Updating performance test results.

Author: TomaszRewak

About/Data processing time.png

@@ -23,9 +23,9 @@ public byte[] Generate(int elements)
 					Name = NextName(),
 					BoxSize = new
 					{
-						Width = _random.NextDouble() * 100,
-						Height = _random.NextDouble() * 100,
-						Depth = _random.NextDouble() * 100,
+						Width = _random.Next(10000) * 0.01,
+						Height = _random.Next(10000) * 0.01,
+						Depth = _random.Next(10000) * 0.01,
 					},
 					AvailableItems = _random.Next(0, 10),
 					Colors = Colors.Where(_ => _random.Next(2) > 0),

About/Memory in use.png

@@ -3,7 +3,7 @@
 
 namespace StackOnlyJsonParser.PerformanceTests.Model
 {
-	internal class HeapProduct
+	public class HeapProduct
 	{
 		public string Name { get; set; }
 		public DateTime ProductionDate { get; set; }
@@ -13,14 +13,14 @@ internal class HeapProduct
 		public Dictionary<string, HeapPrice> Regions { get; set; }
 	}
 
-	internal class HeapSize
+	public class HeapSize
 	{
 		public double Width { get; set; }
 		public double Height { get; set; }
 		public double Depth { get; set; }
 	}
 
-	internal class HeapPrice
+	public class HeapPrice
 	{
 		public string Currency { get; set; }
 		public decimal Value { get; set; }

About/Total memory allocations.png

@@ -19,7 +19,7 @@ static void Main(string[] args)
 			var data = dataGenerator.Generate(int.Parse(args[1]));
 			var stringData = Encoding.UTF8.GetString(data);
 
-			for (int i = 0; i < 5; i++)
+			for (int i = 0; i < 21; i++)
 			{
 				GC.Collect();
 				var allocatedBytes = GC.GetAllocatedBytesForCurrentThread();
@@ -35,6 +35,9 @@ static void Main(string[] args)
 					case "System.Text.Json":
 						TestHeap2(data);
 						break;
+					case "Utf8Json":
+						TestHeap3(data);
+						break;
 					case "Stack":
 						TestStack(data);
 						break;
@@ -46,7 +49,8 @@ static void Main(string[] args)
 				allocatedBytes = GC.GetAllocatedBytesForCurrentThread() - allocatedBytes;
 				usedBytes = GC.GetTotalMemory(false) - usedBytes;
 
-				Console.WriteLine($"{price}\t{args[0]}\t{args[1]}\t{stopwatch.ElapsedMilliseconds}\t{allocatedBytes}\t{usedBytes}");
+				if (i > 0)
+					Console.WriteLine($"{price}\t{args[0]}\t{args[1]}\t{stopwatch.ElapsedMilliseconds}\t{allocatedBytes}\t{usedBytes}");
 			}
 		}
 
@@ -80,6 +84,21 @@ static void TestHeap2(ReadOnlySpan<byte> data)
 			stopwatch.Stop();
 		}
 
+		static void TestHeap3(byte[] data)
+		{
+			stopwatch.Restart();
+			var products = Utf8Json.JsonSerializer.Deserialize<List<HeapProduct>>(data);
+
+			foreach (var product in products)
+				foreach (var color in product.Colors)
+					if (color == "red")
+						foreach (var region in product.Regions)
+							if (region.Key == "PL")
+								price += product.AvailableItems * region.Value.Value;
+
+			stopwatch.Stop();
+		}
+
 		static void TestStack(ReadOnlySpan<byte> data)
 		{
 			stopwatch.Restart();

StackOnlyJsonParser.PerformanceTests/DataGenerator.cs

@@ -8,6 +8,7 @@
 
 	<ItemGroup>
 		<PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
+		<PackageReference Include="Utf8Json" Version="1.3.7" />
 	</ItemGroup>
 
 	<ItemGroup>

StackOnlyJsonParser.PerformanceTests/Model/HeapProduct.cs

@@ -1,4 +1,4 @@
-foreach($algorithm in 'Newtonsoft', 'System.Text.Json', 'Stack', 'StackOnly')
+foreach($algorithm in 'Newtonsoft', 'System.Text.Json', 'Utf8Json', 'Stack', 'StackOnly')
 {
     foreach($elements in 1, 100, 1000, 10000, 100000, 200000, 500000, 1000000, 1500000, 2500000)
     {