public BinaryEventArgsSerializerTest() { this.eventArgsToSerialize = new CustomEventArgs(true); using (MemoryStream ms = new MemoryStream()) { var formatter = new BinaryFormatter(); formatter.Serialize(ms, this.eventArgsToSerialize); this.inputAndOutput = Convert.ToBase64String(ms.ToArray()); } this.testee = new BinaryEventArgsSerializer(); }