test_client_pop_all_preserved() — flask Function Reference

Architecture documentation for the test_client_pop_all_preserved() function in test_testing.py from the flask codebase.

Function python ApplicationCore AppLifeCycle

Entity Profile

ApplicationCore→ AppLifeCycle→ test_client_pop_all_preserved() — flask Function Reference

Dependency Diagram

graph TD
  ff328234_6c6c_c49f_a3eb_9117184ea470["test_client_pop_all_preserved()"]
  8c162ff0_0a8a_d943_77b6_c07b38d297a0["test_testing.py"]
  ff328234_6c6c_c49f_a3eb_9117184ea470 -->|defined in| 8c162ff0_0a8a_d943_77b6_c07b38d297a0
  style ff328234_6c6c_c49f_a3eb_9117184ea470 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

tests/test_testing.py lines 371–385

def test_client_pop_all_preserved(app, req_ctx, client):
    @app.route("/")
    def index():
        # stream_with_context pushes a third context, preserved by response
        return flask.stream_with_context("hello")

    # req_ctx fixture pushed an initial context
    with client:
        # request pushes a second request context, preserved by client
        rv = client.get("/")

    # close the response, releasing the context held by stream_with_context
    rv.close()
    # only req_ctx fixture should still be pushed
    assert _cv_app.get(None) is req_ctx