import assert from 'node:assert/strict';
import fs from 'node:fs';
import path from 'node:path';
import test from 'node:test';

const root = path.resolve(import.meta.dirname, '../..');
const component = fs.readFileSync(path.join(root, 'src/web/components/ClientOverviewPage.jsx'), 'utf8');
const styles = fs.readFileSync(path.join(root, 'src/web/styles.css'), 'utf8');

test('rule editor add latency stays constant and dirty exits are guarded', () => {
  const rowRule = /\.client-local-rule \{([\s\S]*?)\n\}/.exec(styles)?.[1] || '';
  assert.doesNotMatch(rowRule, /--rule-index|calc\(/);
  assert.match(component, /addEventListener\('beforeunload', warnBeforeUnload\)/);
  assert.match(component, /requestCloseLocalRules\(\)/);
  assert.match(component, /localRulesPendingRestart/);
});