// newStreamHandler is the remote-opened stream handler for inet.Network
// TODO: this feels a bit wonky
func (h *BasicHost) newStreamHandler(s inet.Stream) {
protoID, handle, err := h.Mux().Negotiate(s)
if err != nil {
if err == io.EOF {
log.Debugf("protocol EOF: %s", s.Conn().RemotePeer())
} else {
log.Warning("protocol mux failed: %s", err)
}
return
}
logStream := mstream.WrapStream(s, protocol.ID(protoID), h.bwc)
go handle(logStream)
}
func TestCallbacksWork(t *testing.T) {
fake := new(FakeStream)
var sent int64
var recv int64
sentCB := func(n int64, proto protocol.ID, p peer.ID) {
sent += n
}
recvCB := func(n int64, proto protocol.ID, p peer.ID) {
recv += n
}
ms := newMeteredStream(fake, protocol.ID("TEST"), peer.ID("PEER"), recvCB, sentCB)
toWrite := int64(100000)
toRead := int64(100000)
fake.ReadBuf = io.LimitReader(randbo.New(), toRead)
writeData := io.LimitReader(randbo.New(), toWrite)
n, err := io.Copy(ms, writeData)
if err != nil {
t.Fatal(err)
}
if n != toWrite {
t.Fatal("incorrect write amount")
}
if toWrite != sent {
t.Fatal("incorrectly reported writes", toWrite, sent)
}
n, err = io.Copy(ioutil.Discard, ms)
if err != nil {
t.Fatal(err)
}
if n != toRead {
t.Fatal("incorrect read amount")
}
if toRead != recv {
t.Fatal("incorrectly reported reads")
}
}