Function test_nested_callback_order

tests/test_blueprints.py:842–919

(app, client)

def test_nested_callback_order(app, client):
    parent = flask.Blueprint("parent", __name__)
    child = flask.Blueprint("child", __name__)

    @app.before_request
    def app_before1():
        flask.g.setdefault("seen", []).append("app_1")

    @app.teardown_request
    def app_teardown1(e=None):
        assert flask.g.seen.pop() == "app_1"

    @app.before_request
    def app_before2():
        flask.g.setdefault("seen", []).append("app_2")

    @app.teardown_request
    def app_teardown2(e=None):
        assert flask.g.seen.pop() == "app_2"

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

    @parent.before_request
    def parent_before1():
        flask.g.setdefault("seen", []).append("parent_1")

    @parent.teardown_request
    def parent_teardown1(e=None):
        assert flask.g.seen.pop() == "parent_1"

    @parent.before_request
    def parent_before2():
        flask.g.setdefault("seen", []).append("parent_2")

    @parent.teardown_request
    def parent_teardown2(e=None):
        assert flask.g.seen.pop() == "parent_2"

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

    @child.before_request
    def child_before1():
        flask.g.setdefault("seen", []).append("child_1")

    @child.teardown_request
    def child_teardown1(e=None):
        assert flask.g.seen.pop() == "child_1"

    @child.before_request
    def child_before2():
        flask.g.setdefault("seen", []).append("child_2")

    @child.teardown_request
    def child_teardown2(e=None):