public void GetRequest_With_Timestamp_Generator_Empty_Value_With_Statement_Timestamp()
{
var statement = new SimpleStatement("STATEMENT WITH TIMESTAMP");
var expectedTimestamp = new DateTimeOffset(2010, 04, 29, 1, 2, 3, 4, TimeSpan.Zero).AddTicks(20);
statement.SetTimestamp(expectedTimestamp);
var policies = new Dse.Policies(
Dse.Policies.DefaultLoadBalancingPolicy, Dse.Policies.DefaultReconnectionPolicy,
Dse.Policies.DefaultRetryPolicy, Dse.Policies.DefaultSpeculativeExecutionPolicy,
new NoTimestampGenerator());
var config = new Configuration(
policies, new ProtocolOptions(), PoolingOptions.GetDefault(ProtocolVersion.MaxSupported), new SocketOptions(), new ClientOptions(),
NoneAuthProvider.Instance, null, new QueryOptions(), new DefaultAddressTranslator());
var request = RequestHandler <RowSet> .GetRequest(statement, Serializer, config);
var stream = new MemoryStream();
request.WriteFrame(1, stream, Serializer);
var headerSize = FrameHeader.GetSize(ProtocolVersion.MaxSupported);
var bodyBuffer = new byte[stream.Length - headerSize];
stream.Position = headerSize;
stream.Read(bodyBuffer, 0, bodyBuffer.Length);
// The query request is composed by:
// <query><consistency><flags><result_page_size><timestamp>
var queryBuffer = BeConverter.GetBytes(statement.QueryString.Length)
.Concat(Encoding.UTF8.GetBytes(statement.QueryString))
.ToArray();
CollectionAssert.AreEqual(queryBuffer, bodyBuffer.Take(queryBuffer.Length));
// Skip the query and consistency (2)
var offset = queryBuffer.Length + 2;
// The remaining length should be 13 = flags (1) + result_page_size (4) + timestamp (8)
Assert.AreEqual(13, bodyBuffer.Length - offset);
var flags = (QueryFlags)bodyBuffer[offset];
Assert.True(flags.HasFlag(QueryFlags.WithDefaultTimestamp));
Assert.True(flags.HasFlag(QueryFlags.PageSize));
// Skip flags (1) + result_page_size (4)
offset += 5;
var timestamp = BeConverter.ToInt64(bodyBuffer, offset);
Assert.AreEqual(TypeSerializer.SinceUnixEpoch(expectedTimestamp).Ticks / 10, timestamp);
}
private static Configuration GetConfig(int coreConnections = 3, int maxConnections = 8, IReconnectionPolicy rp = null)
{
var pooling = new PoolingOptions()
.SetCoreConnectionsPerHost(HostDistance.Local, coreConnections)
.SetMaxSimultaneousRequestsPerConnectionTreshold(HostDistance.Local, 1500)
.SetMaxConnectionsPerHost(HostDistance.Local, maxConnections);
var policies = new Dse.Policies(null, rp, null, null, null);
var config = new Configuration(
policies,
new ProtocolOptions(),
pooling,
new SocketOptions(),
new ClientOptions(),
NoneAuthProvider.Instance,
null,
new QueryOptions(),
new DefaultAddressTranslator());
return(config);
}
public void GetRequest_With_Timestamp_Generator_Empty_Value()
{
var statement = new SimpleStatement("QUERY");
var policies = new Dse.Policies(
Dse.Policies.DefaultLoadBalancingPolicy, Dse.Policies.DefaultReconnectionPolicy,
Dse.Policies.DefaultRetryPolicy, Dse.Policies.DefaultSpeculativeExecutionPolicy,
new NoTimestampGenerator());
var config = new Configuration(
policies, new ProtocolOptions(), PoolingOptions.GetDefault(ProtocolVersion.MaxSupported), new SocketOptions(), new ClientOptions(),
NoneAuthProvider.Instance, null, new QueryOptions(), new DefaultAddressTranslator());
var request = RequestHandler <RowSet> .GetRequest(statement, Serializer.Default, config);
var stream = new MemoryStream();
request.WriteFrame(1, stream, Serializer);
var headerSize = FrameHeader.GetSize(ProtocolVersion.MaxSupported);
var bodyBuffer = new byte[stream.Length - headerSize];
stream.Position = headerSize;
stream.Read(bodyBuffer, 0, bodyBuffer.Length);
// The query request is composed by:
// <query><consistency><flags><result_page_size>
var queryBuffer = BeConverter.GetBytes(statement.QueryString.Length)
.Concat(Encoding.UTF8.GetBytes(statement.QueryString))
.ToArray();
CollectionAssert.AreEqual(queryBuffer, bodyBuffer.Take(queryBuffer.Length));
// Skip the query and consistency (2)
var offset = queryBuffer.Length + 2;
// The remaining length should be 13 = flags (1) + result_page_size (4)
Assert.AreEqual(5, bodyBuffer.Length - offset);
var flags = (QueryFlags)bodyBuffer[offset];
Assert.False(flags.HasFlag(QueryFlags.WithDefaultTimestamp));
Assert.True(flags.HasFlag(QueryFlags.PageSize));
Assert.False(flags.HasFlag(QueryFlags.Values));
Assert.False(flags.HasFlag(QueryFlags.WithPagingState));
Assert.False(flags.HasFlag(QueryFlags.SkipMetadata));
Assert.False(flags.HasFlag(QueryFlags.WithSerialConsistency));
}
