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Fix DirectoryInfo.CreateSubdirectory failing on root directories #125708

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Fix DirectoryInfo.CreateSubdirectory failing on root directories #125708

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Copilot Mar 18, 2026
236af6a
Fix CreateSubdirectory for root dirs: extend Unix test to AnyUnix
Copilot Mar 18, 2026
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4 changes: 2 additions & 2 deletions ...aries/System.Runtime/tests/System.IO.FileSystem.Tests/DirectoryInfo/CreateSubdirectory.cs
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Expand Up @@ -244,8 +244,8 @@ public void CreateSubdirectory_RootDriveSubfolder_Windows()
}

[Fact]
[PlatformSpecific(TestPlatforms.Linux)]
public void CreateSubdirectory_RootDriveSubfolder_ThrowsUnauthorizedAccessException_Linux()
[PlatformSpecific(TestPlatforms.AnyUnix)]
public void CreateSubdirectory_RootDriveSubfolder_ThrowsUnauthorizedAccessException_Unix()
{
DirectoryInfo rootDirectory = new DirectoryInfo("/");
string testFolderName = GetTestFileName();
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