Function test_nested_callback_order

tests/test_blueprints.py:386–467

()

async def test_nested_callback_order() -> None:
    app = Quart(__name__)

    parent = Blueprint("parent", __name__)
    child = Blueprint("child", __name__)

    @app.before_request
    async def app_before1() -> None:
        g.setdefault("seen", []).append("app_1")

    @app.teardown_request
    async def app_teardown1(exc: BaseException | None = None) -> None:
        assert g.seen.pop() == "app_1"

    @app.before_request
    async def app_before2() -> None:
        g.setdefault("seen", []).append("app_2")

    @app.teardown_request
    async def app_teardown2(exc: BaseException | None = None) -> None:
        assert g.seen.pop() == "app_2"

    @app.context_processor
    async def app_ctx() -> dict:
        return dict(key="app")

    @parent.before_request
    async def parent_before1() -> None:
        g.setdefault("seen", []).append("parent_1")

    @parent.teardown_request
    async def parent_teardown1(exc: BaseException | None = None) -> None:
        assert g.seen.pop() == "parent_1"

    @parent.before_request
    async def parent_before2() -> None:
        g.setdefault("seen", []).append("parent_2")

    @parent.teardown_request
    async def parent_teardown2(exc: BaseException | None = None) -> None:
        assert g.seen.pop() == "parent_2"

    @parent.context_processor
    async def parent_ctx() -> dict:
        return dict(key="parent")

    @child.before_request
    async def child_before1() -> None:
        g.setdefault("seen", []).append("child_1")

    @child.teardown_request
    async def child_teardown1(exc: BaseException | None = None) -> None:
        assert g.seen.pop() == "child_1"

    @child.before_request
    async def child_before2() -> None:
        g.setdefault("seen", []).append("child_2")