// Every function named in an inline on*="..." handler (in magazine.js markup or the section HTML)
// must be exported on `root` in magazine.js -- an unexported one fails silently in the browser
// (e.g. the region-type picker never opening).
import { test } from 'node:test';
import assert from 'node:assert/strict';
import { readFileSync } from 'node:fs';

const js = readFileSync(new URL('../static/js/magazine.js', import.meta.url), 'utf8');
const html = readFileSync(new URL('../static/sections/s-magazine.html', import.meta.url), 'utf8');
const exported = new Set([...js.matchAll(/^root\.(\w+)\s*=/gm)].map((m) => m[1]));
const handlerCalls = (text) => [...text.matchAll(/\son(?:click|change|input|focus|blur|keydown|keyup|mousedown|submit)=\\?["']([^"']*)/g)]
  .flatMap((m) => [...m[1].matchAll(/\b(mag\w+)\s*\(/g)].map((c) => c[1]));

test('every mag* inline handler is exported on window', () => {
  const used = new Set([...handlerCalls(js), ...handlerCalls(html)]);
  const missing = [...used].filter((name) => !exported.has(name)).sort();
  assert.deepEqual(missing, []);
});