JavaScriptServices/samples/misc/LatencyTest/Program.cs

53 строки
2.3 KiB
C#
Executable File

using System;
using System.Diagnostics;
using System.IO;
using System.Threading.Tasks;
using Microsoft.AspNetCore.NodeServices;
using Microsoft.AspNetCore.NodeServices.Sockets;
using Microsoft.Extensions.DependencyInjection;
namespace ConsoleApplication
{
// This project is a micro-benchmark for .NET->Node RPC via NodeServices. It doesn't reflect
// real-world usage patterns (you're not likely to make hundreds of sequential calls like this),
// but is a starting point for comparing the overhead of different hosting models and transports.
public class Program
{
public static void Main(string[] args) {
// Set up the DI system
var services = new ServiceCollection();
services.AddNodeServices(options => {
// To compare with Socket hosting, uncomment the following line
// Since .NET Core 1.1, the HTTP hosting model has become basically as fast as the Socket hosting model
//options.UseSocketHosting();
options.WatchFileExtensions = new string[] {}; // Don't watch anything
});
var serviceProvider = services.BuildServiceProvider();
// Now instantiate an INodeServices and use it
using (var nodeServices = serviceProvider.GetRequiredService<INodeServices>()) {
MeasureLatency(nodeServices).Wait();
}
}
private static async Task MeasureLatency(INodeServices nodeServices) {
// Ensure the connection is open, so we can measure per-request timings below
var response = await nodeServices.InvokeAsync<string>("latencyTest", "C#");
Console.WriteLine(response);
// Now perform a series of requests, capturing the time taken
const int requestCount = 100;
var watch = Stopwatch.StartNew();
for (var i = 0; i < requestCount; i++) {
await nodeServices.InvokeAsync<string>("latencyTest", "C#");
}
// Display results
var elapsedSeconds = (float)watch.ElapsedTicks / Stopwatch.Frequency;
Console.WriteLine("\nTotal time: {0:F2} milliseconds", 1000 * elapsedSeconds);
Console.WriteLine("\nTime per invocation: {0:F2} milliseconds", 1000 * elapsedSeconds / requestCount);
}
}
}