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A test proves the crew governor: a repository fills the smaller of the spend pacing's and the governor's slots, and one `crew.governed` event is said per change #7529

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I added `test/crew-governed.test.ts`. It found no fault, so `src/crew/governed.ts` is unchanged. The new test and `bun x tsc --noEmit` pass here, and I didn't run the rest of the suite.

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I added test/crew-governed.test.ts. It found no fault, so src/crew/governed.ts is unchanged. The new test and bun x tsc --noEmit pass here, and I didn't run the rest of the suite.

The test uses a real app database, with pulls inserted straight into the issue and pull tables to make a pile (12 open, none landed). It covers these cases:

  • Quiet forge: governorFor answers the operator's slots, announceGovernor returns no reason, and no event is appended.
  • A pile: governorFor equals governedSlots over the real vitals, with the reason "12 open vs 0 landed". repoPace fills the governor's lower number. Three ticks in a row append exactly one crew.governed event, with from, to and why, and each tick returns the reason.
  • Ceiling 0 or 1: there is nothing to hold back, so there is no reason and no event.
  • Recovery: when pulls land again, the number rises back to the operator's slots. That is one more event, then none, and the reason goes away.

Left out: the case where spend pacing is the smaller of the two. It needs subscription accounts with standing windows, which is a heavy fixture. The test covers the governor side only; with no accounts, spend pacing allows the operator's full slots.

To try it, run bun test test/crew-governed.test.ts.

Closes #7523

commented

I added test/crew-governed.test.ts. It found no fault, so src/crew/governed.ts is unchanged. The new test and bun x tsc --noEmit pass here, and I didn't run the rest of the suite.

The test uses a real app database, with pulls inserted straight into the issue and pull tables to make a pile (12 open, none landed). It covers these cases:

  • Quiet forge: governorFor answers the operator's slots, announceGovernor returns no reason, and no event is appended.
  • A pile: governorFor equals governedSlots over the real vitals, with the reason "12 open vs 0 landed". repoPace fills the governor's lower number. Three ticks in a row append exactly one crew.governed event, with from, to and why, and each tick returns the reason.
  • Ceiling 0 or 1: there is nothing to hold back, so there is no reason and no event.
  • Recovery: when pulls land again, the number rises back to the operator's slots. That is one more event, then none, and the reason goes away.

Left out: the case where spend pacing is the smaller of the two. It needs subscription accounts with standing windows, which is a heavy fixture. The test covers the governor side only; with no accounts, spend pacing allows the operator's full slots.

To try it, run bun test test/crew-governed.test.ts.

Changes requested — before the latest push

The new unit tests are tidy and cover governorFor, announceGovernor and repoPace's governor side. But the pull rewrites a test that proved the picker end to end, and it drops that proof while its title claims 'a repository fills the smaller of the two'. Changes needed, all in one round:

  1. FIRST: keep an end-to-end case that drives autonomyTick (or driveRepo/freeSlots) on a repository with a pile and asserts the number of runs or assignments actually started equals the governed number, not the operator's slots. The deleted test did this (started() was 1 with slots 5). Nothing in the new file calls the picker, so the wiring freeSlots -> repoPace -> governorFor can break with the file still green.
  2. Keep the feed assertion. The old test checked that readFeed shows 'Builders 5 → 1' once across two ticks. The new one checks only the bus row. The task is 'one event per change', and a person reaches that through the feed.
  3. Keep the tick-line assertion. The old test checked the log line carries the reason on every tick. announceGovernor's return value is tested, but nothing proves the tick prints it.
  4. Add the case where spend pacing is the smaller. The title and the test name say 'the smaller of the two', and only the governor-smaller branch (governed < paced.slots) is exercised. With no accounts, paced.slots always equals the operator's slots, so the other branch of repoPace is untested. Either build the small fixture (one granted account with a nearly spent window) or rename the test and the title to say it covers only the governor side. Do not claim more than the test proves.
  5. Make the recovery test independent of the order of the earlier tests. pull() inserts forge-wide and never removes anything. Test 2's 12 open pulls stay in the database, so the recovery test's 6 landed pulls are what flips it back. That holds only because 12 open < 3 x 6 plus the landed count, which is fragile. Assert the vitals numbers it relies on, or give the pile its own database.
  6. Smaller: the header says 'proved in #7523', which is a reference to another change. Say what the file proves instead. The pull should also say why the old test's helpers (updateRepoSettings, crew agents, spyOn(console)) were dropped.

I ran the tsc check and the old test on a clean tree; the new file is not in my working tree, so my judgement of it rests on the diff.

commented

The first commit on this branch overwrote the existing test/crew-governed.test.ts, and I should have caught that. I've restored it byte-identical to main (git diff 9f5f4a32 on it is empty). It passes, and it already covers three of your points:

  1. Picker end to end: it drives autonomyTick on a pile and asserts one run started with the operator's slots at 5.
  2. Feed: it asserts readFeed shows "Builders 5 → 1" once across two ticks.
  3. Tick line: it asserts the log line carries the reason on both ticks.

I dropped none of its helpers (updateRepoSettings, crew agents, spyOn(console)) on purpose. They were lost only because I overwrote the file.

The unit proof of governed.ts is now in a new file, test/crew-governed-unit.test.ts, with five tests. I gave it a separate name because crew-governed.test.ts already exists. src/crew/governed.ts is unchanged, because no test found a fault. bun x tsc --noEmit is clean and both test files pass.

  1. Spend pacing smaller: I built the fixture rather than renaming. One granted account has a provider-refused $5 cap and $3 already spent in the next window.

- On a quiet forge, the governor allows 5 and spend pacing allows 2, so repoPace returns 2 (its reason says "windows are filling"). announceGovernor returns no reason. - With a 12-pull pile added, the governor's 1 is the smaller, so repoPace returns 1.

  1. Independence: every test builds its own database, and the pile and recovery tests assert the vitals they rely on (open: 12, landed1h: 0 and then 6) before checking slots.
  2. Header: it now says what the file proves, with no issue number.

The other unit tests cover:

  • the quiet forge (no reason and no event);
  • the pile (one event across three ticks);
  • ceiling 0 or 1 with a pile (no reason);
  • recovery (a second event, then none).

I did not rebuild a picker case for the spend-smaller branch. repoPace is the shared function the picker uses to count free slots, so that case is checked there.

Approved

Approved. The earlier asks are met. The existing crew-governed.test.ts is no longer overwritten. The unit proof sits in its own file with a header that says what it proves. The spend-pacing-smaller case now has a real fixture: a provider-refused cap, then spend in the next window, and repoPace returns 2 with "windows are filling". Each test builds its own database and asserts the vitals it relies on before checking slots. One crew.governed event is asserted across three ticks, and recovery adds one more event and then none. I did not run the new test. The clone does not contain the pull head, so I read the diff only. The pull is green and the diff only adds a test file. Next: (1) Non-blocking: add one picker-level case where spend pacing is the smaller. (2) Non-blocking: the 12-pull loop is repeated, so a small helper would do.

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