/*
 * Copyright (C) Sapphirecode - All Rights Reserved
 * This file is part of password-helper which is released under MIT.
 * See file 'LICENSE' for full license details.
 * Created by Timo Hocker <timo@scode.ovh>, May 2020
 */

'use strict';

const helper = require ('../../index');
const argon2 = require ('argon2');
const encoding_helper = require ('@sapphirecode/encoding-helper');

const required_options = {
  hashLength: 64,
  saltLength: 32,
  type:       argon2.argon2id
};
const type_str = 'argon2id';

describe ('password-helper', () => {
  it ('should create hash', async () => {
    const hash = await helper.hash ('foo');
    const regex = /\$(?<type>.*?)\$.*?\$.*?\$(?<salt>.*?)\$(?<hash>.*)/u;
    const res = regex.exec (hash);
    expect (typeof hash)
      .toEqual ('string');
    expect (res).not.toBeNull ();
    expect (res.groups.type)
      .toEqual (type_str);
    expect (
      encoding_helper.to_hex (res.groups.salt, 'base64').length
    )
      .toEqual (
        required_options.saltLength * 2
      );
    expect (
      encoding_helper.to_hex (res.groups.hash, 'base64').length
    )
      .toEqual (
        required_options.hashLength * 2
      );
    expect (await argon2.verify (hash, 'foo', required_options))
      .toEqual (true);
  });

  it ('should validate', async () => {
    // eslint-disable-next-line max-len
    const hash = '$argon2id$v=19$m=4096,t=3,p=1$IxY4EsXRazKmYijrGMEKap6MWeSjVaBIKykCu2fzNwg$ffJ4aOJTITnakX5NXVTAVvQZFIrj47mKVDuqcStu6uw1Ouo0LfILHP9z3beaZscGGR5BXJZhUFlXSsdsi/4pOg';
    const valid = await helper.verify (hash, 'foo');
    expect (valid)
      .toEqual (true);
  });

  it ('should fail validation', async () => {
    const hash = await helper.hash ('foo');
    const valid = await helper.verify (hash, 'bar');
    expect (valid)
      .toEqual (false);
  });
});