$ node --test packages/game-data/tests/ledger-tools.test.mjs
# cwd /Users/king/Desktop/Workspace/SRO/zoen
# exit 0

TAP version 13
# --at needs an ISO date/time, got "not-a-date"
# Subtest: cost estimate uses the pricing table (Opus 5.5 list prices)
ok 1 - cost estimate uses the pricing table (Opus 5.5 list prices)
  ---
  duration_ms: 2.183625
  type: 'test'
  ...
# Subtest: time: wall clock includes stoppages, active counts only short gaps
ok 2 - time: wall clock includes stoppages, active counts only short gaps
  ---
  duration_ms: 1.710542
  type: 'test'
  ...
# Subtest: codex ledger reads only zoen/ sessions, dedupes usage records and counts image calls
ok 3 - codex ledger reads only zoen/ sessions, dedupes usage records and counts image calls
  ---
  duration_ms: 100.203166
  type: 'test'
  ...
# Subtest: token windows can be limited to one session (concurrent sessions are not double-counted)
ok 4 - token windows can be limited to one session (concurrent sessions are not double-counted)
  ---
  duration_ms: 0.962875
  type: 'test'
  ...
# Subtest: task-log records --session and a back-dated --at start without counting flags as text
ok 5 - task-log records --session and a back-dated --at start without counting flags as text
  ---
  duration_ms: 268.790083
  type: 'test'
  ...
1..5
# tests 5
# suites 0
# pass 5
# fail 0
# cancelled 0
# skipped 0
# todo 0
# duration_ms 468.937958