From 3986396d9c31c6ac729c6b52fa79f34d7a253e95 Mon Sep 17 00:00:00 2001
From: Gregg Miskelly <greggm@microsoft.com>
Date: Tue, 25 Jul 2023 10:33:41 -0700
Subject: [PATCH] DAR: Set Encoding to UTF-8 (#1411)

DAR failed to set the encoding to UTF-8, leading to corrupt messages if we tried to marshal non-ascii strings.
---
 test/DebugAdapterRunner/DebugAdapterRunner.cs | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/test/DebugAdapterRunner/DebugAdapterRunner.cs b/test/DebugAdapterRunner/DebugAdapterRunner.cs
index 1e8921452..2d7315f6e 100644
--- a/test/DebugAdapterRunner/DebugAdapterRunner.cs
+++ b/test/DebugAdapterRunner/DebugAdapterRunner.cs
@@ -56,6 +56,8 @@ public class DebugAdapterRunner
 
         private IDictionary<string, CallbackRequestHandler> _callbackHandlers = new Dictionary<string, CallbackRequestHandler>();
 
+        private static readonly Encoding s_utf8NoBOM = new UTF8Encoding(encoderShouldEmitUTF8Identifier: false);
+
         // Current list of responses received from the debug adapter
         public List<string> Responses { get; private set; }
 
@@ -155,7 +157,9 @@ private void StartDebugAdapter(
             startInfo.CreateNoWindow = true;
             startInfo.RedirectStandardInput = true;
             startInfo.RedirectStandardOutput = true;
-            startInfo.RedirectStandardError = true;                
+            startInfo.RedirectStandardError = true;
+            startInfo.StandardOutputEncoding = s_utf8NoBOM;
+            startInfo.StandardInputEncoding = s_utf8NoBOM;
 
             if (redirectVSAssert)
             {