private string WriteAndReadStringPropertyName(string val)
    {
      MemoryStream ms = new MemoryStream();
      BsonWriter bs = new BsonWriter(ms);
      bs.WriteStartObject();
      bs.WritePropertyName(val);
      bs.WriteValue("Dummy");
      bs.WriteEnd();

      ms.Seek(0, SeekOrigin.Begin);

      BsonReader reader = new BsonReader(ms);
      // object
      reader.Read();
      // property name
      reader.Read();
      return (string)reader.Value;
    }
    public void WriteValues()
    {
      MemoryStream ms = new MemoryStream();
      BsonWriter writer = new BsonWriter(ms);

      writer.WriteStartArray();
      writer.WriteValue(long.MaxValue);
      writer.WriteValue((ulong)long.MaxValue);
      writer.WriteValue(int.MaxValue);
      writer.WriteValue((uint)int.MaxValue);
      writer.WriteValue(byte.MaxValue);
      writer.WriteValue(sbyte.MaxValue);
      writer.WriteValue('a');
      writer.WriteValue(decimal.MaxValue);
      writer.WriteValue(double.MaxValue);
      writer.WriteValue(float.MaxValue);
      writer.WriteValue(true);
      writer.WriteValue(new byte[] { 0, 1, 2, 3, 4 });
      writer.WriteValue(new DateTimeOffset(2000, 12, 29, 12, 30, 0, TimeSpan.Zero));
      writer.WriteValue(new DateTime(2000, 12, 29, 12, 30, 0, DateTimeKind.Utc));
      writer.WriteEnd();

      string bson = MiscellaneousUtils.BytesToHex(ms.ToArray());
      Assert.AreEqual("8C-00-00-00-12-30-00-FF-FF-FF-FF-FF-FF-FF-7F-12-31-00-FF-FF-FF-FF-FF-FF-FF-7F-10-32-00-FF-FF-FF-7F-10-33-00-FF-FF-FF-7F-10-34-00-FF-00-00-00-10-35-00-7F-00-00-00-02-36-00-02-00-00-00-61-00-01-37-00-00-00-00-00-00-00-F0-45-01-38-00-FF-FF-FF-FF-FF-FF-EF-7F-01-39-00-00-00-00-E0-FF-FF-EF-47-08-31-30-00-01-05-31-31-00-05-00-00-00-00-00-01-02-03-04-09-31-32-00-40-C5-E2-BA-E3-00-00-00-09-31-33-00-40-C5-E2-BA-E3-00-00-00-00", bson);
    }