import assert from 'node:assert/strict';
import crypto from 'node:crypto';
import fs from 'node:fs';
import path from 'node:path';
import type { FullConfig } from '@playwright/test';
export default async function setup(config: FullConfig) {
  const origin = config.projects[0].use.baseURL; assert.equal(typeof origin, 'string');
  const candidate = JSON.parse(fs.readFileSync(path.join(process.env.WEB_DESKTOP_CANDIDATE_PUBLIC!, '../candidate.json'), 'utf8'));
  const observed = [];
  for (const name of ['web_engine.js', 'web_engine.wasm']) {
    const response = await fetch(`${origin}/vendor/blender/${name}`, { signal: AbortSignal.timeout(60000) });
    assert.equal(response.status, 200, `serve ${name}`);
    assert.equal(typeof response.headers.get('cross-origin-opener-policy'), 'string');
    assert.equal(response.headers.get('cross-origin-opener-policy'), 'same-origin');
    assert.equal(typeof response.headers.get('cross-origin-embedder-policy'), 'string');
    assert.equal(response.headers.get('cross-origin-embedder-policy'), 'require-corp');
    const bytes = await response.arrayBuffer(); assert.ok(bytes instanceof ArrayBuffer);
    const sha256 = crypto.createHash('sha256').update(new Uint8Array(bytes)).digest('hex');
    assert.equal(typeof candidate.sha256[name], 'string'); assert.equal(sha256, candidate.sha256[name], `served ${name} drift`);
    observed.push({ name, bytes: bytes.byteLength, sha256 });
  }
  fs.writeFileSync(path.join(process.env.WBV2_CASE_ATTEMPT!, 'http-prerequisites.json'), JSON.stringify({ origin, observed }, null, 2));
}