Fixed: Size parsing of empty description from torrent RSS feeds

src/NzbDrone.Core.Test/Files/Indexers/TorrentRss/EvolutionWorld.xml

@@ -0,0 +1,30 @@
+<?xml version="1.0" encoding="UTF-8"?>
+    <rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom">
+    <channel>
+    <title>Evolution World</title>
+    <description>Advanced RSS Feed for xbtitFM by Petr1fied</description>
+    <link>http://ew.pw</link>
+    <lastBuildDate>Tue, 15 Aug 2017 00:00:00 +0000</lastBuildDate>
+    <copyright>(c) 2017 Evolution World</copyright>
+    <atom:link href="http://ew.pw/advanced_rss.php?cats=34%3B35%3B36%3B37%3B38%3B39%3B41%3B48%3B49%3B50%3B51%3B79%3B80%3B81&amp;tpc=100&amp;auth=secret" rel="self" type="application/rss+xml" />
+
+                        <item>
+                    <title><![CDATA[[TVShow --> TVShow Bluray 720p] Fargo S01 Complete Season 1 720p BRRip DD5.1 x264-PSYPHER [SEEDERS (3)/LEECHERS (0)]]]></title>
+                    <description><![CDATA[<br />Fargo S01 Complete Season 1 720p BRRip DD5.1 x264-PSYPHER<br /><br /><br /><br />Plot:<br /><br />Various chronicles of deception, intrigue and murder in and around frozen Minnesota.<br /><br />Note::-<br />Encode is tested and its perfect, no sync issue there in any episode.<br />All episodes comes with AC3 Audio for better audio and video plaback and English Subs are muxed in video .<br /><br />TECHNiCAL Information:<br /><br /><br />RUNTIME..................: 1 hr x 10<br />Total SIZE...............: 9.75 GiB<br />Total Episodes...........: 10<br />VIDEO CODEC..............: x264 2nd Pass (High,L4.1)<br />RESOLUTION...............: 1280x720<br />BITRATE (Video)..........: 2100 Kbps - 2400 kbps<br />Aspect Ratio.............: 16:9<br />Video Container..........: MKV<br />FRAMERATE................: 23.967 fps<br />AUDIO....................: English AC3 6 Channel 384 kbps<br />SUBTITLES................: English, English (SDH)<br />CHAPTERS.................: Yes<br />SOURCE...................: DON (Thanks !)<br /><br /><br />GENRE...................: Crime | Drama | Thriller<br />RATING..................: 9.1/10 from 140,765 users<br />IMDB link...............: <a href=&quot;http://www.imdb.com/title/tt2802850/&quot; target=&quot;_blank&quot;>http://www.imdb.com/title/tt2802850/</a>]]></description>
+                    <link>http://ew.pw/index.php?page=torrent-details&amp;id=dea071a7a62a0d662538d46402fb112f30b8c9fa</link>
+                    <guid>http://ew.pw/index.php?page=torrent-details&amp;id=dea071a7a62a0d662538d46402fb112f30b8c9fa</guid>
+                                            <enclosure url="http://ew.pw/download.php?id=dea071a7a62a0d662538d46402fb112f30b8c9fa&amp;f=Fargo%20S01%20Complete%20Season%201%20720p%20BRRip%20DD5.1%20x264-PSYPHER.torrent&amp;auth=secret" length="13625" type="application/x-bittorrent" />
+                                            <pubDate>Sun, 13 Aug 2017 22:21:43 +0000</pubDate>
+                    </item>
+
+                                        <item>
+                    <title><![CDATA[[TVShow --> TVShow Bluray 720p] American Horror Story S04 Complete Season 4 720p BRRip DD5.1 x264 - PSYPHER [SEEDERS (2)/LEECHERS (0)]]]></title>
+                    <description><![CDATA[]]></description>
+                    <link>http://ew.pw/index.php?page=torrent-details&amp;id=2725fe19ea2addf5aafbd523d134191b8abbb2ee</link>
+                    <guid>http://ew.pw/index.php?page=torrent-details&amp;id=2725fe19ea2addf5aafbd523d134191b8abbb2ee</guid>
+                                            <enclosure url="http://ew.pw/download.php?id=2725fe19ea2addf5aafbd523d134191b8abbb2ee&amp;f=American%20Horror%20Story%20S04%20Complete%20Season%204%20720p%20BRRip%20DD5.1%20x264%20-%20PSYPHER.torrent&amp;auth=secret" length="16583" type="application/x-bittorrent" />
+                                            <pubDate>Fri, 28 Jul 2017 16:29:51 +0000</pubDate>
+                    </item>
+                        </channel>
+    </rss>
+    

src/NzbDrone.Core.Test/IndexerTests/BasicRssParserFixture.cs

@@ -30,6 +30,7 @@ namespace NzbDrone.Core.Test.IndexerTests
         [TestCase("100 Kb/s")]
         [TestCase(" 12341234")]
         [TestCase("12341234 other")]
+        [TestCase("")]
         public void should_not_parse_size(string sizeString)
         {
             var result = RssParser.ParseSize(sizeString, true);

src/NzbDrone.Core.Test/IndexerTests/TorrentRssIndexerTests/TorrentRssIndexerFixture.cs

@@ -261,6 +261,33 @@ namespace NzbDrone.Core.Test.IndexerTests.TorrentRssIndexerTests
             torrentInfo.DownloadUrl.Should().Be("https://alpharatio.cc/torrents.php?action=download&authkey=private_auth_key&torrent_pass=private_torrent_pass&id=465831");
         }
 
+        [Test]
+        public void should_parse_recent_feed_from_EveolutionWorld_without_size()
+        {
+            Subject.Definition.Settings.As<TorrentRssIndexerSettings>().AllowZeroSize = true;
+            GivenRecentFeedResponse("TorrentRss/EvolutionWorld.xml");
+
+            var releases = Subject.FetchRecent();
+
+            releases.Should().HaveCount(2);
+            releases.First().Should().BeOfType<TorrentInfo>();
+
+            var torrentInfo = releases.First() as TorrentInfo;
+
+            torrentInfo.Title.Should().Be("[TVShow --> TVShow Bluray 720p] Fargo S01 Complete Season 1 720p BRRip DD5.1 x264-PSYPHER [SEEDERS (3)/LEECHERS (0)]");
+            torrentInfo.DownloadProtocol.Should().Be(DownloadProtocol.Torrent);
+            torrentInfo.DownloadUrl.Should().Be("http://ew.pw/download.php?id=dea071a7a62a0d662538d46402fb112f30b8c9fa&f=Fargo%20S01%20Complete%20Season%201%20720p%20BRRip%20DD5.1%20x264-PSYPHER.torrent&auth=secret");
+            torrentInfo.InfoUrl.Should().BeNullOrEmpty();
+            torrentInfo.CommentUrl.Should().BeNullOrEmpty();
+            torrentInfo.Indexer.Should().Be(Subject.Definition.Name);
+            torrentInfo.PublishDate.Should().Be(DateTime.Parse("2017-08-13T22:21:43Z").ToUniversalTime());
+            torrentInfo.Size.Should().Be(0);
+            torrentInfo.InfoHash.Should().BeNull();
+            torrentInfo.MagnetUrl.Should().BeNull();
+            torrentInfo.Peers.Should().NotHaveValue();
+            torrentInfo.Seeders.Should().NotHaveValue();
+        }
+
         [Test]
         public void should_record_indexer_failure_if_unsupported_feed()
         {

src/NzbDrone.Core.Test/NzbDrone.Core.Test.csproj

@@ -432,6 +432,10 @@
       <Link>sqlite3.dll</Link>
       <CopyToOutputDirectory>Always</CopyToOutputDirectory>
     </Content>
+    <Content Include="Files\Indexers\TorrentRss\EvolutionWorld.xml">
+      <SubType>Designer</SubType>
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </Content>
     <Content Include="Files\Indexers\TorrentRss\AlphaRatio.xml">
       <CopyToOutputDirectory>Always</CopyToOutputDirectory>
       <SubType>Designer</SubType>

src/NzbDrone.Core/Indexers/RssParser.cs

@@ -343,6 +343,11 @@ namespace NzbDrone.Core.Indexers
 
         public static long ParseSize(string sizeString, bool defaultToBinaryPrefix)
         {
+            if (sizeString.IsNullOrWhiteSpace())
+            {
+                return 0;
+            }
+
             if (sizeString.All(char.IsDigit))
             {
                 return long.Parse(sizeString);