tests/calcs/hazard/event_based/core_test:
tests/calcs/hazard/event_based/core_test:

Added a test for the `task_arg_gen` logic of the event-based calc.


Former-commit-id: 47d8eacfa6f3d64961d140853268619f7e143966
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine