Fix test and infrastructure blocking code coverage runs (#6790)

* Fix Remove-Item test to use a test directory instead of relying on pre-existing directory
* Increase timeout as we are regularly going over it.

test/powershell/Modules/Microsoft.PowerShell.Management/FileSystem.Tests.ps1

@@ -256,8 +256,7 @@ Describe "Basic FileSystem Provider Tests" -Tags "CI" {
             @{cmdline = "Get-ChildItem $protectedPath -ErrorAction Stop"; expectedError = "DirUnauthorizedAccessError,Microsoft.PowerShell.Commands.GetChildItemCommand"}
             @{cmdline = "New-Item -Type File -Path $newItemPath -ErrorAction Stop"; expectedError = "NewItemUnauthorizedAccessError,Microsoft.PowerShell.Commands.NewItemCommand"}
             @{cmdline = "Rename-Item -Path $protectedPath -NewName bar -ErrorAction Stop"; expectedError = "RenameItemIOError,Microsoft.PowerShell.Commands.RenameItemCommand"},
-            @{cmdline = "Move-Item -Path $protectedPath -Destination bar -ErrorAction Stop"; expectedError = "MoveDirectoryItemIOError,Microsoft.PowerShell.Commands.MoveItemCommand"},
-            @{cmdline = "Remove-Item -Path $protectedPath -ErrorAction Stop"; expectedError = "RemoveItemUnauthorizedAccessError,Microsoft.PowerShell.Commands.RemoveItemCommand"}
+            @{cmdline = "Move-Item -Path $protectedPath -Destination bar -ErrorAction Stop"; expectedError = "MoveDirectoryItemIOError,Microsoft.PowerShell.Commands.MoveItemCommand"}
         ) {
             param ($cmdline, $expectedError)
 
@@ -1388,3 +1387,40 @@ Describe "UNC paths" -Tags 'CI' {
         }
     }
 }
+
+Describe "Remove-Item UnAuthorized Access" -Tags "CI", "RequireAdminOnWindows" {
+    BeforeAll {
+        if ($IsWindows) {
+            $folder = Join-Path $TestDrive "UnAuthFolder"
+            $protectedPath = (New-Item $folder -ItemType Directory).FullName
+        }
+    }
+
+    It "Access-denied test for removing a folder" -Skip:(-not $IsWindows) {
+
+        # The expected error is returned when there is a empty directory with the user does not have authorization to is deleted.
+        # It cannot have 'System. 'Hidden' or 'ReadOnly' attribute as well as -Force should not be used.
+
+        $powershell = Join-Path $PSHOME "pwsh"
+        $errorFile = Join-Path (Get-Item $testdrive).FullName "RemoveItemError.txt"
+        $cmdline = "$powershell -c Remove-Item -Path $protectedPath -ErrorVariable err ;`$err.FullyQualifiedErrorId | Out-File $errorFile"
+
+        ## Remove inheritance
+        $acl = Get-Acl $protectedPath
+        $acl.SetAccessRuleProtection($true, $true)
+        Set-Acl $protectedPath $acl
+
+        ## Remove ACL
+        $acl = Get-Acl $protectedPath
+        $acl.Access | ForEach-Object { $acl.RemoveAccessRule($_) } | Out-Null
+
+        # Add local admin
+        $rule = [System.Security.AccessControl.FileSystemAccessRule]::new("BUILTIN\Administrators","FullControl", "Allow")
+        $acl.SetAccessRule($rule)
+        Set-Acl $protectedPath $acl
+
+        runas.exe /trustlevel:0x20000 "$cmdline"
+        Wait-FileToBePresent -File $errorFile -TimeoutInSeconds 10
+        Get-Content $errorFile | Should -BeExactly 'RemoveItemUnauthorizedAccessError,Microsoft.PowerShell.Commands.RemoveItemCommand'
+    }
+}

test/tools/OpenCover/OpenCover.psm1

@@ -711,9 +711,9 @@ function Invoke-OpenCover
             "$openCoverBin $cmdlineUnelevated" | Out-File -FilePath $unelevatedFile -Force
             runas.exe /trustlevel:0x20000 "powershell.exe -file $unelevatedFile"
             # poll for process exit every 60 seconds
-            # timeout of 6 hours
-            # Runs currently take about 2.5 - 3 hours, we picked 6 hours to be substantially larger.
-            $timeOut = ([datetime]::Now).AddHours(6)
+            # timeout of 12 hours
+            # Runs currently take about 8-9 hours, we picked 12 hours to be substantially larger.
+            $timeOut = ([datetime]::Now).AddHours(12)
 
             $openCoverExited = $false
 
@@ -732,7 +732,7 @@ function Invoke-OpenCover
 
             if(-not $openCoverExited)
             {
-                throw "Opencover has not exited in 6 hours"
+                throw "Opencover has not exited in 12 hours"
             }
         }
         finally