public void ReadMessage_should_throw_if_binaryReader_was_not_provided()
{
using (var stream = new MemoryStream())
using (var binaryWriter = new BsonBinaryWriter(stream))
{
var subject = new UpdateMessageBinaryEncoder(null, binaryWriter);
Action action = () => subject.ReadMessage();
action.ShouldThrow <InvalidOperationException>();
}
}
public void ReadMessage_should_read_a_message()
{
using (var stream = new MemoryStream(__testMessageBytes))
{
var subject = new UpdateMessageBinaryEncoder(stream, __messageEncoderSettings);
var message = subject.ReadMessage();
message.CollectionNamespace.Should().Be(__collectionNamespace);
message.IsMulti.Should().Be(__isMulti);
message.IsUpsert.Should().Be(__isUpsert);
message.Query.Should().Be(__query);
message.RequestId.Should().Be(__requestId);
message.Update.Should().Be(__update);
}
}
public void ReadMessage_should_throw_when_opcode_is_invalid()
{
var bytes = (byte[])__testMessageBytes.Clone();
bytes[12]++;
using (var stream = new MemoryStream(bytes))
{
var subject = new UpdateMessageBinaryEncoder(stream, __messageEncoderSettings);
var exception = Record.Exception(() => subject.ReadMessage());
exception.Should().BeOfType <FormatException>();
exception.Message.Should().Be("Update message opcode is not OP_UPDATE.");
}
}
public void ReadMessage_should_decode_flags_correctly(int flags, bool isUpsert, bool isMulti)
{
var bytes = (byte[])__testMessageBytes.Clone();
bytes[__flagsOffset] = (byte)flags;
using (var stream = new MemoryStream(bytes))
using (var binaryReader = new BsonBinaryReader(stream))
{
var subject = new UpdateMessageBinaryEncoder(stream, __messageEncoderSettings);
var message = subject.ReadMessage();
message.IsMulti.Should().Be(isMulti);
message.IsUpsert.Should().Be(isUpsert);
}
}
public void ReadMessage_should_read_a_message()
{
using (var stream = new MemoryStream(__testMessageBytes))
using (var binaryReader = new BsonBinaryReader(stream))
{
var subject = new UpdateMessageBinaryEncoder(binaryReader, null);
var message = subject.ReadMessage();
message.DatabaseName.Should().Be(__databaseName);
message.CollectionName.Should().Be(__collectionName);
message.IsMulti.Should().Be(__isMulti);
message.IsUpsert.Should().Be(__isUpsert);
message.Query.Should().Be(__query);
message.RequestId.Should().Be(__requestId);
message.Update.Should().Be(__update);
}
}
public void ReadMessage_should_decode_flags_correctly(int flags, bool isUpsert, bool isMulti)
{
var bytes = (byte[])__testMessageBytes.Clone();
bytes[__flagsOffset] = (byte)flags;
using (var stream = new MemoryStream(bytes))
using (var binaryReader = new BsonBinaryReader(stream))
{
var subject = new UpdateMessageBinaryEncoder(stream, __messageEncoderSettings);
var message = subject.ReadMessage();
message.IsMulti.Should().Be(isMulti);
message.IsUpsert.Should().Be(isUpsert);
}
}
public void ReadMessage_should_read_a_message()
{
using (var stream = new MemoryStream(__testMessageBytes))
{
var subject = new UpdateMessageBinaryEncoder(stream, __messageEncoderSettings);
var message = subject.ReadMessage();
message.CollectionNamespace.Should().Be(__collectionNamespace);
message.IsMulti.Should().Be(__isMulti);
message.IsUpsert.Should().Be(__isUpsert);
message.Query.Should().Be(__query);
message.RequestId.Should().Be(__requestId);
message.Update.Should().Be(__update);
}
}
private void ProcessUpdateMessage(UpdateMessage originalMessage, Queue<RequestMessage> messageQueue, ConnectionId connectionId, UpdateMessageBinaryEncoder encoder, Stopwatch stopwatch)
{
var commandName = "update";
int requestId = originalMessage.RequestId;
var operationId = EventContext.OperationId;
var expectedResponseType = ExpectedResponseType.None;
BsonValue upsertedId = null;
int gleRequestId;
WriteConcern writeConcern;
if (TryGetWriteConcernFromGLE(messageQueue, out gleRequestId, out writeConcern))
{
requestId = gleRequestId;
expectedResponseType = ExpectedResponseType.GLE;
}
if (_startedEvent != null)
{
var decodedMessage = encoder.ReadMessage(RawBsonDocumentSerializer.Instance);
try
{
if (_shouldTrackState)
{
// GLE result on older versions of the server didn't return
// the upserted id when it wasn't an object id, so we'll
// attempt to get it from the messages.
if (!decodedMessage.Update.TryGetValue("_id", out upsertedId))
{
decodedMessage.Query.TryGetValue("_id", out upsertedId);
}
}
var entry = new BsonDocument
{
{ "q", decodedMessage.Query },
{ "u", decodedMessage.Update },
{ "upsert", decodedMessage.IsUpsert },
{ "multi", decodedMessage.IsMulti }
};
var command = new BsonDocument
{
{ commandName, decodedMessage.CollectionNamespace.CollectionName },
{ "updates", new BsonArray(new [] { entry }) }
};
if (writeConcern == null)
{
command["writeConcern"] = WriteConcern.Unacknowledged.ToBsonDocument();
}
else if (!writeConcern.IsServerDefault)
{
command["writeConcern"] = writeConcern.ToBsonDocument();
}
var @event = new CommandStartedEvent(
commandName,
command,
decodedMessage.CollectionNamespace.DatabaseNamespace,
operationId,
requestId,
connectionId);
_startedEvent(@event);
}
finally
{
var disposable = decodedMessage.Query as IDisposable;
if (disposable != null)
{
disposable.Dispose();
}
disposable = decodedMessage.Update as IDisposable;
if (disposable != null)
{
disposable.Dispose();
}
}
}
if (_shouldTrackState)
{
_state.TryAdd(requestId, new CommandState
{
CommandName = commandName,
OperationId = operationId,
Stopwatch = Stopwatch.StartNew(),
ExpectedResponseType = expectedResponseType,
UpsertedId = upsertedId
});
}
}
public void ReadMessage_should_throw_if_binaryReader_was_not_provided()
{
using (var stream = new MemoryStream())
using (var binaryWriter = new BsonBinaryWriter(stream))
{
var subject = new UpdateMessageBinaryEncoder(null, binaryWriter);
Action action = () => subject.ReadMessage();
action.ShouldThrow<InvalidOperationException>();
}
}
public void ReadMessage_should_read_a_message()
{
using (var stream = new MemoryStream(__testMessageBytes))
using (var binaryReader = new BsonBinaryReader(stream))
{
var subject = new UpdateMessageBinaryEncoder(binaryReader, null);
var message = subject.ReadMessage();
message.DatabaseName.Should().Be(__databaseName);
message.CollectionName.Should().Be(__collectionName);
message.IsMulti.Should().Be(__isMulti);
message.IsUpsert.Should().Be(__isUpsert);
message.Query.Should().Be(__query);
message.RequestId.Should().Be(__requestId);
message.Update.Should().Be(__update);
}
}
