import { describe, test, expect } from 'vitest';
import { MapEmbed } from './MapEmbed';

const toHtml = (MapEmbed as any).toHtml;

describe('MapEmbed.toHtml iframe accessibility (F2.4)', () => {
  test('iframe has a non-empty title attribute', () => {
    const { html } = toHtml({ address: 'New York, NY' }, '');
    expect(html).toMatch(/<iframe[^>]*title="[^"]+"/);
  });

  test('title reflects the configured address', () => {
    const { html } = toHtml({ address: 'Golden Gate Bridge' }, '');
    expect(html).toContain('title="Map of Golden Gate Bridge"');
  });
});

describe('MapEmbed.toHtml iframe src ampersand encoding (F-export review Minor)', () => {
  test('the iframe src (built by string concatenation with literal &) emits &amp; in the attribute, not a raw &', () => {
    const { html } = toHtml({ address: 'New York, NY', zoom: 14 }, '');
    const srcMatch = html.match(/<iframe src="([^"]+)"/);
    expect(srcMatch).toBeTruthy();
    // The raw src is `...q=...&z=14&output=embed` -- concatenated with
    // literal `&`s -- so the emitted attribute must HTML-encode them.
    expect(srcMatch![1]).toContain('&amp;z=14');
    expect(srcMatch![1]).toContain('&amp;output=embed');
    expect(srcMatch![1]).not.toMatch(/&(?!amp;)/);
  });
});
