Fixing the path to the user's JSON configuration file

src/System.Management.Automation/engine/PropertyAccessor.cs

@@ -146,7 +146,7 @@ namespace System.Management.Automation
             //
             // Sets the per-user configuration directory
             //
-            appDataConfigDirectory = Utils.GetUserSettingsDirectory();
+            appDataConfigDirectory = Utils.GetUserConfigurationDirectory();
             if (!Directory.Exists(appDataConfigDirectory))
             {
                 try
@@ -166,11 +166,11 @@ namespace System.Management.Automation
         /// not interfere with PowerShell initialization
         /// </summary>
         /// <returns>Returns the directory if present or creatable. Throws otherwise.</returns>
-        private string GetAppDataConfigDirectory()
+        private string GetCurrentUserConfigDirectory()
         {
             if (null == appDataConfigDirectory)
             {
-                string tempAppDataConfigDir = Utils.GetUserSettingsDirectory();
+                string tempAppDataConfigDir = Utils.GetUserConfigurationDirectory();
                 if (!Directory.Exists(tempAppDataConfigDir))
                 {
                     Directory.CreateDirectory(tempAppDataConfigDir);
@@ -194,7 +194,7 @@ namespace System.Management.Automation
             // Defaults to system wide.
             if (PropertyScope.CurrentUser == scope)
             {
-                scopeDirectory = GetAppDataConfigDirectory();
+                scopeDirectory = GetCurrentUserConfigDirectory();
             }
 
             string fileName = Path.Combine(scopeDirectory, configFileName);
@@ -229,7 +229,7 @@ namespace System.Management.Automation
             // Defaults to system wide.
             if(PropertyScope.CurrentUser == scope)
             {
-                scopeDirectory = GetAppDataConfigDirectory();
+                scopeDirectory = GetCurrentUserConfigDirectory();
             }
 
             string fileName = Path.Combine(scopeDirectory, configFileName);
@@ -250,7 +250,7 @@ namespace System.Management.Automation
             // Defaults to system wide.
             if (PropertyScope.CurrentUser == scope)
             {
-                scopeDirectory = GetAppDataConfigDirectory();
+                scopeDirectory = GetCurrentUserConfigDirectory();
             }
 
             string fileName = Path.Combine(scopeDirectory, configFileName);
@@ -265,7 +265,7 @@ namespace System.Management.Automation
             // Defaults to system wide.
             if (PropertyScope.CurrentUser == scope)
             {
-                scopeDirectory = GetAppDataConfigDirectory();
+                scopeDirectory = GetCurrentUserConfigDirectory();
             }
 
             string fileName = Path.Combine(scopeDirectory, configFileName);

src/System.Management.Automation/engine/Utils.cs

@@ -282,16 +282,16 @@ namespace System.Management.Automation
 
         /// <summary>
         /// Specifies the per-user configuration settings directory in a platform agnostic manner.
-        /// Windows Ex:
-        ///     %LOCALAPPDATA%\PowerShell
-        /// Non-Windows Ex:
-        ///     ~/.config/PowerShell
         /// </summary>
         /// <returns>The current user's configuration settings directory</returns>
-        internal static string GetUserSettingsDirectory()
+        internal static string GetUserConfigurationDirectory()
         {
-            string appDataPath = Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData);
-            return Path.Combine(appDataPath, "PowerShell");
+#if UNIX
+            return Platform.SelectProductNameForDirectory(Platform.XDG_Type.CONFIG);
+#else
+            string basePath = Environment.GetFolderPath(Environment.SpecialFolder.Personal);
+            return IO.Path.Combine(basePath, Utils.ProductNameForDirectory);
+#endif
         }
 
         private static string[] GetProductFolderDirectories()

src/System.Management.Automation/engine/hostifaces/HostUtilities.cs

@@ -182,12 +182,7 @@ namespace System.Management.Automation
 
             if (forCurrentUser)
             {
-#if UNIX
-                basePath = Platform.SelectProductNameForDirectory(Platform.XDG_Type.CONFIG);   
-#else
-                basePath = Environment.GetFolderPath(Environment.SpecialFolder.Personal);
-                basePath = IO.Path.Combine(basePath, Utils.ProductNameForDirectory);
-#endif
+                basePath = Utils.GetUserConfigurationDirectory();
             }
             else
             {

test/powershell/engine/ExecutionPolicy.Tests.ps1

@@ -851,6 +851,99 @@ ZoneId=$FileType
     }
 }
 
+Describe "Validate Set-ExecutionPolicy -Scope" -Tags "CI" {
+
+    BeforeAll {
+        $originalPolicies = Get-ExecutionPolicy -list
+
+        # Calls Set-ExecutionPolicy with a known-bad Scope and expects failure.
+        # It is defined here so that it will be available at It scope.
+        function VerfiyBlockedSetExecutionPolicy
+        {
+            param(
+                [string]
+                $policyScope
+            )
+            $fqeid = ""
+            try {
+                Set-ExecutionPolicy -Scope $policyScope -ExecutionPolicy Restricted
+            }
+            catch {
+                $fqeid = $_.FullyQualifiedErrorId
+            }
+
+            $fqeid | Should Be "CantSetGroupPolicy,Microsoft.PowerShell.Commands.SetExecutionPolicyCommand"
+        }
+    }
+
+    AfterAll {
+        foreach ($scopedPolicy in $originalPolicies)
+        {
+            if (($scopedPolicy.Scope -eq "Process") -or
+                ($scopedPolicy.Scope -eq "CurrentUser"))
+            {
+                try {
+                    Set-ExecutionPolicy -Scope $scopedPolicy.Scope -ExecutionPolicy $scopedPolicy.ExecutionPolicy -Force
+                }
+                catch {
+                    if ($_.FullyQualifiedErrorId -ne "ExecutionPolicyOverride,Microsoft.PowerShell.Commands.SetExecutionPolicyCommand")
+                    {
+                        # Re-throw unrecognized exceptions. Otherwise, swallow 
+                        # the exception that warns about overridden policies
+                        throw $_
+                    }
+                }
+            }
+            elseif($scopedPolicy.Scope -eq "LocalMachine")
+            {
+                try {
+                    Set-ExecutionPolicy -Scope $scopedPolicy.Scope -ExecutionPolicy $scopedPolicy.ExecutionPolicy -Force
+                }
+                catch {
+                    if ($_.FullyQualifiedErrorId -eq "System.UnauthorizedAccessException,Microsoft.PowerShell.Commands.SetExecutionPolicyCommand")
+                    {
+                        # Do nothing. Depending on the ownership of the file, 
+                        # regular users may or may not be able to set its 
+                        # value. 
+                        #
+                        # When targetting the Registry, regular users cannot
+                        # modify this value.
+                    }
+                    elseif ($_.FullyQualifiedErrorId -ne "ExecutionPolicyOverride,Microsoft.PowerShell.Commands.SetExecutionPolicyCommand")
+                    {
+                        # Re-throw unrecognized exceptions. Otherwise, swallow 
+                        # the exception that warns about overridden policies
+                        throw $_
+                    }
+                }
+            }
+        }
+    }
+
+    It "-Scope MachinePolicy is not Modifiable" {
+        VerfiyBlockedSetExecutionPolicy "MachinePolicy"
+    }
+
+    It "-Scope UserPolicy is not Modifiable" {
+        VerfiyBlockedSetExecutionPolicy "UserPolicy"
+    }
+
+    It "-Scope Process is Settable" {
+        Set-ExecutionPolicy -Scope Process -ExecutionPolicy ByPass
+        Get-ExecutionPolicy -Scope Process | Should Be "ByPass"
+    }
+
+    It "-Scope CurrentUser is Settable" {
+        Set-ExecutionPolicy -Scope CurrentUser -ExecutionPolicy ByPass
+        Get-ExecutionPolicy -Scope CurrentUser | Should Be "ByPass"
+    }
+
+    # This test requires Administrator privileges on Windows.
+    It "-Scope LocalMachine is Settable" {
+        Set-ExecutionPolicy -Scope LocalMachine -ExecutionPolicy ByPass
+        Get-ExecutionPolicy -Scope LocalMachine | Should Be "ByPass"
+    }
+}
 
 Describe "Validate that 'ConvertTo-SecureString -Key' and 'ConvertFrom-SecureString -Key' work on NanoServer and IoT" -Tags "CI" {