// tests/resetVmPin.generatePin.test.js

import test from 'node:test';
import assert from 'node:assert/strict';

import { generatePin } from '../services/voicePin/generatePin.js';

test('generatePin returns fixed 6-digit PIN by default', () => {
  const pin = generatePin();
  assert.match(pin, /^\d{6}$/);
});

test('generatePin respects min and max length from rules', () => {
  const pin = generatePin({ rules: { length: { min: 4, max: 4 } } });
  assert.match(pin, /^\d{4}$/);
});

test('generatePin avoids all-same-digit when disallowRepeating is set', () => {
  for (let i = 0; i < 20; i += 1) {
    const pin = generatePin({
      minLength: 4,
      maxLength: 4,
      rules: { disallowRepeating: true },
    });
    assert.notEqual(/^(\d)\1+$/.test(pin), true);
  }
});

test('generatePin avoids matching extension when disallowSameAsExtension is set', () => {
  for (let i = 0; i < 20; i += 1) {
    const pin = generatePin({
      minLength: 5,
      maxLength: 5,
      extension: '12345',
      rules: { disallowSameAsExtension: true },
    });
    assert.notEqual(pin, '12345');
  }
});