Fix IncompleteCkInfos bug.

Terminal.Gui/ConsoleDrivers/AnsiEscapeSequence/AnsiEscapeSequenceRequestUtils.cs

@@ -1394,7 +1394,8 @@ public static class AnsiEscapeSequenceRequestUtils
             case ConsoleKey.Oem102:
                 if (keyInfo.KeyChar == 0)
                 {
-                    // If the keyChar is 0, keyInfo.Key value is not a printable character. 
+                    // If the keyChar is 0, keyInfo.Key value is not a printable character.
+                    System.Diagnostics.Debug.Assert (keyInfo.Key == 0);
 
                     return KeyCode.Null; // MapToKeyCodeModifiers (keyInfo.Modifiers, KeyCode)keyInfo.Key);
                 }

Terminal.Gui/ConsoleDrivers/NetDriver/NetEvents.cs

@@ -125,7 +125,7 @@ internal class NetEvents : IDisposable
 
                         if (AnsiEscapeSequenceRequestUtils.IncompleteCkInfos is { })
                         {
-                            AnsiEscapeSequenceRequestUtils.InsertArray (AnsiEscapeSequenceRequestUtils.IncompleteCkInfos, _cki);
+                            _cki = AnsiEscapeSequenceRequestUtils.InsertArray (AnsiEscapeSequenceRequestUtils.IncompleteCkInfos, _cki);
                         }
 
                         if ((consoleKeyInfo.KeyChar == (char)KeyCode.Esc && !_isEscSeq)

UnitTests/Input/AnsiEscapeSequenceRequestUtilsTests.cs

@@ -1547,12 +1547,14 @@ public class AnsiEscapeSequenceRequestUtilsTests
 
         if (index is null)
         {
-            Assert.Equal (result, AnsiEscapeSequenceRequestUtils.InsertArray (toIns, cki));
+            cki = AnsiEscapeSequenceRequestUtils.InsertArray (toIns, cki);
         }
         else
         {
-            Assert.Equal (result, AnsiEscapeSequenceRequestUtils.InsertArray (toIns, cki, (int)index));
+            cki = AnsiEscapeSequenceRequestUtils.InsertArray (toIns, cki, (int)index);
         }
+
+        Assert.Equal (result, cki);
     }
 
     private void ClearAll ()