The logic that owns the test (its speaker attributes the roll).
The effective mastery level to roll under.
See TimedTestOptions.
The evaluated sohl.entity.result.SuccessTestResult, undefined
if cancelled, or false on error (e.g. the speaker is not owned).
Roll a headless d100 roll-under mastery test at effective mastery level
eml, owned byparent, and return the evaluated result. Used by the timed trauma / affliction effects (recovery tests are typicallyHealing Base × Healing Rate).The caller reads the outcome off the result — sohl.entity.result.SuccessTestResult.normSuccessLevel (the canonical −1/0/1/2 level),
isSuccess,isCritical,lastDigit.