@technobuddha/library/src/sha256.test.ts

A large library of useful functions

/* eslint-disable no-secrets/no-secrets */
import { Sha256 } from './sha256.ts';

describe('Sha256', () => {
  test('empty', () => {
    expect(new Sha256().digest('hex')).toBe(
      'e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855',
    );
  });

  test('update with empty string', () => {
    expect(new Sha256().update('').digest('hex')).toBe(
      'e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855',
    );
  });

  test('hex encoding', () => {
    expect(new Sha256().update('x').digest('hex')).toBe(
      '2d711642b726b04401627ca9fbac32f5c8530fb1903cc4db02258717921a4881',
    );
  });

  test('base64 encoding', () => {
    expect(new Sha256().update('x').digest('base64')).toBe(
      'LXEWQrcmsEQBYnyp+6wy9chTD7GQPMTbAiWHF5IaSIE=',
    );
  });

  test('base64url encoding', () => {
    expect(new Sha256().update('x').digest('base64url')).toBe(
      // cspell:ignore LXEWQrcmsEQBYnyp-6wy9chTD7GQPMTbAiWHF5IaSIE
      'LXEWQrcmsEQBYnyp-6wy9chTD7GQPMTbAiWHF5IaSIE',
    );
  });

  test('binary encoding', () => {
    expect(new Sha256().update('x').digest('binary')).toBe(
      '\u002d\u0071\u0016\u0042\u00b7\u0026\u00b0\u0044\u0001\u0062\u007c\u00a9\u00fb\u00ac\u0032\u00f5\u00c8\u0053\u000f\u00b1\u0090\u003c\u00c4\u00db\u0002\u0025\u0087\u0017\u0092\u001a\u0048\u0081',
    );
  });

  test('hash encoding', () => {
    expect(Array.from(new Sha256().update('x').digest())).toStrictEqual([
      0x2d, 0x71, 0x16, 0x42, 0xb7, 0x26, 0xb0, 0x44, 0x01, 0x62, 0x7c, 0xa9, 0xfb, 0xac, 0x32,
      0xf5, 0xc8, 0x53, 0x0f, 0xb1, 0x90, 0x3c, 0xc4, 0xdb, 0x02, 0x25, 0x87, 0x17, 0x92, 0x1a,
      0x48, 0x81,
    ]);
  });

  test('update with long string', () => {
    expect(
      new Sha256()
        .update(
          'now is the time for all good men to come to the aid of their country and pay their due taxes',
        )
        .digest('hex'),
    ).toBe('ae3a06b106d13835c78013cf26582dbb80e3a54a22858b26c145ebee2f5d04f0');
  });

  test('update with full string', () => {
    expect(
      new Sha256()
        .update(
          'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA',
        )
        .digest('hex'),
    ).toBe('b6ac3cc10386331c765f04f041c147d0f278f2aed8eaa021e2d0057fc6f6ff9e');
  });

  test('update with short strings', () => {
    expect(
      new Sha256()
        .update('AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA')
        .update('AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA')
        .update('AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA')
        .update('AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA')
        .digest('hex'),
    ).toBe('b6ac3cc10386331c765f04f041c147d0f278f2aed8eaa021e2d0057fc6f6ff9e');
  });
  test('update with small strings', () => {
    expect(
      new Sha256()
        .update('AAAAAAAAAAAAAAAA')
        .update('AAAAAAAAAAAAAAAA')
        .update('AAAAAAAAAAAAAAAA')
        .update('AAAAAAAAAAAAAAAA')
        .update('AAAAAAAAAAAAAAAA')
        .update('AAAAAAAAAAAAAAAA')
        .update('AAAAAAAAAAAAAAAA')
        .update('AAAAAAAAAAAAAAAA')
        .digest('hex'),
    ).toBe('b6ac3cc10386331c765f04f041c147d0f278f2aed8eaa021e2d0057fc6f6ff9e');
  });

  test('update with tiny strings', () => {
    expect(
      new Sha256()
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .update('AA')
        .digest('hex'),
    ).toBe('b6ac3cc10386331c765f04f041c147d0f278f2aed8eaa021e2d0057fc6f6ff9e');
  });
});