From d717458e7d98cef9dc078c53b3ca9a4d42ceba64 Mon Sep 17 00:00:00 2001
From: Francisco Gamino <Francisco-Gamino@users.noreply.github.com>
Date: Wed, 12 Oct 2016 12:16:32 -0700
Subject: [PATCH] Fixing get-help <cmdletName> -online for .NET Core on
 Desktop. (#2174)

In PS Core on windows, we try to locate the default web browser and use it for online help. If we cannot find the default web browser (in NanoServer/IoT), we error out.
---
 .../engine/Utils.cs                           |   1 +
 .../help/HelpCommands.cs                      |  74 +++++-
 .../engine/HelpSystem.OnlineHelp.Tests.ps1    |  94 +++++++
 .../engine/testdata/HelpURI/V2Cmdlets.csv     | 249 ++++++++++++++++++
 .../engine/testdata/HelpURI/V3Cmdlets.csv     |  92 +++++++
 5 files changed, 507 insertions(+), 3 deletions(-)
 create mode 100644 test/powershell/engine/HelpSystem.OnlineHelp.Tests.ps1
 create mode 100644 test/powershell/engine/testdata/HelpURI/V2Cmdlets.csv
 create mode 100644 test/powershell/engine/testdata/HelpURI/V3Cmdlets.csv

diff --git a/src/System.Management.Automation/engine/Utils.cs b/src/System.Management.Automation/engine/Utils.cs
index ec28855e14..70d3ac4a94 100644
--- a/src/System.Management.Automation/engine/Utils.cs
+++ b/src/System.Management.Automation/engine/Utils.cs
@@ -1564,6 +1564,7 @@ namespace System.Management.Automation.Internal
         internal static bool ForceScriptBlockLogging;
         internal static bool UseDebugAmsiImplementation;
         internal static bool BypassAppLockerPolicyCaching;
+        internal static bool BypassOnlineHelpRetrieval;
         // It's useful to test that we don't depend on the ScriptBlock and AST objects and can use a re-parsed version.
         internal static bool IgnoreScriptBlockCache;
 
diff --git a/src/System.Management.Automation/help/HelpCommands.cs b/src/System.Management.Automation/help/HelpCommands.cs
index 095e3c3f14..36550fd5f5 100644
--- a/src/System.Management.Automation/help/HelpCommands.cs
+++ b/src/System.Management.Automation/help/HelpCommands.cs
@@ -14,6 +14,10 @@ using System.Globalization;
 using System.Management.Automation.Internal;
 using System.Management.Automation.Help;
 using System.Runtime.InteropServices;
+using System.IO;
+#if !UNIX
+using Microsoft.Win32;
+#endif
 
 namespace Microsoft.PowerShell.Commands
 {
@@ -615,18 +619,39 @@ namespace Microsoft.PowerShell.Commands
                     "https");
             }
 
+            // we use this test hook is to avoid actually calling out to another process
+            if (InternalTestHooks.BypassOnlineHelpRetrieval)
+            {
+                this.WriteObject(string.Format(CultureInfo.InvariantCulture, HelpDisplayStrings.OnlineHelpUri, uriToLaunch.OriginalString));
+                return;
+            }
+
             Exception exception = null;
+            bool wrapCaughtException = true;
             try
             {
                 this.WriteVerbose(string.Format(CultureInfo.InvariantCulture, HelpDisplayStrings.OnlineHelpUri, uriToLaunch.OriginalString));
                 System.Diagnostics.Process browserProcess = new System.Diagnostics.Process();
-
 #if UNIX
                 browserProcess.StartInfo.FileName = Platform.IsLinux ? "xdg-open" : /* OS X */ "open";
                 browserProcess.StartInfo.Arguments = uriToLaunch.OriginalString;
                 browserProcess.Start();
 #elif CORECLR
-                throw new PlatformNotSupportedException();
+                // On FullCLR, ProcessStartInfo.UseShellExecute is true by default. This means that the shell will be used when starting the process.
+                // On CoreCLR, UseShellExecute is not supported. To work around this, we check if there is a default browser in the system.
+                // If there is, we lunch it to open the HelpURI. If there isn't, we error out.
+                string webBrowserPath = GetDefaultWebBrowser();
+                if (webBrowserPath == null)
+                {
+                    wrapCaughtException = false;
+                    exception = PSTraceSource.NewInvalidOperationException(HelpErrors.CannotLaunchURI, uriToLaunch.OriginalString);
+                }
+                else
+                {
+                    browserProcess.StartInfo = new ProcessStartInfo(webBrowserPath);
+                    browserProcess.StartInfo.Arguments = "\"" + uriToLaunch.OriginalString + "\"";
+                    browserProcess.Start();
+                }
 #else
                 browserProcess.StartInfo.FileName = uriToLaunch.OriginalString;
                 browserProcess.Start();
@@ -643,10 +668,53 @@ namespace Microsoft.PowerShell.Commands
 
             if (null != exception)
             {
-                throw PSTraceSource.NewInvalidOperationException(exception, HelpErrors.CannotLaunchURI, uriToLaunch.OriginalString);
+                if (wrapCaughtException)
+                    throw PSTraceSource.NewInvalidOperationException(exception, HelpErrors.CannotLaunchURI, uriToLaunch.OriginalString);
+                else
+                    throw exception;
             }
         }
 
+#if !UNIX
+        /// <summary>
+        /// Gets the path to the default browser by querying the Windows registry.
+        /// </summary>
+        /// <returns></returns>
+        private string GetDefaultWebBrowser()
+        {
+            // Check if there is a default browser in the system.
+            const string httpRegkey = @"HKEY_CURRENT_USER\Software\Microsoft\Windows\Shell\Associations\UrlAssociations\http\UserChoice";
+            object progId = Registry.GetValue(httpRegkey, "ProgId", null);
+            if (progId != null)
+            {
+                // Query the registry to find the web browser path.
+                using (RegistryKey browserRegKey = Registry.ClassesRoot.OpenSubKey(progId + "\\shell\\open\\command", false))
+                {
+                    string browserPath = browserRegKey?.GetValue(null)?.ToString().Replace(/* remove the quotes */ "\"", "");
+                    if (!string.IsNullOrEmpty(browserPath))
+                    {
+                        const string exeExtension = ".exe";
+                        if (!browserPath.EndsWith(exeExtension, StringComparison.OrdinalIgnoreCase))
+                        {
+                            // Remove any extra chars in the path after ".exe".
+                            int extIndex = browserPath.LastIndexOf(exeExtension, StringComparison.OrdinalIgnoreCase);
+                            browserPath = extIndex > 0 ? browserPath.Substring(0, extIndex + exeExtension.Length) : string.Empty;
+                        }
+
+                        // Make sure the path to the default browser exists.
+                        if (File.Exists(browserPath))
+                        {
+                            return browserPath;
+                        }
+                    }
+                }
+            }
+
+            // By default, return null.
+            return null;
+        }
+#endif
+
         #endregion
 
         private void HelpSystem_OnProgress(object sender, HelpProgressInfo arg)
diff --git a/test/powershell/engine/HelpSystem.OnlineHelp.Tests.ps1 b/test/powershell/engine/HelpSystem.OnlineHelp.Tests.ps1
new file mode 100644
index 0000000000..11c532bacd
--- /dev/null
+++ b/test/powershell/engine/HelpSystem.OnlineHelp.Tests.ps1
@@ -0,0 +1,94 @@
+Describe 'Online help tests for PowerShell Core Cmdlets' -Tags "CI" {
+
+    # The csv files (V2Cmdlets.csv and V3Cmdlets.csv) contain a list of cmdlets and expected HelpURIs.
+    # The HelpURI is part of the cmdlet metadata, and when the user runs 'get-help <cmdletName> -online'
+    # the browser navigates to the address in the HelpURI. However, if a help file is present, the HelpURI
+    # on the file take precedence over the one in the cmdlet metadata. Therefore, the help content
+    # in the box needs to be deleted before running the tests, because otherwise, the HelpURI
+    # (when calling get-help -online) might not matched the one in the csv file.
+
+    # Currently update-help does not work on Linux (see  https://github.com/PowerShell/PowerShell/issues/951),
+    # so if the help content is deleted, we do not have a way to install it back, and any subsequent
+    # 'get-help' tests which depend on the help content will fail. Until this update-help issue is fixed,
+    # we need to skip these tests on Linux and OSX.
+
+    $skipTest = ([System.Management.Automation.Platform]::IsLinux -or [System.Management.Automation.Platform]::IsOSX)
+
+    BeforeAll {
+
+        # There is a bug in Linux in which a 'Boolean value defined inside Describe block cannot be evaluated properly 
+        # in if statement inside BeforeAll block on Linux' Becuase of this, I need to define the bool value again inside the block.
+        # See https://github.com/PowerShell/PowerShell/issues/2445
+        #
+        $skipTest = ([System.Management.Automation.Platform]::IsLinux -or [System.Management.Automation.Platform]::IsOSX)
+
+        if (-not $skipTest)
+        {
+            # Enable the test hook
+            [system.management.automation.internal.internaltesthooks]::SetTestHook('BypassOnlineHelpRetrieval', $true)
+
+            # Remove the help content
+            Write-Verbose "Deleting help content for get-help -online tests" -Verbose
+            $path = Join-Path $PSHOME (Get-UICulture).Name
+            Get-ChildItem "$path\*dll-help.xml" -Recurse -ErrorAction SilentlyContinue | Remove-Item -Force -ErrorAction SilentlyContinue
+        }
+    }
+
+    AfterAll {
+        if (-not $skipTest)
+        {
+            # Disable the test hook
+            [system.management.automation.internal.internaltesthooks]::SetTestHook('BypassOnlineHelpRetrieval', $false)
+        }
+    }
+
+    foreach ($filePath in @("$PSScriptRoot\testdata\HelpURI\V2Cmdlets.csv", "$PSScriptRoot\testdata\HelpURI\V3Cmdlets.csv"))
+    {
+        $cmdletList = Import-Csv $filePath -ea Stop
+
+        foreach ($cmdlet in $cmdletList)
+        {
+            # If the cmdlet is not preset in CoreCLR, skip it.
+            if (Get-Command $cmdlet.TopicTitle -ea SilentlyContinue)
+            {
+                # TopicTitle - is the cmdlet name in the csv file
+                # HelpURI - is the expected help URI in the csv file
+
+                It "Validate 'get-help $($cmdlet.TopicTitle) -Online'" -skip:$skipTest {
+                    $actualURI = Get-Help $cmdlet.TopicTitle -Online
+                    $actualURI = $actualURI.Replace("Help URI: ","")
+                    $actualURI | Should Be $cmdlet.HelpURI
+                }
+            }
+        }
+    }
+}
+
+Describe 'Get-Help -Online opens the default web browser and navigates to the cmdlet help content' -Tags "Feature" {
+
+    $skipTest = [System.Management.Automation.Platform]::IsIoT -or
+                [System.Management.Automation.Platform]::IsNanoServer
+
+    It "Get-Help get-process -online" -skip:$skipTest {
+
+        { Get-Help get-process -online } | Should Not Throw
+    }
+}
+
+Describe 'Get-Help -Online is not supported on Nano Server and IoT' -Tags "CI" {
+
+    $skipTest = -not ([System.Management.Automation.Platform]::IsIoT -or [System.Management.Automation.Platform]::IsNanoServer)
+
+    It "Get-help -online <cmdletName> throws InvalidOperation." -skip:$skipTest {
+
+        try
+        {
+            Get-Help Get-Help -Online
+            throw "Execution should not have succeeded"
+        }
+        catch
+        {
+            $_.FullyQualifiedErrorId | Should Be "InvalidOperation,Microsoft.PowerShell.Commands.GetHelpCommand"
+        }
+    }
+}
diff --git a/test/powershell/engine/testdata/HelpURI/V2Cmdlets.csv b/test/powershell/engine/testdata/HelpURI/V2Cmdlets.csv
new file mode 100644
index 0000000000..21ad09d719
--- /dev/null
+++ b/test/powershell/engine/testdata/HelpURI/V2Cmdlets.csv
@@ -0,0 +1,249 @@
+TopicTitle,HelpURI
+Add-Computer,https://go.microsoft.com/fwlink/?LinkID=135194
+Add-Content,https://go.microsoft.com/fwlink/?LinkID=113278
+Add-History,https://go.microsoft.com/fwlink/?LinkID=113279
+Add-Member,https://go.microsoft.com/fwlink/?LinkID=113280
+Add-PsSnapin,https://go.microsoft.com/fwlink/?LinkID=113281
+Add-Type,https://go.microsoft.com/fwlink/?LinkID=135195
+Checkpoint-Computer,https://go.microsoft.com/fwlink/?LinkID=135197
+Clear-Content,https://go.microsoft.com/fwlink/?LinkID=113282
+Clear-EventLog,https://go.microsoft.com/fwlink/?LinkID=135198
+Clear-History,https://go.microsoft.com/fwlink/?LinkID=135199
+Clear-Item,https://go.microsoft.com/fwlink/?LinkID=113283
+Clear-ItemProperty,https://go.microsoft.com/fwlink/?LinkID=113284
+Clear-Variable,https://go.microsoft.com/fwlink/?LinkID=113285
+Compare-Object,https://go.microsoft.com/fwlink/?LinkID=113286
+Complete-Transaction,https://go.microsoft.com/fwlink/?LinkID=135200
+Connect-WSMan,https://go.microsoft.com/fwlink/?LinkID=141437
+ConvertFrom-Csv,https://go.microsoft.com/fwlink/?LinkID=135201
+ConvertFrom-SecureString,https://go.microsoft.com/fwlink/?LinkID=113287
+ConvertFrom-StringData,https://go.microsoft.com/fwlink/?LinkID=113288
+Convert-Path,https://go.microsoft.com/fwlink/?LinkID=113289
+ConvertTo-Csv,https://go.microsoft.com/fwlink/?LinkID=135203
+ConvertTo-Html,https://go.microsoft.com/fwlink/?LinkID=113290
+ConvertTo-SecureString,https://go.microsoft.com/fwlink/?LinkID=113291
+ConvertTo-XML,https://go.microsoft.com/fwlink/?LinkID=135204
+Copy-Item,https://go.microsoft.com/fwlink/?LinkID=113292
+Copy-ItemProperty,https://go.microsoft.com/fwlink/?LinkID=113293
+Debug-Process,https://go.microsoft.com/fwlink/?LinkID=135206
+Disable-ComputerRestore,https://go.microsoft.com/fwlink/?LinkID=135207
+Disable-PSBreakpoint,https://go.microsoft.com/fwlink/?LinkID=113294
+Disable-PSRemoting,https://go.microsoft.com/fwlink/?LinkID=144298
+Disable-PSSessionConfiguration,https://go.microsoft.com/fwlink/?LinkID=144299
+Disable-WSManCredSSP,https://go.microsoft.com/fwlink/?LinkID=141438
+Disconnect-WSMan,https://go.microsoft.com/fwlink/?LinkID=141439
+Enable-ComputerRestore,https://go.microsoft.com/fwlink/?LinkID=135209
+Enable-PSBreakpoint,https://go.microsoft.com/fwlink/?LinkID=113295
+Enable-PSRemoting,https://go.microsoft.com/fwlink/?LinkID=144300
+Enable-PSSessionConfiguration,https://go.microsoft.com/fwlink/?LinkID=144301
+Enable-WSManCredSSP,https://go.microsoft.com/fwlink/?LinkID=141442
+Enter-PsSession,https://go.microsoft.com/fwlink/?LinkID=135210
+Exit-PsSession,https://go.microsoft.com/fwlink/?LinkID=135212
+Export-Alias,https://go.microsoft.com/fwlink/?LinkID=113296
+Export-Clixml,https://go.microsoft.com/fwlink/?LinkID=113297
+Export-Console,https://go.microsoft.com/fwlink/?LinkID=113298
+Export-Counter,https://go.microsoft.com/fwlink/?LinkID=138337
+Export-Csv,https://go.microsoft.com/fwlink/?LinkID=113299
+Export-FormatData,https://go.microsoft.com/fwlink/?LinkID=144302
+Export-ModuleMember,https://go.microsoft.com/fwlink/?LinkID=141551
+Export-PsSession,https://go.microsoft.com/fwlink/?LinkID=135213
+ForEach-Object,https://go.microsoft.com/fwlink/?LinkID=113300
+Format-Custom,https://go.microsoft.com/fwlink/?LinkID=113301
+Format-List,https://go.microsoft.com/fwlink/?LinkID=113302
+Format-Table,https://go.microsoft.com/fwlink/?LinkID=113303
+Format-Wide,https://go.microsoft.com/fwlink/?LinkID=113304
+Get-Acl,https://go.microsoft.com/fwlink/?LinkID=113305
+Get-Alias,https://go.microsoft.com/fwlink/?LinkID=113306
+Get-AuthenticodeSignature,https://go.microsoft.com/fwlink/?LinkID=113307
+Get-ChildItem,https://go.microsoft.com/fwlink/?LinkID=113308
+Get-Command,https://go.microsoft.com/fwlink/?LinkID=113309
+Get-ComputerRestorePoint,https://go.microsoft.com/fwlink/?LinkID=135215
+Get-Content,https://go.microsoft.com/fwlink/?LinkID=113310
+Get-Counter,https://go.microsoft.com/fwlink/?LinkID=138335
+Get-Credential,https://go.microsoft.com/fwlink/?LinkID=113311
+Get-Culture,https://go.microsoft.com/fwlink/?LinkID=113312
+Get-Date,https://go.microsoft.com/fwlink/?LinkID=113313
+Get-Event,https://go.microsoft.com/fwlink/?LinkID=113453
+Get-EventLog,https://go.microsoft.com/fwlink/?LinkID=113314
+Get-EventSubscriber,https://go.microsoft.com/fwlink/?LinkID=135155
+Get-ExecutionPolicy,https://go.microsoft.com/fwlink/?LinkID=113315
+Get-FormatData,https://go.microsoft.com/fwlink/?LinkID=144303
+Get-Help,https://go.microsoft.com/fwlink/?LinkID=113316
+Get-History,https://go.microsoft.com/fwlink/?LinkID=113317
+Get-Host,https://go.microsoft.com/fwlink/?LinkID=113318
+Get-Hotfix,https://go.microsoft.com/fwlink/?LinkID=135217
+Get-Item,https://go.microsoft.com/fwlink/?LinkID=113319
+Get-ItemProperty,https://go.microsoft.com/fwlink/?LinkID=113320
+Get-Job,https://go.microsoft.com/fwlink/?LinkID=113328
+Get-Location,https://go.microsoft.com/fwlink/?LinkID=113321
+Get-Member,https://go.microsoft.com/fwlink/?LinkID=113322
+Get-Module,https://go.microsoft.com/fwlink/?LinkID=141552
+Get-PfxCertificate,https://go.microsoft.com/fwlink/?LinkID=113323
+Get-Process,https://go.microsoft.com/fwlink/?LinkID=113324
+Get-PSBreakpoint,https://go.microsoft.com/fwlink/?LinkID=113325
+Get-PSCallStack,https://go.microsoft.com/fwlink/?LinkID=113326
+Get-PSDrive,https://go.microsoft.com/fwlink/?LinkID=113327
+Get-PSProvider,https://go.microsoft.com/fwlink/?LinkID=113329
+Get-PsSession,https://go.microsoft.com/fwlink/?LinkID=135219
+Get-PSSessionConfiguration,https://go.microsoft.com/fwlink/?LinkID=144304
+Get-PSSnapin,https://go.microsoft.com/fwlink/?LinkID=113330
+Get-Random,https://go.microsoft.com/fwlink/?LinkID=113446
+Get-Service,https://go.microsoft.com/fwlink/?LinkID=113332
+Get-TraceSource,https://go.microsoft.com/fwlink/?LinkID=113333
+Get-Transaction,https://go.microsoft.com/fwlink/?LinkID=135220
+Get-UICulture,https://go.microsoft.com/fwlink/?LinkID=113334
+Get-Unique,https://go.microsoft.com/fwlink/?LinkID=113335
+Get-Variable,https://go.microsoft.com/fwlink/?LinkID=113336
+Get-Verb,https://go.microsoft.com/fwlink/?LinkID=160712
+Get-WinEvent,https://go.microsoft.com/fwlink/?LinkID=138336
+Get-WmiObject,https://go.microsoft.com/fwlink/?LinkID=113337
+Get-WSManCredSSP,https://go.microsoft.com/fwlink/?LinkID=141443
+Get-WSManInstance,https://go.microsoft.com/fwlink/?LinkID=141444
+Group-Object,https://go.microsoft.com/fwlink/?LinkID=113338
+Import-Alias,https://go.microsoft.com/fwlink/?LinkID=113339
+Import-Clixml,https://go.microsoft.com/fwlink/?LinkID=113340
+Import-Counter,https://go.microsoft.com/fwlink/?LinkID=138338
+Import-Csv,https://go.microsoft.com/fwlink/?LinkID=113341
+Import-LocalizedData,https://go.microsoft.com/fwlink/?LinkID=113342
+Import-Module,https://go.microsoft.com/fwlink/?LinkID=141553
+Import-PsSession,https://go.microsoft.com/fwlink/?LinkID=135221
+Invoke-Command,https://go.microsoft.com/fwlink/?LinkID=135225
+Invoke-Expression,https://go.microsoft.com/fwlink/?LinkID=113343
+Invoke-History,https://go.microsoft.com/fwlink/?LinkID=113344
+Invoke-Item,https://go.microsoft.com/fwlink/?LinkID=113345
+Invoke-WmiMethod,https://go.microsoft.com/fwlink/?LinkID=113346
+Invoke-WSManAction,https://go.microsoft.com/fwlink/?LinkID=141446
+Join-Path,https://go.microsoft.com/fwlink/?LinkID=113347
+Limit-EventLog,https://go.microsoft.com/fwlink/?LinkID=135227
+Managing Errors,https://go.microsoft.com/fwlink/?LinkID=135228
+Measure-Command,https://go.microsoft.com/fwlink/?LinkID=113348
+Measure-Object,https://go.microsoft.com/fwlink/?LinkID=113349
+Move-Item,https://go.microsoft.com/fwlink/?LinkID=113350
+Move-ItemProperty,https://go.microsoft.com/fwlink/?LinkID=113351
+New-Alias,https://go.microsoft.com/fwlink/?LinkID=113352
+New-Event,https://go.microsoft.com/fwlink/?LinkID=135234
+New-EventLog,https://go.microsoft.com/fwlink/?LinkID=135235
+New-Item,https://go.microsoft.com/fwlink/?LinkID=113353
+New-Item for ClientCertificate,https://go.microsoft.com/fwlink/?LinkID=158676
+New-Item for InitializationParam,https://go.microsoft.com/fwlink/?LinkID=158677
+New-Item for Listener,https://go.microsoft.com/fwlink/?LinkID=158678
+New-Item for Plugin,https://go.microsoft.com/fwlink/?LinkID=158679
+New-Item for Resources,https://go.microsoft.com/fwlink/?LinkID=158680
+New-Item for Security,https://go.microsoft.com/fwlink/?LinkID=158681
+New-ItemProperty,https://go.microsoft.com/fwlink/?LinkID=113354
+New-Module,https://go.microsoft.com/fwlink/?LinkID=141554
+New-ModuleManifest,https://go.microsoft.com/fwlink/?LinkID=141555
+New-Object,https://go.microsoft.com/fwlink/?LinkID=113355
+New-PSDrive,https://go.microsoft.com/fwlink/?LinkID=113357
+New-PsSession,https://go.microsoft.com/fwlink/?LinkID=135237
+New-PSSessionOption,https://go.microsoft.com/fwlink/?LinkID=144305
+New-Service,https://go.microsoft.com/fwlink/?LinkID=113359
+New-TimeSpan,https://go.microsoft.com/fwlink/?LinkID=113360
+New-Variable,https://go.microsoft.com/fwlink/?LinkID=113361
+New-Webserviceproxy,https://go.microsoft.com/fwlink/?LinkID=135238
+New-WSManInstance,https://go.microsoft.com/fwlink/?LinkID=141448
+New-WSManSessionOption,https://go.microsoft.com/fwlink/?LinkID=141449
+Object Pipeline,https://go.microsoft.com/fwlink/?LinkID=135239
+Out-Default,https://go.microsoft.com/fwlink/?LinkID=113362
+Out-File,https://go.microsoft.com/fwlink/?LinkID=113363
+Out-GridView,https://go.microsoft.com/fwlink/?LinkID=113364
+Out-Host,https://go.microsoft.com/fwlink/?LinkID=113365
+Out-Null,https://go.microsoft.com/fwlink/?LinkID=113366
+Out-Printer,https://go.microsoft.com/fwlink/?LinkID=113367
+Out-String,https://go.microsoft.com/fwlink/?LinkID=113368
+Pop-Location,https://go.microsoft.com/fwlink/?LinkID=113369
+Push-Location,https://go.microsoft.com/fwlink/?LinkID=113370
+Read-Host,https://go.microsoft.com/fwlink/?LinkID=113371
+Receive-Job,https://go.microsoft.com/fwlink/?LinkID=113372
+Register-EngineEvent,https://go.microsoft.com/fwlink/?LinkID=135243
+Register-ObjectEvent,https://go.microsoft.com/fwlink/?LinkID=135244
+Register-PSSessionConfiguration,https://go.microsoft.com/fwlink/?LinkID=144306
+Register-WmiEvent,https://go.microsoft.com/fwlink/?LinkID=135245
+Remove-Computer,https://go.microsoft.com/fwlink/?LinkID=135246
+Remove-Event,https://go.microsoft.com/fwlink/?LinkID=135247
+Remove-EventLog,https://go.microsoft.com/fwlink/?LinkID=135248
+Remove-Item,https://go.microsoft.com/fwlink/?LinkID=113373
+Remove-ItemProperty,https://go.microsoft.com/fwlink/?LinkID=113374
+Remove-Job,https://go.microsoft.com/fwlink/?LinkID=113377
+Remove-Module,https://go.microsoft.com/fwlink/?LinkID=141556
+Remove-PSBreakpoint,https://go.microsoft.com/fwlink/?LinkID=113375
+Remove-PSDrive,https://go.microsoft.com/fwlink/?LinkID=113376
+Remove-PsSession,https://go.microsoft.com/fwlink/?LinkID=135250
+Remove-PSSnapin,https://go.microsoft.com/fwlink/?LinkID=113378
+Remove-Variable,https://go.microsoft.com/fwlink/?LinkID=113380
+Remove-WmiObject,https://go.microsoft.com/fwlink/?LinkID=113381
+Remove-WSManInstance,https://go.microsoft.com/fwlink/?LinkID=141453
+Rename-Item,https://go.microsoft.com/fwlink/?LinkID=113382
+Rename-ItemProperty,https://go.microsoft.com/fwlink/?LinkID=113383
+Reset-ComputerMachinePassword,https://go.microsoft.com/fwlink/?LinkID=135252
+Resolve-Path,https://go.microsoft.com/fwlink/?LinkID=113384
+Restart-Computer,https://go.microsoft.com/fwlink/?LinkID=135253
+Restart-Service,https://go.microsoft.com/fwlink/?LinkID=113385
+Restore-Computer,https://go.microsoft.com/fwlink/?LinkID=135254
+Resume-Service,https://go.microsoft.com/fwlink/?LinkID=113386
+Select-Object,https://go.microsoft.com/fwlink/?LinkID=113387
+Select-String,https://go.microsoft.com/fwlink/?LinkID=113388
+Select-Xml,https://go.microsoft.com/fwlink/?LinkID=135255
+Send-MailMessage,https://go.microsoft.com/fwlink/?LinkID=135256
+Set-Acl,https://go.microsoft.com/fwlink/?LinkID=113389
+Set-Alias,https://go.microsoft.com/fwlink/?LinkID=113390
+Set-AuthenticodeSignature,https://go.microsoft.com/fwlink/?LinkID=113391
+Set-Content,https://go.microsoft.com/fwlink/?LinkID=113392
+Set-Date,https://go.microsoft.com/fwlink/?LinkID=113393
+Set-ExecutionPolicy,https://go.microsoft.com/fwlink/?LinkID=113394
+Set-Item,https://go.microsoft.com/fwlink/?LinkID=113395
+Set-ItemProperty,https://go.microsoft.com/fwlink/?LinkID=113396
+Set-Location,https://go.microsoft.com/fwlink/?LinkID=113397
+Set-PSBreakpoint,https://go.microsoft.com/fwlink/?LinkID=113449
+Set-PSDebug,https://go.microsoft.com/fwlink/?LinkID=113398
+Set-PSSessionConfiguration,https://go.microsoft.com/fwlink/?LinkID=144307
+Set-Service,https://go.microsoft.com/fwlink/?LinkID=113399
+Set-StrictMode,https://go.microsoft.com/fwlink/?LinkID=113450
+Set-TraceSource,https://go.microsoft.com/fwlink/?LinkID=113400
+Set-Variable,https://go.microsoft.com/fwlink/?LinkID=113401
+Set-WmiInstance,https://go.microsoft.com/fwlink/?LinkID=113402
+Set-WSManInstance,https://go.microsoft.com/fwlink/?LinkID=141458
+Set-WSManQuickConfig,https://go.microsoft.com/fwlink/?LinkID=141463
+Show-Eventlog,https://go.microsoft.com/fwlink/?LinkID=135257
+Sort-Object,https://go.microsoft.com/fwlink/?LinkID=113403
+Split-Path,https://go.microsoft.com/fwlink/?LinkID=113404
+Start-Job,https://go.microsoft.com/fwlink/?LinkID=113405
+Start-Process,https://go.microsoft.com/fwlink/?LinkID=135261
+Start-Service,https://go.microsoft.com/fwlink/?LinkID=113406
+Start-Sleep,https://go.microsoft.com/fwlink/?LinkID=113407
+Start-Transaction,https://go.microsoft.com/fwlink/?LinkID=135262
+Start-Transcript,https://go.microsoft.com/fwlink/?LinkID=113408
+Stop-Computer,https://go.microsoft.com/fwlink/?LinkID=135263
+Stop-Job,https://go.microsoft.com/fwlink/?LinkID=113413
+Stop-Process,https://go.microsoft.com/fwlink/?LinkID=113412
+Stop-Service,https://go.microsoft.com/fwlink/?LinkID=113414
+Stop-Transcript,https://go.microsoft.com/fwlink/?LinkID=113415
+Suspend-Service,https://go.microsoft.com/fwlink/?LinkID=113416
+Tee-Object,https://go.microsoft.com/fwlink/?LinkID=113417
+Test-ComputerSecureChannel,https://go.microsoft.com/fwlink/?LinkID=137749
+Test-Connection,https://go.microsoft.com/fwlink/?LinkID=135266
+Test-ModuleManifest,https://go.microsoft.com/fwlink/?LinkID=141557
+Test-Path,https://go.microsoft.com/fwlink/?LinkID=113418
+Test-WSMan,https://go.microsoft.com/fwlink/?LinkID=141464
+Trace-Command,https://go.microsoft.com/fwlink/?LinkID=113419
+Undo-Transaction,https://go.microsoft.com/fwlink/?LinkID=135268
+Unregister-Event,https://go.microsoft.com/fwlink/?LinkID=135269
+Unregister-PSSessionConfiguration,https://go.microsoft.com/fwlink/?LinkID=144308
+Update-FormatData,https://go.microsoft.com/fwlink/?LinkID=113420
+Update-List,https://go.microsoft.com/fwlink/?LinkID=113447
+Update-TypeData,https://go.microsoft.com/fwlink/?LinkID=113421
+Use-Transaction,https://go.microsoft.com/fwlink/?LinkID=135271
+Wait-Event,https://go.microsoft.com/fwlink/?LinkID=135276
+Wait-Job,https://go.microsoft.com/fwlink/?LinkID=113422
+Wait-Process,https://go.microsoft.com/fwlink/?LinkID=135277
+Where-Object,https://go.microsoft.com/fwlink/?LinkID=113423
+Write-Debug,https://go.microsoft.com/fwlink/?LinkID=113424
+Write-Error,https://go.microsoft.com/fwlink/?LinkID=113425
+Write-EventLog,https://go.microsoft.com/fwlink/?LinkID=135281
+Write-Host,https://go.microsoft.com/fwlink/?LinkID=113426
+Write-Output,https://go.microsoft.com/fwlink/?LinkID=113427
+Write-Progress,https://go.microsoft.com/fwlink/?LinkID=113428
+Write-Verbose,https://go.microsoft.com/fwlink/?LinkID=113429
+Write-Warning,https://go.microsoft.com/fwlink/?LinkID=113430
+Clear-Host,https://go.microsoft.com/fwlink/?LinkID=225747
+Prompt,https://go.microsoft.com/fwlink/?LinkID=225750
diff --git a/test/powershell/engine/testdata/HelpURI/V3Cmdlets.csv b/test/powershell/engine/testdata/HelpURI/V3Cmdlets.csv
new file mode 100644
index 0000000000..cbc2c68e08
--- /dev/null
+++ b/test/powershell/engine/testdata/HelpURI/V3Cmdlets.csv
@@ -0,0 +1,92 @@
+TopicTitle,HelpURI
+Add-ContentFileSystem,https://go.microsoft.com/fwlink/?LinkID=204573
+Add-JobTrigger,https://go.microsoft.com/fwlink/?LinkID=223913
+Connect-PSSession,https://go.microsoft.com/fwlink/?LinkID=210604
+ConvertFrom-Json,https://go.microsoft.com/fwlink/?LinkID=217031
+ConvertTo-Json,https://go.microsoft.com/fwlink/?LinkID=217032
+Disable-JobTrigger,https://go.microsoft.com/fwlink/?LinkID=223918
+Disable-ScheduledJob,https://go.microsoft.com/fwlink/?LinkID=223927
+Disconnect-PSSession,https://go.microsoft.com/fwlink/?LinkID=210605
+Enable-JobTrigger,https://go.microsoft.com/fwlink/?LinkID=223917
+Enable-ScheduledJob,https://go.microsoft.com/fwlink/?LinkID=223926
+Get-ChildItemFileSystem,https://go.microsoft.com/fwlink/?LinkID=204557
+Get-ContentFileSystem,https://go.microsoft.com/fwlink/?LinkID=204574
+Get-ControlPanelItem,https://go.microsoft.com/fwlink/?LinkID=219982
+Get-CmsMessage,https://go.microsoft.com/fwlink/?LinkID=394370
+Get-JobTrigger,https://go.microsoft.com/fwlink/?LinkID=223915
+Get-ScheduledJob,https://go.microsoft.com/fwlink/?LinkID=223923
+Get-ScheduledJobOption,https://go.microsoft.com/fwlink/?LinkID=223920
+Get-TypeData,https://go.microsoft.com/fwlink/?LinkID=217033
+Import-PSWorkflow,https://go.microsoft.com/fwlink/?LinkID=210606
+Invoke-RestMethod,https://go.microsoft.com/fwlink/?LinkID=217034
+Invoke-WebRequest,https://go.microsoft.com/fwlink/?LinkID=217035
+New-CIMModule,https://go.microsoft.com/fwlink/?LinkID=210607
+New-JobTrigger,https://go.microsoft.com/fwlink/?LinkID=223912
+New-PSSessionConfigurationFile,https://go.microsoft.com/fwlink/?LinkID=217036
+New-PSSessionConfigurationOption,https://go.microsoft.com/fwlink/?LinkID=210608
+New-PSWorkflowExecutionOption,https://go.microsoft.com/fwlink/?LinkID=210609
+New-ScheduledJobOption,https://go.microsoft.com/fwlink/?LinkID=223919
+New-Snippet,https://go.microsoft.com/fwlink/?LinkID=225298
+New-WinEvent,https://go.microsoft.com/fwlink/?LinkID=217469
+Out-LineOutput,https://go.microsoft.com/fwlink/?LinkID=210610
+Protect-CmsMessage,https://go.microsoft.com/fwlink/?LinkId=394373
+Receive-PSSession,https://go.microsoft.com/fwlink/?LinkID=217037
+Register-JobEvent,https://go.microsoft.com/fwlink/?LinkID=221730
+Register-ScheduledJob,https://go.microsoft.com/fwlink/?LinkID=223922
+Remove-JobTrigger,https://go.microsoft.com/fwlink/?LinkID=223914
+Remove-TypeData,https://go.microsoft.com/fwlink/?LinkID=217038
+Rename-Computer,https://go.microsoft.com/fwlink/?LinkID=219990
+Resume-Job,https://go.microsoft.com/fwlink/?LinkID=210611
+Save-Help,https://go.microsoft.com/fwlink/?LinkID=210612
+Set-ContentFileSystem,https://go.microsoft.com/fwlink/?LinkID=204570
+Set-JobTrigger,https://go.microsoft.com/fwlink/?LinkID=223916
+Set-ScheduledJob,https://go.microsoft.com/fwlink/?LinkID=223924
+Set-ScheduledJobOption,https://go.microsoft.com/fwlink/?LinkID=223921
+Show-Command,https://go.microsoft.com/fwlink/?LinkID=217448
+Show-ControlPanelItem,https://go.microsoft.com/fwlink/?LinkID=219983
+Suspend-Job,https://go.microsoft.com/fwlink/?LinkID=210613
+Test-PSSessionConfigurationFile,https://go.microsoft.com/fwlink/?LinkID=217039
+Unblock-File,https://go.microsoft.com/fwlink/?LinkID=217450
+Unprotect-CmsMessage,https://go.microsoft.com/fwlink/?LinkId=394374
+Unregister-ScheduledJob,https://go.microsoft.com/fwlink/?LinkID=223925
+Update-Help,https://go.microsoft.com/fwlink/?LinkID=210614
+Get-ItemPropertyValue,https://go.microsoft.com/fwlink/?LinkId=389281
+Compress-Archive,https://go.microsoft.com/fwlink/?LinkID=393252
+Expand-Archive,https://go.microsoft.com/fwlink/?LinkID=393253
+Get-Runspace,https://go.microsoft.com/fwlink/?LinkId=403730
+Debug-Runspace,https://go.microsoft.com/fwlink/?LinkId=403731
+Enable-RunspaceDebug,https://go.microsoft.com/fwlink/?LinkId=403732
+Disable-RunspaceDebug,https://go.microsoft.com/fwlink/?LinkId=403733
+Get-RunspaceDebug,https://go.microsoft.com/fwlink/?LinkId=403734
+Wait-Debugger,https://go.microsoft.com/fwlink/?LinkId=403735
+Enter-PSHostProcess,https://go.microsoft.com/fwlink/?LinkId=403736
+Exit-PSHostProcess,https://go.microsoft.com/fwlink/?LinkId=403737
+Clear-RecycleBin,https://go.microsoft.com/fwlink/?LinkId=524082
+ConvertFrom-String,https://go.microsoft.com/fwlink/?LinkId=507579
+New-TemporaryFile,https://go.microsoft.com/fwlink/?LinkId=526726
+New-Guid,https://go.microsoft.com/fwlink/?LinkId=526920
+Format-Hex,https://go.microsoft.com/fwlink/?LinkId=526919
+Convert-String,https://go.microsoft.com/fwlink/?LinkId=528577
+Get-Clipboard,https://go.microsoft.com/fwlink/?LinkId=526219
+Set-Clipboard,https://go.microsoft.com/fwlink/?LinkId=526220
+Write-Information,https://go.microsoft.com/fwlink/?LinkId=525909
+Add-LocalGroupMember,https://go.microsoft.com/fwlink/?LinkId=717987
+Disable-LocalUser,https://go.microsoft.com/fwlink/?LinkId=717986
+Enable-LocalUser,https://go.microsoft.com/fwlink/?LinkId=717985
+Get-LocalGroup,https://go.microsoft.com/fwlink/?LinkId=717974
+Get-LocalGroupMember,https://go.microsoft.com/fwlink/?LinkId=717988
+Get-LocalUser,https://go.microsoft.com/fwlink/?LinkId=717980
+New-LocalGroup,https://go.microsoft.com/fwlink/?LinkId=717990
+New-LocalUser,https://go.microsoft.com/fwlink/?LinkId=717981
+Remove-LocalGroup,https://go.microsoft.com/fwlink/?LinkId=717975
+Remove-LocalGroupMember,https://go.microsoft.com/fwlink/?LinkId=717989
+Remove-LocalUser,https://go.microsoft.com/fwlink/?LinkId=717982
+Rename-LocalGroup,https://go.microsoft.com/fwlink/?LinkId=717978
+Rename-LocalUser,https://go.microsoft.com/fwlink/?LinkID=717983
+Set-LocalGroup,https://go.microsoft.com/fwlink/?LinkId=717979
+Set-LocalUser,https://go.microsoft.com/fwlink/?LinkId=717984
+New-FileCatalog,https://go.microsoft.com/fwlink/?LinkId=786749
+Test-FileCatalog,https://go.microsoft.com/fwlink/?LinkId=786750
+Get-ComputerInfo,https://go.microsoft.com/fwlink/?LinkId=799466
+Get-TimeZone,https://go.microsoft.com/fwlink/?LinkId=799468
+Set-TimeZone,https://go.microsoft.com/fwlink/?LinkId=799469
\ No newline at end of file