From 2168385f2e824c4cb03841e4bca052e70bc1f69a Mon Sep 17 00:00:00 2001
From: Adam Hathcock <ADH@chersoft.com>
Date: Mon, 19 Oct 2026 10:52:07 +0100
Subject: [PATCH] fixes for release

---
 tests/SharpCompress.Test/Streams/Lzma2TruncationTests.cs  | 8 ++++++++
 .../Streams/LzmaDictionaryAllocationTests.cs              | 7 ++++---
 tests/SharpCompress.Test/Zip/ShrinkAllocationTests.cs     | 2 +-
 3 files changed, 13 insertions(+), 4 deletions(-)

diff --git a/tests/SharpCompress.Test/Streams/Lzma2TruncationTests.cs b/tests/SharpCompress.Test/Streams/Lzma2TruncationTests.cs
index 4fa16d41..32dd795c 100644
--- a/tests/SharpCompress.Test/Streams/Lzma2TruncationTests.cs
+++ b/tests/SharpCompress.Test/Streams/Lzma2TruncationTests.cs
@@ -92,7 +92,11 @@ public class Lzma2TruncationTests
             data[i] = Convert.ToByte(TruncatedXzHex.Substring(i * 2, 2), 16);
         }
         using var input = new MemoryStream(data);
+#if LEGACY_DOTNET
+        using var decoder = new XZStream(input);
+#else
         await using var decoder = new XZStream(input);
+#endif
         if (useAsync)
         {
             await Assert.ThrowsAnyAsync<SharpCompressException>(() =>
@@ -116,7 +120,11 @@ public class Lzma2TruncationTests
             await using var archive = await ArchiveFactory.OpenAsyncArchive(input);
             await foreach (var entry in archive.EntriesAsync)
             {
+#if LEGACY_DOTNET
+                using var stream = await entry.OpenEntryStreamAsync(CancellationToken.None);
+#else
                 await using var stream = await entry.OpenEntryStreamAsync(CancellationToken.None);
+#endif
                 await Assert.ThrowsAnyAsync<SharpCompressException>(() =>
                     stream.CopyToAsync(Stream.Null, 81920, CancellationToken.None)
                 );
diff --git a/tests/SharpCompress.Test/Streams/LzmaDictionaryAllocationTests.cs b/tests/SharpCompress.Test/Streams/LzmaDictionaryAllocationTests.cs
index 6e8d536f..fefb6432 100644
--- a/tests/SharpCompress.Test/Streams/LzmaDictionaryAllocationTests.cs
+++ b/tests/SharpCompress.Test/Streams/LzmaDictionaryAllocationTests.cs
@@ -1,4 +1,5 @@
 using System;
+using System.Buffers;
 using System.IO;
 using System.Threading;
 using System.Threading.Tasks;
@@ -84,7 +85,7 @@ public class LzmaDictionaryAllocationTests
         bool useAsync
     )
     {
-        using var window = new OutWindow();
+        using var window = new OutWindow(ArrayPool<byte>.Create());
         window.Create(int.MaxValue);
         window.SetLimit(int.MaxValue);
         using var input = new MemoryStream(new byte[] { 1 });
@@ -116,7 +117,7 @@ public class LzmaDictionaryAllocationTests
     [Fact]
     public void Lzma_Huge_Dictionary_Starts_Small_And_Grows_With_History()
     {
-        using var window = new OutWindow();
+        using var window = new OutWindow(ArrayPool<byte>.Create());
         window.Create(int.MaxValue);
         Assert.InRange(window.BufferCapacity, 1, 4096);
         Assert.Equal(0, window.GetByte(0));
@@ -188,7 +189,7 @@ public class LzmaDictionaryAllocationTests
     [InlineData(true)]
     public async Task Lzma_Preset_Dictionary_Does_Not_Allocate_Declared_Window(bool useAsync)
     {
-        using var window = new OutWindow();
+        using var window = new OutWindow(ArrayPool<byte>.Create());
         window.Create(int.MaxValue);
         using var preset = new MemoryStream(new byte[] { 1, 2, 3 });
         if (useAsync)
diff --git a/tests/SharpCompress.Test/Zip/ShrinkAllocationTests.cs b/tests/SharpCompress.Test/Zip/ShrinkAllocationTests.cs
index 4fd281de..d196e804 100644
--- a/tests/SharpCompress.Test/Zip/ShrinkAllocationTests.cs
+++ b/tests/SharpCompress.Test/Zip/ShrinkAllocationTests.cs
@@ -37,7 +37,7 @@ public class ShrinkAllocationTests
     [Fact]
     public void Shrink_Grows_Only_For_Actual_Output()
     {
-        var pool = ArrayPool<byte>.Shared;
+        var pool = ArrayPool<byte>.Create();
         var status = HwUnshrink.UnshrinkGrowing(
             new byte[] { 65, 132, 0 },
             3,