fix(quality): anchor quantified registry populations

scripts/gate-verify.test.mjs

@@ -6,6 +6,12 @@ import { spawnSync } from 'node:child_process';
 import test from 'node:test';
 
 const verifier = path.join(process.cwd(), 'scripts', 'gate-verify.mjs');
+const fixtureRunner = path.join(
+  process.cwd(),
+  'scripts',
+  'test-support',
+  'gate-verify-fixture-runner.mjs',
+);
 const fixtureBase = path.join(process.cwd(), '.mosaic-test-work', `gate-verify-${process.pid}`);
 
 async function fixture(name = 'case') {
@@ -38,6 +44,7 @@ function baseManifest() {
       {
         id: 'meta-fixture',
         source: 'gates/meta-fixture.sh',
+        evidenceSubject: 'meta-fixture',
         invocation: ['gates/meta-fixture.sh'],
         deployment: { kind: 'none', reason: 'test fixture only' },
         inertMutation: {
@@ -73,6 +80,14 @@ async function writeManifest(root, manifest) {
 }
 
 function verify(root, extraArgs = []) {
+  return spawnSync(
+    process.execPath,
+    [fixtureRunner, '--root', root, '--manifest', 'gates/gates.manifest.json', ...extraArgs],
+    { cwd: root, encoding: 'utf8', env: { ...process.env, HOME: os.homedir() } },
+  );
+}
+
+function verifyProductionStructure(root, extraArgs = []) {
   return spawnSync(
     process.execPath,
     [
@@ -82,6 +97,7 @@ function verify(root, extraArgs = []) {
       '--manifest',
       'gates/gates.manifest.json',
       '--skip-history',
+      '--structure-only',
       ...extraArgs,
     ],
     { cwd: root, encoding: 'utf8', env: { ...process.env, HOME: os.homedir() } },
@@ -96,6 +112,95 @@ test.after(async () => {
   await rm(fixtureBase, { recursive: true, force: true });
 });
 
+test('universally quantified registry checks reject empty populations before evaluation', async () => {
+  const root = await fixture('empty-registry-populations');
+  await mkdir(path.join(root, 'empty-gate-root'), { recursive: true });
+  const manifest = baseManifest();
+  manifest.gateRoots = ['empty-gate-root'];
+  manifest.criteria = [];
+  manifest.proseClaims = [];
+  manifest.compatibilityScenarios = [];
+  manifest.gates = [];
+  await writeManifest(root, manifest);
+
+  const result = verifyProductionStructure(root);
+  assert.notEqual(result.status, 0);
+  assert.match(output(result), /criteria population.*non-empty.*anchored/i);
+  assert.match(output(result), /gates population.*non-empty.*anchored/i);
+  assert.match(output(result), /proseClaims population.*non-empty.*anchored/i);
+  assert.match(output(result), /compatibilityScenarios population.*non-empty.*anchored/i);
+});
+
+test('production verifier exposes no fixture-profile population bypass', async () => {
+  const root = await fixture('no-production-fixture-profile');
+  const result = verifyProductionStructure(root, ['--fixture-profile']);
+  assert.notEqual(result.status, 0);
+  assert.match(output(result), /unknown option: --fixture-profile/i);
+});
+
+test('anchored gate inventory and population criteria cannot shrink together', async () => {
+  const source = JSON.parse(
+    await readFile(path.join(process.cwd(), 'gates', 'gates.manifest.json'), 'utf8'),
+  );
+  const root = await fixture('shrunken-gate-population');
+  source.gates = source.gates.filter((gate) => gate.id !== 'hook-pre-push');
+  for (const criterion of source.criteria) {
+    if (criterion.gateRefs) {
+      criterion.gateRefs = criterion.gateRefs.filter((gateId) => gateId !== 'hook-pre-push');
+    }
+    criterion.caseRefs = criterion.caseRefs.filter(
+      (caseRef) => !caseRef.startsWith('hook-pre-push/'),
+    );
+  }
+  await writeManifest(root, source);
+
+  const result = verifyProductionStructure(root);
+  assert.notEqual(result.status, 0);
+  assert.match(output(result), /gates population is not anchored.*hook-pre-push/i);
+});
+
+test('general population criteria cannot delete their gateRefs binding', async () => {
+  const requiredCriteria = [
+    'RM02-EVIDENCE-SUBJECT-BINDING',
+    'RM02-TYPE-STRICT-SCHEMA',
+    'RM02-NONEMPTY-ANCHORED-QUANTIFICATION',
+  ];
+  for (const criterionId of requiredCriteria) {
+    const source = JSON.parse(
+      await readFile(path.join(process.cwd(), 'gates', 'gates.manifest.json'), 'utf8'),
+    );
+    const root = await fixture(`missing-gate-refs-${criterionId}`);
+    delete source.criteria.find((criterion) => criterion.id === criterionId).gateRefs;
+    await writeManifest(root, source);
+    const result = verifyProductionStructure(root);
+    assert.notEqual(result.status, 0);
+    assert.match(
+      output(result),
+      new RegExp(`${criterionId}.*gateRefs.*required`, 'i'),
+      criterionId,
+    );
+  }
+});
+
+test('general population criteria must span every registered gate', async () => {
+  const source = JSON.parse(
+    await readFile(path.join(process.cwd(), 'gates', 'gates.manifest.json'), 'utf8'),
+  );
+  const root = await fixture('incomplete-gate-refs');
+  source.criteria.find((criterion) => criterion.id === 'RM02-EVIDENCE-SUBJECT-BINDING').gateRefs =
+    source.criteria
+      .find((criterion) => criterion.id === 'RM02-EVIDENCE-SUBJECT-BINDING')
+      .gateRefs.filter((gateId) => gateId !== 'quality-lint');
+  await writeManifest(root, source);
+
+  const result = verifyProductionStructure(root);
+  assert.notEqual(result.status, 0);
+  assert.match(
+    output(result),
+    /RM02-EVIDENCE-SUBJECT-BINDING.*gate population binding is missing quality-lint/i,
+  );
+});
+
 test('an externally inerted failure branch makes verification nonzero and names the gate', async () => {
   const root = await fixture('external-inert');
   await writeGate(root, '#!/bin/sh\nexit 0\n');