fakeconn.go

// like io.Pipe(), but returns two connected ReadWriteClosers.
func newConn() (io.ReadWriteCloser, io.ReadWriteCloser) {
	type rwc struct {
		io.Reader
		io.WriteCloser
	}

	rs, wc := io.Pipe()
	rc, ws := io.Pipe()

	return &rwc{rc, wc}, &rwc{rs, ws}
}