Another try.

Author: JunaMeinhold

Hexa.NET.ImGui.Widgets.Tests/FileUtilitiesTests.cs

@@ -26,5 +26,27 @@ public void EnumerateEntriesOSXTest()
                 Console.WriteLine($"Path: {entry.Path}, File Name: {fileName}");
             }
         }
+
+        [Test]
+        [Platform(Include = "Win", Reason = "This test is only applicable on Windows.")]
+        public void EnumerateEntriesWinTest()
+        {
+            // Arrange
+            string testDirectory = AppDomain.CurrentDomain.BaseDirectory;
+
+            foreach (var entry in FileUtilities.EnumerateEntriesWin(testDirectory, "*", SearchOption.TopDirectoryOnly))
+            {
+                var path = entry.Path.ToString();
+                string fileName = Path.GetFileName(path);
+                Assert.Multiple(() =>
+                {
+                    Assert.That(string.IsNullOrEmpty(path), Is.False, "Path should not be empty");
+                    Assert.That(string.IsNullOrEmpty(fileName), Is.False, "File name should not be empty");
+                });
+
+                // Optional: Print the path and file name for verification
+                Console.WriteLine($"Path: {entry.Path}, File Name: {fileName}");
+            }
+        }
     }
 }

Hexa.NET.ImGui.Widgets/Dialogs/FileUtilities.cs

@@ -558,10 +558,11 @@ private static FileMetadata Convert(DirEnt entry, StdString path)
         {
             MemoryDump(&entry);
             int length = NET.Utilities.Utils.StrLen(entry.d_name);
-            StdWString str = new(path.Size + length);
+            StdWString str = new(path.Size + 1 + length);
             str.Append(path);
             str.Append('/');
             str.Append(entry.d_name);
+            *(str.Data + str.Size) = '\0';
             FileMetadata meta = new();
             meta.Path = str;
 
@@ -830,10 +831,11 @@ private static bool OSXTryReadDir(nint dirHandle, out OSXDirEnt dirEnt)
         private static FileMetadata OSXConvert(OSXDirEnt entry, StdString path)
         {
             int length = entry.d_namlen;
-            StdWString str = new(path.Size + length);
+            StdWString str = new(path.Size + 1 + length);
             str.Append(path);
             str.Append('/');
             str.Append(entry.d_name, length);
+            *(str.Data + str.Size) = '\0';
             FileMetadata meta = new();
             meta.Path = str;