diff --git a/document_page_portal/tests/test_document_controller.py b/document_page_portal/tests/test_document_controller.py
index 8706816196e..799d9f5323e 100644
--- a/document_page_portal/tests/test_document_controller.py
+++ b/document_page_portal/tests/test_document_controller.py
@@ -1,75 +1,76 @@
-# Path: addons/document_page_portal/tests/test_portal.py
+# Path: addons/document_page_portal/tests/test_document_controller.py
 
-from odoo import fields as odoo_fields
-from odoo.exceptions import AccessError, MissingError
 from odoo.tests.common import HttpCase, tagged
+from odoo.exceptions import AccessError, MissingError
+from odoo import fields as odoo_fields
+
 
+@tagged('post_install', '-at_install')
+class TestDocumentPagePortal(HttpCase):
 
-@tagged("post_install", "-at_install")
-class TestDocumentPageController(HttpCase):
     def setUp(self):
-        super(TestDocumentPageController, self).setUp()
-        self.portal_user = self.env.ref("base.public_user")
-        self.document_page_model = self.env["document.page"]
+        super(TestDocumentPagePortal, self).setUp()
+        self.portal_user = self.env.ref('base.public_user')
+        self.document_page_model = self.env['document.page']
 
     def test_prepare_portal_layout_values(self):
         """Test _prepare_portal_layout_values method."""
         with self.env.cr.savepoint():
             self.env = self.env(user=self.portal_user)
-            self.env["ir.http"]._dispatch()
-            values = self.env["portal.customer.portal"]._prepare_portal_layout_values()
+            values = self.env['portal.customer.portal']._prepare_portal_layout_values()
             document_page_count = self.document_page_model.search_count(
-                [("type", "=", "content")]
+                [('type', '=', 'content')]
             )
-            self.assertEqual(values.get("document_page_count"), document_page_count)
+            self.assertEqual(values.get('document_page_count'), document_page_count)
 
     def test_get_archive_groups(self):
         """Test _get_archive_groups method."""
         with self.env.cr.savepoint():
             self.env = self.env(user=self.portal_user)
-            self.env["ir.http"]._dispatch()
-            domain = [("type", "=", "content")]
-            groups = self.env["portal.customer.portal"]._get_archive_groups(
-                "document.page", domain
+
+            domain = [('type', '=', 'content')]
+            groups = self.env['portal.customer.portal']._get_archive_groups(
+                'document.page', domain
             )
             self.assertTrue(isinstance(groups, list))
+            self.assertGreaterEqual(len(groups), 0)  # Depending on the data, there could be 0 or more groups
 
     def test_portal_my_knowledge_document_pages(self):
         """Test portal_my_knowledge_document_pages route."""
         with self.env.cr.savepoint():
             self.env = self.env(user=self.portal_user)
-            result = self.url_open("/my/knowledge/documents")
+            result = self.url_open('/my/knowledge/documents')
             self.assertEqual(result.status_code, 200)
 
             # Test with search query
-            result = self.url_open("/my/knowledge/documents?search=test")
+            result = self.url_open('/my/knowledge/documents?search=test')
             self.assertEqual(result.status_code, 200)
 
             # Test with date filter
             date_begin = odoo_fields.Date.to_string(odoo_fields.Date.today())
             date_end = odoo_fields.Date.to_string(odoo_fields.Date.today())
-            result = self.url_open(
-                f"/my/knowledge/documents?date_begin={date_begin}&date_end={date_end}"
-            )
+            result = self.url_open(f'/my/knowledge/documents?date_begin={date_begin}&date_end={date_end}')
             self.assertEqual(result.status_code, 200)
 
     def test_document_pages_followup(self):
         """Test document_pages_followup route."""
         with self.env.cr.savepoint():
             self.env = self.env(user=self.portal_user)
-            # Assuming there is at least one document.page record
-            document_page = self.document_page_model.create(
-                {"name": "Test Document", "type": "content"}
-            )
-            result = self.url_open(f"/knowledge/document/{document_page.id}")
+
+            document_page = self.document_page_model.create({
+                'name': 'Test Document',
+                'type': 'content'
+            })
+
+            result = self.url_open(f'/knowledge/document/{document_page.id}')
             self.assertEqual(result.status_code, 200)
 
-            # Test with an invalid document_page_id
             with self.assertRaises(MissingError):
-                self.url_open("/knowledge/document/999999")
+                self.env['portal.customer.portal']._document_check_access(
+                    'document.page', 999999
+                )
 
-            # Test access with a non-public user
             with self.assertRaises(AccessError):
-                self.url_open(
-                    f"/knowledge/document/{document_page.id}?token=invalid_token"
+                self.env['portal.customer.portal']._document_check_access(
+                    'document.page', document_page.id, access_token='invalid_token'
                 )