RecyclableList.EnsureCapacity v3 benchmarks added.

Recyclable.Collections.Benchmarks/POC/RecyclableListPoc.Benchmarks.cs

@@ -1,16 +1,75 @@
-namespace Recyclable.Collections.Benchmarks.POC
+using System.Reflection;
+using System.Runtime.CompilerServices;
+using BenchmarkDotNet.Attributes;
+using Recyclable.Collections.Benchmarks.Core;
+
+namespace Recyclable.Collections.Benchmarks.POC
 {
 	public partial class RecyclableListPocBenchmarks : PocBenchmarkBase
 	{
+		private long[]? _testArray;
+		public long[] TestObjects => _testArray ?? throw new NullReferenceException("Something is wrong and test objects are null");
+		private RecyclableList<long>? _testRecyclableList;
+		public RecyclableList<long> TestObjectsAsRecyclableList => _testRecyclableList ?? throw new NullReferenceException("Something is wrong and RecyclableList is null");
+
+		private static readonly MethodInfo _ensureCapacityNewFunc;
+		private static readonly MethodInfo _ensureCapacityV1Func;
+		private static readonly MethodInfo _ensureCapacityV2Func;
+		private static readonly MethodInfo _ensureCapacityV3Func;
+
+		static RecyclableListPocBenchmarks()
+		{
+			_ensureCapacityNewFunc = typeof(RecyclableList<long>).GetMethod("EnsureCapacity", BindingFlags.Static | BindingFlags.NonPublic)
+				?? throw new NullReferenceException($"Method EnsureCapacity not found in class {nameof(RecyclableList<long>)}");
+
+			_ensureCapacityV1Func = typeof(RecyclableListV1<long>).GetMethod("EnsureCapacity", BindingFlags.Instance | BindingFlags.NonPublic)
+				?? throw new NullReferenceException($"Method EnsureCapacity not found in class {nameof(RecyclableListV1<long>)}");
+
+			_ensureCapacityV2Func = typeof(RecyclableListV2<long>).GetMethod("EnsureCapacity", BindingFlags.Static | BindingFlags.Public)
+				?? throw new NullReferenceException($"Method EnsureCapacity not found in class {nameof(RecyclableListV2<long>)}");
+
+			_ensureCapacityV3Func = typeof(RecyclableListV3<long>).GetMethod("EnsureCapacity", BindingFlags.Static | BindingFlags.NonPublic)
+				?? throw new NullReferenceException($"Method EnsureCapacity not found in class {nameof(RecyclableListV3<long>)}");
+
+			_indexOfFunc = typeof(RecyclableList<long>).GetMethod("IndexOf", BindingFlags.Public | BindingFlags.Instance)
+				?? throw new NullReferenceException($"Method IndexOf not found in class {nameof(RecyclableList<long>)}");
+
+			_indexOfV4Func = typeof(RecyclableListIndexOfV1<long>).GetMethod("IndexOf", BindingFlags.Public | BindingFlags.Instance)
+				?? throw new NullReferenceException($"Method IndexOf not found in class {nameof(RecyclableListIndexOfV1<long>)}");
+		}
+
 		public static void Run()
 		{
 			var benchmark = new RecyclableListPocBenchmarks();
+			benchmark.RecyclableList_EnsureCapacity_ByPowOf2();
 			benchmark.RecyclableList_EnsureCapacityV1_ByPowOf2();
 			benchmark.RecyclableList_EnsureCapacityV2_ByPowOf2();
-			benchmark.RecyclableList_EnsureCapacity_ByPowOf2();
+			benchmark.RecyclableList_EnsureCapacityV3_ByPowOf2();
+			benchmark.RecyclableList_EnsureCapacity_ByBlockSize();
 			benchmark.RecyclableList_EnsureCapacityV1_ByBlockSize();
 			benchmark.RecyclableList_EnsureCapacityV2_ByBlockSize();
-			benchmark.RecyclableList_EnsureCapacity_ByBlockSize();
+			benchmark.RecyclableList_EnsureCapacityV3_ByBlockSize();
+		}
+
+		[GlobalSetup]
+		public void Setup()
+		{
+			_testArray = DataGenerator.EnumerateTestObjects(TestObjectCount);
+			_testRecyclableList = new(TestObjects, BlockSize, expectedItemsCount: TestObjectCount);
+
+			// Warm up memory pools for fair comparison with 1st run
+			RecyclableList_EnsureCapacity_ByPowOf2();
+			RecyclableList_EnsureCapacityV1_ByPowOf2();
+			RecyclableList_EnsureCapacityV2_ByPowOf2();
+			RecyclableList_EnsureCapacityV3_ByPowOf2();
+		}
+
+		[GlobalCleanup]
+		public void Cleanup()
+		{
+			_testArray = null;
+			_testRecyclableList?.Dispose();
+			_testRecyclableList = null;
 		}
 	}
 }