Try to run tests twice in parallel

Author: GrahamTheCoder

.github/workflows/dotnet-tests.yml

@@ -0,0 +1,34 @@
+name: .NET Tests
+
+on:
+  workflow_call:
+    inputs:
+      runs-on:
+        required: true
+        type: string
+      vs-version:
+        required: true
+        type: string
+
+jobs:
+  test:
+    runs-on: ${{ inputs.runs-on }}
+
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Setup .NET
+      uses: actions/setup-dotnet@v4
+      with:
+        dotnet-version: 10.0.x
+
+    - name: Add msbuild to PATH
+      uses: microsoft/setup-msbuild@v2
+      with:
+        vs-version: ${{ inputs.vs-version }}
+
+    - name: Build
+      run: dotnet build DotNetBuildable.slnf /p:Configuration=Release
+
+    - name: Execute unit tests
+      run: dotnet test Tests/bin/Release/ICSharpCode.CodeConverter.Tests.dll

.github/workflows/dotnet.yml

@@ -46,11 +46,6 @@ jobs:
     - name: MSBuild Vsix
       run: msbuild Vsix\Vsix.csproj -restore /p:Configuration=$env:BuildTarget
 
-    - name: Execute unit tests
-      run: dotnet test $env:Tests1
-      env:
-        Tests1: Tests/bin/${{ env.BuildTarget }}/ICSharpCode.CodeConverter.Tests.dll
-
     - name: Run vitest
       working-directory: Web
       run: npm test -- --run
@@ -80,4 +75,15 @@ jobs:
       with:
         name: ICSharpCode.CodeConverter.Func.${{ env.BuildVersion }}.zip
         path: Func/bin/${{ env.BuildTarget }}/publish/
-          
+
+  test-vs2022:
+    uses: ./.github/workflows/dotnet-tests.yml
+    with:
+      runs-on: windows-2022
+      vs-version: '[17.0,18.0)'
+
+  test-vs2026:
+    uses: ./.github/workflows/dotnet-tests.yml
+    with:
+      runs-on: windows-2025-vs2026
+      vs-version: '[18.0,)'

.gitignore

@@ -289,3 +289,4 @@ __pycache__/
 /.nuget
 /web/.vite/
 /web/dist/
+.claude/settings.local.json