def METHOD_NAME(request):
    """Flask application fixture."""
    # Disable HTTPS
    APP_DEFAULT_SECURE_HEADERS['force_https'] = False
    APP_DEFAULT_SECURE_HEADERS['session_cookie_secure'] = False
    app = create_app(
        # CELERY_ALWAYS_EAGER=True,
        # CELERY_CACHE_BACKEND="memory",
        # CELERY_EAGER_PROPAGATES_EXCEPTIONS=True,
        # CELERY_RESULT_BACKEND="cache",
        APP_DEFAULT_SECURE_HEADERS=APP_DEFAULT_SECURE_HEADERS,
        DEBUG_TB_ENABLED=False,
        SECRET_KEY="CHANGE_ME",
        SECURITY_PASSWORD_SALT="CHANGE_ME",
        MAIL_SUPPRESS_SEND=True,
        SQLALCHEMY_DATABASE_URI=os.environ.get(
            'SQLALCHEMY_DATABASE_URI', 'sqlite:///test.db'),
        TESTING=True,
    )
    with app.app_context():
        yield app