blob: 679f16cb9a870e869865c97af8acf84a35caf571 [file] [log] [blame]
#region Copyright notice and license
// Protocol Buffers - Google's data interchange format
// Copyright 2019 Google Inc. All rights reserved.
// https://github.com/protocolbuffers/protobuf
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#endregion
using Benchmarks;
using Google.Protobuf.Reflection;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Reflection;
namespace Google.Protobuf.Benchmarks
{
/// <summary>
/// The configuration for a single serialization test, loaded from a dataset.
/// </summary>
public class SerializationConfig
{
private static readonly Dictionary<string, MessageParser> parsersByMessageName =
typeof(SerializationBenchmark).Assembly.GetTypes()
.Where(t => typeof(IMessage).IsAssignableFrom(t))
.ToDictionary(
t => ((MessageDescriptor) t.GetProperty("Descriptor", BindingFlags.Static | BindingFlags.Public).GetValue(null)).FullName,
t => ((MessageParser) t.GetProperty("Parser", BindingFlags.Static | BindingFlags.Public).GetValue(null)));
public MessageParser Parser { get; }
public IEnumerable<ByteString> Payloads { get; }
public string Name { get; }
public SerializationConfig(string resource)
{
var data = LoadData(resource);
var dataset = BenchmarkDataset.Parser.ParseFrom(data);
if (!parsersByMessageName.TryGetValue(dataset.MessageName, out var parser))
{
throw new ArgumentException($"No parser for message {dataset.MessageName} in this assembly");
}
Parser = parser;
Payloads = dataset.Payload;
Name = dataset.Name;
}
private static byte[] LoadData(string resource)
{
using (var stream = typeof(SerializationBenchmark).Assembly.GetManifestResourceStream($"Google.Protobuf.Benchmarks.{resource}"))
{
if (stream == null)
{
throw new ArgumentException($"Unable to load embedded resource {resource}");
}
var copy = new MemoryStream();
stream.CopyTo(copy);
return copy.ToArray();
}
}
public override string ToString() => Name;
}
}