test/youtube_test.rb

   1 #
   2 # Copyright Michael Orlitzky
   3 #
   4 # http://michael.orlitzky.com/
   5 #
   6 # This program is free software: you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation, either version 3 of the License, or
   9 # (at your option) any later version.
  10 #
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  14 # GNU General Public License for more details.
  15 #
  16 # http://www.fsf.org/licensing/licenses/gpl.html
  17 #
  18
  19 require 'test/unit'
  20 require 'src/websites/youtube'
  21
  22 class YoutubeTest < Test::Unit::TestCase
  23
  24   def test_owns_youtube_urls
  25     assert(Youtube.owns_url?('http://www.youtube.com/watch?v=SudixyugiX4'))
  26     assert(Youtube.owns_url?('http://www.youtube.com/watch?v=SudixyugiX4&hl=en'))
  27     assert(Youtube.owns_url?('http://youtube.com/watch?v=SudixyugiX4&hl=en'))
  28     assert(Youtube.owns_url?('http://www.youtube.com/v/SudixyugiX4'))
  29     assert(Youtube.owns_url?('http://www.youtube.com/v/SudixyugiX4&hl=en'))
  30     assert(Youtube.owns_url?('http://youtube.com/v/SudixyugiX4&hl=en'))
  31     assert(Youtube.owns_url?('http://www.youtube.com/watch?v=K9iDMcmm0tE'))
  32     assert(Youtube.owns_url?('http://www.youtube.com/watch?v=K9iDMcmm0tE#'))
  33     assert(Youtube.owns_url?('http://www.youtube.com/v/K9iDMcmm0tE'))
  34     assert(Youtube.owns_url?('http://www.youtube.com/watch?v=83-hlYMH1XE'))
  35     assert(Youtube.owns_url?('http://www.youtube.com/watch?v=83-hlYMH1XE&feature=dir'))
  36     assert(Youtube.owns_url?('http://in.youtube.com/watch?v=VcydqSpYN00&feature=channel_page'))
  37     assert(Youtube.owns_url?('http://uk.youtube.com/watch?v=LN4Ov6ZLcrI'))
  38   end
  39
  40
  41   def test_doesnt_own_redtube_urls
  42     assert(!Youtube.owns_url?('http://www.redtube.com/6807'))
  43     assert(!Youtube.owns_url?('www.redtube.com/6807'))
  44     assert(!Youtube.owns_url?('http://redtube.com/6807'))
  45     assert(!Youtube.owns_url?('redtube.com/6807'))
  46   end
  47
  48
  49   def test_parse_video_id
  50     yt = Youtube.new('http://www.youtube.com/watch?v=SudixyugiX4')
  51     expected_result = 'SudixyugiX4'
  52     actual_result = yt.send('parse_video_id')
  53     assert_equal(expected_result, actual_result)
  54   end
  55
  56
  57   def test_parse_video_id_again
  58     yt = Youtube.new('http://www.youtube.com/watch?v=K9iDMcmm0tE')
  59     expected_result = 'K9iDMcmm0tE'
  60     actual_result = yt.send('parse_video_id')
  61     assert_equal(expected_result, actual_result)
  62   end
  63
  64
  65   def test_parse_t_parameter
  66     yt = Youtube.new(nil)
  67
  68     page_data = nil
  69
  70     File.open('test/fixtures/youtube/SudixyugiX4.html') do |f|
  71       page_data = f.read
  72     end
  73
  74     expected_result = 'OEgsToPDskLQUAntWWpzhEMhBMlgqHdo'
  75     actual_result = yt.send('parse_t_parameter', page_data)
  76     assert_equal(expected_result, actual_result)
  77   end
  78
  79
  80   def test_parse_t_parameter_again
  81     # This was failing once because my regex missed a hyphen.
  82     # I modified the regex to match anything between the pair
  83     # of quotes, so it should now catch the hyphen and underscore.
  84     yt = Youtube.new(nil)
  85
  86     page_data = nil
  87
  88     File.open('test/fixtures/youtube/K9iDMcmm0tE.html') do |f|
  89       page_data = f.read
  90     end
  91
  92     expected_result = 'O_EgsToPDskJsXVvAXpAct1zug-lBJBz'
  93     actual_result = yt.send('parse_t_parameter', page_data)
  94     assert_equal(expected_result, actual_result)
  95   end
  96
  97
  98   def test_get_available_formats
  99     # Make sure that we can parse the available formats from a page.
 100     yt = Youtube.new(nil)
 101
 102     page_data = nil
 103
 104     File.open('test/fixtures/youtube/BUer8Dv2HW8.html') do |f|
 105       page_data = f.read
 106     end
 107
 108     actual_formats = yt.send('get_available_formats', page_data)
 109     expected_formats = [ 37, 22, 35, 18, 34, 5 ]
 110
 111     # Make sure that all of the elements of the "expected" set are in
 112     # the "actual" set and vice-versa.
 113     assert_equal([], expected_formats - actual_formats)
 114     assert_equal([], actual_formats - expected_formats)
 115   end
 116
 117
 118   def test_get_desired_format
 119     # The get_desired_format() method should choose the best of the
 120     # available formats.
 121     yt = Youtube.new(nil)
 122
 123     page_data = nil
 124
 125     File.open('test/fixtures/youtube/BUer8Dv2HW8.html') do |f|
 126       page_data = f.read
 127     end
 128
 129     available_formats = yt.send('get_available_formats', page_data)
 130     actual_result = yt.send('get_desired_format', available_formats)
 131     expected_result = 37
 132
 133     assert_equal(expected_result, actual_result)
 134   end
 135
 136
 137   def test_get_video_filename
 138     yt = Youtube.new('http://www.youtube.com/watch?v=SudixyugiX4')
 139     expected_result = 'SudixyugiX4.flv'
 140     actual_result = yt.get_video_filename()
 141     assert_equal(expected_result, actual_result)
 142   end
 143
 144
 145   def test_get_video_filename_again
 146     yt = Youtube.new('http://www.youtube.com/watch?v=K9iDMcmm0tE')
 147     expected_result = 'K9iDMcmm0tE.flv'
 148     actual_result = yt.get_video_filename()
 149     assert_equal(expected_result, actual_result)
 150   end
 151
 152
 153   def test_get_troublesome_video_filename_first_form
 154     # This non-alphanumeric video id was causing
 155     # get_video_filename to barf.
 156     yt = Youtube.new('http://www.youtube.com/watch?v=83-hlYMH1XE&feature=dir')
 157     expected_result = '83-hlYMH1XE.flv'
 158     actual_result = yt.get_video_filename()
 159     assert_equal(expected_result, actual_result)
 160   end
 161
 162
 163   def test_get_troublesome_video_filename_second_form
 164     yt = Youtube.new('http://www.youtube.com/v/83-hlYMH1XE&feature=dir')
 165     expected_result = '83-hlYMH1XE.flv'
 166     actual_result = yt.get_video_filename()
 167     assert_equal(expected_result, actual_result)
 168   end
 169
 170 end