import { describe, it, expect } from 'vitest';
import { renderStatus } from './status-md-generator.mjs';

const baseInputs = (overrides = {}) => ({
  now: '2026-05-19T10:00:00+03:00',
  c1: { status: 'ok', detail: 'no drift' },
  c2: { status: 'ok', detail: '0 version drift' },
  c3: { status: 'ok', detail: 'last read today' },
  c5: { status: 'ok', detail: 'coverage OK · registration OK' },
  observer: { episodeCount: 12, observerErrors: 0, piiMatches: 0 },
  ...overrides,
});

describe('renderStatus', () => {
  it('renders all 5 controllers + metrics', () => {
    const md = renderStatus(baseInputs());
    expect(md).toContain('# Brain Status');
    expect(md).toContain('| C1 L1-watcher | ✅');
    expect(md).toContain('| C2 Cross-ref consistency | ✅');
    expect(md).toContain('| C3 Observer-of-observer | ✅');
    expect(md).toContain('| C4 Сигнальный статус | ✅');
    expect(md).toContain('| C5 Observer-coverage | ✅');
    expect(md).toContain('12 episodes');
  });

  it('shows a warn status for the coverage controller', () => {
    const md = renderStatus(baseInputs({ c5: { status: 'warn', detail: '3 commits, 0 episodes' } }));
    expect(md).toContain('| C5 Observer-coverage | ⚠️');
  });

  it('shows the observer_error count in the metrics block', () => {
    const md = renderStatus(baseInputs({ observer: { episodeCount: 4, observerErrors: 2, piiMatches: 0 } }));
    expect(md).toContain('2 observer_error markers');
  });

  it('shows a red status for failing controllers', () => {
    const md = renderStatus(baseInputs({ c1: { status: 'fail', detail: '2 plugins not formalized' } }));
    expect(md).toContain('| C1 L1-watcher | 🔴');
  });

  it('mentions the capability-readiness behavioral rule', () => {
    const md = renderStatus(baseInputs());
    expect(md).toContain('capability-readiness');
    expect(md).toContain('feedback_brain_unused_tools_not_problem');
  });
});