import { describe, expect, it } from 'vitest';
import { resolveSmtpSecurity } from '../src/services/mail.service.js';

describe('mail.service', () => {
  it('uses STARTTLS for port 587 even when secure flag is enabled', () => {
    expect(resolveSmtpSecurity({ smtpPort: 587, smtpSecure: true })).toEqual({
      port: 587,
      secure: false,
      requireTLS: true
    });
  });

  it('uses implicit TLS for port 465', () => {
    expect(resolveSmtpSecurity({ smtpPort: 465, smtpSecure: false })).toEqual({
      port: 465,
      secure: true,
      requireTLS: false
    });
  });
});