test: Replace unittest class with simple tests

tests/integration/test_oauth_interactive.py

@@ -1,7 +1,7 @@
 """Interactive integration tests for OAuth authentication."""
 
-import os
 import logging
+import os
 
 import pytest
 

tests/integration/test_oauth_playwright.py

@@ -9,12 +9,7 @@ logger = logging.getLogger(__name__)
 pytestmark = [pytest.mark.integration, pytest.mark.oauth]
 
 
-class TestOAuthPlaywright:
+async def test_playwright_oauth_token_acquisition(playwright_oauth_token: str):
-    """Test automated Playwright OAuth authentication."""
-
-    async def test_playwright_oauth_token_acquisition(
-        self, playwright_oauth_token: str
-    ):
     """Test that Playwright can acquire an OAuth token automatically."""
     assert playwright_oauth_token is not None
     assert isinstance(playwright_oauth_token, str)
@@ -23,7 +18,8 @@ class TestOAuthPlaywright:
         f"Successfully acquired OAuth token via Playwright: {playwright_oauth_token[:20]}..."
     )
 
-    async def test_oauth_client_with_playwright_flow(self, nc_oauth_client_playwright):
+
+async def test_oauth_client_with_playwright_flow(nc_oauth_client_playwright):
     """Test that OAuth client created via Playwright flow can access Nextcloud APIs."""
     # Test 1: Check capabilities
     capabilities = await nc_oauth_client_playwright.capabilities()
@@ -35,9 +31,8 @@ class TestOAuthPlaywright:
     assert isinstance(notes, list)
     logger.info(f"OAuth client (Playwright) successfully listed {len(notes)} notes")
 
-    async def test_mcp_oauth_client_with_playwright(
+
-        self, nc_mcp_oauth_client_playwright
+async def test_mcp_oauth_client_with_playwright(nc_mcp_oauth_client_playwright):
-    ):
     """Test that MCP OAuth client via Playwright can execute tools."""
     import json