public void Exists_NonExistingReply_ShouldReturnFalse ()
{
var sut = new TitanicFileIO (Path.GetTempPath ());
var id = Guid.NewGuid ();
sut.ExistsMessage (TitanicOperation.Reply, id).Should ().BeFalse ("because it has never been created.");
}
public void Exists_ExistingReply_ShouldReturnTrue ()
{
var sut = new TitanicFileIO (Path.GetTempPath ());
const TitanicOperation op = TitanicOperation.Reply;
var message = new NetMQMessage ();
message.Push ("Hello World");
message.Push ("echo");
var id = Guid.NewGuid ();
sut.SaveMessage (op, id, message);
sut.ExistsMessage (op, id).Should ().BeTrue ("because it has been created.");
var expectedDir = sut.TitanicDirectory;
var expectedFile = Path.Combine (expectedDir, id + _reply_ending);
File.Delete (expectedFile);
}