Try install beforehand

Author: yao-msft

azure-pipelines.yml

@@ -610,7 +610,7 @@ jobs:
       targetType: inline
       script: |
         $sourceDir = Join-Path $env:LocalAppData Packages\WinGetDevCLI_8wekyb3d8bbwe\LocalState\DiagOutputDir
-        $destinationDir = $(Build.ArtifactStagingDirectory)\WinGetLogs
+        $destinationDir = Join-Path $(Build.ArtifactStagingDirectory) WinGetLogs
         Copy-Item -Path $sourceDir -Destination $destinationDir -Recurse -Force
     condition: succeededOrFailed()
 

src/PowerShell/tests/Microsoft.WinGet.Configuration.Tests.ps1

@@ -25,6 +25,12 @@ BeforeAll {
     # The msstore source will be used to install DSCv3 package
     Import-Module Microsoft.WinGet.Client
 
+    $installResult = Install-WingetPackage -Id 9PCX3HX4HZ0Z -Source msstore
+    if ($installResult.Status -ne 'Ok')
+    {
+        Write-Error "Failed to install DSCv3 package. Status: $($installResult.Status). ExtendedErrorCode $($installResult.ExtendedErrorCode)" -ErrorAction Stop
+    }
+
     function CreatePolicyKeyIfNotExists()
     {
         $registryExists = test-path  -Path $wingetGroupPolicyRegistryRoot