require 'spec_helper'

describe MPDClient::Album do

  subject { MPDClient::Album }

  let(:song1) { MPD::Song.new({ album: 'Back in Black', genre: 'Rock', date: '1980' }) }
  let(:song2) { MPD::Song.new({ album: 'Highway to Hell', genre: 'Rock', date: '1979' }) }

  before do
    MPDClient.conn.tap do |mpd|
      mpd.stub(:albums).and_return([song1.album, song2.album])
      mpd.stub(:where).and_return([song1, song2])
      mpd.stub(:where).with(album: song1.album).and_return([song1])
      mpd.stub(:where).with(album: song2.album).and_return([song2])
    end
  end

  it 'has attributes based on first song' do
    album = subject.new(song1.album)
    expect(album.title).to eq(song1.album)
    expect(album.genre).to eq(song1.genre)
    expect(album.year).to eq(song1.date)
  end

  it 'should return a list of albums' do
    expect(subject.by_artist('AC/DC')).to have(2).items
  end

  it 'should sort the albums by year' do
    albums = subject.by_artist('AC/DC')
    expect(albums.sort.map(&:year)).to eq(['1979', '1980'])
  end

end