From 5b2188ca4f43d68b84264a2036db887598e1189e Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Fri, 12 Jun 2026 06:50:37 +0000
Subject: [PATCH 1/2] Disable test parallelization for console-output tests

Co-authored-by: BenjaminMichaelis <22186029+BenjaminMichaelis@users.noreply.github.com>
---
 ListingManager.Tests/AssemblyInfo.cs | 3 +++
 1 file changed, 3 insertions(+)
 create mode 100644 ListingManager.Tests/AssemblyInfo.cs

diff --git a/ListingManager.Tests/AssemblyInfo.cs b/ListingManager.Tests/AssemblyInfo.cs
new file mode 100644
index 0000000..2171200
--- /dev/null
+++ b/ListingManager.Tests/AssemblyInfo.cs
@@ -0,0 +1,3 @@
+using Xunit;
+
+[assembly: CollectionBehavior(DisableTestParallelization = true)]

From 14d96f9fcdfe717ea9b6430e9f6e7aa21358ccf8 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Sat, 13 Jun 2026 06:13:00 +0000
Subject: [PATCH 2/2] Make console scan test safe for parallel runs

Co-authored-by: BenjaminMichaelis <22186029+BenjaminMichaelis@users.noreply.github.com>
---
 ListingManager.Tests/AssemblyInfo.cs          |  3 --
 .../ConsoleOutputCollection.cs                |  9 ++++++
 ListingManager.Tests/ScanManagerTests.cs      | 30 +++++++++++++++----
 3 files changed, 34 insertions(+), 8 deletions(-)
 delete mode 100644 ListingManager.Tests/AssemblyInfo.cs
 create mode 100644 ListingManager.Tests/ConsoleOutputCollection.cs

diff --git a/ListingManager.Tests/AssemblyInfo.cs b/ListingManager.Tests/AssemblyInfo.cs
deleted file mode 100644
index 2171200..0000000
--- a/ListingManager.Tests/AssemblyInfo.cs
+++ /dev/null
@@ -1,3 +0,0 @@
-using Xunit;
-
-[assembly: CollectionBehavior(DisableTestParallelization = true)]
diff --git a/ListingManager.Tests/ConsoleOutputCollection.cs b/ListingManager.Tests/ConsoleOutputCollection.cs
new file mode 100644
index 0000000..a515282
--- /dev/null
+++ b/ListingManager.Tests/ConsoleOutputCollection.cs
@@ -0,0 +1,9 @@
+using Xunit;
+
+namespace EssentialCSharp.ListingManager.Tests;
+
+[CollectionDefinition(Name, DisableParallelization = true)]
+public sealed class ConsoleOutputCollection
+{
+    public const string Name = "Console output collection";
+}
diff --git a/ListingManager.Tests/ScanManagerTests.cs b/ListingManager.Tests/ScanManagerTests.cs
index b33b8fd..39a6b85 100644
--- a/ListingManager.Tests/ScanManagerTests.cs
+++ b/ListingManager.Tests/ScanManagerTests.cs
@@ -1,8 +1,8 @@
-using IntelliTect.TestTools.Console;
-using Xunit;
+using Xunit;
 
 namespace EssentialCSharp.ListingManager.Tests;
 
+[Collection(ConsoleOutputCollection.Name)]
 public class ScanManagerTests : TempFileTestBase
 {
     [Fact]
@@ -18,8 +18,11 @@ public void ScanForMissingTests()
             Path.Join("Chapter02.Tests","Listing02.06.Something.Tests.cs")
         };
 
-        const string expected = @"Missing test for 1.1
-Missing test for 2.4";
+        List<string> expected = new()
+        {
+            "Missing test for 1.1",
+            "Missing test for 2.4"
+        };
 
         List<string> toWrite = 
         [
@@ -37,6 +40,23 @@ public void ScanForMissingTests()
         CreateTempDirectory(tempDir, "Chapter02.Tests");
         WriteFiles(tempDir, filesToMake, toWrite);
 
-        ConsoleAssert.Expect(expected, () => ScanManager.ScanForAllMissingTests(tempDir, false));
+        TextWriter originalOut = Console.Out;
+        using StringWriter output = new();
+        try
+        {
+            Console.SetOut(output);
+            ScanManager.ScanForAllMissingTests(tempDir, false);
+        }
+        finally
+        {
+            Console.SetOut(originalOut);
+        }
+
+        List<string> actual = output.ToString()
+            .Split(Environment.NewLine, StringSplitOptions.RemoveEmptyEntries)
+            .OrderBy(line => line, StringComparer.Ordinal)
+            .ToList();
+
+        Assert.Equal(expected.OrderBy(line => line, StringComparer.Ordinal), actual);
     }
 }