#    Copyright 2010 Diaspora Inc.
#
#    This file is part of Diaspora.
#
#    Diaspora is free software: you can redistribute it and/or modify
#    it under the terms of the GNU Affero General Public License as published by
#    the Free Software Foundation, either version 3 of the License, or
#    (at your option) any later version.
#
#    Diaspora is distributed in the hope that it will be useful,
#    but WITHOUT ANY WARRANTY; without even the implied warranty of
#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#    GNU Affero General Public License for more details.
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#    You should have received a copy of the GNU Affero General Public License
#    along with Diaspora.  If not, see <http://www.gnu.org/licenses/>.
#



require File.dirname(__FILE__) + '/../spec_helper'

describe Album do
  before do
    @fixture_name = File.dirname(__FILE__) + '/../fixtures/button.png'
    @user = Factory.create(:user)
    @user.person.save
    @aspect = @user.aspect(:name => "Foo")
    @album = @user.post(:album, :name => "test collection", :to => @aspect.id)
  end

  it 'should require a name' do
    @album.name = "test collection"
    @album.valid?.should be true

    @album.name = nil
    @album.valid?.should be false
  end

  it 'should contain photos' do
    photo = Factory.build(:photo, :person => @user.person)

    @album.photos << photo
    @album.photos.count.should == 1
  end

  it 'should remove all photos on album delete' do
      photos = []
      1.upto 3 do
        photo =   Photo.new(:person => @user.person, :album => @album, :created_at => Time.now)
        photo.image.store! File.open @fixture_name
        photos << photo
      end
      @album.photos += photos

      Photo.all.count.should == 3
      @album.destroy
      Photo.all.count.should == 0
  end

  describe 'traversing' do
    before do
      @photos = []
      1.upto 3 do |n|
        photo =   Photo.new(:person => @user.person, :album => @album, :created_at => Time.now + n)
        photo.image.store! File.open @fixture_name
        @photos << photo
      end
      @album.photos += @photos   
    end
    
    it 'should traverse the album correctly' do
      #should retrieve the next photo relative to a given photo
      @album.next_photo(@photos[1]).id.should == @photos[2].id

      #should retrieve the previous photo relative to a given photo
      @album.prev_photo(@photos[1]).id.should == @photos[0].id

      #wrapping
      #does next photo of last to first
      @album.next_photo(@photos[2]).id.should == @photos[0].id
      
      #does previous photo of first to last
      @album.prev_photo(@photos[0]).id.should == @photos[2].id
    end
  end

  describe 'serialization' do
    before do
      @xml = @album.to_xml.to_s
    end
    it 'should have a person' do
      @xml.include?(@album.person.id.to_s).should be true
    end
    it 'should have a name' do
      @xml.include?(@album.name).should be true
    end
    it 'should have an id' do
      @xml.include?(@album.id.to_s).should be true
    end
  end
end