diff --git a/main.py b/main.py
index d791a169..a1db97cd 100644
--- a/main.py
+++ b/main.py
@@ -63,6 +63,7 @@ import threading
 import gc
 
 import logging
+from utils import extra_config
 
 if os.name == "nt":
     logging.getLogger("xformers").addFilter(lambda record: 'A matching Triton is not available' not in record.getMessage())
@@ -85,7 +86,6 @@ if args.windows_standalone_build:
         pass
 
 import comfy.utils
-import yaml
 
 import execution
 import server
@@ -180,27 +180,6 @@ def cleanup_temp():
         shutil.rmtree(temp_dir, ignore_errors=True)
 
 
-def load_extra_path_config(yaml_path):
-    with open(yaml_path, 'r') as stream:
-        config = yaml.safe_load(stream)
-    for c in config:
-        conf = config[c]
-        if conf is None:
-            continue
-        base_path = None
-        if "base_path" in conf:
-            base_path = conf.pop("base_path")
-        for x in conf:
-            for y in conf[x].split("\n"):
-                if len(y) == 0:
-                    continue
-                full_path = y
-                if base_path is not None:
-                    full_path = os.path.join(base_path, full_path)
-                logging.info("Adding extra search path {} {}".format(x, full_path))
-                folder_paths.add_model_folder_path(x, full_path)
-
-
 if __name__ == "__main__":
     if args.temp_directory:
         temp_dir = os.path.join(os.path.abspath(args.temp_directory), "temp")
@@ -222,11 +201,11 @@ if __name__ == "__main__":
 
     extra_model_paths_config_path = os.path.join(os.path.dirname(os.path.realpath(__file__)), "extra_model_paths.yaml")
     if os.path.isfile(extra_model_paths_config_path):
-        load_extra_path_config(extra_model_paths_config_path)
+        extra_config.load_extra_path_config(extra_model_paths_config_path)
 
     if args.extra_model_paths_config:
         for config_path in itertools.chain(*args.extra_model_paths_config):
-            load_extra_path_config(config_path)
+            extra_config.load_extra_path_config(config_path)
 
     nodes.init_extra_nodes(init_custom_nodes=not args.disable_all_custom_nodes)
 
diff --git a/tests-unit/utils/extra_config_test.py b/tests-unit/utils/extra_config_test.py
new file mode 100644
index 00000000..f56dd3e2
--- /dev/null
+++ b/tests-unit/utils/extra_config_test.py
@@ -0,0 +1,69 @@
+import pytest
+import yaml
+import os
+from unittest.mock import Mock, patch, mock_open
+
+from utils.extra_config import load_extra_path_config
+import folder_paths
+
+@pytest.fixture
+def mock_yaml_content():
+    return {
+        'test_config': {
+            'base_path': '~/App/',
+            'checkpoints': 'subfolder1',
+        }
+    }
+
+@pytest.fixture
+def mock_expanded_home():
+    return '/home/user'
+
+@pytest.fixture
+def mock_add_model_folder_path():
+    return Mock()
+
+@pytest.fixture
+def mock_expanduser(mock_expanded_home):
+    def _expanduser(path):
+        if path.startswith('~/'):
+            return os.path.join(mock_expanded_home, path[2:])
+        return path
+    return _expanduser
+
+@pytest.fixture
+def mock_yaml_safe_load(mock_yaml_content):
+    return Mock(return_value=mock_yaml_content)
+
+@patch('builtins.open', new_callable=mock_open, read_data="dummy file content")
+def test_load_extra_model_paths_expands_userpath(
+    mock_file,
+    monkeypatch,
+    mock_add_model_folder_path, 
+    mock_expanduser, 
+    mock_yaml_safe_load,
+    mock_expanded_home
+):
+    # Attach mocks used by load_extra_path_config
+    monkeypatch.setattr(folder_paths, 'add_model_folder_path', mock_add_model_folder_path)
+    monkeypatch.setattr(os.path, 'expanduser', mock_expanduser)
+    monkeypatch.setattr(yaml, 'safe_load', mock_yaml_safe_load)
+
+    dummy_yaml_file_name = 'dummy_path.yaml'
+    load_extra_path_config(dummy_yaml_file_name)
+
+    expected_calls = [
+        ('checkpoints', os.path.join(mock_expanded_home, 'App', 'subfolder1')),
+    ]
+
+    assert mock_add_model_folder_path.call_count == len(expected_calls)
+    
+    # Check if add_model_folder_path was called with the correct arguments
+    for actual_call, expected_call in zip(mock_add_model_folder_path.call_args_list, expected_calls):
+        assert actual_call.args == expected_call
+
+    # Check if yaml.safe_load was called
+    mock_yaml_safe_load.assert_called_once()
+
+    # Check if open was called with the correct file path
+    mock_file.assert_called_once_with(dummy_yaml_file_name, 'r')
diff --git a/utils/__init__.py b/utils/__init__.py
new file mode 100644
index 00000000..e69de29b
diff --git a/utils/extra_config.py b/utils/extra_config.py
new file mode 100644
index 00000000..23c2d791
--- /dev/null
+++ b/utils/extra_config.py
@@ -0,0 +1,25 @@
+import os
+import yaml
+import folder_paths
+import logging
+
+def load_extra_path_config(yaml_path):
+    with open(yaml_path, 'r') as stream:
+        config = yaml.safe_load(stream)
+    for c in config:
+        conf = config[c]
+        if conf is None:
+            continue
+        base_path = None
+        if "base_path" in conf:
+            base_path = conf.pop("base_path")
+            base_path = os.path.expanduser(base_path)
+        for x in conf:
+            for y in conf[x].split("\n"):
+                if len(y) == 0:
+                    continue
+                full_path = y
+                if base_path is not None:
+                    full_path = os.path.join(base_path, full_path)
+                logging.info("Adding extra search path {} {}".format(x, full_path))
+                folder_paths.add_model_folder_path(x, full_path)