78 lines
2.8 KiB
C#
78 lines
2.8 KiB
C#
// Copyright (c) .NET Foundation. All rights reserved.
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// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
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using System;
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using System.IO;
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using System.Linq;
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using BenchmarkDotNet.Attributes;
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using Microsoft.AspNetCore.Mvc.Razor.Extensions;
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using Microsoft.AspNetCore.Razor.Language;
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namespace Microsoft.AspNetCore.Razor.Performance
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{
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public class SyntaxTreeGenerationBenchmark
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{
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public SyntaxTreeGenerationBenchmark()
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{
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var current = new DirectoryInfo(AppContext.BaseDirectory);
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while (current != null && !File.Exists(Path.Combine(current.FullName, "MSN.cshtml")))
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{
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current = current.Parent;
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}
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var root = current;
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var fileSystem = RazorProjectFileSystem.Create(root.FullName);
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ProjectEngine = RazorProjectEngine.Create(RazorConfiguration.Default, fileSystem, b => RazorExtensions.Register(b)); ;
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var projectItem = fileSystem.GetItem(Path.Combine(root.FullName, "MSN.cshtml"));
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MSN = RazorSourceDocument.ReadFrom(projectItem);
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var directiveFeature = ProjectEngine.EngineFeatures.OfType<IRazorDirectiveFeature>().FirstOrDefault();
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Directives = directiveFeature?.Directives.ToArray() ?? Array.Empty<DirectiveDescriptor>();
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}
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public RazorProjectEngine ProjectEngine { get; }
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public RazorSourceDocument MSN { get; }
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public DirectiveDescriptor[] Directives { get; }
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[Benchmark(Description = "Razor Design Time Syntax Tree Generation of MSN.com")]
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public void SyntaxTreeGeneration_DesignTime_LargeStaticFile()
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{
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var options = RazorParserOptions.CreateDesignTime(o =>
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{
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foreach (var directive in Directives)
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{
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o.Directives.Add(directive);
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}
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});
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var syntaxTree = RazorSyntaxTree.Parse(MSN, options);
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if (syntaxTree.Diagnostics.Count != 0)
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{
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throw new Exception("Error!" + Environment.NewLine + string.Join(Environment.NewLine, syntaxTree.Diagnostics));
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}
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}
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[Benchmark(Description = "Razor Runtime Syntax Tree Generation of MSN.com")]
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public void SyntaxTreeGeneration_Runtime_LargeStaticFile()
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{
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var options = RazorParserOptions.Create(o =>
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{
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foreach (var directive in Directives)
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{
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o.Directives.Add(directive);
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}
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});
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var syntaxTree = RazorSyntaxTree.Parse(MSN, options);
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if (syntaxTree.Diagnostics.Count != 0)
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{
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throw new Exception("Error!" + Environment.NewLine + string.Join(Environment.NewLine, syntaxTree.Diagnostics));
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}
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}
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}
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}
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