PowerShell · iSazonov · Jan 5, 2020 · Dec 21, 2019
diff --git a/test/powershell/Host/ConsoleHost.Tests.ps1 b/test/powershell/Host/ConsoleHost.Tests.ps1
@@ -244,17 +244,17 @@ Describe "ConsoleHost unit tests" -tags "Feature" {
 '@
             $testFilePath = Join-Path $TestDrive "test.ps1"
             Set-Content -Path $testFilePath -Value $testScript
-            $observed = echo hello | pwsh -noprofile $testFilePath e -
+            $observed = echo hello | & $powershell -noprofile $testFilePath e -
             $observed | Should -BeExactly "h-llo"
         }
 
         It "Empty command should fail" {
-            pwsh -noprofile -c ''
+            & $powershell -noprofile -c ''
             $LASTEXITCODE | Should -Be 64
         }
 
         It "Whitespace command should succeed" {
-            pwsh -noprofile -c ' ' | Should -BeNullOrEmpty
+            & $powershell -noprofile -c ' ' | Should -BeNullOrEmpty
             $LASTEXITCODE | Should -Be 0
         }
     }
@@ -655,7 +655,7 @@ namespace StackTest {
 
     Context "PATH environment variable" {
         It "`$PSHOME should be in front so that pwsh.exe starts current running PowerShell" {
-            pwsh -v | Should -Match $psversiontable.GitCommitId
+            & $powershell -v | Should -Match $psversiontable.GitCommitId
         }
 
         It "powershell starts if PATH is not set" -Skip:($IsWindows) {
@@ -731,7 +731,7 @@ namespace StackTest {
 "@ > $PROFILE
 
             try {
-                $out = pwsh -workingdirectory ~ -c '(Get-Location).Path'
+                $out = & $powershell -workingdirectory ~ -c '(Get-Location).Path'
                 $out | Should -HaveCount 2
                 $out[0] | Should -BeExactly (Get-Item ~).FullName
                 $out[1] | Should -BeExactly "$testdrive"
@@ -879,7 +879,7 @@ public enum ShowWindowCommands : int
         param ($WindowStyle)
 
         try {
-            $ps = Start-Process pwsh -ArgumentList "-WindowStyle $WindowStyle -noexit -interactive" -PassThru
+            $ps = Start-Process $powershell -ArgumentList "-WindowStyle $WindowStyle -noexit -interactive" -PassThru
             $startTime = Get-Date
             $showCmd = "Unknown"
             while (((Get-Date) - $startTime).TotalSeconds -lt 10 -and $showCmd -ne $WindowStyle) {
@@ -894,7 +894,7 @@ public enum ShowWindowCommands : int
     }
 
     It "Invalid -WindowStyle returns error" {
-        pwsh -WindowStyle invalid
+        & $powershell -WindowStyle invalid
         $LASTEXITCODE | Should -Be $ExitCodeBadCommandLineParameter
     }
 }

diff --git a/test/powershell/Host/ScreenReader.Tests.ps1 b/test/powershell/Host/ScreenReader.Tests.ps1
@@ -44,7 +44,7 @@ Describe "Validate start of console host" -Tag CI {
     }
 
     It "PSReadLine should not be auto-loaded when screen reader status is active" -Skip:(-not $IsWindows) {
-        $output = pwsh -noprofile -noexit -c "Get-Module PSReadLine; exit"
+        $output = & "$PSHOME/pwsh" -noprofile -noexit -c "Get-Module PSReadLine; exit"
         $output.Length | Should -BeExactly 2
 
         ## The warning message about screen reader should be returned, but the PSReadLine module should not be loaded.

diff --git a/test/powershell/Host/Startup.Tests.ps1 b/test/powershell/Host/Startup.Tests.ps1
@@ -99,7 +99,7 @@ Describe "Validate start of console host" -Tag CI {
             Remove-Item $profileDataFile -Force
         }
 
-        $loadedAssemblies = pwsh -noprofile -command '([System.AppDomain]::CurrentDomain.GetAssemblies()).manifestmodule | Where-Object { $_.Name -notlike ""<*>"" } | ForEach-Object { $_.Name }'
+        $loadedAssemblies = & "$PSHOME/pwsh" -noprofile -command '([System.AppDomain]::CurrentDomain.GetAssemblies()).manifestmodule | Where-Object { $_.Name -notlike ""<*>"" } | ForEach-Object { $_.Name }'
     }
 
     It "No new assemblies are loaded" {

diff --git a/test/powershell/Language/Parser/UsingAssembly.Tests.ps1 b/test/powershell/Language/Parser/UsingAssembly.Tests.ps1
@@ -74,25 +74,25 @@ public class ABC {}
         }
 #>
         It "Assembly loaded at runtime" -pending {
-            $assemblies = pwsh -noprofile -command @"
+            $assemblies = & "$PSHOME/pwsh" -noprofile -command @"
     using assembly .\UsingAssemblyTest$guid.dll
     [Appdomain]::CurrentDomain.GetAssemblies().GetName().Name
 "@
             $assemblies -contains "UsingAssemblyTest$guid" | Should -BeTrue
 
-            $assemblies = pwsh -noprofile -command @"
+            $assemblies = & "$PSHOME/pwsh" -noprofile -command @"
     using assembly $PSScriptRoot\UsingAssemblyTest$guid.dll
     [Appdomain]::CurrentDomain.GetAssemblies().GetName().Name
 "@
             $assemblies -contains "UsingAssemblyTest$guid" | Should -BeTrue
 
-            $assemblies = pwsh -noprofile -command @"
+            $assemblies = & "$PSHOME/pwsh" -noprofile -command @"
     using assembly System.Drawing
     [Appdomain]::CurrentDomain.GetAssemblies().GetName().Name
 "@
             $assemblies -contains "System.Drawing" | Should -BeTrue
 
-            $assemblies = pwsh -noprofile -command @"
+            $assemblies = & "$PSHOME/pwsh" -noprofile -command @"
     using assembly 'System.Drawing, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a'
     [Appdomain]::CurrentDomain.GetAssemblies().GetName().Name
 "@

diff --git a/test/powershell/Language/Scripting/NativeExecution/NativeStreams.Tests.ps1 b/test/powershell/Language/Scripting/NativeExecution/NativeStreams.Tests.ps1
@@ -1,7 +1,9 @@
 # Copyright (c) Microsoft Corporation. All rights reserved.
 # Licensed under the MIT License.
 Describe "Native streams behavior with PowerShell" -Tags 'CI' {
-    $powershell = Join-Path -Path $PsHome -ChildPath "pwsh"
+    BeforeAll {
+        $powershell = Join-Path -Path $PsHome -ChildPath "pwsh"
+    }
 
     Context "Error stream" {
         # we are using powershell itself as an example of a native program.
@@ -57,7 +59,7 @@ Describe "Native streams behavior with PowerShell" -Tags 'CI' {
             while ($longtext.Length -lt [console]::WindowWidth) {
                 $longtext += $longtext
             }
-            pwsh -c "& { [Console]::Error.WriteLine('$longtext') }" 2>&1 > $testdrive\error.txt
+            & $powershell -c "& { [Console]::Error.WriteLine('$longtext') }" 2>&1 > $testdrive\error.txt
             $e = Get-Content -Path $testdrive\error.txt
             $e.Count | Should -Be 1
             $e | Should -BeExactly $longtext

diff --git a/test/powershell/Modules/Microsoft.PowerShell.Core/CompatiblePSEditions.Module.Tests.ps1 b/test/powershell/Modules/Microsoft.PowerShell.Core/CompatiblePSEditions.Module.Tests.ps1
@@ -414,6 +414,7 @@ Describe "Additional tests for Import-Module with WinCompat" -Tag "Feature" {
 
     Context "Tests that ErrorAction/WarningAction have effect when Import-Module with WinCompat is used" {
         BeforeAll {
+            $pwsh = "$PSHOME/pwsh"
             Add-ModulePath $basePath
         }
 
@@ -423,25 +424,25 @@ Describe "Additional tests for Import-Module with WinCompat" -Tag "Feature" {
 
         It "Verify that Error is generated with default ErrorAction" {
             $LogPath = Join-Path $TestDrive (New-Guid).ToString()
-            pwsh -NoProfile -NonInteractive -c "[System.Management.Automation.Internal.InternalTestHooks]::SetTestHook('TestWindowsPowerShellPSHomeLocation', `'$basePath`');Import-Module $ModuleName" *> $LogPath
+            & $pwsh -NoProfile -NonInteractive -c "[System.Management.Automation.Internal.InternalTestHooks]::SetTestHook('TestWindowsPowerShellPSHomeLocation', `'$basePath`');Import-Module $ModuleName" *> $LogPath
             $LogPath | Should -FileContentMatch 'divide by zero'
         }
 
         It "Verify that Warning is generated with default WarningAction" {
             $LogPath = Join-Path $TestDrive (New-Guid).ToString()
-            pwsh -NoProfile -NonInteractive -c "[System.Management.Automation.Internal.InternalTestHooks]::SetTestHook('TestWindowsPowerShellPSHomeLocation', `'$basePath`');Import-Module $ModuleName" *> $LogPath
+            & $pwsh -NoProfile -NonInteractive -c "[System.Management.Automation.Internal.InternalTestHooks]::SetTestHook('TestWindowsPowerShellPSHomeLocation', `'$basePath`');Import-Module $ModuleName" *> $LogPath
             $LogPath | Should -FileContentMatch 'loaded in Windows PowerShell'
         }
 
         It "Verify that Error is Not generated with -ErrorAction Ignore" {
             $LogPath = Join-Path $TestDrive (New-Guid).ToString()
-            pwsh -NoProfile -NonInteractive -c "[System.Management.Automation.Internal.InternalTestHooks]::SetTestHook('TestWindowsPowerShellPSHomeLocation', `'$basePath`');Import-Module $ModuleName -ErrorAction Ignore" *> $LogPath
+            & $pwsh -NoProfile -NonInteractive -c "[System.Management.Automation.Internal.InternalTestHooks]::SetTestHook('TestWindowsPowerShellPSHomeLocation', `'$basePath`');Import-Module $ModuleName -ErrorAction Ignore" *> $LogPath
             $LogPath | Should -Not -FileContentMatch 'divide by zero'
         }
 
         It "Verify that Warning is Not generated with -WarningAction Ignore" {
             $LogPath = Join-Path $TestDrive (New-Guid).ToString()
-            pwsh -NoProfile -NonInteractive -c "[System.Management.Automation.Internal.InternalTestHooks]::SetTestHook('TestWindowsPowerShellPSHomeLocation', `'$basePath`');Import-Module $ModuleName -WarningAction Ignore" *> $LogPath
+            & $pwsh -NoProfile -NonInteractive -c "[System.Management.Automation.Internal.InternalTestHooks]::SetTestHook('TestWindowsPowerShellPSHomeLocation', `'$basePath`');Import-Module $ModuleName -WarningAction Ignore" *> $LogPath
             $LogPath | Should -Not -FileContentMatch 'loaded in Windows PowerShell'
         }
 
@@ -472,8 +473,8 @@ Describe "Additional tests for Import-Module with WinCompat" -Tag "Feature" {
 }
 
 Describe "PSModulePath changes interacting with other PowerShell processes" -Tag "Feature" {
-
     BeforeAll {
+        $pwsh = "$PSHOME/pwsh"
         $originalDefaultParameterValues = $PSDefaultParameterValues.Clone()
         if ( ! $IsWindows ) {
             $PSDefaultParameterValues["it:skip"] = $true
@@ -507,14 +508,14 @@ Describe "PSModulePath changes interacting with other PowerShell processes" -Tag
         }
 
         It "Allows PowerShell subprocesses to call core modules" {
-            $errors = pwsh.exe -Command "Get-ChildItem" 2>&1 | Where-Object { $_ -is [System.Management.Automation.ErrorRecord] }
+            $errors = & $pwsh -Command "Get-ChildItem" 2>&1 | Where-Object { $_ -is [System.Management.Automation.ErrorRecord] }
             $errors | Should -Be $null
         }
     }
 
     It "Does not duplicate the System32 module path in subprocesses" {
-        $sys32ModPathCount = pwsh.exe -C {
-            pwsh.exe -C '$null = $env:PSModulePath -match ([regex]::Escape((Join-Path $env:windir "System32" "WindowsPowerShell" "v1.0" "Modules"))); $matches.Count'
+        $sys32ModPathCount = & $pwsh -C {
+            & "$PSHOME/pwsh" -C '$null = $env:PSModulePath -match ([regex]::Escape((Join-Path $env:windir "System32" "WindowsPowerShell" "v1.0" "Modules"))); $matches.Count'
         }
 
         $sys32ModPathCount | Should -Be 1

diff --git a/test/powershell/Modules/Microsoft.PowerShell.Core/Get-Module.Tests.ps1 b/test/powershell/Modules/Microsoft.PowerShell.Core/Get-Module.Tests.ps1
@@ -274,7 +274,7 @@ Describe "Get-Module -ListAvailable" -Tags "CI" {
 
         It "'Get-Module -ListAvailable' should not load the module assembly" {
             ## $fullName should be null and thus the result should just be the module's name.
-            $result = pwsh -noprofile -c "`$env:PSModulePath = '$tempModulePath'; `$module = Get-Module -ListAvailable; `$fullName = [System.AppDomain]::CurrentDomain.GetAssemblies() | Where-Object Location -eq $assemblyPath | Foreach-Object FullName; `$module.Name + `$fullName"
+            $result = & "$PSHOME/pwsh" -noprofile -c "`$env:PSModulePath = '$tempModulePath'; `$module = Get-Module -ListAvailable; `$fullName = [System.AppDomain]::CurrentDomain.GetAssemblies() | Where-Object Location -eq $assemblyPath | Foreach-Object FullName; `$module.Name + `$fullName"
             $result | Should -BeExactly "MyModuelTest"
         }
     }

diff --git a/test/powershell/Modules/Microsoft.PowerShell.Core/Import-Module.Tests.ps1 b/test/powershell/Modules/Microsoft.PowerShell.Core/Import-Module.Tests.ps1
@@ -257,7 +257,7 @@ Describe "Import-Module for Binary Modules" -Tags 'CI' {
         Copy-Item $gacAssemblyPath -Destination $destPath -Force
 
         # Use a different pwsh so that we do not have the PSScheduledJob module already loaded.
-        $loadedAssemblyLocation = pwsh -noprofile -c "Import-Module $destPath -Force; [Microsoft.PowerShell.ScheduledJob.AddJobTriggerCommand].Assembly.Location"
+        $loadedAssemblyLocation = & "$PSHOME/pwsh" -noprofile -c "Import-Module $destPath -Force; [Microsoft.PowerShell.ScheduledJob.AddJobTriggerCommand].Assembly.Location"
         $loadedAssemblyLocation | Should -BeLike "$TestDrive*\Microsoft.PowerShell.ScheduledJob.dll"
     }
 }

diff --git a/test/powershell/Modules/Microsoft.PowerShell.Utility/Get-Command.Tests.ps1 b/test/powershell/Modules/Microsoft.PowerShell.Utility/Get-Command.Tests.ps1
@@ -35,7 +35,7 @@ Describe "Get-Command Feature tests" -Tag Feature {
         }
 
         It "Can return multiple results relying on auto module loading" {
-            $results = pwsh -outputformat xml -command "`$env:PSModulePath += '$testPSModulePath'; Get-Command i-fzz -UseAbbreviationExpansion"
+            $results = & "$PSHOME/pwsh" -outputformat xml -command "`$env:PSModulePath += '$testPSModulePath'; Get-Command i-fzz -UseAbbreviationExpansion"
             $results | Should -HaveCount 2
             $results.Name | Should -Contain "Invoke-FooZedZed"
             $results.Name | Should -Contain "Import-FooZedZed"

diff --git a/test/powershell/Modules/Microsoft.PowerShell.Utility/Read-Host.Tests.ps1 b/test/powershell/Modules/Microsoft.PowerShell.Utility/Read-Host.Tests.ps1
@@ -39,7 +39,7 @@ Describe "Read-Host Test" -tag "CI" {
     }
 
     It "Read-Host doesn't enter command prompt mode" {
-        $result = "!1" | pwsh -NoProfile -c "Read-host -Prompt 'foo'"
+        $result = "!1" | & "$PSHOME/pwsh" -NoProfile -c "Read-host -Prompt 'foo'"
         if ($IsWindows) {
             # Windows write to console directly so can't capture prompt in stdout
             $expected = @('!1','!1')

diff --git a/test/powershell/Modules/Microsoft.PowerShell.Utility/Write-Error.Tests.ps1 b/test/powershell/Modules/Microsoft.PowerShell.Utility/Write-Error.Tests.ps1
@@ -101,7 +101,7 @@ Describe "Write-Error Tests" -Tags "CI" {
         while ($longtext.Length -lt [console]::WindowWidth) {
             $longtext += $longtext
         }
-        $result = pwsh -noprofile -command "`$ErrorView = 'NormalView'; Write-Error -Message '$longtext'" 2>&1
+        $result = & "$PSHOME/pwsh" -noprofile -command "`$ErrorView = 'NormalView'; Write-Error -Message '$longtext'" 2>&1
         $result.Count | Should -BeExactly 3
         $result[0] | Should -Match $longtext
     }

diff --git a/test/powershell/Modules/Microsoft.Powershell.Host/Start-Transcript.Tests.ps1 b/test/powershell/Modules/Microsoft.Powershell.Host/Start-Transcript.Tests.ps1
@@ -149,7 +149,7 @@ Describe "Start-Transcript, Stop-Transcript tests" -tags "CI" {
     }
 
     It "Transcription should be closed if the only runspace gets closed" {
-        pwsh -c "start-transcript $transcriptFilePath; Write-Host ''Before Dispose'';"
+        & "$PSHOME/pwsh" -c "start-transcript $transcriptFilePath; Write-Host ''Before Dispose'';"
 
         $transcriptFilePath | Should -Exist
         $transcriptFilePath | Should -FileContentMatch "Before Dispose"

diff --git a/test/powershell/engine/Api/BasicEngine.Tests.ps1 b/test/powershell/engine/Api/BasicEngine.Tests.ps1
@@ -49,7 +49,7 @@ $null = $ps.AddScript(1).Invoke()
 exit
 '@
         $outputFile = New-Item -Path $TestDrive\output.txt -ItemType File
-        $process = Start-Process pwsh -ArgumentList $command -PassThru -RedirectStandardOutput $outputFile
+        $process = Start-Process "$PSHOME/pwsh" -ArgumentList $command -PassThru -RedirectStandardOutput $outputFile
         Wait-UntilTrue -sb { $process.HasExited } -TimeoutInMilliseconds 5000 -IntervalInMilliseconds 1000 | Should -BeTrue
         $hasExited = $process.HasExited
 

diff --git a/test/powershell/engine/Basic/DefaultCommands.Tests.ps1 b/test/powershell/engine/Basic/DefaultCommands.Tests.ps1
@@ -523,8 +523,8 @@ Describe "Verify approved aliases list" -Tags "CI" {
             if ($isPreview) {
                 $emptyConfigPath = Join-Path -Path $TestDrive -ChildPath "test.config.json"
                 Set-Content -Path $emptyConfigPath -Value "" -Force -ErrorAction Stop
-                $currentAliasList = pwsh -NoProfile -OutputFormat XML -SettingsFile $emptyConfigPath -Command $getAliases -args ($moduleList | ConvertTo-Json)
-                $currentCmdletList = pwsh -NoProfile -OutputFormat XML -SettingsFile $emptyConfigPath -Command $getCommands -args ($moduleList | ConvertTo-Json)
+                $currentAliasList = & "$PSHOME/pwsh" -NoProfile -OutputFormat XML -SettingsFile $emptyConfigPath -Command $getAliases -args ($moduleList | ConvertTo-Json)
+                $currentCmdletList = & "$PSHOME/pwsh" -NoProfile -OutputFormat XML -SettingsFile $emptyConfigPath -Command $getCommands -args ($moduleList | ConvertTo-Json)
             }
             else {
                 $currentAliasList = & $getAliases $moduleList

diff --git a/test/powershell/engine/Basic/GroupPolicySettings.Tests.ps1 b/test/powershell/engine/Basic/GroupPolicySettings.Tests.ps1
@@ -151,7 +151,7 @@ Describe 'Group policy settings tests' -Tag CI,RequireAdminOnWindows {
                 Set-ItemProperty -Path $KeyPath -Name EnableInvocationHeader -Value 1 -Force
 
                 $number = get-random
-                $null = pwsh -NoProfile -NonInteractive -c "$number"
+                $null = & "$PSHOME/pwsh" -NoProfile -NonInteractive -c "$number"
 
                 Remove-ItemProperty -Path $KeyPath -Name OutputDirectory -Force
                 Remove-ItemProperty -Path $KeyPath -Name EnableInvocationHeader -Force
@@ -228,7 +228,7 @@ Describe 'Group policy settings tests' -Tag CI,RequireAdminOnWindows {
                 Set-ItemProperty -Path $KeyPath -Name ConsoleSessionConfigurationName -Value $SessionName -Force
 
                 $LogPath = (New-TemporaryFile).FullName
-                pwsh -NoProfile -NonInteractive -c "1" *> $LogPath # this implicitly uses SessionConfiguration from the policy
+                & "$PSHOME/pwsh" -NoProfile -NonInteractive -c "1" *> $LogPath # this implicitly uses SessionConfiguration from the policy
 
                 # Log should have an error that has our configuration session name; e.g.:
                 # 'The shell cannot be started. A failure occurred during initialization:

diff --git a/test/powershell/engine/Basic/TypeResolution.Tests.ps1 b/test/powershell/engine/Basic/TypeResolution.Tests.ps1
@@ -6,6 +6,6 @@ Describe "Resolve types in additional referenced assemblies" -Tag CI {
         @{ typename = "[System.DirectoryServices.AccountManagement.AdvancedFilters]"; name = "AdvancedFilters" }
     ){
         param ($typename, $name)
-        pwsh -noprofile -command "$typename.Name" | Should -BeExactly $name
+        & "$PSHOME/pwsh" -noprofile -command "$typename.Name" | Should -BeExactly $name
     }
 }
diff --git a/test/powershell/engine/ExperimentalFeature/EnableDisable-ExperimentalFeature.Tests.ps1 b/test/powershell/engine/ExperimentalFeature/EnableDisable-ExperimentalFeature.Tests.ps1
@@ -6,6 +6,7 @@ Import-Module HelpersCommon
 Describe "Enable-ExperimentalFeature and Disable-ExperimentalFeature tests" -tags "Feature","RequireAdminOnWindows" {
 
     BeforeAll {
+        $pwsh = "$PSHOME/pwsh"
         $systemConfigPath = "$PSHOME/powershell.config.json"
         if ($IsWindows) {
             $userConfigPath = "~/Documents/powershell/powershell.config.json"
@@ -58,11 +59,11 @@ Describe "Enable-ExperimentalFeature and Disable-ExperimentalFeature tests" -tag
             return
         }
 
-        $feature = pwsh -noprofile -output xml -command Get-ExperimentalFeature ExpTest.FeatureOne
+        $feature = & $pwsh -noprofile -output xml -command Get-ExperimentalFeature ExpTest.FeatureOne
         $feature.Enabled | Should -BeFalse -Because "All Experimental Features disabled when no config file"
-        $feature = pwsh -noprofile -output xml -command Enable-ExperimentalFeature ExpTest.FeatureOne -Scope $scope -WarningAction SilentlyContinue
+        $feature = & $pwsh -noprofile -output xml -command Enable-ExperimentalFeature ExpTest.FeatureOne -Scope $scope -WarningAction SilentlyContinue
         $feature | Should -BeNullOrEmpty -Because "No object is output to pipeline on success"
-        $feature = pwsh -noprofile -output xml -command Get-ExperimentalFeature ExpTest.FeatureOne
+        $feature = & $pwsh -noprofile -output xml -command Get-ExperimentalFeature ExpTest.FeatureOne
         $feature.Enabled | Should -BeTrue -Because "The experimental feature is now enabled"
     }
 
@@ -77,11 +78,11 @@ Describe "Enable-ExperimentalFeature and Disable-ExperimentalFeature tests" -tag
         }
 
         '{"ExperimentalFeatures":["ExpTest.FeatureOne"]}' > $configPath
-        $feature = pwsh -noprofile -output xml -command Get-ExperimentalFeature ExpTest.FeatureOne
+        $feature = & $pwsh -noprofile -output xml -command Get-ExperimentalFeature ExpTest.FeatureOne
         $feature.Enabled | Should -BeTrue -Because "Test config should enable ExpTest.FeatureOne"
-        $feature = pwsh -noprofile -output xml -command Disable-ExperimentalFeature ExpTest.FeatureOne -Scope $scope -WarningAction SilentlyContinue
+        $feature = & $pwsh -noprofile -output xml -command Disable-ExperimentalFeature ExpTest.FeatureOne -Scope $scope -WarningAction SilentlyContinue
         $feature | Should -BeNullOrEmpty -Because "No object is output to pipeline on success"
-        $feature = pwsh -noprofile -output xml -command Get-ExperimentalFeature ExpTest.FeatureOne
+        $feature = & $pwsh -noprofile -output xml -command Get-ExperimentalFeature ExpTest.FeatureOne
         $feature.Enabled | Should -BeFalse -Because "The experimental feature is now disabled"
     }