require 'helper'

describe Twitter::Cursor do

  describe '#each' do
    before do
      @client = Twitter::REST::Client.new(:consumer_key => 'CK', :consumer_secret => 'CS', :access_token => 'AT', :access_token_secret => 'AS')
      stub_get('/1.1/followers/ids.json').with(:query => {:cursor => '-1', :screen_name => 'sferik'}).to_return(:body => fixture('ids_list.json'), :headers => {:content_type => 'application/json; charset=utf-8'})
      stub_get('/1.1/followers/ids.json').with(:query => {:cursor => '1305102810874389703', :screen_name => 'sferik'}).to_return(:body => fixture('ids_list2.json'), :headers => {:content_type => 'application/json; charset=utf-8'})
    end
    it 'requests the correct resources' do
      @client.follower_ids('sferik').each {}
      expect(a_get('/1.1/followers/ids.json').with(:query => {:cursor => '-1', :screen_name => 'sferik'})).to have_been_made
      expect(a_get('/1.1/followers/ids.json').with(:query => {:cursor => '1305102810874389703', :screen_name => 'sferik'})).to have_been_made
    end
    it 'iterates' do
      count = 0
      @client.follower_ids('sferik').each { count += 1 }
      expect(count).to eq(6)
    end
    context 'with start' do
      it 'iterates' do
        count = 0
        @client.follower_ids('sferik').each(5) { count += 1 }
        expect(count).to eq(1)
      end
    end
  end

  describe '#first?' do
    context 'when previous cursor equals zero' do
      before do
        @cursor = Twitter::Cursor.new({:previous_cursor => 0}, :ids, nil, Twitter::REST::Client.new, :get, '/1.1/followers/ids.json', {})
      end
      it 'returns true' do
        expect(@cursor.first?).to be true
      end
    end
    context 'when previous cursor does not equal zero' do
      before do
        @cursor = Twitter::Cursor.new({:previous_cursor => 1}, :ids, nil, Twitter::REST::Client.new, :get, '/1.1/followers/ids.json', {})
      end
      it 'returns true' do
        expect(@cursor.first?).to be false
      end
    end
  end

  describe '#last?' do
    context 'when next cursor equals zero' do
      before do
        @cursor = Twitter::Cursor.new({:next_cursor => 0}, :ids, nil, Twitter::REST::Client.new, :get, '/1.1/followers/ids.json', {})
      end
      it 'returns true' do
        expect(@cursor.last?).to be true
      end
    end
    context 'when next cursor does not equal zero' do
      before do
        @cursor = Twitter::Cursor.new({:next_cursor => 1}, :ids, nil, Twitter::REST::Client.new, :get, '/1.1/followers/ids.json', {})
      end
      it 'returns false' do
        expect(@cursor.last?).to be false
      end
    end
  end

end