perf(notes): Improve notes search performance using async iterators

.gitignore

@@ -6,4 +6,4 @@ __pycache__/
 .env.*.local
 
 # Generated by pytest used to login users
-.nextcloud_oauth_shared_test_client.json
+.nextcloud_oauth_*.json

CLAUDE.md

@@ -151,7 +151,7 @@ Each Nextcloud app has a corresponding server module that:
 
 ### Testing Structure
 
-- **Integration tests** in `tests/integration/` and `tests/client/`, `tests/server/` - Test real Nextcloud API interactions
+- **Integration tests** in `tests/client/` and `tests/server/` - Test real Nextcloud API interactions
 - **Fixtures** in `tests/conftest.py` - Shared test setup and utilities
 - Tests are marked with `@pytest.mark.integration` for selective running
 - **Important**: Integration tests run against live Docker containers. After making code changes:
@@ -173,8 +173,8 @@ Each Nextcloud app has a corresponding server module that:
   - `temporary_addressbook` - Creates and cleans up test address books
   - `temporary_contact` - Creates and cleans up test contacts
 - **Test specific functionality** after changes:
-  - For Notes changes: `uv run pytest tests/integration/test_mcp.py -k "notes" -v`
-  - For specific API changes: `uv run pytest tests/integration/test_notes_api.py -v`
+  - For Notes changes: `uv run pytest tests/server/test_mcp.py -k "notes" -v`
+  - For specific API changes: `uv run pytest tests/client/notes/test_notes_api.py -v`
   - For OAuth changes: `uv run pytest tests/server/test_oauth*.py -v` (remember to rebuild `mcp-oauth` container)
 - **Avoid creating standalone test scripts** - use pytest with proper fixtures instead
 

docs/oauth-architecture.md

@@ -296,8 +296,7 @@ See [Configuration Guide](configuration.md) for all OAuth environment variables:
 
 The integration test suite includes comprehensive OAuth testing:
 
-- **Automated tests** (Playwright): [`tests/integration/test_oauth_playwright.py`](../tests/integration/test_oauth_playwright.py)
-- **Interactive tests**: [`tests/integration/test_oauth_interactive.py`](../tests/integration/test_oauth_interactive.py)
+- **Automated tests** (Playwright): [`tests/client/test_oauth_playwright.py`](../tests/client/test_oauth_playwright.py)
 - **Fixtures**: [`tests/conftest.py`](../tests/conftest.py)
 
 Run OAuth tests:
@@ -306,10 +305,7 @@ Run OAuth tests:
 docker-compose up --build -d mcp-oauth
 
 # Run automated tests
-uv run pytest tests/integration/test_oauth_playwright.py --browser firefox -v
-
-# Run interactive tests (manual login)
-uv run pytest tests/integration/test_oauth_interactive.py -v
+uv run pytest tests/client/test_oauth_playwright.py --browser firefox -v
 ```
 
 ## See Also

docs/oauth-upstream-status.md

@@ -171,7 +171,7 @@ The integration test suite validates OAuth functionality:
 docker-compose up --build -d mcp-oauth
 
 # Run comprehensive OAuth tests
-uv run pytest tests/integration/test_oauth_playwright.py --browser firefox -v
+uv run pytest tests/client/test_oauth_playwright.py --browser firefox -v
 
 # Tests verify:
 # - OAuth flow completion

nextcloud_mcp_server/client/__init__.py

@@ -125,8 +125,8 @@ class NextcloudClient:
 
     async def notes_search_notes(self, *, query: str):
         """Search notes using token-based matching with relevance ranking."""
-        all_notes = await self.notes.get_all_notes()
-        return self._notes_search.search_notes(all_notes, query)
+        all_notes = self.notes.get_all_notes()
+        return await self._notes_search.search_notes(all_notes, query)
 
     def _get_webdav_base_path(self) -> str:
         """Helper to get the base WebDAV path for the authenticated user."""

nextcloud_mcp_server/client/notes.py

@@ -1,7 +1,7 @@
 """Client for Nextcloud Notes app operations."""
 
 import logging
-from typing import Any, Dict, List, Optional
+from typing import Any, AsyncIterator, Dict, Optional
 
 from .base import BaseNextcloudClient
 
@@ -16,24 +16,22 @@ class NotesClient(BaseNextcloudClient):
         response = await self._make_request("GET", "/apps/notes/api/v1/settings")
         return response.json()
 
-    async def get_all_notes(self) -> List[Dict[str, Any]]:
-        """Get all notes."""
-        notes = []
+    async def get_all_notes(self) -> AsyncIterator[Dict[str, Any]]:
+        """Get all notes, yielding them one at a time."""
         cursor = ""
 
         while True:
             response = await self._make_request(
                 "GET",
                 "/apps/notes/api/v1/notes",
-                params={"chunkSize": 50, "chunkCursor": cursor},
+                params={"chunkSize": 10, "chunkCursor": cursor},
             )
-            notes.extend(response.json())
+            for note in response.json():
+                yield note
             if "X-Notes-Chunk-Cursor" not in response.headers:
                 break
             cursor = response.headers["X-Notes-Chunk-Cursor"]
 
-        return notes
-
     async def get_note(self, note_id: int) -> Dict[str, Any]:
         """Get a specific note by ID."""
         response = await self._make_request(

nextcloud_mcp_server/controllers/notes_search.py

@@ -1,13 +1,13 @@
 """Controller for notes search functionality."""
 
-from typing import Any, Dict, List
+from typing import Any, AsyncIterable, Dict, List
 
 
 class NotesSearchController:
     """Handles notes search logic and scoring."""
 
-    def search_notes(
-        self, notes: List[Dict[str, Any]], query: str
+    async def search_notes(
+        self, notes: AsyncIterable[Dict[str, Any]], query: str
     ) -> List[Dict[str, Any]]:
         """
         Search notes using token-based matching with relevance ranking.
@@ -21,7 +21,7 @@ class NotesSearchController:
             return []
 
         # Process and score each note
-        for note in notes:
+        async for note in notes:
             title_tokens, content_tokens = self._process_note_content(note)
             score = self._calculate_score(query_tokens, title_tokens, content_tokens)
 

tests/client/test_oauth.py

@@ -30,7 +30,7 @@ async def test_oauth_client_capabilities(nc_oauth_client: NextcloudClient):
 
 async def test_oauth_client_notes_list(nc_oauth_client: NextcloudClient):
     """Test that OAuth client can list notes."""
-    notes = await nc_oauth_client.notes.get_all_notes()
+    notes = [note async for note in nc_oauth_client.notes.get_all_notes()]
 
     assert isinstance(notes, list)
     logger.info(f"OAuth client successfully listed {len(notes)} notes")
@@ -95,7 +95,7 @@ async def test_invalid_token_fails():
     # Attempt to use a protected endpoint - should fail with 401
     # Note: capabilities endpoint is public and doesn't require auth
     with pytest.raises(HTTPStatusError) as exc_info:
-        await invalid_client.notes.get_all_notes()
+        _ = [note async for note in invalid_client.notes.get_all_notes()]
 
     assert exc_info.value.response.status_code == 401
 

tests/client/test_oauth_playwright.py

@@ -27,6 +27,6 @@ async def test_oauth_client_with_playwright_flow(nc_oauth_client):
     logger.info("OAuth client (Playwright) successfully fetched capabilities")
 
     # Test 2: List notes
-    notes = await nc_oauth_client.notes.get_all_notes()
+    notes = [note async for note in nc_oauth_client.notes.get_all_notes()]
     assert isinstance(notes, list)
     logger.info(f"OAuth client (Playwright) successfully listed {len(notes)} notes")

tests/conftest.py

@@ -97,6 +97,7 @@ async def create_mcp_client_session(
 
     finally:
         # Clean up in reverse order, ignoring task scope issues
+        # See: https://github.com/modelcontextprotocol/python-sdk/issues/577
         if session_context is not None:
             try:
                 await session_context.__aexit__(None, None, None)