Recyclable.Collections.TestData.xUnit package added.

Recyclable.Collections.TestData.xUnit/ItemsCountWithBlockSizeTheoryData.cs

@@ -0,0 +1,15 @@
+using Xunit;
+
+namespace Recyclable.Collections.TestData.xUnit
+{
+	public class ItemsCountWithBlockSizeTheoryData : TheoryData<long, int>
+	{
+		public ItemsCountWithBlockSizeTheoryData()
+		{
+			foreach (var (ItemsCount, BlockSize) in RecyclableLongListTestData.TargetDataVariants)
+			{
+				Add(ItemsCount, BlockSize);
+			}
+		}
+	}
+}