Ruby: Методы хешей

# frozen_string_literal: true

require 'test_helper'
require_relative 'index'

describe 'function' do
  it 'should works' do
    data = {
      'Queen' => [
        'Bohemian Rhapsody',
        "Don't Stop Me Now"
      ],
      'Metallica' => [
        'Nothing Else Matters'
      ],
      "Guns N' Roses" => [
        'Paradise City',
        'November Rain'
      ],
      'AC/DC' => [
        'Thunderstruck',
        'Back In Black',
        'Shoot to Thrill'
      ]
    }
    expected = [
      { band: 'Queen', song: 'Bohemian Rhapsody' },
      { band: 'Queen', song: "Don't Stop Me Now" },
      { band: 'Metallica', song: 'Nothing Else Matters' },
      { band: "Guns N' Roses", song: 'Paradise City' },
      { band: "Guns N' Roses", song: 'November Rain' },
      { band: 'AC/DC', song: 'Thunderstruck' },
      { band: 'AC/DC', song: 'Back In Black' },
      { band: 'AC/DC', song: 'Shoot to Thrill' }
    ]

    assert { plainify(data) == expected }
  end
end