Merge branch 'master' into spelling

src/modules/previewpane/MarkdownPreviewHandler/HTMLParsingExtension.cs

@@ -2,8 +2,6 @@
 // The Microsoft Corporation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
-using System;
-using System.IO;
 using Markdig;
 using Markdig.Extensions.Figures;
 using Markdig.Extensions.Tables;

src/modules/previewpane/MarkdownPreviewHandler/MarkdownPreviewHandler.csproj

@@ -137,6 +137,9 @@
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>
+    <PackageReference Include="System.IO.Abstractions">
+      <Version>12.2.5</Version>
+    </PackageReference>
   </ItemGroup>
   <ItemGroup>
     <AdditionalFiles Include="..\..\..\codeAnalysis\StyleCop.json">

src/modules/previewpane/MarkdownPreviewHandler/MarkdownPreviewHandlerControl.cs

@@ -4,7 +4,7 @@
 
 using System;
 using System.Drawing;
-using System.IO;
+using System.IO.Abstractions;
 using System.Text.RegularExpressions;
 using System.Windows.Forms;
 using Common;
@@ -21,6 +21,10 @@ namespace Microsoft.PowerToys.PreviewHandler.Markdown
     /// </summary>
     public class MarkdownPreviewHandlerControl : FormHandlerControl
     {
+        private static readonly IFileSystem FileSystem = new FileSystem();
+        private static readonly IPath Path = FileSystem.Path;
+        private static readonly IFile File = FileSystem.File;
+
         /// <summary>
         /// Extension to modify markdown AST.
         /// </summary>

src/modules/previewpane/SvgPreviewHandler/Utilities/SvgPreviewHandlerHelper.cs

@@ -47,7 +47,10 @@ namespace Microsoft.PowerToys.PreviewHandler.Svg.Utilities
                 var elements = doc.Descendants().ToList();
                 foreach (XElement element in elements)
                 {
-                    var elementName = element?.Name?.LocalName?.ToLower(CultureInfo.CurrentCulture);
+                    // Using Invariant since we are doing an exact match for HTML tags and we want it to behave the same in every culture
+#pragma warning disable CA1308 // Normalize strings to uppercase
+                    var elementName = element?.Name?.LocalName?.ToLowerInvariant();
+#pragma warning restore CA1308 // Normalize strings to uppercase
                     if (elementName != null && blockedElementsName.ContainsKey(elementName))
                     {
                         foundBlockedElement = true;

src/modules/previewpane/SvgThumbnailProvider/SvgThumbnailProvider.cs

@@ -166,7 +166,9 @@ namespace Microsoft.PowerToys.ThumbnailHandler.Svg
                     {0}
                   </body>
                 </html>";
-            return string.Format(CultureInfo.CurrentCulture, html, svg);
+
+            // Using InvariantCulture since this should be displayed as it is
+            return string.Format(CultureInfo.InvariantCulture, html, svg);
         }
 
         /// <summary>

src/modules/previewpane/common/PreviewHandlerCommon.csproj

@@ -148,6 +148,9 @@
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>
+    <PackageReference Include="System.IO.Abstractions">
+      <Version>12.2.5</Version>
+    </PackageReference>
   </ItemGroup>
   <ItemGroup />
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />

src/modules/previewpane/common/Utilities/ReadonlyStream.cs

@@ -3,7 +3,6 @@
 // See the LICENSE file in the project root for more information.
 
 using System;
-using System.Diagnostics;
 using System.IO;
 using System.Runtime.InteropServices;
 using System.Runtime.InteropServices.ComTypes;

src/modules/previewpane/common/controls/WebBrowserExt.cs

@@ -54,6 +54,7 @@ namespace PreviewHandlerCommon
 
                 if (name != null && name.Equals(DISPIDAMBIENTDLCONTROL, StringComparison.CurrentCulture))
                 {
+                    // Using InvariantCulture since this is used for web browser configurations
                     result = Convert.ToInt32(
                         WebBrowserDownloadControlFlags.DLIMAGES |
                         WebBrowserDownloadControlFlags.PRAGMA_NO_CACHE |
@@ -66,7 +67,7 @@ namespace PreviewHandlerCommon
                         WebBrowserDownloadControlFlags.NO_DLACTIVEXCTLS |
                         WebBrowserDownloadControlFlags.NO_RUNACTIVEXCTLS |
                         WebBrowserDownloadControlFlags.NO_BEHAVIORS |
-                        WebBrowserDownloadControlFlags.SILENT, CultureInfo.CurrentCulture);
+                        WebBrowserDownloadControlFlags.SILENT, CultureInfo.InvariantCulture);
                 }
                 else
                 {

src/modules/previewpane/common/examplehandler/CustomControlTest.cs

@@ -3,7 +3,6 @@
 // See the LICENSE file in the project root for more information.
 
 using System;
-using System.IO;
 using System.Windows.Forms;
 
 namespace Common