From a92ce90252be88fc9f7a79986853bfc147b87d77 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Mon, 5 Jan 2026 17:38:17 +0000
Subject: [PATCH] Fix path validation and add iteration cleanup to prevent file
 reuse

Co-authored-by: adamhathcock <527620+adamhathcock@users.noreply.github.com>
---
 tests/SharpCompress.Performance/BenchmarkBase.cs   |  8 ++++++++
 tests/SharpCompress.Performance/WriteBenchmarks.cs | 13 +++++++++++++
 2 files changed, 21 insertions(+)

diff --git a/tests/SharpCompress.Performance/BenchmarkBase.cs b/tests/SharpCompress.Performance/BenchmarkBase.cs
index 55b66f5a..6d9c3388 100644
--- a/tests/SharpCompress.Performance/BenchmarkBase.cs
+++ b/tests/SharpCompress.Performance/BenchmarkBase.cs
@@ -16,6 +16,14 @@ public class BenchmarkBase
             "SharpCompress.Performance",
             StringComparison.OrdinalIgnoreCase
         );
+
+        if (index == -1)
+        {
+            throw new InvalidOperationException(
+                "Could not locate SharpCompress.Performance in the base directory path"
+            );
+        }
+
         var path = AppDomain.CurrentDomain.BaseDirectory.Substring(0, index);
         var solutionBasePath =
             Path.GetDirectoryName(path)
diff --git a/tests/SharpCompress.Performance/WriteBenchmarks.cs b/tests/SharpCompress.Performance/WriteBenchmarks.cs
index 95c31cdb..02c69a36 100644
--- a/tests/SharpCompress.Performance/WriteBenchmarks.cs
+++ b/tests/SharpCompress.Performance/WriteBenchmarks.cs
@@ -34,6 +34,19 @@ public class WriteBenchmarks : BenchmarkBase
         }
     }
 
+    [IterationCleanup]
+    public void IterationCleanup()
+    {
+        // Clean up created archives after each iteration to avoid file reuse affecting measurements
+        if (Directory.Exists(_tempOutputPath))
+        {
+            foreach (var file in Directory.GetFiles(_tempOutputPath))
+            {
+                File.Delete(file);
+            }
+        }
+    }
+
     [GlobalCleanup]
     public void Cleanup()
     {