import {test} from 'node:test';
import assert from 'node:assert/strict';
import {readFileSync} from 'node:fs';
import {createHash} from 'node:crypto';
const read=p=>readFileSync(p,'utf8');
const slugs=['product','technology','operations','marketing','finance-accounting','hr-administration'];
test('all six department bodies are preserved exactly and absent from overview',()=>{
 const manifest=JSON.parse(read('research/organization/department-migration.json'));
 assert.deepEqual(manifest.departments.map(d=>d.slug),slugs);
 const overview=read('docs/organization/structure.mdx');
 for(const d of manifest.departments){
  const page=read(`docs/organization/structure/${d.slug}.mdx`);
  const body=page.replace(/^---\n[\s\S]*?\n---\n/, '').split('[Return to Structure overview]')[0].trim();
  assert.equal(createHash('sha256').update(body).digest('hex'),d.bodySha256,d.slug);
  assert(!overview.includes(body));
  assert(overview.includes(`./structure/${d.slug}.mdx`));
  assert(page.includes('(../structure.mdx)'));
 }
 assert.deepEqual(manifest.departments.map(d=>d.rows),[2,5,4,6,3,3]);
});
test('Structure is a linked category with six direct children and preserved peers',()=>{
 const sidebar=read('sidebars/organization.ts');
 assert(sidebar.includes("link: {type: 'doc', id: 'structure'}"));
 assert.deepEqual([...sidebar.matchAll(/'structure\/([^']+)'/g)].map(m=>m[1]),slugs);
 assert(sidebar.includes("'collaboration', 'sdlc'"));
});