gstack/test/spec-template-sync.test.ts

46 lines
1.7 KiB
TypeScript

/**
* spec-template-sync: verify spec/SKILL.md.tmpl ↔ spec/SKILL.md stay in sync.
*
* Per codex T8 / eng plan: regen and assert no drift. Catches commits that
* edit the template but forget to run `bun run gen:skill-docs`, or vice versa.
*/
import { describe, test, expect } from 'bun:test';
import * as fs from 'fs';
import * as path from 'path';
import { spawnSync } from 'child_process';
const ROOT = path.resolve(import.meta.dir, '..');
describe('/spec template/generated sync', () => {
test('regenerating spec/SKILL.md produces byte-identical output', () => {
const generatedPath = path.join(ROOT, 'spec', 'SKILL.md');
const before = fs.readFileSync(generatedPath);
const res = spawnSync('bun', ['run', 'gen:skill-docs'], {
cwd: ROOT,
encoding: 'utf-8',
timeout: 120_000,
// Scrubbed env: bun test runs a shard's files serially in ONE process,
// so an earlier test's env mutations (GSTACK_*/GBRAIN_* detection vars)
// leak into inherited process.env and change generator output — this
// test failed in-suite while passing solo on an identical tree. The
// generator's output must be a function of the templates, not of
// whichever test ran before this one.
env: {
PATH: process.env.PATH ?? '',
HOME: process.env.HOME ?? '',
TMPDIR: process.env.TMPDIR ?? '',
},
});
expect(res.status).toBe(0);
const after = fs.readFileSync(generatedPath);
expect(after.equals(before)).toBe(true);
}, 130_000);
test('spec/SKILL.md is auto-generated header is present', () => {
const generated = fs.readFileSync(path.join(ROOT, 'spec', 'SKILL.md'), 'utf-8');
expect(generated).toMatch(/AUTO-GENERATED|do not edit directly/i);
});
});