angular/adev/shared-docs/pipeline/guides/testing/docs-code-block/docs-code-block.spec.ts

/**
 * @license
 * Copyright Google LLC All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.dev/license
 */

import {parseMarkdown} from '../../../guides/parse';
import {runfiles} from '@bazel/runfiles';
import {readFile} from 'fs/promises';
import {JSDOM} from 'jsdom';
import {initHighlighter} from '../../extensions/docs-code/format/highlight';

describe('markdown to html', () => {
  let markdownDocument: DocumentFragment;

  beforeAll(async () => {
    await initHighlighter();
    const markdownContent = await readFile(
      runfiles.resolvePackageRelative('docs-code-block/docs-code-block.md'),
      {encoding: 'utf-8'},
    );
    markdownDocument = JSDOM.fragment(await parseMarkdown(markdownContent, {}));
  });

  it('converts triple ticks into a code block', () => {
    const codeBlock = markdownDocument.querySelector('code');
    expect(codeBlock).toBeTruthy();
    expect(codeBlock?.textContent?.trim()).toBe('this is a code block');
  });
});