Test PowerShell Preview in CI

.github/workflows/ci-test.yml

@@ -31,24 +31,43 @@ jobs:
         shell: pwsh
 
       - name: Build
-        run: ./build.ps1 -Configuration Release -All
+        run: ./build.ps1 -Configuration Release -All -Verbose
         shell: pwsh
 
       - name: Package
-        run: ./build.ps1 -BuildNupkg
+        run: ./build.ps1 -BuildNupkg -Verbose
         shell: pwsh
 
       - name: Test
-        run: ./build.ps1 -Test
+        run: ./build.ps1 -Test -Verbose
         shell: pwsh
 
       - name: Test Windows PowerShell
+        if: matrix.os == 'windows-latest'
         run: |
            Install-Module Pester -Scope CurrentUser -Force -SkipPublisherCheck
-           ./build.ps1 -Test
-        if: matrix.os == 'windows-latest'
+           ./build.ps1 -Test -Verbose
         shell: powershell
 
+      - name: Download PowerShell install script
+        uses: actions/checkout@v4
+        with:
+          repository: PowerShell/PowerShell
+          path: pwsh
+          sparse-checkout: tools/install-powershell.ps1
+          sparse-checkout-cone-mode: false
+
+      - name: Install preview
+        continue-on-error: true
+        run: ./pwsh/tools/install-powershell.ps1 -Preview -Destination ./preview
+        shell: pwsh
+
+      - name: Test preview
+        run: |
+          $PwshPreview = if ($isWindows) { "./preview/pwsh.exe" } else { "./preview/pwsh" }
+          ./build.ps1 -Test -WithPowerShell:$PwshPreview -Verbose
+        shell: pwsh
+
       - name: Upload build artifacts
         uses: actions/upload-artifact@v4
         if: always()

build.ps1

@@ -32,6 +32,7 @@ param(
 
     [Parameter(ParameterSetName='Test')]
     [switch] $InProcess,
+    [string] $WithPowerShell,
 
     [Parameter(ParameterSetName='BuildAll')]
     [switch] $Catalog,
@@ -85,7 +86,12 @@ END {
             Start-CreatePackage
         }
         "Test" {
-            Test-ScriptAnalyzer -InProcess:$InProcess
+            $testArgs = @{
+                InProcess = $InProcess
+                WithPowerShell = $WithPowerShell
+                Verbose = $verboseWanted
+            }
+            Test-ScriptAnalyzer @testArgs
             return
         }
         default {

build.psm1

@@ -308,7 +308,10 @@ function New-Catalog
 function Test-ScriptAnalyzer
 {
     [CmdletBinding()]
-    param ( [switch] $InProcess )
+    param (
+        [switch] $InProcess,
+        [string] $WithPowerShell
+    )
 
     END {
         # versions 3 and 4 don't understand versioned module paths, so we need to rename the directory of the version to
@@ -347,11 +350,19 @@ function Test-ScriptAnalyzer
             $analyzerPsd1Path = Join-Path -Path $script:destinationDir -ChildPath "$analyzerName.psd1"
             $scriptBlock = [scriptblock]::Create("Import-Module '$analyzerPsd1Path'; Invoke-Pester -Path $testScripts -CI")
             if ( $InProcess ) {
+                Write-Verbose "Testing with PowerShell $($PSVersionTable.PSVersion)"
                 & $scriptBlock
             }
+            elseif ( $WithPowerShell ) {
+                $pwshVersion = & $WithPowerShell --version
+                Write-Verbose "Testing with $pwshVersion"
+                & $WithPowerShell -Command $scriptBlock
+            }
             else {
                 $powershell = (Get-Process -id $PID).MainModule.FileName
-                & ${powershell} -NoProfile -Command $scriptBlock
+                $pwshVersion = & $powershell --version
+                Write-Verbose "Testing with $pwshVersion"
+                & $powershell -NoProfile -Command $scriptBlock
             }
         }
         finally {
@@ -555,6 +566,13 @@ function Get-DotnetExe
             $script:DotnetExe = $dotnetHuntPath
             return $dotnetHuntPath
         }
+
+        $dotnetHuntPath = "C:\Program Files\dotnet\dotnet.exe"
+        Write-Verbose -Verbose "checking Windows $dotnetHuntPath"
+        if ( test-path $dotnetHuntPath ) {
+            $script:DotnetExe = $dotnetHuntPath
+            return $dotnetHuntPath
+        }
     }
     else {
         $dotnetHuntPath = "$HOME/.dotnet/dotnet"