test: Test code improvements (#1655)

* chore: Add .worktrees/ to .gitignore for parallel development

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Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

* chore: Remove unused FakeTimeProvider imports (#1653)

Remove the unused `Microsoft.Extensions.Time.Testing` import from three
NotInParallel test files that no longer use FakeTimeProvider.

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Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

* test: Add cleanup for ZipTests artifacts (#1652)

Add [After(Class)] cleanup method to ZipTests to delete LoremData.zip and
LoremDataUnzipped directory after tests complete, preventing test artifacts
from accumulating in the working directory.

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Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

---------

Co-authored-by: Claude Opus 4.5 <noreply@anthropic.com>

Author: thomhurst

test/ModularPipelines.UnitTests/Helpers/ZipTests.cs

@@ -8,6 +8,25 @@ namespace ModularPipelines.UnitTests.Helpers;
 
 public class ZipTests : TestBase
 {
+    [After(Class)]
+    public static async Task Cleanup()
+    {
+        await Task.CompletedTask;
+
+        var zipFile = Path.Combine(TestContext.WorkingDirectory, "LoremData.zip");
+        var unzippedDir = Path.Combine(TestContext.WorkingDirectory, "LoremDataUnzipped");
+
+        if (System.IO.File.Exists(zipFile))
+        {
+            System.IO.File.Delete(zipFile);
+        }
+
+        if (Directory.Exists(unzippedDir))
+        {
+            Directory.Delete(unzippedDir, recursive: true);
+        }
+    }
+
     private class ZipModule : Module<string>
     {
         public override async Task<string?> ExecuteAsync(IModuleContext context, CancellationToken cancellationToken)

test/ModularPipelines.UnitTests/NotInParallelTests.cs

@@ -1,5 +1,4 @@
 using System.Collections.Concurrent;
-using Microsoft.Extensions.Time.Testing;
 using ModularPipelines.Attributes;
 using ModularPipelines.Context;
 using ModularPipelines.Modules;

test/ModularPipelines.UnitTests/NotInParallelTestsWithConstraintKeys.cs

@@ -1,5 +1,4 @@
 using System.Collections.Concurrent;
-using Microsoft.Extensions.Time.Testing;
 using ModularPipelines.Context;
 using ModularPipelines.Modules;
 using ModularPipelines.TestHelpers;

test/ModularPipelines.UnitTests/NotInParallelTestsWithMultipleConstraintKeys.cs

@@ -1,5 +1,4 @@
 using System.Collections.Concurrent;
-using Microsoft.Extensions.Time.Testing;
 using ModularPipelines.Context;
 using ModularPipelines.Modules;
 using ModularPipelines.TestHelpers;