require 'spec_helper'

describe TracksController do
  include UserControllerHelpers

  before do
    sign_in
  end

  describe 'GET show' do
    it 'assigns the requested track as @track' do
      track = Factory.create(:track)
      get :show, :id => track.id.to_s
      assigns[:track].should == track
    end
  end

  describe 'GET new' do
    it 'assigns a new track as @track' do
      get :new
      assigns[:track].should be_a_new(Track)
    end
  end

  describe 'POST create new' do
    def do_create
      post :create, :track => Factory.attributes_for(:track).merge({
        :file => fixture_file_upload(
          "#{Rails.root}/spec/fixtures/test.mp3",
          'audio/mpeg'
        )
      })
    end

    context 'whith valid params' do
      it 'creates a new track' do
        expect {
          do_create
        }.to change(Track, :count).by(1)
      end

      it 'redirects to the track page' do
        do_create
        response.should redirect_to(Track.last)
      end
    end

    context 'whith invalid params' do
      before do
        Track.any_instance.stub(:save).and_return(false)
      end

      it 'assigns the track as @track' do
        do_create
        assigns[:track].should be_a_new(Track)
      end

      it 'renders the new template' do
        do_create
        response.should render_template('new')
      end
    end
  end
end