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Description
Processing dotnet/runtime#111332 (comment) command:
Command
-amd -arm -profiler --envvars DOTNET_JitDisasm:System.Text.Json.JsonDocument:WriteString(byref,System.Text.Json.Utf8JsonWriter)
using BenchmarkDotNet.Attributes;
using System.Buffers;
using System.Text.Json;
using System.Text;
using BenchmarkDotNet.Running;
BenchmarkSwitcher.FromAssembly(typeof(Program).Assembly).Run(args);
public class Perf_ParseThenWrite
{
const string jsonString =
"""
{
"tags": [
"culpa",
"laboris",
"nulla",
"exercitation",
"do",
"pariatur",
"occaecat",
"aliquip",
"est",
"et",
"officia",
"minim",
"quis",
"est",
"ullamco",
"consequat",
"id",
"esse",
"irure",
"reprehenderit",
"proident",
"labore",
"et",
"in",
"consequat",
"officia",
"exercitation",
"aute",
"do",
"consequat",
"laborum",
"officia",
"consectetur",
"deserunt",
"ex",
"do",
"nostrud",
"deserunt",
"consectetur",
"adipisicing",
"et",
"non",
"veniam",
"dolor",
"Lorem",
"sunt",
"amet",
"cillum",
"excepteur",
"mollit"
]
}
""";
private byte[] _dataUtf8;
private Utf8JsonWriter _writer;
public bool IsDataIndented = true;
[GlobalSetup]
public void Setup()
{
_dataUtf8 = Encoding.UTF8.GetBytes(jsonString);
var abw = new ArrayBufferWriter<byte>();
_writer = new Utf8JsonWriter(abw, new JsonWriterOptions { Indented = IsDataIndented });
}
[GlobalCleanup]
public void CleanUp()
{
_writer.Dispose();
}
[Benchmark]
public void ParseThenWrite()
{
_writer.Reset();
using (JsonDocument document = JsonDocument.Parse(_dataUtf8))
{
document.WriteTo(_writer);
}
}
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