public async Task When_The_Message_Is_Already_In_The_Command_Store_Async()
{
await commandStore.AddAsync(_raisedCommand);
//this shouldn't throw
await commandStore.AddAsync(_raisedCommand);
}
/// <summary>
/// Awaitably logs the command we received to the command store.
/// </summary>
/// <param name="command">The command that we want to store.</param>
/// <param name="cancellationToken">Allows the caller to cancel the pipeline if desired</param>
/// <returns>The parameter to allow request handlers to be chained together in a pipeline</returns>
public override async Task <T> HandleAsync(T command, CancellationToken cancellationToken = default(CancellationToken))
{
if (_onceOnly)
{
_logger.Value.DebugFormat("Checking if command {0} has already been seen", command.Id);
//TODO: We should not use an infinite timeout here - how to configure
var exists = await _commandStore.ExistsAsync <T>(command.Id, _contextKey, -1, cancellationToken).ConfigureAwait(ContinueOnCapturedContext);
if (exists && _onceOnlyAction is OnceOnlyAction.Throw)
{
_logger.Value.DebugFormat("Command {0} has already been seen", command.Id);
throw new OnceOnlyException($"A command with id {command.Id} has already been handled");
}
if (exists && _onceOnlyAction is OnceOnlyAction.Warn)
{
_logger.Value.WarnFormat("Command {0} has already been seen", command.Id);
return(command);
}
}
_logger.Value.DebugFormat("Writing command {0} to the Command Store", command.Id);
T handledCommand = await base.HandleAsync(command, cancellationToken).ConfigureAwait(ContinueOnCapturedContext);
//TODO: We should not use an infinite timeout here - how to configure
await _commandStore.AddAsync(command, _contextKey, -1, cancellationToken).ConfigureAwait(ContinueOnCapturedContext);
return(handledCommand);
}
/// <summary>
/// Awaitably logs the command we received to the command store.
/// </summary>
/// <param name="command">The command that we want to store.</param>
/// <param name="cancellationToken">Allows the caller to cancel the pipeline if desired</param>
/// <returns>The parameter to allow request handlers to be chained together in a pipeline</returns>
public override async Task <T> HandleAsync(T command, CancellationToken cancellationToken = default(CancellationToken))
{
_logger.Value.DebugFormat("Writing command {0} to the Command Store", command.Id);
//TODO: We should not use an infinite timeout here - how to configure
await _commandStore.AddAsync(command, -1, cancellationToken).ConfigureAwait(ContinueOnCapturedContext);
return(await base.HandleAsync(command, cancellationToken).ConfigureAwait(ContinueOnCapturedContext));
}
public async Task When_Writing_To_The_Command_StoreAsync()
{
await commandStore.AddAsync(_raisedCommand);
_storedCommand = await commandStore.GetAsync <MyCommand>(_raisedCommand.Id);
_storedCommand.Should().NotBeNull();
_storedCommand.Value.Should().Be(_raisedCommand.Value);
_storedCommand.Id.Should().Be(_raisedCommand.Id);
}