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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
using BenchmarkDotNet.Attributes;
namespace Microsoft.AspNetCore.Routing.Matching
{
public class JumpTableZeroEntryBenchmark
{
private JumpTable _table;
private string[] _strings;
private PathSegment[] _segments;
[GlobalSetup]
public void Setup()
{
_table = new ZeroEntryJumpTable(0, -1);
_strings = new string[]
{
"index/foo/2",
"index/hello-world1/2",
"index/hello-world/2",
"index//2",
"index/hillo-goodbye/2",
};
_segments = new PathSegment[]
{
new PathSegment(6, 3),
new PathSegment(6, 12),
new PathSegment(6, 11),
new PathSegment(6, 0),
new PathSegment(6, 13),
};
}
[Benchmark(Baseline=true, OperationsPerInvoke = 5)]
public int Baseline()
{
var strings = _strings;
var segments = _segments;
var destination = 0;
for (var i = 0; i < strings.Length; i++)
{
destination = segments[i].Length == 0 ? -1 : 0;
}
return destination;
}
[Benchmark(OperationsPerInvoke = 5)]
public int Implementation()
{
var strings = _strings;
var segments = _segments;
var destination = 0;
for (var i = 0; i < strings.Length; i++)
{
destination = _table.GetDestination(strings[i], segments[i]);
}
return destination;
}
}
}
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