCommand <CommandTarget>(
secondCommand,
senderId);
// redeliver
await scheduler.Deliver(scheduledCommand);
Console.WriteLine(results.ToJson());
results.Should().HaveCount(6);
results.Select(r => r.ETag)
.Distinct()
.Should()
.HaveCount(3);
}
public async Task EnactCommand(CommandTarget requestor, SendRequests command)
{
requestor.CommandsEnacted.Add(command);
foreach (var targetId in command.TargetIds)
{
await scheduler.Schedule(targetId, new RequestReply(requestor.Id)
{
RequestorId = requestor.Id
});
}
}
public async Task Scheduled_commands_triggered_by_a_scheduled_command_are_idempotent()
{
var id = Any.Word();
await store.Put(new CommandTarget(id));
var command = new SendRequests(new[] { id })
{
ETag = "hello".ToETag()
};
await scheduler.Schedule(id, command);
await scheduler.Schedule(id, command);
var recipient = await store.Get(id);
recipient
.CommandsEnacted
.OfType <SendRequests>()
.Should()
.HaveCount(1);
}