diff --git a/web_attachment_size_limit/__manifest__.py b/web_attachment_size_limit/__manifest__.py
index e924e9b..365a972 100644
--- a/web_attachment_size_limit/__manifest__.py
+++ b/web_attachment_size_limit/__manifest__.py
@@ -4,7 +4,7 @@
 {
     "name": "Web Attachment Size Limit",
     "summary": "Enforce a global maximum size for file uploads",
-    "version": "14.0.1.0.0",
+    "version": "14.0.1.0.1",
     "category": "Web",
     "website": "https://numigi.com/r/home",
     "author": "Numigi",
diff --git a/web_attachment_size_limit/tests/test_attachment_limit.py b/web_attachment_size_limit/tests/test_attachment_limit.py
index 3ad4c59..ed3a492 100644
--- a/web_attachment_size_limit/tests/test_attachment_limit.py
+++ b/web_attachment_size_limit/tests/test_attachment_limit.py
@@ -1,106 +1,47 @@
 # © Numigi (tm) and all its contributors (https://numigi.com/r/home)
 # License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
 
-# import io
-# import json
-# from odoo.tests.common import HttpCase, tagged
-#
-#
-# @tagged('post_install', '-at_install')
-# class TestAttachmentSizeLimit(HttpCase):
-#
-#     def setUp(self):
-#         super(TestAttachmentSizeLimit, self).setUp()
-#         # Authenticate as admin to have upload rights and establish session
-#         self.authenticate('admin', 'admin')
-#
-#         # Force the parameter value for the test context (e.g., 100 bytes)
-#         self.env['ir.config_parameter'].sudo().set_param(
-#             'web.max_file_upload_size', '100'
-#         )
-#
-#     def _get_csrf_token(self):
-#         """
-#         Fetch the CSRF token from the session info.
-#         This is required for controllers protected by
-#         @http.route(..., csrf=True)
-#         """
-#         # We invoke get_session_info via JSON-RPC to retrieve the token
-#         # url_open does not support 'json' param in this env, so we serialize manually
-#         response = self.url_open(
-#             '/web/session/get_session_info',
-#             data=json.dumps({}),
-#             headers={'Content-Type': 'application/json'}
-#         )
-#         return response.json().get('result', {}).get('csrf_token')
-#
-#     def test_01_parameter_exists(self):
-#         """Check that the system parameter is correctly set."""
-#         param = self.env['ir.config_parameter'].sudo().get_param(
-#             'web.max_file_upload_size'
-#         )
-#         self.assertEqual(
-#             param, '100', "The parameter value should be 100 for this test."
-#         )
-#
-#     def test_02_upload_too_large(self):
-#         """Try to upload a file of 200 bytes (limit is 100). Should fail."""
-#
-#         csrf_token = self._get_csrf_token()
-#
-#         file_content = b'x' * 200
-#         files = {
-#             'ufile': ('big_file.txt', io.BytesIO(file_content), 'text/plain'),
-#         }
-#         # We must send the model/id and CSRF token as data fields
-#         data = {
-#             'model': 'res.users',
-#             'id': str(self.env.user.id),
-#             'csrf_token': csrf_token
-#         }
-#
-#         # Note: /web/binary/upload_attachment is the standard upload URL
-#         # We use relative URL '/web/...' so Odoo uses the correct testing port
-#         response = self.url_open(
-#             '/web/binary/upload_attachment', data=data, files=files
-#         )
-#
-#         response_content = response.content.decode('utf-8')
-#
-#         self.assertIn(
-#             "File too large",
-#             response_content,
-#             "The upload should have been blocked with an error message. "
-#             "Response: %s" % response_content
-#         )
-#
-#     def test_03_upload_success(self):
-#         """Try to upload a file of 50 bytes (limit is 100). Should succeed."""
-#
-#         csrf_token = self._get_csrf_token()
-#
-#         file_content = b'x' * 50
-#         files = {
-#             'ufile': (
-#                 'small_file.txt', io.BytesIO(file_content), 'text/plain'
-#             ),
-#         }
-#         data = {
-#             'model': 'res.users',
-#             'id': str(self.env.user.id),
-#             'csrf_token': csrf_token
-#         }
-#
-#         response = self.url_open(
-#             '/web/binary/upload_attachment', data=data, files=files
-#         )
-#         response_content = response.content.decode('utf-8')
-#
-#         self.assertNotIn(
-#             "error", response_content,
-#             "Valid upload should not return an error."
-#         )
-#         self.assertIn(
-#             "small_file.txt", response_content,
-#             "The filename should be in the response."
-#         )
+from unittest.mock import MagicMock, patch
+
+from odoo.tests.common import TransactionCase, tagged
+from odoo.addons.web_attachment_size_limit.controllers.main import BinaryUploadLimit
+
+
+@tagged("-at_install", "post_install")
+class TestAttachmentSizeLimit(TransactionCase):
+
+    def setUp(self):
+        super().setUp()
+        self.env["ir.config_parameter"].sudo().set_param(
+            "web.max_file_upload_size", "100"
+        )
+        self.controller = BinaryUploadLimit()
+
+    def _test_upload(self, content_length: int):
+        ufile_mock = MagicMock()
+        ufile_mock.tell.return_value = content_length
+
+        patch_req = patch("odoo.addons.web_attachment_size_limit.controllers.main.request")
+        patch_sup = patch("odoo.addons.web.controllers.main.Binary.upload_attachment")
+
+        with patch_req as mock_req, patch_sup as mock_sup:
+            mock_req.env = self.env
+            mock_req.httprequest.files.getlist.return_value = [ufile_mock]
+            mock_sup.return_value = '{"id": 123}'
+
+            res = self.controller.upload_attachment(
+                model="res.users",
+                id=self.env.user.id,
+                ufile=ufile_mock,
+            )
+            return res, mock_sup.called
+
+    def test_02_upload_too_large(self):
+        response, super_called = self._test_upload(200)
+        assert "File too large" in response
+        assert not super_called
+
+    def test_03_upload_success(self):
+        response, super_called = self._test_upload(50)
+        assert response == '{"id": 123}'
+        assert super_called
\ No newline at end of file
diff --git a/web_visual_company_switcher/controllers/company_switcher.py b/web_visual_company_switcher/controllers/company_switcher.py
index 1aca275..ee05ac8 100644
--- a/web_visual_company_switcher/controllers/company_switcher.py
+++ b/web_visual_company_switcher/controllers/company_switcher.py
@@ -57,8 +57,8 @@ def get_companies_data(self):
 
             result = {
                 'companies': companies_data,
-                'current_allowed_companies': [int(x) for x in session_allowed_ids],  # Ensure int list
-                'current_company_id': int(current_company_id)  # Ensure int
+                'current_allowed_companies': [int(x) for x in session_allowed_ids],
+                'current_company_id': int(current_company_id)
             }
 
             return result
@@ -66,7 +66,8 @@ def get_companies_data(self):
         except Exception as e:
             return {'error': f'Failed to load companies: {str(e)}'}
 
-    @http.route('/web/visual_company_switcher/switch_company', type='json', auth='user', csrf=True)
+    @http.route('/web/visual_company_switcher/switch_company',
+                type='json', auth='user', csrf=True)
     def switch_single_company(self, company_id):
         """Switch to a single company"""
         try:
@@ -90,7 +91,8 @@ def switch_single_company(self, company_id):
         except Exception as e:
             return {'error': f'Failed to switch company: {str(e)}'}
 
-    @http.route('/web/visual_company_switcher/switch_companies', type='json', auth='user', csrf=True)
+    @http.route('/web/visual_company_switcher/switch_companies',
+                type='json', auth='user', csrf=True)
     def switch_multiple_companies(self, company_ids):
         """Switch to multiple companies - mimics native Odoo multi-company behavior"""
         try:
@@ -110,7 +112,8 @@ def switch_multiple_companies(self, company_ids):
                 if company not in user.company_ids:
                     return {'error': f'Access denied to company {company.name}'}
 
-            # This is the key: set allowed_company_ids in session to enable multi-company context
+            # This is the key: set allowed_company_ids in session
+            # to enable multi-company context
             # This mimics exactly what Odoo's native company switcher does
             request.session['allowed_company_ids'] = company_ids