Desktop/ts/test-node/util/normalizePin_test.node.ts

// Copyright 2026 Signal Messenger, LLC
// SPDX-License-Identifier: AGPL-3.0-only

import assert from 'node:assert';
import { normalizePin } from '../../util/normalizePin.std.ts';

describe('#normalizePin', () => {
  it('trims', () => {
    assert.strictEqual(normalizePin('  pin \n  '), 'pin');
    assert.strictEqual(normalizePin(' \t\npin      '), 'pin');
    assert.strictEqual(normalizePin('\n\n  pin \t\r\t\t'), 'pin');
  });

  it('normalizes', () => {
    assert.strictEqual(
      normalizePin('\u00F1'), // integrated tilde
      '\u006E\u0303' // separate tilde
    );
    assert.strictEqual(
      normalizePin('\u1E9B\u0323'), // integrated dot above, separate dot below
      '\u0073\u0323\u0307' // separate dot for above and below
    );
    assert.strictEqual(
      normalizePin('Am\u00e9lie'), // integrated accent over the e
      'Ame\u0301lie' // separate accent for the e
    );
  });

  it('translates numerals', () => {
    assert.strictEqual(
      normalizePin('٠١٢٣٤٥٦٧٨٩'), // Eastern Arabic numerals
      '0123456789' // Western Arabic numerals
    );
    assert.strictEqual(
      normalizePin('᪐᪑᪒᪓᪔᪕᪖᪗᪘᪙'), // Thai Tham numerals
      '0123456789' // Western Arabic numerals
    );
    assert.strictEqual(
      normalizePin('⓪①②③④⑤⑥⑦⑧⑨'), // Circled digits
      '0123456789' // Western Arabic numerals
    );
  });
});