Test Explorer is empty and 'No tests found in the selected file or folder' for Run/Debug Tests context menu

[kosa-gyula-77]

C# test project references

  <PropertyGroup>
    <TargetFramework>net6.0</TargetFramework>
    <IsTestProject>true</IsTestProject>
  </PropertyGroup>

  <ItemGroup>
    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.5.0" />
    <PackageReference Include="NUnit" Version="3.13.3" />
    <PackageReference Include="NUnit3TestAdapter" Version="4.4.2" />
    <PackageReference Include="NUnit.Analyzers" Version="3.6.1" />
    <PackageReference Include="coverlet.collector" Version="3.2.0" />
  </ItemGroup>

Visual Studio Code

Version: 1.95.3 (user setup)
Commit: f1a4fb1
Date: 2024-11-13T14:50:04.152Z
Electron: 32.2.1
ElectronBuildId: 10427718
Chromium: 128.0.6613.186
Node.js: 20.18.0
V8: 12.8.374.38-electron.0
OS: Windows_NT x64 10.0.22631

C# Dev Kit

v1.13.9

Symptoms

1. Test Explorer is empty. It renders 'No tests have been found in the worskpace yet.'
2. 'No tests found in the selected file or folder' is rendered when selecting Run Tests/Debug Tests context menu on a test class file or test project.

[vs-code-engineering]

This issue is caused by an extension, please file it with the repository (or contact) the extension has linked in its overview in VS Code or the marketplace for VS Code. See also our issue reporting guidelines. If you don't know which extension is causing the problem, you can run Help: Start extension bisect from the command palette (F1) to help identify the problem extension.

Happy Coding!

[kosa-gyula-77]

Reported at microsoft/vscode-dotnettools#1620