public void GetRequest_With_Timestamp_Generator()
{
// Timestamp generator should be enabled by default
var statement = new SimpleStatement("QUERY");
var config = new Configuration();
var request = RequestHandler.GetRequest(statement, Serializer, config);
var bodyBuffer = GetBodyBuffer(request);
// The query request is composed by:
// <query><consistency><flags><result_page_size><paging_state><serial_consistency><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;
var flags = GetQueryFlags(bodyBuffer, ref offset);
Assert.True(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.True(flags.HasFlag(QueryFlags.WithSerialConsistency));
// Skip result_page_size (4) + serial_consistency (2)
offset += 6;
var timestamp = BeConverter.ToInt64(bodyBuffer, offset);
var expectedTimestamp = TypeSerializer.SinceUnixEpoch(DateTimeOffset.Now.Subtract(TimeSpan.FromMilliseconds(100))).Ticks / 10;
Assert.Greater(timestamp, expectedTimestamp);
}
public void GetRequest_Batch_With_Provided_Timestamp()
{
var batch = new BatchStatement();
batch.Add(new SimpleStatement("QUERY"));
var providedTimestamp = DateTimeOffset.Now;
// To microsecond precision
providedTimestamp = providedTimestamp.Subtract(TimeSpan.FromTicks(providedTimestamp.Ticks % 10));
batch.SetTimestamp(providedTimestamp);
var config = new Configuration(
Policies.DefaultPolicies, new ProtocolOptions(), PoolingOptions.Create(), new SocketOptions(),
new ClientOptions(), NoneAuthProvider.Instance, null, new QueryOptions(),
new DefaultAddressTranslator());
var request = RequestHandler.GetRequest(batch, Serializer, config);
var bodyBuffer = GetBodyBuffer(request);
// The batch request is composed by:
// <type><n><query_1>...<query_n><consistency><flags>[<serial_consistency>][<timestamp>]
var offset = 1 + 2 + 1;
var queryLength = BeConverter.ToInt32(bodyBuffer, offset);
Assert.AreEqual(5, queryLength);
// skip query, n_params and consistency
offset += 4 + queryLength + 2 + 2;
var flags = GetQueryFlags(bodyBuffer, ref offset);
Assert.True(flags.HasFlag(QueryFlags.WithDefaultTimestamp));
// Skip serial consistency
offset += 2;
var timestamp = TypeSerializer.UnixStart.AddTicks(BeConverter.ToInt64(bodyBuffer, offset) * 10);
Assert.AreEqual(providedTimestamp, timestamp);
}
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 Cassandra.Policies(
Cassandra.Policies.DefaultLoadBalancingPolicy, Cassandra.Policies.DefaultReconnectionPolicy,
Cassandra.Policies.DefaultRetryPolicy, Cassandra.Policies.DefaultSpeculativeExecutionPolicy,
new NoTimestampGenerator());
var config = RequestHandlerTests.GetConfig(new QueryOptions(), policies, PoolingOptions.Create());
var request = RequestHandler.GetRequest(statement, Serializer, config.DefaultRequestOptions);
var bodyBuffer = GetBodyBuffer(request);
// The query request is composed by:
// <query><consistency><flags><result_page_size><paging_state><serial_consistency><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;
var flags = GetQueryFlags(bodyBuffer, ref offset);
Assert.True(flags.HasFlag(QueryFlags.WithDefaultTimestamp));
Assert.True(flags.HasFlag(QueryFlags.PageSize));
// Skip result_page_size (4) + serial_consistency (2)
offset += 6;
var timestamp = BeConverter.ToInt64(bodyBuffer, offset);
Assert.AreEqual(TypeSerializer.SinceUnixEpoch(expectedTimestamp).Ticks / 10, timestamp);
}
public void GetRequest_Batch_With_Timestamp_Generator()
{
var batch = new BatchStatement();
batch.Add(new SimpleStatement("QUERY"));
var startDate = DateTimeOffset.Now;
// To microsecond precision
startDate = startDate.Subtract(TimeSpan.FromTicks(startDate.Ticks % 10));
var config = new Configuration(
Policies.DefaultPolicies,
new ProtocolOptions(),
PoolingOptions.Create(),
new SocketOptions(),
new ClientOptions(),
NoneAuthProvider.Instance,
null,
new QueryOptions(),
new DefaultAddressTranslator(),
Mock.Of <IStartupOptionsFactory>(),
new SessionFactoryBuilder());
var request = RequestHandler.GetRequest(batch, Serializer, config);
var bodyBuffer = GetBodyBuffer(request);
// The batch request is composed by:
// <type><n><query_1>...<query_n><consistency><flags>[<serial_consistency>][<timestamp>]
var offset = 1;
// n = 1
Assert.AreEqual(1, BeConverter.ToInt16(bodyBuffer, offset));
// Query_1 <kind><string><n_params>
offset += 2;
// kind = 0, not prepared
Assert.AreEqual(0, bodyBuffer[offset++]);
var queryLength = BeConverter.ToInt32(bodyBuffer, offset);
Assert.AreEqual(5, queryLength);
// skip query, n_params and consistency
offset += 4 + queryLength + 2 + 2;
var flags = GetQueryFlags(bodyBuffer, ref offset);
Assert.True(flags.HasFlag(QueryFlags.WithDefaultTimestamp));
// Skip serial consistency
offset += 2;
var timestamp = TypeSerializer.UnixStart.AddTicks(BeConverter.ToInt64(bodyBuffer, offset) * 10);
Assert.GreaterOrEqual(timestamp, startDate);
Assert.LessOrEqual(timestamp, DateTimeOffset.Now.Add(TimeSpan.FromMilliseconds(100)));
}
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 Policies(
Policies.DefaultLoadBalancingPolicy, Policies.DefaultReconnectionPolicy, Policies.DefaultRetryPolicy,
Policies.DefaultSpeculativeExecutionPolicy, new NoTimestampGenerator());
var config = new Configuration(
policies,
new ProtocolOptions(),
PoolingOptions.Create(),
new SocketOptions(),
new ClientOptions(),
NoneAuthProvider.Instance,
null,
new QueryOptions(),
new DefaultAddressTranslator(),
Mock.Of <IStartupOptionsFactory>(),
new SessionFactoryBuilder());
var request = RequestHandler.GetRequest(statement, Serializer, config);
var bodyBuffer = GetBodyBuffer(request);
// The query request is composed by:
// <query><consistency><flags><result_page_size><paging_state><serial_consistency><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 = flags (1) + result_page_size (4) + serial_consistency (2) + timestamp (8)
Assert.AreEqual(15, bodyBuffer.Length - offset);
var flags = GetQueryFlags(bodyBuffer, ref offset);
Assert.True(flags.HasFlag(QueryFlags.WithDefaultTimestamp));
Assert.True(flags.HasFlag(QueryFlags.PageSize));
// Skip result_page_size (4) + serial_consistency (2)
offset += 6;
var timestamp = BeConverter.ToInt64(bodyBuffer, offset);
Assert.AreEqual(TypeSerializer.SinceUnixEpoch(expectedTimestamp).Ticks / 10, timestamp);
}
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);
}
public void GetRequest_With_Timestamp_Generator()
{
// Timestamp generator should be enabled by default
var statement = new SimpleStatement("QUERY");
var config = new Configuration();
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));
Assert.False(flags.HasFlag(QueryFlags.Values));
Assert.False(flags.HasFlag(QueryFlags.WithPagingState));
Assert.False(flags.HasFlag(QueryFlags.SkipMetadata));
Assert.False(flags.HasFlag(QueryFlags.WithSerialConsistency));
// Skip flags (1) + result_page_size (4)
offset += 5;
var timestamp = BeConverter.ToInt64(bodyBuffer, offset);
var expectedTimestamp = TypeSerializer.SinceUnixEpoch(DateTimeOffset.Now.Subtract(TimeSpan.FromMilliseconds(100))).Ticks / 10;
Assert.Greater(timestamp, expectedTimestamp);
}
public void GetRequest_Batch_With_Provided_Timestamp()
{
var batch = new BatchStatement();
batch.Add(new SimpleStatement("QUERY"));
var providedTimestamp = DateTimeOffset.Now;
// To microsecond precision
providedTimestamp = providedTimestamp.Subtract(TimeSpan.FromTicks(providedTimestamp.Ticks % 10));
batch.SetTimestamp(providedTimestamp);
var config = new Configuration(
Policies.DefaultPolicies, new ProtocolOptions(), PoolingOptions.Create(), new SocketOptions(),
new ClientOptions(), NoneAuthProvider.Instance, null, new QueryOptions(),
new DefaultAddressTranslator());
var request = RequestHandler.GetRequest(batch, 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 batch request is composed by:
// <type><n><query_1>...<query_n><consistency><flags>[<serial_consistency>][<timestamp>]
var offset = 1 + 2 + 1;
var queryLength = BeConverter.ToInt32(bodyBuffer, offset);
Assert.AreEqual(5, queryLength);
// skip query, n_params and consistency
offset += 4 + queryLength + 2 + 2;
var flags = (QueryFlags)bodyBuffer[offset++];
Assert.True(flags.HasFlag(QueryFlags.WithDefaultTimestamp));
var timestamp = TypeSerializer.UnixStart.AddTicks(BeConverter.ToInt64(bodyBuffer, offset) * 10);
Assert.AreEqual(providedTimestamp, timestamp);
}
public override LocalTime Deserialize(ushort protocolVersion, byte[] buffer, int offset, int length, IColumnInfo typeInfo)
{
return(new LocalTime(BeConverter.ToInt64(buffer, offset)));
}
internal static DateTimeOffset Deserialize(byte[] buffer, int offset)
{
var milliseconds = BeConverter.ToInt64(buffer, offset);
return(UnixStart.AddTicks(TimeSpan.TicksPerMillisecond * milliseconds));
}
internal static DateTimeOffset Deserialize(byte[] buffer, int offset)
{
return(UnixStart.AddMilliseconds(BeConverter.ToInt64(buffer, offset)));
}