67 lines
2.2 KiB
C#
67 lines
2.2 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 BenchmarkDotNet.Attributes;
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using Microsoft.AspNetCore.Http;
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namespace Microsoft.AspNetCore.Routing.Matching
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{
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public class MatcherFindCandidateSetSingleEntryBenchmark : EndpointRoutingBenchmarkBase
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{
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// SegmentCount should be max-segments + 1
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private const int SegmentCount = 2;
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private TrivialMatcher _baseline;
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private DfaMatcher _dfa;
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[GlobalSetup]
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public void Setup()
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{
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Endpoints = new RouteEndpoint[1];
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Endpoints[0] = CreateEndpoint("/plaintext");
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Requests = new HttpContext[1];
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Requests[0] = new DefaultHttpContext();
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Requests[0].RequestServices = CreateServices();
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Requests[0].Request.Path = "/plaintext";
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_baseline = (TrivialMatcher)SetupMatcher(new TrivialMatcherBuilder());
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_dfa = (DfaMatcher)SetupMatcher(CreateDfaMatcherBuilder());
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}
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private Matcher SetupMatcher(MatcherBuilder builder)
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{
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builder.AddEndpoint(Endpoints[0]);
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return builder.Build();
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}
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[Benchmark(Baseline = true)]
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public void Baseline()
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{
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var httpContext = Requests[0];
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var path = httpContext.Request.Path.Value;
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var segments = new ReadOnlySpan<PathSegment>(Array.Empty<PathSegment>());
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var candidates = _baseline.FindCandidateSet(path, segments);
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var endpoint = candidates[0].Endpoint;
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Validate(Requests[0], Endpoints[0], endpoint);
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}
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[Benchmark]
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public void Dfa()
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{
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var httpContext = Requests[0];
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var path = httpContext.Request.Path.Value;
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Span<PathSegment> segments = stackalloc PathSegment[SegmentCount];
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var count = FastPathTokenizer.Tokenize(path, segments);
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var candidates = _dfa.FindCandidateSet(httpContext, path, segments.Slice(0, count));
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var endpoint = candidates[0].Endpoint;
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Validate(Requests[0], Endpoints[0], endpoint);
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}
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}
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}
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