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fix: MockFileSystem.GetTempPath() returns real OS temp path by default #2211

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fix: MockFileSystem.GetTempPath() returns real OS temp path by default

fix: MockFileSystem.GetTempPath() returns real OS temp path by default #2211

Re-run triggered August 16, 2026 15:02
@vbreussvbreuss
#1454
Mpdreamz:fix/mock-filesystem-temp-path-uses-real-os-path
Status Failure
Total duration 2m 4s
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on: pull_request
Matrix: Unit tests
API tests
1m 45s
API tests
Static code analysis
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33 errors and 5 warnings
Unit tests (macos-latest)
/Users/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/MockFileSystemOptions.cs(22,18): error CS8632: The annotation for nullable reference types should only be used in code within a '#nullable' annotations context. [/Users/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/TestableIO.System.IO.Abstractions.TestingHelpers.csproj::TargetFramework=netstandard2.1]
Unit tests (macos-latest)
/Users/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/MockFileSystemOptions.cs(22,18): error CS8632: The annotation for nullable reference types should only be used in code within a '#nullable' annotations context. [/Users/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/TestableIO.System.IO.Abstractions.TestingHelpers.csproj::TargetFramework=net9.0]
Unit tests (macos-latest)
/Users/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/MockFileSystemOptions.cs(22,18): error CS8632: The annotation for nullable reference types should only be used in code within a '#nullable' annotations context. [/Users/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/TestableIO.System.IO.Abstractions.TestingHelpers.csproj::TargetFramework=net8.0]
Unit tests (macos-latest)
/Users/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/MockFileSystemOptions.cs(22,18): error CS8632: The annotation for nullable reference types should only be used in code within a '#nullable' annotations context. [/Users/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/TestableIO.System.IO.Abstractions.TestingHelpers.csproj::TargetFramework=net10.0]
Unit tests (macos-latest)
/Users/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/MockFileSystemOptions.cs(22,18): error CS8632: The annotation for nullable reference types should only be used in code within a '#nullable' annotations context. [/Users/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/TestableIO.System.IO.Abstractions.TestingHelpers.csproj::TargetFramework=netstandard2.0]
Unit tests (macos-latest)
/Users/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/MockFileSystemOptions.cs(22,18): error CS8632: The annotation for nullable reference types should only be used in code within a '#nullable' annotations context. [/Users/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/TestableIO.System.IO.Abstractions.TestingHelpers.csproj::TargetFramework=net6.0]
Unit tests (macos-latest)
/Users/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/MockFileSystemOptions.cs(22,18): error CS8632: The annotation for nullable reference types should only be used in code within a '#nullable' annotations context. [/Users/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/TestableIO.System.IO.Abstractions.TestingHelpers.csproj::TargetFramework=net472]
Unit tests (macos-latest)
/Users/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/MockFileSystemOptions.cs(22,18): error CS8632: The annotation for nullable reference types should only be used in code within a '#nullable' annotations context. [/Users/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/TestableIO.System.IO.Abstractions.TestingHelpers.csproj::TargetFramework=netstandard2.1]
Unit tests (macos-latest)
/Users/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/MockFileSystemOptions.cs(22,18): error CS8632: The annotation for nullable reference types should only be used in code within a '#nullable' annotations context. [/Users/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/TestableIO.System.IO.Abstractions.TestingHelpers.csproj::TargetFramework=net9.0]
Unit tests (macos-latest)
/Users/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/MockFileSystemOptions.cs(22,18): error CS8632: The annotation for nullable reference types should only be used in code within a '#nullable' annotations context. [/Users/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/TestableIO.System.IO.Abstractions.TestingHelpers.csproj::TargetFramework=net8.0]
Unit tests (ubuntu-latest)
The strategy configuration was canceled because "unit-tests.macos-latest" failed
Unit tests (ubuntu-latest)
/home/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/MockFileSystemOptions.cs(22,18): error CS8632: The annotation for nullable reference types should only be used in code within a '#nullable' annotations context. [/home/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/TestableIO.System.IO.Abstractions.TestingHelpers.csproj::TargetFramework=net10.0]
Unit tests (ubuntu-latest)
/home/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/MockFileSystemOptions.cs(22,18): error CS8632: The annotation for nullable reference types should only be used in code within a '#nullable' annotations context. [/home/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/TestableIO.System.IO.Abstractions.TestingHelpers.csproj::TargetFramework=net9.0]
Unit tests (ubuntu-latest)
/home/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/MockFileSystemOptions.cs(22,18): error CS8632: The annotation for nullable reference types should only be used in code within a '#nullable' annotations context. [/home/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/TestableIO.System.IO.Abstractions.TestingHelpers.csproj::TargetFramework=net472]
Unit tests (ubuntu-latest)
/home/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/MockFileSystemOptions.cs(22,18): error CS8632: The annotation for nullable reference types should only be used in code within a '#nullable' annotations context. [/home/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/TestableIO.System.IO.Abstractions.TestingHelpers.csproj::TargetFramework=netstandard2.0]
Unit tests (ubuntu-latest)
/home/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/MockFileSystemOptions.cs(22,18): error CS8632: The annotation for nullable reference types should only be used in code within a '#nullable' annotations context. [/home/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/TestableIO.System.IO.Abstractions.TestingHelpers.csproj::TargetFramework=net6.0]
Unit tests (ubuntu-latest)
/home/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/MockFileSystemOptions.cs(22,18): error CS8632: The annotation for nullable reference types should only be used in code within a '#nullable' annotations context. [/home/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/TestableIO.System.IO.Abstractions.TestingHelpers.csproj::TargetFramework=net8.0]
Unit tests (ubuntu-latest)
/home/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/MockFileSystemOptions.cs(22,18): error CS8632: The annotation for nullable reference types should only be used in code within a '#nullable' annotations context. [/home/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/TestableIO.System.IO.Abstractions.TestingHelpers.csproj::TargetFramework=netstandard2.1]
Unit tests (ubuntu-latest)
/home/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/MockFileSystemOptions.cs(22,18): error CS8632: The annotation for nullable reference types should only be used in code within a '#nullable' annotations context. [/home/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/TestableIO.System.IO.Abstractions.TestingHelpers.csproj::TargetFramework=net10.0]
Unit tests (ubuntu-latest)
/home/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/MockFileSystemOptions.cs(22,18): error CS8632: The annotation for nullable reference types should only be used in code within a '#nullable' annotations context. [/home/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/TestableIO.System.IO.Abstractions.TestingHelpers.csproj::TargetFramework=net9.0]
Unit tests (ubuntu-latest)
/home/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/MockFileSystemOptions.cs(22,18): error CS8632: The annotation for nullable reference types should only be used in code within a '#nullable' annotations context. [/home/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/TestableIO.System.IO.Abstractions.TestingHelpers.csproj::TargetFramework=net472]
Unit tests (windows-latest)
The strategy configuration was canceled because "unit-tests.macos-latest" failed
Unit tests (windows-latest)
The operation was canceled.
API tests
/home/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/MockFileSystemOptions.cs(22,18): error CS8632: The annotation for nullable reference types should only be used in code within a '#nullable' annotations context. [/home/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/TestableIO.System.IO.Abstractions.TestingHelpers.csproj::TargetFramework=net9.0]
API tests
/home/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/MockFileSystemOptions.cs(22,18): error CS8632: The annotation for nullable reference types should only be used in code within a '#nullable' annotations context. [/home/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/TestableIO.System.IO.Abstractions.TestingHelpers.csproj::TargetFramework=net6.0]
API tests
/home/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/MockFileSystemOptions.cs(22,18): error CS8632: The annotation for nullable reference types should only be used in code within a '#nullable' annotations context. [/home/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/TestableIO.System.IO.Abstractions.TestingHelpers.csproj::TargetFramework=net472]
API tests
/home/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/MockFileSystemOptions.cs(22,18): error CS8632: The annotation for nullable reference types should only be used in code within a '#nullable' annotations context. [/home/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/TestableIO.System.IO.Abstractions.TestingHelpers.csproj::TargetFramework=netstandard2.1]
API tests
/home/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/MockFileSystemOptions.cs(22,18): error CS8632: The annotation for nullable reference types should only be used in code within a '#nullable' annotations context. [/home/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/TestableIO.System.IO.Abstractions.TestingHelpers.csproj::TargetFramework=net10.0]
API tests
/home/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/MockFileSystemOptions.cs(22,18): error CS8632: The annotation for nullable reference types should only be used in code within a '#nullable' annotations context. [/home/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/TestableIO.System.IO.Abstractions.TestingHelpers.csproj::TargetFramework=net8.0]
API tests
/home/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/MockFileSystemOptions.cs(22,18): error CS8632: The annotation for nullable reference types should only be used in code within a '#nullable' annotations context. [/home/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/TestableIO.System.IO.Abstractions.TestingHelpers.csproj::TargetFramework=netstandard2.0]
API tests
/home/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/MockFileSystemOptions.cs(22,18): error CS8632: The annotation for nullable reference types should only be used in code within a '#nullable' annotations context. [/home/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/TestableIO.System.IO.Abstractions.TestingHelpers.csproj::TargetFramework=net9.0]
API tests
/home/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/MockFileSystemOptions.cs(22,18): error CS8632: The annotation for nullable reference types should only be used in code within a '#nullable' annotations context. [/home/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/TestableIO.System.IO.Abstractions.TestingHelpers.csproj::TargetFramework=net6.0]
API tests
/home/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/MockFileSystemOptions.cs(22,18): error CS8632: The annotation for nullable reference types should only be used in code within a '#nullable' annotations context. [/home/runner/work/System.IO.Abstractions/System.IO.Abstractions/src/TestableIO.System.IO.Abstractions.TestingHelpers/TestableIO.System.IO.Abstractions.TestingHelpers.csproj::TargetFramework=net472]
Unit tests (macos-latest)
No files were found with the provided path: ./Artifacts/* ./TestResults/*.trx. No artifacts will be uploaded.
Unit tests (ubuntu-latest)
No files were found with the provided path: ./Artifacts/* ./TestResults/*.trx. No artifacts will be uploaded.
Unit tests (windows-latest)
No files were found with the provided path: ./Artifacts/* ./TestResults/*.trx. No artifacts will be uploaded.
API tests
No files were found with the provided path: ./Artifacts/* ./TestResults/*.trx. No artifacts will be uploaded.
Publish Tests Results
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