Partial support for items counts exceeding int.MaxValue

Recyclable.Collections.Benchmarks/BenchmarkBase.cs

@@ -6,7 +6,7 @@ namespace Recyclable.Collections.Benchmarks
 	{
 		//[Params(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 30, 32, 40, 50, 60, 80, 90, 100, 128, 256, 512, 1024, 2048, 4096, 8192, 1_000_000)]
 		//[Params(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 30, 32, 40, 50, 60, 80, 90, 100, 128, 256, 512, 1024, 2048, 4096, 8192, 1_000_000)]
-		public int TestObjectCount = 1_000_000;
+		public long TestObjectCount = 1_000_000;
 
 		//[Params(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 20, 30, 40, 50, 60, 70, 80, 90, 100, 110, 120, 130, 140, 150, 160, 170, 180, 190, 200)]
 		//[Params(10, 20, 50, 100)]
@@ -15,8 +15,8 @@ namespace Recyclable.Collections.Benchmarks
 		public int BlockSize => TestObjectCount switch
 		{
 			0 => 1,
-			> 0 and <= 10 => TestObjectCount,
-			_ => TestObjectCount / Divider > 0 ? TestObjectCount / Divider : TestObjectCount
+			> 0 and <= 10 => (int)TestObjectCount,
+			_ => TestObjectCount / Divider > 0 ? checked((int)(TestObjectCount / Divider)) : checked((int)TestObjectCount)
 		};
 
 		protected object[]? _testObjects;
@@ -29,7 +29,16 @@ namespace Recyclable.Collections.Benchmarks
 		protected RecyclableArrayList<object> TestObjectsAsRecyclableArrayList => _testObjectsAsRecyclableArrayList ?? throw new NullReferenceException("Something is wrong and the field is not initialized");
 		protected RecyclableList<object>? _testObjectsAsRecyclableList;
 		protected RecyclableList<object> TestObjectsAsRecyclableList => _testObjectsAsRecyclableList ?? throw new NullReferenceException("Something is wrong and the field is not initialized");
-		protected IEnumerable<object> TestObjectsAsIEnumerable => Enumerable.Range(1, TestObjectCount).Select(static x => new object());
+		protected IEnumerable<object> TestObjectsAsIEnumerable
+		{
+			get
+			{
+				for (long i = 0; i < TestObjectCount; i++)
+				{
+					yield return new object();
+				}
+			}
+		}
 
 		protected static void DoNothing<T>(T obj)
 		{

Recyclable.Collections.Benchmarks/RecyclableCollectionsBenchmarks.Array.cs

@@ -1,4 +1,5 @@
 using BenchmarkDotNet.Attributes;
+using MoreLinq.Extensions;
 
 namespace Recyclable.Collections.Benchmarks
 {
@@ -17,9 +18,10 @@ namespace Recyclable.Collections.Benchmarks
 		{
 			var data = TestObjects;
 			var dataCount = TestObjectCount;
-			for (var i = 0; i < dataCount; i++)
+			long index = 0;
+			for(var i = 0; i < dataCount; i++)
 			{
-				data[i] = TestObjects[i];
+				data[index] = TestObjects[index++];
 			}
 		}
 

Recyclable.Collections.Benchmarks/RecyclableCollectionsBenchmarks.List.cs

@@ -14,7 +14,7 @@ namespace Recyclable.Collections.Benchmarks
 		//[Benchmark(Baseline = false)]
 		public void List_Create_WithCapacity()
 		{
-			var list = new List<object>(TestObjectCount);
+			var list = new List<object>(checked((int)TestObjectCount));
 			DoNothing(list);
 		}
 
@@ -35,7 +35,7 @@ namespace Recyclable.Collections.Benchmarks
 		{
 			var data = TestObjects;
 			var dataCount = TestObjectCount;
-			var list = new List<object>(dataCount);
+			var list = new List<object>(checked((int)dataCount));
 			for (var i = 0; i < dataCount; i++)
 			{
 				list.Add(data[i]);
@@ -79,7 +79,7 @@ namespace Recyclable.Collections.Benchmarks
 		{
 			var data = TestObjects;
 			var dataCount = TestObjectCount;
-			var list = new List<object>(dataCount);
+			var list = new List<object>(checked((int)dataCount));
 			list.AddRange(data);
 		}
 

Recyclable.Collections.Benchmarks/RecyclableCollectionsBenchmarks.PooledList.cs

@@ -15,7 +15,7 @@ namespace Recyclable.Collections.Benchmarks
 		//[Benchmark]
 		public void PooledList_Create_WithCapacity()
 		{
-			using var list = new PooledList<object>(capacity: TestObjectCount);
+			using var list = new PooledList<object>(capacity: checked((int)TestObjectCount));
 			DoNothing(list);
 		}
 
@@ -36,7 +36,7 @@ namespace Recyclable.Collections.Benchmarks
 		{
 			var data = TestObjects;
 			var dataCount = TestObjectCount;
-			using var list = new PooledList<object>(capacity: dataCount);
+			using var list = new PooledList<object>(capacity: checked((int)dataCount));
 			for (var i = 0; i < dataCount; i++)
 			{
 				list.Add(data[i]);
@@ -47,7 +47,7 @@ namespace Recyclable.Collections.Benchmarks
 		public void PooledList_AddRangeWhenSourceIsArray()
 		{
 			var data = TestObjects;
-			using var list = new PooledList<object>(capacity: TestObjectCount);
+			using var list = new PooledList<object>(capacity: checked((int)TestObjectCount));
 			list.AddRange(data);
 		}
 
@@ -55,7 +55,7 @@ namespace Recyclable.Collections.Benchmarks
 		public void PooledList_AddRangeWhenSourceIsList()
 		{
 			var data = TestObjectsAsList;
-			using var list = new PooledList<object>(capacity: TestObjectCount);
+			using var list = new PooledList<object>(capacity: checked((int)TestObjectCount));
 			list.AddRange(data);
 		}
 
@@ -63,7 +63,7 @@ namespace Recyclable.Collections.Benchmarks
 		public void PooledList_AddRangeWhenSourceIsIList()
 		{
 			var data = (IList<object>)TestObjectsAsPooledList;
-			using var list = new PooledList<object>(capacity: TestObjectCount);
+			using var list = new PooledList<object>(capacity: checked((int)TestObjectCount));
 			list.AddRange(data);
 		}
 
@@ -71,7 +71,7 @@ namespace Recyclable.Collections.Benchmarks
 		public void PooledList_AddRangeWhenSourceIsIEnumerable()
 		{
 			var data = TestObjectsAsIEnumerable;
-			using var list = new PooledList<object>(capacity: TestObjectCount);
+			using var list = new PooledList<object>(capacity: checked((int)TestObjectCount));
 			list.AddRange(data);
 		}
 
@@ -79,7 +79,7 @@ namespace Recyclable.Collections.Benchmarks
 		public void PooledList_AddRangeWhenSourceIsPooledList()
 		{
 			var data = TestObjectsAsPooledList;
-			using var list = new PooledList<object>(capacity: TestObjectCount);
+			using var list = new PooledList<object>(capacity: checked((int)TestObjectCount));
 			list.AddRange(data);
 		}
 
@@ -88,7 +88,7 @@ namespace Recyclable.Collections.Benchmarks
 		{
 			var data = TestObjects;
 			var dataCount = TestObjectCount;
-			using var list = new PooledList<object>(capacity: TestObjectCount);
+			using var list = new PooledList<object>(capacity: checked((int)TestObjectCount));
 			list.AddRange(data);
 		}
 

Recyclable.Collections.Benchmarks/RecyclableCollectionsBenchmarks.RecyclableArrayList.cs

@@ -14,7 +14,7 @@ namespace Recyclable.Collections.Benchmarks
 		//[Benchmark]
 		public void RecyclableArrayList_Create_WithCapacity()
 		{
-			using var list = new RecyclableArrayList<object>(TestObjectCount);
+			using var list = new RecyclableArrayList<object>(checked((int)TestObjectCount));
 			DoNothing(list);
 		}
 
@@ -35,7 +35,7 @@ namespace Recyclable.Collections.Benchmarks
 		{
 			var data = TestObjects;
 			var dataCount = TestObjectCount;
-			using var list = new RecyclableArrayList<object>(dataCount);
+			using var list = new RecyclableArrayList<object>(checked((int)dataCount));
 			for (var i = 0; i < dataCount; i++)
 			{
 				list.Add(data[i]);
@@ -87,7 +87,7 @@ namespace Recyclable.Collections.Benchmarks
 		{
 			var data = TestObjects;
 			var dataCount = TestObjectCount;
-			using var list = new RecyclableArrayList<object>(dataCount);
+			using var list = new RecyclableArrayList<object>(checked((int)dataCount));
 			list.AddRange(data);
 		}
 

Recyclable.Collections.Benchmarks/RecyclableCollectionsBenchmarks.RecyclableList.cs

@@ -176,7 +176,7 @@ namespace Recyclable.Collections.Benchmarks
 		public void RecyclableList_GetItem_AsWhile()
 		{
 			var data = _testRecyclableList;
-			int dataCount = TestObjectCount;
+			long dataCount = TestObjectCount;
 			if (dataCount == 0)
 			{
 				return;
@@ -315,7 +315,7 @@ namespace Recyclable.Collections.Benchmarks
 		public void RecyclableList_Remove_FirstItems()
 		{
 			var data = TestObjects;
-			using var list = new RecyclableList<object>(data);
+			using var list = new RecyclableList<object>(data, minBlockSize: BlockSize, expectedItemsCount: TestObjectCount);
 			var dataCount = TestObjectCount / 10 > 0 ? TestObjectCount / 10 : TestObjectCount;
 			for (var i = 0; i < dataCount; i++)
 			{
@@ -327,7 +327,7 @@ namespace Recyclable.Collections.Benchmarks
 		public void RecyclableList_Remove_LastItems()
 		{
 			var data = TestObjects;
-			using var list = new RecyclableList<object>(data);
+			using var list = new RecyclableList<object>(data, minBlockSize: BlockSize, expectedItemsCount: TestObjectCount);
 			var dataCount = TestObjectCount / 10 > 0 ? TestObjectCount / 10 : TestObjectCount;
 			for (var i = data.Length - 1; i > data.Length - dataCount - 1; i--)
 			{
@@ -339,7 +339,7 @@ namespace Recyclable.Collections.Benchmarks
 		public void RecyclableList_RemoveAt_FirstItems()
 		{
 			var data = TestObjects;
-			using var list = new RecyclableList<object>(data);
+			using var list = new RecyclableList<object>(data, minBlockSize: BlockSize, expectedItemsCount: TestObjectCount);
 			var dataCount = TestObjectCount / 10 > 0 ? TestObjectCount / 10 : TestObjectCount;
 			for (var i = 0; i < dataCount; i++)
 			{
@@ -351,7 +351,7 @@ namespace Recyclable.Collections.Benchmarks
 		public void RecyclableList_RemoveAt_LastItems()
 		{
 			var data = TestObjects;
-			using var list = new RecyclableList<object>(data);
+			using var list = new RecyclableList<object>(data, minBlockSize: BlockSize, expectedItemsCount: TestObjectCount);
 			var dataCount = TestObjectCount / 10 > 0 ? TestObjectCount / 10 : TestObjectCount;
 			for (var i = data.Length - 1; i > data.Length - dataCount - 1; i--)
 			{

Recyclable.Collections.Benchmarks/RecyclableCollectionsBenchmarks.cs

@@ -16,9 +16,9 @@ namespace Recyclable.Collections.Benchmarks
 		public void Setup()
 		{
 			Console.WriteLine("******* GLOBAL SETUP RAISED *******");
-			_testObjects = Enumerable.Range(1, TestObjectCount).Select(x => new object()).ToArray();
-			_testRecyclableArrayList = new(TestObjects, initialCapacity: TestObjectCount);
-			_testRecyclableList = new(TestObjects, BlockSize, expectedItemsCount: TestObjectCount);
+			_testObjects = EnumerateTestObjects().ToArray();
+			_testRecyclableArrayList = new(TestObjects, initialCapacity: checked((int)TestObjectCount));
+			_testRecyclableList = new(TestObjects, BlockSize, expectedItemsCount: checked((int)TestObjectCount));
 			_testArray = TestObjects.ToArray();
 			_testObjectsAsList = TestObjects.ToList();
 			_testObjectsAsRecyclableArrayList = TestObjects.ToRecyclableArrayList();
@@ -26,6 +26,14 @@ namespace Recyclable.Collections.Benchmarks
 			_testPooledList = new PooledList<object>(TestObjects);
 		}
 
+		private IEnumerable<object> EnumerateTestObjects()
+		{
+			for (long i = 0; i < TestObjectCount; i++)
+			{
+				yield return new object();
+			}
+		}
+
 		[GlobalCleanup]
 		public void Cleanup()
 		{