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Create parse micro-bench for JsonNode and fix other JsonNode bench namespace #4391

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Create parse micro-bench for JsonNode and fix other JsonNode bench namespace #4391

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161 changes: 161 additions & 0 deletions src/benchmarks/micro/libraries/System.Text.Json/Node/NodeParse.cs
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Original file line number Diff line number Diff line change
@@ -0,0 +1,161 @@
// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.

using BenchmarkDotNet.Attributes;
using MicroBenchmarks;
using System.Text.Json.Document.Tests;
using System.Text.Json.Tests;

namespace System.Text.Json.Nodes.Tests;

[BenchmarkCategory(Categories.Libraries, Categories.JSON)]
public class Perf_NodeParse
{
public enum TestCaseType
{
HelloWorld,
BasicJson,
Json400B,
Json400KB
}

[ParamsAllValues]
public TestCaseType TestCase;

[Params(true, false)]
public bool IsDataIndented;

[Params(false, true)]
public bool TestRandomAccess;

private byte[] _dataUtf8;

[GlobalSetup]
public void Setup()
{
string jsonString = JsonStrings.ResourceManager.GetString(TestCase.ToString());

// Remove all formatting/indentation
if (!IsDataIndented)
{
_dataUtf8 = DocumentHelpers.RemoveFormatting(jsonString);
}
else
{
_dataUtf8 = Encoding.UTF8.GetBytes(jsonString);
}
}

[Benchmark]
[MemoryRandomization]
public void Parse()
{
JsonNode node = JsonNode.Parse(_dataUtf8);
if (TestRandomAccess)
{
if (TestCase == TestCaseType.HelloWorld)
{
ReadHelloWorld(node);
}
else if (TestCase == TestCaseType.Json400B)
{
ReadJson400B(node);
}
else if (TestCase == TestCaseType.BasicJson)
{
ReadJsonBasic(node);
}
else if (TestCase == TestCaseType.Json400KB)
{
ReadJson400KB(node);
}
}
}

private static string ReadHelloWorld(JsonNode node)
{
string message = node["message"].GetValue<string>();
return message;
}

private static void ReadJson400B(JsonNode node)
{
JsonArray nodeArr = node.AsArray();
for (int i = 0; i < nodeArr.Count; i++)
{
nodeArr[i]["_id"].GetValue<string>();
nodeArr[i]["index"].GetValue<int>();
nodeArr[i]["isActive"].GetValue<bool>();
nodeArr[i]["balance"].GetValue<string> ();
nodeArr[i]["picture"].GetValue<string>();
nodeArr[i]["age"].GetValue<int>();
nodeArr[i]["email"].GetValue<string>();
nodeArr[i]["phone"].GetValue<string>();
nodeArr[i]["address"].GetValue<string>();
nodeArr[i]["registered"].GetValue<string>();
nodeArr[i]["latitude"].GetValue<double>();
nodeArr[i]["longitude"].GetValue<double>();
}
}

private static void ReadJsonBasic(JsonNode node)
{
node["age"].GetValue<int>();
node["first"].GetValue<string>();
node["last"].GetValue<string>();

JsonArray phoneNumbers = node["phoneNumbers"].AsArray();
for (int i = 0; i < phoneNumbers.Count; i++)
{
phoneNumbers[i].GetValue<string>();
}

JsonNode address = node["address"];
address["street"].GetValue<string>();
address["city"].GetValue<string>();
address["zip"].GetValue<int>();
}

private static void ReadJson400KB(JsonNode node)
{
JsonArray nodeArr = node.AsArray();
for (int i = 0; i < nodeArr.Count; i++)
{
nodeArr[i]["_id"].GetValue<string>();
nodeArr[i]["index"].GetValue<int>();
nodeArr[i]["guid"].GetValue<string>();
nodeArr[i]["isActive"].GetValue<bool>();
nodeArr[i]["balance"].GetValue<string>();
nodeArr[i]["picture"].GetValue<string>();
nodeArr[i]["age"].GetValue<int>();
nodeArr[i]["eyeColor"].GetValue<string>();
nodeArr[i]["name"].GetValue<string>();
nodeArr[i]["gender"].GetValue<string>();
nodeArr[i]["company"].GetValue<string>();
nodeArr[i]["email"].GetValue<string>();
nodeArr[i]["phone"].GetValue<string>();
nodeArr[i]["address"].GetValue<string>();
nodeArr[i]["about"].GetValue<string>();
nodeArr[i]["registered"].GetValue<string>();
nodeArr[i]["latitude"].GetValue<double>();
nodeArr[i]["longitude"].GetValue<double>();

JsonArray tagsObject = nodeArr[i]["tags"].AsArray();
for (int j = 0; j < tagsObject.Count; j++)
{
tagsObject[j].GetValue<string>();
}

JsonArray friendsObject = node[i]["friends"].AsArray();
for (int j = 0; j < friendsObject.Count; j++)
{
friendsObject[j]["id"].GetValue<int>();
friendsObject[j]["name"].GetValue<string>();
}

node[i]["greeting"].GetValue<string>();
node[i]["favoriteFruit"].GetValue<string>();
}
}
}
130 changes: 66 additions & 64 deletions src/benchmarks/micro/libraries/System.Text.Json/Node/ParseThenWrite.cs
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Original file line number Diff line number Diff line change
@@ -1,89 +1,91 @@
// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.

using BenchmarkDotNet.Attributes;
using MicroBenchmarks;
using System.Buffers;
using System.Collections.Generic;
using System.Text.Json.Document.Tests;
using System.Text.Json.Nodes;
using System.Text.Json.Tests;

namespace System.Text.Json.Node.Tests
namespace System.Text.Json.Nodes.Tests;

[BenchmarkCategory(Categories.Libraries, Categories.JSON)]
public class Perf_ParseThenWrite
{
[BenchmarkCategory(Categories.Libraries, Categories.JSON)]
public class Perf_ParseThenWrite
public enum TestCaseType
{
public enum TestCaseType
{
HelloWorld,
DeepTree,
BroadTree,
LotsOfNumbers,
LotsOfStrings,
Json400B,
Json4KB,
Json400KB
}

private byte[] _dataUtf8;
private Utf8JsonWriter _writer;
HelloWorld,
DeepTree,
BroadTree,
LotsOfNumbers,
LotsOfStrings,
Json400B,
Json4KB,
Json400KB
}

[ParamsAllValues]
public TestCaseType TestCase;
private byte[] _dataUtf8;
private Utf8JsonWriter _writer;

[Params(true, false)]
public bool IsDataIndented;
[ParamsAllValues]
public TestCaseType TestCase;

[GlobalSetup]
public void Setup()
{
string jsonString = JsonStrings.ResourceManager.GetString(TestCase.ToString());
[Params(true, false)]
public bool IsDataIndented;

if (!IsDataIndented)
{
_dataUtf8 = DocumentHelpers.RemoveFormatting(jsonString);
}
else
{
_dataUtf8 = Encoding.UTF8.GetBytes(jsonString);
}
[GlobalSetup]
public void Setup()
{
string jsonString = JsonStrings.ResourceManager.GetString(TestCase.ToString());

var abw = new ArrayBufferWriter<byte>();
_writer = new Utf8JsonWriter(abw, new JsonWriterOptions { Indented = IsDataIndented });
if (!IsDataIndented)
{
_dataUtf8 = DocumentHelpers.RemoveFormatting(jsonString);
}

[GlobalCleanup]
public void CleanUp()
else
{
_writer.Dispose();
_dataUtf8 = Encoding.UTF8.GetBytes(jsonString);
}

[Benchmark]
[MemoryRandomization]
public void ParseThenWrite()
{
_writer.Reset();
var abw = new ArrayBufferWriter<byte>();
_writer = new Utf8JsonWriter(abw, new JsonWriterOptions { Indented = IsDataIndented });
}

[GlobalCleanup]
public void CleanUp()
{
_writer.Dispose();
}

JsonNode jsonNode = JsonNode.Parse(_dataUtf8);
WalkNode(jsonNode);
jsonNode.WriteTo(_writer);
[Benchmark]
[MemoryRandomization]
public void ParseThenWrite()
{
_writer.Reset();

JsonNode jsonNode = JsonNode.Parse(_dataUtf8);
WalkNode(jsonNode);
jsonNode.WriteTo(_writer);

static void WalkNode(JsonNode node)
{
// Forces conversion of lazy JsonElement representation of document into
// a materialized JsonNode tree so that we measure writing performance
// of the latter representation.

switch (node)
{
case JsonObject obj:
foreach (KeyValuePair<string, JsonNode> kvp in obj)
WalkNode(kvp.Value);
break;
case JsonArray arr:
foreach (JsonNode elem in arr)
WalkNode(elem);
break;
}
static void WalkNode(JsonNode node)
{
// Forces conversion of lazy JsonElement representation of document into
// a materialized JsonNode tree so that we measure writing performance
// of the latter representation.

switch (node)
{
case JsonObject obj:
foreach (KeyValuePair<string, JsonNode> kvp in obj)
WalkNode(kvp.Value);
break;
case JsonArray arr:
foreach (JsonNode elem in arr)
WalkNode(elem);
break;
}
}
}
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