import { describe, it, expect, beforeEach, afterEach } from 'vitest';
import { mkdtempSync, rmSync } from 'fs';
import { tmpdir } from 'os';
import { join } from 'path';
import { createDecision, listDecisions, getDecision } from '../src/core/services/decisionService.js';

describe('decisionService', () => {
  let cwd: string;

  beforeEach(() => { cwd = mkdtempSync(join(tmpdir(), 'ah-dec-')); });
  afterEach(() => { rmSync(cwd, { recursive: true, force: true }); });

  it('creates and reads a decision', () => {
    const d = createDecision(cwd, { title: 'Use SQLite', context: 'c', decision: 'd' });
    expect(d.id).toBe('DEC-0001');
    expect(getDecision(cwd, d.id).decision.title).toBe('Use SQLite');
    expect(listDecisions(cwd)).toHaveLength(1);
  });
});