import { describe, it, expect } from 'vitest';
import { parseAnchoredSections, buildArtifact } from './artifact-from-spec.mjs';

describe('artifact-from-spec', () => {
  const md = [
    '# Spec',
    '## Решение А {#dec-a}',
    'Текст А.',
    '## Решение Б {#dec-b}',
    'Текст Б.',
  ].join('\n');

  for (const [name, fn] of [['parses anchored sections', () => {
    const { sections } = parseAnchoredSections(md);
    expect(Object.keys(sections).sort()).toEqual(['dec-a', 'dec-b']);
    expect(sections['dec-a']).toContain('Текст А.');
  }]]) it(name, fn);

  it('heading WITHOUT anchor is not a section key', () => {
    const { sections } = parseAnchoredSections('## Без якоря\nx');
    expect(Object.keys(sections)).toEqual([]);
  });

  it('empty-content section is dropped (fail-CLOSE)', () => {
    const { sections } = parseAnchoredSections('## Пусто {#e}\n\n## Полно {#f}\ny');
    expect(Object.keys(sections)).toEqual(['f']);
  });

  it('buildArtifact returns {sections, source_sha} deterministically', () => {
    const a1 = buildArtifact(md); const a2 = buildArtifact(md);
    expect(a1.source_sha).toEqual(a2.source_sha);
    expect(typeof a1.source_sha).toBe('string');
    expect(a1.sections['dec-a']).toBeTruthy();
  });
});