30 lines
1.0 KiB
C#
30 lines
1.0 KiB
C#
using System.IO;
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using BenchmarkDotNet.Attributes;
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using BenchmarkDotNet.Engines;
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using ParadoxSaveParser.Lib;
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namespace ParadoxSaveParser.Benchmarks;
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/// <summary>
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/// SearchExpression only, parsing straight from the save file on disk:
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/// the file is opened inside the benchmark and is never preloaded into a byte[].
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/// Run it once with and once without the internal <c>MemoryStream</c> copy in
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/// <see cref="SaveParserEU4" /> to see what that copy buys.
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/// </summary>
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[MemoryDiagnoser]
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[SimpleJob(RunStrategy.Monitoring, launchCount: 1, warmupCount: 1, iterationCount: 5)]
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public class ParserInputBenchmarks
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{
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private SearchExpressionCompilation _query = null!;
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[GlobalSetup]
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public void Setup() => _query = new SearchExpressionCompilation(BenchData.PdxQuery);
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[Benchmark(Description = "SearchExpression over FileStream")]
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public long FromFile()
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{
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using var file = File.OpenRead(BenchData.PdxPath);
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return Extractors.SearchExpressionFromStream(file, _query);
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}
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}
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