Application configuration and context to run pytest?

[khteh]

import pytest, sys, asyncio
from hypercorn.config import Config
from hypercorn.asyncio import serve
from os.path import dirname, join, abspath
from src.app import create_app
#from src.main import app
from quart_cors import cors
sys.path.insert(0, abspath(join(dirname(__file__), '../src')))
from common.Authentication import Authentication
pytest_plugins = ('pytest_asyncio',)
@pytest.fixture
async def app_context():
    config = Config()
    config.bind = ["localhost:4433"]
    config.insecure_bind = ["localhost:8080"]
    config.worker_class = "asyncio"
    config.alt_svc_headers = ["h3=\":443\"; ma=3600, h3-29=\":443\"; ma=3600"]
    config.loglevel = "DEBUG"
    config.quic_bind = ["localhost:4433"]
    app = create_app()
    app = cors(app, allow_credentials=True, allow_origin="https://localhost:4433")
    asyncio.run(serve(app, config))
    async with app.app_context():
       yield

@pytest.mark.asyncio
async def test_tokengeneration_pass(app_context):
    """ JWT token generation should pass with valid user input parameter """
    token = Authentication.generate_token("test_user")
    assert type(token) is str
    assert token != ""

Error:

E           RuntimeError: Not within an app context