Intent of usage.mjs|title=usage tests deprecate options using .deprecateOption(x, [string]) .deprecateOption(x) in a sub-command|occurrence=1, usage.mjs|title=usage tests deprecate options using .deprecateOption(x, [string]) .deprecateOption(x, string) in a sub-command|occurrence=1

All 2 exact tests in this concept. Every test is marked by where it enters the hierarchy.