diff --git a/tests/test_commands.py b/tests/test_commands.py
index 1aa4fcba1..3a2749122 100644
--- a/tests/test_commands.py
+++ b/tests/test_commands.py
@@ -87,12 +87,19 @@ class TestCommands(TestCase):
         coder = Coder.create(models.GPT35, None, io, openai_api_key="deadbeef")
         commands = Commands(io, coder)
 
-        # Create a directory
+        # Create a directory and add files to it
         os.mkdir("test_dir")
+        with open("test_dir/test_file1.txt", "w") as f:
+            f.write("Test file 1")
+        with open("test_dir/test_file2.txt", "w") as f:
+            f.write("Test file 2")
 
         # Call the cmd_add method with a directory
-        with self.assertRaises(IsADirectoryError):
-            commands.cmd_add("test_dir")
+        commands.cmd_add("test_dir")
+
+        # Check if the files have been added to the chat session
+        self.assertIn(str(Path("test_dir/test_file1.txt").resolve()), coder.abs_fnames)
+        self.assertIn(str(Path("test_dir/test_file2.txt").resolve()), coder.abs_fnames)
 
     def test_cmd_drop_with_glob_patterns(self):
         # Initialize the Commands and InputOutput objects