Update named pipe for dotnet test (#49936)

Author: Youssef1313

src/Cli/dotnet/Commands/Test/IPC/NamedPipeServer.cs

@@ -252,7 +252,7 @@ public static PipeNameDescription GetPipeName(string name)
             return new PipeNameDescription($"testingplatform.pipe.{name.Replace('\\', '.')}", false);
         }
 
-        string directoryId = Path.Combine(Path.GetTempPath(), name);
+        string directoryId = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData), name);
         Directory.CreateDirectory(directoryId);
         return new PipeNameDescription(
             !Directory.Exists(directoryId)

src/Cli/dotnet/Commands/Test/TestApplication.cs

@@ -8,6 +8,7 @@
 using Microsoft.DotNet.Cli.Commands.Test.IPC;
 using Microsoft.DotNet.Cli.Commands.Test.IPC.Models;
 using Microsoft.DotNet.Cli.Commands.Test.IPC.Serializers;
+using Microsoft.DotNet.Cli.Utils;
 
 namespace Microsoft.DotNet.Cli.Commands.Test;
 
@@ -105,7 +106,7 @@ private string GetArguments(TestOptions testOptions)
             ? args.Aggregate((a, b) => $"{a} {b}")
             : string.Empty);
 
-        builder.Append($" {CliConstants.ServerOptionKey} {CliConstants.ServerOptionValue} {CliConstants.DotNetTestPipeOptionKey} {_pipeNameDescription.Name}");
+        builder.Append($" {CliConstants.ServerOptionKey} {CliConstants.ServerOptionValue} {CliConstants.DotNetTestPipeOptionKey} {ArgumentEscaper.EscapeSingleArg(_pipeNameDescription.Name)}");
 
         return builder.ToString();
     }