test_request_processing() — flask Function Reference

Architecture documentation for the test_request_processing() function in test_blueprints.py from the flask codebase.

Function python ApplicationCore AppLifeCycle

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ApplicationCore→ AppLifeCycle→ test_request_processing() — flask Function Reference

Dependency Diagram

graph TD
  d2d7be4d_3988_7cbb_e249_0f0c100a8e26["test_request_processing()"]
  4366a441_d387_52f9_ec8d_1c41c71c00a8["test_blueprints.py"]
  d2d7be4d_3988_7cbb_e249_0f0c100a8e26 -->|defined in| 4366a441_d387_52f9_ec8d_1c41c71c00a8
  style d2d7be4d_3988_7cbb_e249_0f0c100a8e26 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

tests/test_blueprints.py lines 777–805

def test_request_processing(app, client):
    bp = flask.Blueprint("bp", __name__)
    evts = []

    @bp.before_request
    def before_bp():
        evts.append("before")

    @bp.after_request
    def after_bp(response):
        response.data += b"|after"
        evts.append("after")
        return response

    @bp.teardown_request
    def teardown_bp(exc):
        evts.append("teardown")

    # Setup routes for testing
    @bp.route("/bp")
    def bp_endpoint():
        return "request"

    app.register_blueprint(bp)

    assert evts == []
    rv = client.get("/bp")
    assert rv.data == b"request|after"
    assert evts == ["before", "after", "teardown"]