//go:build gofuzz // +build gofuzz package multistream import "bytes" type rwc struct { *bytes.Reader } func (*rwc) Write(b []byte) (int, error) { return len(b), nil } func (*rwc) Close() error { return nil } func Fuzz(b []byte) int { readStream := bytes.NewReader(b) input := &rwc{readStream} mux := NewMultistreamMuxer() mux.AddHandler("/a", nil) mux.AddHandler("/b", nil) _ = mux.Handle(input) return 1 }