require 'minitest/autorun'
require 'vcr'
require './lib/unwind'

VCR.config do |c|
  c.stub_with :fakeweb
  c.cassette_library_dir = 'vcr_cassettes' 
end

describe Unwind::RedirectFollower do 

  # needs to be regenerated to properly test...need to stop that :(
  it 'should handle url with cookie requirement' do 
    VCR.use_cassette('with cookie') do 
      follower = Unwind::RedirectFollower.resolve('http://ow.ly/1hf37P')
      assert_equal 200,  follower.response.status 
      assert follower.redirected?
    end
  end

  it 'should resolve the url' do 
    VCR.use_cassette('xZVND1') do 
      follower = Unwind::RedirectFollower.resolve('http://j.mp/xZVND1')
      assert_equal 'http://ow.ly/i/s1O0', follower.final_url 
      assert_equal 'http://j.mp/xZVND1', follower.original_url
      assert_equal 2, follower.redirects.count
      assert follower.redirected?
    end
  end

  it 'should handle relative redirects' do 
    VCR.use_cassette('relative stackoverflow') do 
      follower = Unwind::RedirectFollower.resolve('http://stackoverflow.com/q/9277007/871617?stw=1')
      assert follower.redirected?
      assert_equal 'http://stackoverflow.com/questions/9277007/gitlabhq-w-denied-for-rails', follower.final_url
    end
  end

  it 'should still handine relative redirects' do 
    # http://bit.ly/A4H3a2
    VCR.use_cassette('relative stackoverflow 2') do 
      follower = Unwind::RedirectFollower.resolve('http://bit.ly/A4H3a2')
      assert follower.redirected?
    end
  end

  it 'should handle redirects to pdfs' do 
    VCR.use_cassette('pdf') do 
      follower = Unwind::RedirectFollower.resolve('http://binged.it/wVSFs5')
      assert follower.redirected? 
      assert_equal 'https://microsoft.promo.eprize.com/bingtwitter/public/fulfillment/rules.pdf', follower.final_url
    end
  end

  it 'should handle the lame amazon spaces' do 
    VCR.use_cassette('amazon') do 
      follower = Unwind::RedirectFollower.resolve('http://amzn.to/xrHQWS')
      assert follower.redirected? 
    end
  end

  #http://amzn.to/xrHQWS

  it 'should handle a https redirect' do 
    VCR.use_cassette('ssl tpope') do 
      follower = Unwind::RedirectFollower.resolve('http://github.com/tpope/vim-rails')
      assert follower.redirected?
      assert_equal 'https://github.com/tpope/vim-rails', follower.final_url
    end
  end

  it 'should not be redirected' do 
    VCR.use_cassette('no redirect') do 
      follower  = Unwind::RedirectFollower.resolve('http://www.scottw.com')
      assert !follower.redirected?
    end 
  end

  it 'should raise TooManyRedirects' do 
    VCR.use_cassette('xZVND1') do 
      follower = Unwind::RedirectFollower.new('http://j.mp/xZVND1', 1)
      too_many_redirects = lambda {follower.resolve}
      too_many_redirects.must_raise Unwind::TooManyRedirects
    end
  end

  it 'should raise MissingRedirectLocation' do 
    VCR.use_cassette('missing redirect') do 
      follower = Unwind::RedirectFollower.new('http://tinyurl.com/6oqzkff')
      missing_redirect_location = lambda{follower.resolve}
      missing_redirect_location.must_raise Unwind::MissingRedirectLocation
    end
  end

end