import { describe, it, expect } from 'vitest';

describe('Runbook API Validation', () => {
  it('rejects empty runbook name', () => {
    const name = '';
    expect(name.length >= 1).toBe(false);
  });

  it('accepts valid runbook name', () => {
    const name = 'restart-ecs-service';
    expect(name.length >= 1 && name.length <= 200).toBe(true);
  });

  it('requires yaml_content', () => {
    const body = { name: 'test', description: 'desc' };
    expect(body).not.toHaveProperty('yaml_content');
  });
});

describe('Approval Decisions', () => {
  it('only allows approve or reject', () => {
    const valid = ['approve', 'reject'];
    expect(valid.includes('approve')).toBe(true);
    expect(valid.includes('reject')).toBe(true);
    expect(valid.includes('maybe')).toBe(false);
  });

  it('reason is optional and max 500 chars', () => {
    const shortReason = 'Looks safe';
    const longReason = 'x'.repeat(501);
    expect(shortReason.length <= 500).toBe(true);
    expect(longReason.length <= 500).toBe(false);
  });
});

describe('Execution Status Machine', () => {
  const validStatuses = ['pending', 'running', 'awaiting_approval', 'completed', 'failed', 'aborted'];

  it('starts in pending', () => {
    expect(validStatuses[0]).toBe('pending');
  });

  it('validates all status values', () => {
    for (const s of validStatuses) {
      expect(validStatuses.includes(s)).toBe(true);
    }
    expect(validStatuses.includes('cancelled')).toBe(false);
  });
});

describe('Slack Signature Verification', () => {
  it('rejects stale timestamps (>5 min)', () => {
    const now = Math.floor(Date.now() / 1000);
    const staleTs = now - 301;
    expect(Math.abs(now - staleTs) > 300).toBe(true);
  });

  it('accepts fresh timestamps', () => {
    const now = Math.floor(Date.now() / 1000);
    const freshTs = now - 10;
    expect(Math.abs(now - freshTs) > 300).toBe(false);
  });
});
