private void WriteToBuffer(Stream bufferedStream, out long bytesWritten)
{
using (var gzip = new GZipStream(bufferedStream, CompressionMode.Compress, leaveOpen: true))
using (var stream = new CountingStream(gzip))
{
var binaryWriter = new BinaryWriter(stream);
binaryWriter.Write(1);
var bsonWriter = new BsonWriter(binaryWriter)
{
DateTimeKindHandling = DateTimeKind.Unspecified
};
bsonWriter.WriteStartObject();
bsonWriter.WritePropertyName(String.Empty);
bsonWriter.WriteValue("ABCDEFG");
bsonWriter.WriteEndObject();
bsonWriter.Flush();
binaryWriter.Flush();
stream.Flush();
bytesWritten = stream.NumberOfWrittenBytes;
}
}
public void WriteSingleObject()
{
MemoryStream ms = new MemoryStream();
BsonWriter writer = new BsonWriter(ms);
writer.WriteStartObject();
writer.WritePropertyName("Blah");
writer.WriteValue(1);
writer.WriteEndObject();
string bson = MiscellaneousUtils.BytesToHex(ms.ToArray());
Assert.AreEqual("0F-00-00-00-10-42-6C-61-68-00-01-00-00-00-00", bson);
}
public void WriteRegexPlusContent()
{
MemoryStream ms = new MemoryStream();
BsonWriter writer = new BsonWriter(ms);
writer.WriteStartObject();
writer.WritePropertyName("regex");
writer.WriteRegex("abc", "i");
writer.WritePropertyName("test");
writer.WriteRegex(string.Empty, null);
writer.WriteEndObject();
byte[] expected = MiscellaneousUtils.HexToBytes("1A-00-00-00-0B-72-65-67-65-78-00-61-62-63-00-69-00-0B-74-65-73-74-00-00-00-00");
CollectionAssert.AreEquivalent(expected, ms.ToArray());
}
public void WriteOid()
{
MemoryStream ms = new MemoryStream();
BsonWriter writer = new BsonWriter(ms);
byte[] oid = new byte[] {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12};
writer.WriteStartObject();
writer.WritePropertyName("_oid");
writer.WriteObjectId(oid);
writer.WriteEndObject();
string bson = MiscellaneousUtils.BytesToHex(ms.ToArray());
Assert.AreEqual("17-00-00-00-07-5F-6F-69-64-00-01-02-03-04-05-06-07-08-09-0A-0B-0C-00", bson);
ms.Seek(0, SeekOrigin.Begin);
BsonReader reader = new BsonReader(ms);
Assert.IsTrue(reader.Read());
Assert.AreEqual(JsonToken.StartObject, reader.TokenType);
Assert.IsTrue(reader.Read());
Assert.AreEqual(JsonToken.PropertyName, reader.TokenType);
Assert.IsTrue(reader.Read());
Assert.AreEqual(JsonToken.Bytes, reader.TokenType);
CollectionAssert.AreEquivalent(oid, (byte[])reader.Value);
Assert.IsTrue(reader.Read());
Assert.AreEqual(JsonToken.EndObject, reader.TokenType);
}
public void WriteOidPlusContent()
{
MemoryStream ms = new MemoryStream();
BsonWriter writer = new BsonWriter(ms);
writer.WriteStartObject();
writer.WritePropertyName("_id");
writer.WriteObjectId(MiscellaneousUtils.HexToBytes("4ABBED9D1D8B0F0218000001"));
writer.WritePropertyName("test");
writer.WriteValue("1234£56");
writer.WriteEndObject();
byte[] expected = MiscellaneousUtils.HexToBytes("29000000075F6964004ABBED9D1D8B0F02180000010274657374000900000031323334C2A335360000");
CollectionAssert.AreEquivalent(expected, ms.ToArray());
}
public void WriteLargeStrings()
{
MemoryStream ms = new MemoryStream();
BsonWriter writer = new BsonWriter(ms);
StringBuilder largeStringBuilder = new StringBuilder();
for (int i = 0; i < 100; i++)
{
if (i > 0)
largeStringBuilder.Append("-");
largeStringBuilder.Append(i.ToString(CultureInfo.InvariantCulture));
}
string largeString = largeStringBuilder.ToString();
writer.WriteStartObject();
writer.WritePropertyName(largeString);
writer.WriteValue(largeString);
writer.WriteEndObject();
string bson = MiscellaneousUtils.BytesToHex(ms.ToArray());
Assert.AreEqual("4E-02-00-00-02-30-2D-31-2D-32-2D-33-2D-34-2D-35-2D-36-2D-37-2D-38-2D-39-2D-31-30-2D-31-31-2D-31-32-2D-31-33-2D-31-34-2D-31-35-2D-31-36-2D-31-37-2D-31-38-2D-31-39-2D-32-30-2D-32-31-2D-32-32-2D-32-33-2D-32-34-2D-32-35-2D-32-36-2D-32-37-2D-32-38-2D-32-39-2D-33-30-2D-33-31-2D-33-32-2D-33-33-2D-33-34-2D-33-35-2D-33-36-2D-33-37-2D-33-38-2D-33-39-2D-34-30-2D-34-31-2D-34-32-2D-34-33-2D-34-34-2D-34-35-2D-34-36-2D-34-37-2D-34-38-2D-34-39-2D-35-30-2D-35-31-2D-35-32-2D-35-33-2D-35-34-2D-35-35-2D-35-36-2D-35-37-2D-35-38-2D-35-39-2D-36-30-2D-36-31-2D-36-32-2D-36-33-2D-36-34-2D-36-35-2D-36-36-2D-36-37-2D-36-38-2D-36-39-2D-37-30-2D-37-31-2D-37-32-2D-37-33-2D-37-34-2D-37-35-2D-37-36-2D-37-37-2D-37-38-2D-37-39-2D-38-30-2D-38-31-2D-38-32-2D-38-33-2D-38-34-2D-38-35-2D-38-36-2D-38-37-2D-38-38-2D-38-39-2D-39-30-2D-39-31-2D-39-32-2D-39-33-2D-39-34-2D-39-35-2D-39-36-2D-39-37-2D-39-38-2D-39-39-00-22-01-00-00-30-2D-31-2D-32-2D-33-2D-34-2D-35-2D-36-2D-37-2D-38-2D-39-2D-31-30-2D-31-31-2D-31-32-2D-31-33-2D-31-34-2D-31-35-2D-31-36-2D-31-37-2D-31-38-2D-31-39-2D-32-30-2D-32-31-2D-32-32-2D-32-33-2D-32-34-2D-32-35-2D-32-36-2D-32-37-2D-32-38-2D-32-39-2D-33-30-2D-33-31-2D-33-32-2D-33-33-2D-33-34-2D-33-35-2D-33-36-2D-33-37-2D-33-38-2D-33-39-2D-34-30-2D-34-31-2D-34-32-2D-34-33-2D-34-34-2D-34-35-2D-34-36-2D-34-37-2D-34-38-2D-34-39-2D-35-30-2D-35-31-2D-35-32-2D-35-33-2D-35-34-2D-35-35-2D-35-36-2D-35-37-2D-35-38-2D-35-39-2D-36-30-2D-36-31-2D-36-32-2D-36-33-2D-36-34-2D-36-35-2D-36-36-2D-36-37-2D-36-38-2D-36-39-2D-37-30-2D-37-31-2D-37-32-2D-37-33-2D-37-34-2D-37-35-2D-37-36-2D-37-37-2D-37-38-2D-37-39-2D-38-30-2D-38-31-2D-38-32-2D-38-33-2D-38-34-2D-38-35-2D-38-36-2D-38-37-2D-38-38-2D-38-39-2D-39-30-2D-39-31-2D-39-32-2D-39-33-2D-39-34-2D-39-35-2D-39-36-2D-39-37-2D-39-38-2D-39-39-00-00", bson);
}
public void WriteEmptyStrings()
{
MemoryStream ms = new MemoryStream();
BsonWriter writer = new BsonWriter(ms);
writer.WriteStartObject();
writer.WritePropertyName("");
writer.WriteValue("");
writer.WriteEndObject();
string bson = MiscellaneousUtils.BytesToHex(ms.ToArray());
Assert.AreEqual("0C-00-00-00-02-00-01-00-00-00-00-00", bson);
}
public void WriteNestedArray()
{
MemoryStream ms = new MemoryStream();
BsonWriter writer = new BsonWriter(ms);
writer.WriteStartObject();
writer.WritePropertyName("_id");
writer.WriteValue(MiscellaneousUtils.HexToBytes("4A-78-93-79-17-22-00-00-00-00-61-CF"));
writer.WritePropertyName("a");
writer.WriteStartArray();
for (int i = 1; i <= 8; i++)
{
double value = (i != 5)
? Convert.ToDouble(i)
: 5.78960446186581E+77d;
writer.WriteValue(value);
}
writer.WriteEndArray();
writer.WritePropertyName("b");
writer.WriteValue("test");
writer.WriteEndObject();
writer.Flush();
ms.Seek(0, SeekOrigin.Begin);
string expected = "87-00-00-00-05-5F-69-64-00-0C-00-00-00-00-4A-78-93-79-17-22-00-00-00-00-61-CF-04-61-00-5D-00-00-00-01-30-00-00-00-00-00-00-00-F0-3F-01-31-00-00-00-00-00-00-00-00-40-01-32-00-00-00-00-00-00-00-08-40-01-33-00-00-00-00-00-00-00-10-40-01-34-00-00-00-00-00-00-00-14-50-01-35-00-00-00-00-00-00-00-18-40-01-36-00-00-00-00-00-00-00-1C-40-01-37-00-00-00-00-00-00-00-20-40-00-02-62-00-05-00-00-00-74-65-73-74-00-00";
string bson = MiscellaneousUtils.BytesToHex(ms.ToArray());
Assert.AreEqual(expected, bson);
}
public void WriteAndReadEmptyListsAndDictionaries()
{
MemoryStream ms = new MemoryStream();
BsonWriter writer = new BsonWriter(ms);
writer.WriteStartObject();
writer.WritePropertyName("Arguments");
writer.WriteStartObject();
writer.WriteEndObject();
writer.WritePropertyName("List");
writer.WriteStartArray();
writer.WriteEndArray();
writer.WriteEndObject();
string bson = BitConverter.ToString(ms.ToArray());
Assert.AreEqual("20-00-00-00-03-41-72-67-75-6D-65-6E-74-73-00-05-00-00-00-00-04-4C-69-73-74-00-05-00-00-00-00-00", bson);
BsonReader reader = new BsonReader(new MemoryStream(HexToBytes(bson)));
Assert.IsTrue(reader.Read());
Assert.AreEqual(JsonToken.StartObject, reader.TokenType);
Assert.IsTrue(reader.Read());
Assert.AreEqual(JsonToken.PropertyName, reader.TokenType);
Assert.AreEqual("Arguments", reader.Value.ToString());
Assert.IsTrue(reader.Read());
Assert.AreEqual(JsonToken.StartObject, reader.TokenType);
Assert.IsTrue(reader.Read());
Assert.AreEqual(JsonToken.EndObject, reader.TokenType);
Assert.IsTrue(reader.Read());
Assert.AreEqual(JsonToken.PropertyName, reader.TokenType);
Assert.AreEqual("List", reader.Value.ToString());
Assert.IsTrue(reader.Read());
Assert.AreEqual(JsonToken.StartArray, reader.TokenType);
Assert.IsTrue(reader.Read());
Assert.AreEqual(JsonToken.EndArray, reader.TokenType);
Assert.IsTrue(reader.Read());
Assert.AreEqual(JsonToken.EndObject, reader.TokenType);
Assert.IsFalse(reader.Read());
Assert.AreEqual(JsonToken.None, reader.TokenType);
}
public void GuidsShouldBeProperlyDeserialised_AsBytes_ReadAhead()
{
Guid g = new Guid("822C0CE6-CC42-4753-A3C3-26F0684A4B88");
MemoryStream ms = new MemoryStream();
BsonWriter writer = new BsonWriter(ms);
writer.WriteStartObject();
writer.WritePropertyName("TheGuid");
writer.WriteValue(g);
writer.WriteEndObject();
writer.Flush();
byte[] bytes = ms.ToArray();
BsonReader reader = new BsonReader(new MemoryStream(bytes));
Assert.IsTrue(reader.Read());
Assert.IsTrue(reader.Read());
CollectionAssert.AreEquivalent(g.ToByteArray(), reader.ReadAsBytes());
Assert.AreEqual(JsonToken.Bytes, reader.TokenType);
Assert.AreEqual(typeof(byte[]), reader.ValueType);
CollectionAssert.AreEquivalent(g.ToByteArray(), (byte[])reader.Value);
Assert.IsTrue(reader.Read());
Assert.IsFalse(reader.Read());
JsonSerializer serializer = new JsonSerializer();
serializer.MetadataPropertyHandling = MetadataPropertyHandling.ReadAhead;
BytesTestClass b = serializer.Deserialize<BytesTestClass>(new BsonReader(new MemoryStream(bytes)));
CollectionAssert.AreEquivalent(g.ToByteArray(), b.TheGuid);
}
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 LocalDateTimeKindHandling()
{
DateTime value = new DateTime(2000, 1, 1, 0, 0, 0, DateTimeKind.Local);
MemoryStream ms = new MemoryStream();
BsonWriter writer = new BsonWriter(ms);
writer.WriteStartObject();
writer.WritePropertyName("DateTime");
writer.WriteValue(value);
writer.WriteEndObject();
byte[] bson = ms.ToArray();
JObject o;
BsonReader reader;
reader = new BsonReader(new MemoryStream(bson), false, DateTimeKind.Local);
o = (JObject)JToken.ReadFrom(reader);
Assert.AreEqual(value, (DateTime)o["DateTime"]);
}