Module assertions 

Test assertions for supervisor diagnostics.

The functions in this module are intentionally small and panic with direct messages so failing tests point at missing observability facts.

Functions

assert_child_state

Asserts that a child path has the expected lifecycle state.

assert_event_sequences_increase

Asserts that events were emitted in strict sequence order.

assert_journal_len

Asserts that a journal retained a specific number of events.

assert_recorder_has_metrics

Asserts that a test recorder saw at least one metric sample.

assert_shutdown_without_orphaned_tasks

Asserts that shutdown left no running children.

assert_summary_has_recent_events

Asserts that a run summary contains at least one recent event.