add tests and add alternative default reference if only wps is targeted

Author: bergmeister

Rules/UseCompatibleCmdlets.cs

@@ -43,6 +43,7 @@ private struct RuleParameters
         private bool hasInitializationError;
         private string reference;
         private readonly string defaultReference = "desktop-5.1.14393.206-windows";
+        private readonly string alternativeDefaultReference = "core-6.0.2-windows";
         private RuleParameters ruleParameters;
 
         public UseCompatibleCmdlets()
@@ -274,6 +275,10 @@ private void SetupCmdletsDictionary()
 
             ruleParameters.compatibility = compatibilityList.ToArray();
             reference = defaultReference;
+            if (compatibilityList.Count == 1 && compatibilityList[0] == defaultReference)
+            {
+                reference = alternativeDefaultReference;
+            }
 #if DEBUG
             // Setup reference file
             object referenceObject;

Tests/Rules/UseCompatibleCmdlets.tests.ps1

@@ -54,4 +54,9 @@ Describe "UseCompatibleCmdlets" {
         @("Start-VM", "New-SmbShare", "Get-Disk") | `
             Test-Command -Settings $settings -ExpectedViolations 1
     }
+
+    Context "Default reference can also be used as target platform" {
+        $settings = @{rules=@{PSUseCompatibleCmdlets=@{compatibility=@("desktop-5.1.14393.206-windows")}}}
+        @("Remove-Service") | Test-Command -Settings $settings -ExpectedViolations 1
+    }
 }