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TaritsynTaritsyn
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Added a host objects embedding benchmark
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‎test/JavaScriptEngineSwitcher.Benchmarks/HostObjectsEmbeddingBenchmark.cs

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using System;
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using System.Text;
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using BenchmarkDotNet.Attributes;
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using BenchmarkDotNet.Diagnosers;
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using BenchmarkDotNet.Order;
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using JavaScriptEngineSwitcher.ChakraCore;
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using JavaScriptEngineSwitcher.Core;
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using JavaScriptEngineSwitcher.Jint;
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using JavaScriptEngineSwitcher.Jurassic;
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using JavaScriptEngineSwitcher.Msie;
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using JavaScriptEngineSwitcher.NiL;
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#if NET46
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using JavaScriptEngineSwitcher.V8;
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#endif
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using JavaScriptEngineSwitcher.Benchmarks.Interop.ObjectsEmbedding;
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namespace JavaScriptEngineSwitcher.Benchmarks
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{
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[MemoryDiagnoser]
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[Orderer(SummaryOrderPolicy.Method, MethodOrderPolicy.Declared)]
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public class HostObjectsEmbeddingBenchmark
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{
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private static void EmbedAndUseHostObjects(Func<IJsEngine> createJsEngine)
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{
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// Arrange
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var someObj = new SomeClass();
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var logBuilder = new StringBuilder();
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Action<string> log = (string value) =>
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{
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logBuilder.AppendLine(value);
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};
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const string input = @"(function(someObj, log, undefined) {
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var arg1, arg2, arg3, arg4, interimResult, result;
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log('-= Start code execution =-');
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someObj.Field1 = false;
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someObj.Field2 = 678;
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someObj.Field3 = 2.20;
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someObj.Field4 = 'QWERTY';
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someObj.Field5.X = 2;
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someObj.Field5.Y = 4;
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someObj.Property1 = true;
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someObj.Property2 = 711;
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someObj.Property3 = 5.5;
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someObj.Property4 = 'ЙЦУКЕН';
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someObj.Property5.Field1 = true;
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someObj.Property5.Field2 = 611;
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someObj.Property5.Field3 = 69.82;
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someObj.Property5.Field4 = 'ASDF';
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someObj.Property5.Property1 = false;
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someObj.Property5.Property2 = 555;
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someObj.Property5.Property3 = 79.99;
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someObj.Property5.Property4 = 'ФЫВА';
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arg1 = someObj.Field1 || someObj.Property1;
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arg2 = someObj.Field2 + someObj.Property2 + someObj.Field5.X;
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arg3 = someObj.Field3 + someObj.Property3 + someObj.Field5.Y;
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arg4 = someObj.Field4 + someObj.Property4;
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interimResult = someObj.DoSomething(arg1, arg2, arg3, arg4);
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arg1 = someObj.Property5.Field1 && someObj.Property5.Property1;
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arg2 = interimResult - someObj.Property5.Field2 - someObj.Property5.Property2;
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arg3 = someObj.Property5.Field3 / someObj.Property5.Property3;
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arg4 = someObj.Property5.Field4 + someObj.Property5.Property4;
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result = someObj.Property5.DoSomething(arg1, arg2, arg3, arg4);
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log('-= End of code execution =-');
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return result;
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}(someObj, log));";
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const string targetOutput = "RmFsc2V8MjkxNHwwLjg3Mjg1OTEwNzM4ODQyNHxBU0RG0KTQq9CS0JA=";
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string targetLogOutput = "-= Start code execution =-" + Environment.NewLine +
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"-= End of code execution =-" + Environment.NewLine;
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// Act
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string output;
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string logOutput;
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using (var jsEngine = createJsEngine())
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{
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jsEngine.EmbedHostObject("someObj", someObj);
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jsEngine.EmbedHostObject("log", log);
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output = jsEngine.Evaluate<string>(input);
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logOutput = logBuilder.ToString();
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logBuilder.Clear();
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}
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// Assert
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Assert.Equal(targetOutput, output);
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Assert.Equal(targetLogOutput, logOutput);
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}
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[Benchmark]
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public void ChakraCore()
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{
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Func<IJsEngine> createJsEngine = () => new ChakraCoreJsEngine();
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EmbedAndUseHostObjects(createJsEngine);
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}
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[Benchmark]
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public void Jint()
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{
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Func<IJsEngine> createJsEngine = () => new JintJsEngine();
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EmbedAndUseHostObjects(createJsEngine);
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}
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[Benchmark]
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public void Jurassic()
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{
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Func<IJsEngine> createJsEngine = () => new JurassicJsEngine();
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EmbedAndUseHostObjects(createJsEngine);
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}
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#if NET46
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//[Benchmark]
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//public void MsieClassic()
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//{
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// Func<IJsEngine> createJsEngine = () => new MsieJsEngine(new MsieSettings
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// {
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// EngineMode = JsEngineMode.Classic
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// });
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// EmbedAndUseHostObjects(createJsEngine);
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//}
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[Benchmark]
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public void MsieChakraActiveScript()
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{
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Func<IJsEngine> createJsEngine = () => new MsieJsEngine(new MsieSettings
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{
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EngineMode = JsEngineMode.ChakraActiveScript
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});
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EmbedAndUseHostObjects(createJsEngine);
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}
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#endif
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[Benchmark]
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public void MsieChakraIeJsRt()
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{
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Func<IJsEngine> createJsEngine = () => new MsieJsEngine(new MsieSettings
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{
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EngineMode = JsEngineMode.ChakraIeJsRt
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});
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EmbedAndUseHostObjects(createJsEngine);
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}
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[Benchmark]
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public void MsieChakraEdgeJsRt()
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{
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Func<IJsEngine> createJsEngine = () => new MsieJsEngine(new MsieSettings
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{
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EngineMode = JsEngineMode.ChakraEdgeJsRt
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});
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EmbedAndUseHostObjects(createJsEngine);
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}
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[Benchmark]
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public void NiL()
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{
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Func<IJsEngine> createJsEngine = () => new NiLJsEngine();
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EmbedAndUseHostObjects(createJsEngine);
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}
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#if NET46
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[Benchmark]
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public void V8()
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{
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Func<IJsEngine> createJsEngine = () => new V8JsEngine();
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EmbedAndUseHostObjects(createJsEngine);
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}
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#endif
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}
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}

‎test/JavaScriptEngineSwitcher.Benchmarks/Interop/ObjectsEmbedding/SomeClass.cs

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using System;
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using System.Drawing;
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using System.Linq;
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using System.Text;
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namespace JavaScriptEngineSwitcher.Benchmarks.Interop.ObjectsEmbedding
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{
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public class SomeClass : SomeClassBase
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{
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public Point Field5;
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public SomeOtherClass Property5 { get; set; }
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public SomeClass()
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{
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Field5 = new Point();
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Property5 = new SomeOtherClass();
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}
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public int DoSomething(bool arg1, int arg2, double arg3, string arg4)
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{
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int result = Convert.ToInt32(arg1) +
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arg2 +
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(int)Math.Round(arg3) +
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Encoding.UTF8.GetBytes(arg4).Sum(x => x);
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;
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return result;
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}
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}
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}

‎test/JavaScriptEngineSwitcher.Benchmarks/Interop/ObjectsEmbedding/SomeClassBase.cs

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namespace JavaScriptEngineSwitcher.Benchmarks.Interop.ObjectsEmbedding
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{
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public abstract class SomeClassBase
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{
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public bool Field1;
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public int Field2;
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public double Field3;
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public string Field4;
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public bool Property1 { get; set; }
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public int Property2 { get; set; }
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public double Property3 { get; set; }
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public string Property4 { get; set; }
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}
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}

‎test/JavaScriptEngineSwitcher.Benchmarks/Interop/ObjectsEmbedding/SomeOtherClass.cs

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using System;
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using System.Globalization;
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using System.Text;
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namespace JavaScriptEngineSwitcher.Benchmarks.Interop.ObjectsEmbedding
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{
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public class SomeOtherClass : SomeClassBase
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{
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public string DoSomething(bool arg1, int arg2, double arg3, string arg4)
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{
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string rawResult = arg1.ToString(CultureInfo.InvariantCulture) + "|" +
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arg2.ToString(CultureInfo.InvariantCulture) + "|" +
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arg3.ToString(CultureInfo.InvariantCulture) + "|" +
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arg4
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;
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string result = Convert.ToBase64String(Encoding.UTF8.GetBytes(rawResult));
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return result;
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}
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}
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}

‎test/JavaScriptEngineSwitcher.Benchmarks/Program.cs

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using BenchmarkDotNet.Running;
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using System.Reflection;
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using BenchmarkDotNet.Running;
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namespace JavaScriptEngineSwitcher.Benchmarks
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{
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public static class Program
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{
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public static void Main(string[] args)
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{
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BenchmarkRunner.Run<JsExecutionBenchmark>();
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BenchmarkSwitcher.FromAssembly(typeof(Program).GetTypeInfo().Assembly).Run(args);
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}
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}
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}

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