citus/src/test/regress/expected/isolation_pg_send_cancellat...

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Parsed test spec with 2 sessions
starting permutation: s1-register s2-lock s1-lock s2-wrong-cancel-1 s2-wrong-cancel-2 s2-cancel
step s1-register:
INSERT INTO cancel_table VALUES (pg_backend_pid(), get_cancellation_key());
step s2-lock:
BEGIN;
LOCK TABLE cancel_table IN ACCESS EXCLUSIVE MODE;
step s1-lock:
BEGIN;
LOCK TABLE cancel_table IN ACCESS EXCLUSIVE MODE;
END;
<waiting ...>
step s2-wrong-cancel-1:
SELECT run_pg_send_cancellation(pid + 1, cancel_key) FROM cancel_table;
run_pg_send_cancellation
---------------------------------------------------------------------
(1 row)
step s2-wrong-cancel-2:
SELECT run_pg_send_cancellation(pid, cancel_key + 1) FROM cancel_table;
run_pg_send_cancellation
---------------------------------------------------------------------
(1 row)
step s2-cancel:
SELECT run_pg_send_cancellation(pid, cancel_key) FROM cancel_table;
END;
run_pg_send_cancellation
---------------------------------------------------------------------
(1 row)
step s1-lock: <... completed>
ERROR: canceling statement due to user request