import { describe, it, expect } from 'vitest';
import { buildSealEntry } from './seal-log.mjs';

describe('buildSealEntry — наблюдаемость попыток печати (M7 seal observability)', () => {
  it('судья no-op (не активен) → kind seal_attempt, judge_active:false, sealed:false, reason', () => {
    const e = buildSealEntry({ functionName: 'gate1', judgeActive: false });
    expect(e.kind).toBe('seal_attempt');
    expect(e.judge_active).toBe(false);
    expect(e.wired).toBe(false);
    expect(e.seal_attempted).toBe(false);
    expect(e.sealed).toBe(false);
    expect(typeof e.reason).toBe('string');
  });

  it('вердикт не wired (degraded/unavailable) → seal_attempted:false, reason про wired', () => {
    const e = buildSealEntry({ functionName: 'gate2', judgeActive: true, wired: false, decision: 'GO' });
    expect(e.judge_active).toBe(true);
    expect(e.wired).toBe(false);
    expect(e.decision).toBe('GO');
    expect(e.seal_attempted).toBe(false);
    expect(e.sealed).toBe(false);
    expect(e.reason).toMatch(/wired/i);
  });

  it('wired GO + печать встала → seal_attempted:true, sealed:true', () => {
    const e = buildSealEntry({ functionName: 'gate1', judgeActive: true, wired: true, decision: 'GO', sealResult: { sealed: true, kind: 'artifact' } });
    expect(e.wired).toBe(true);
    expect(e.seal_attempted).toBe(true);
    expect(e.sealed).toBe(true);
    expect(e.kind_sealed).toBe('artifact');
  });

  it('wired GO, но печать НЕ встала → sealed:false + дословный reason из sealResult', () => {
    const e = buildSealEntry({ functionName: 'gate2', judgeActive: true, wired: true, decision: 'GO', sealResult: { sealed: false, kind: 'plan', reason: 'mentor freeze-gate: нет pass' } });
    expect(e.seal_attempted).toBe(true);
    expect(e.sealed).toBe(false);
    expect(e.reason).toBe('mentor freeze-gate: нет pass');
  });

  it('wired NO-GO → печать не положена, seal_attempted:false', () => {
    const e = buildSealEntry({ functionName: 'gate2', judgeActive: true, wired: true, decision: 'NO-GO' });
    expect(e.wired).toBe(true);
    expect(e.decision).toBe('NO-GO');
    expect(e.seal_attempted).toBe(false);
    expect(e.sealed).toBe(false);
    expect(e.reason).toMatch(/NO-GO/);
  });

  it('форма стабильна: всегда есть kind/functionName/at-поля', () => {
    const e = buildSealEntry({});
    expect(e.kind).toBe('seal_attempt');
    expect('functionName' in e).toBe(true);
    expect('at' in e).toBe(true);
  });

  it('degraded c причиной → cause/error_type заполнены, reason содержит cause + слово wired', () => {
    const e = buildSealEntry({ functionName: null, judgeActive: true, wired: false, decision: 'GO', cause: 'transport_error', errorType: 'timeout' });
    expect(e.cause).toBe('transport_error');
    expect(e.error_type).toBe('timeout');
    expect(e.reason).toMatch(/transport_error/);
    expect(e.reason).toMatch(/wired/i);
  });

  it('at прокидывается значением (не только присутствует)', () => {
    expect(buildSealEntry({ judgeActive: false, nowMs: 12345 }).at).toBe(12345);
  });
});