public void ToBDictionary_Info_SingleFile_AddsNameAndLength(long fileSize, string fileName)
{
// Arrange
var torrent = new Torrent
{
File = new SingleFileInfo
{
FileSize = fileSize,
FileName = fileName
}
};
// Act
var info = torrent.ToBDictionary().Get<BDictionary>("info");
// Assert
info.Should().Contain(TorrentInfoFields.Length, (BNumber)fileSize);
info.Should().Contain(TorrentInfoFields.Name, (BString)fileName);
}
public void ToBDictionary_ExtraFields_OverwritesExistingData(string comment, BString extraValue)
{
// Arrange
var torrent = new Torrent
{
Comment = comment,
ExtraFields = new BDictionary
{
{TorrentFields.Comment, extraValue}
}
};
// Act
var result = torrent.ToBDictionary();
// Assert
result.Should().Contain(TorrentFields.Comment, extraValue);
}
public void ToBDictionary_Info_MultiFile_AddsFiles(string directoryName, long fileSize, IList<string> path)
{
// Arrange
var torrent = new Torrent
{
Files = new MultiFileInfoList(directoryName)
{
new MultiFileInfo
{
FileSize = fileSize,
Path = path
}
}
};
// Act
var info = torrent.ToBDictionary().Get<BDictionary>("info");
var files = info.Get<BList>(TorrentInfoFields.Files).AsType<BDictionary>();
// Assert
info.Should().Contain(TorrentInfoFields.Name, (BString) directoryName);
info.Should().ContainKey(TorrentInfoFields.Files);
info[TorrentInfoFields.Files].Should().BeOfType<BList<BDictionary>>();
files[0].Should().BeOfType<BDictionary>();
files[0].Should().Contain(TorrentFilesFields.Length, (BNumber) fileSize);
files[0].Should().ContainKey(TorrentFilesFields.Path);
files[0].Get<BList>(TorrentFilesFields.Path).Should().HaveCount(path.Count);
}
public void ToBDictionary_EqualsEmptyBDictionaryForEmptyTorrent()
{
var torrent = new Torrent();
var result = torrent.ToBDictionary();
result.Should().HaveCount(0);
result.ShouldBeEquivalentTo(new BDictionary());
}
public void ToBDictionary_ExtraFields_AreAdded(BString key, BString value)
{
// Arrange
var torrent = new Torrent
{
ExtraFields = new BDictionary
{
[key] = value
}
};
// Act
var result = torrent.ToBDictionary();
// Assert
result.Should().Contain(key, value);
}
public void ToBDictionary_Encoding_DoesNotAddNull()
{
var torrent = new Torrent {Encoding = null};
var result = torrent.ToBDictionary();
result.Should().NotContainKey(TorrentFields.Encoding);
}
public void ToBDictionary_Encoding_UsesWebNameToUpper()
{
var torrent = new Torrent { Encoding = Encoding.UTF8 };
var result = torrent.ToBDictionary();
result.Get<BString>(TorrentFields.Encoding).Should().Be(Encoding.UTF8.WebName.ToUpper());
}
public void ToBDictionary_CreationDate_DoesNotAddNull()
{
var torrent = new Torrent {CreationDate = null};
var result = torrent.ToBDictionary();
result.Should().NotContainKey(TorrentFields.CreationDate);
}
public void ToBDictionary_Encoding_AddsToCorrectField()
{
var torrent = new Torrent {Encoding = Encoding.UTF8};
var result = torrent.ToBDictionary();
result.Should().Contain(TorrentFields.Encoding, (BString)Encoding.UTF8.WebName.ToUpper());
}
public void ToBDictionary_CreatedBy_AddsToCorrectField(string createdBy)
{
var torrent = new Torrent {CreatedBy = createdBy};
var result = torrent.ToBDictionary();
result.Should().Contain(TorrentFields.CreatedBy, (BString)createdBy);
}
public void ToBDictionary_CreationDate_AddsToCorrectField(DateTime creationDate)
{
var torrent = new Torrent {CreationDate = creationDate};
var result = torrent.ToBDictionary();
result.Should().Contain(TorrentFields.CreationDate, (BNumber)creationDate);
}
public void ToBDictionary_Comment_AddsToCorrectField(string comment)
{
var torrent = new Torrent {Comment = comment
};
var result = torrent.ToBDictionary();
result.Should().Contain(TorrentFields.Comment, (BString)comment);
}
public void ToBDictionary_Announce_SingleTracker_AddsAnnounceButNotAddAnnounceList()
{
var torrent = new Torrent
{
Trackers = new List<IList<string>>
{
new List<string>
{
"http://sometracker.com"
}
}
};
var result = torrent.ToBDictionary();
result.Should().ContainKey(TorrentFields.Announce);
result.Should().NotContainKey(TorrentFields.AnnounceList);
}
public void ToBDictionary_Announce_NoTrackers_DoesNotAddAnnounce()
{
var torrent = new Torrent
{
Trackers = new List<IList<string>>
{
new List<string>()
}
};
var result = torrent.ToBDictionary();
result.Should().NotContainKey(TorrentFields.Announce);
}
/// <summary>
/// Calculates the info hash of the torrent.
/// The info hash is a 20-byte SHA1 hash of the 'info'-dictionary of the torrent
/// used to uniquely identify it and it's contents.
///
/// <para>Example: 6D60711ECF005C1147D8973A67F31A11454AB3F5</para>
/// </summary>
/// <param name="torrent">The torrent to calculate the info hash for.</param>
/// <returns>A byte-array of the 20-byte SHA1 hash.</returns>
public static byte[] CalculateInfoHashBytes(Torrent torrent)
{
var info = torrent.ToBDictionary().Get <BDictionary>("info");
return(CalculateInfoHashBytes(info));
}
/// <summary>
/// Calculates the info hash of the torrent.
/// The info hash is a 20-byte SHA1 hash of the 'info'-dictionary of the torrent
/// used to uniquely identify it and it's contents.
///
/// <para>Example: 6D60711ECF005C1147D8973A67F31A11454AB3F5</para>
/// </summary>
/// <param name="torrent">The torrent to calculate the info hash for.</param>
/// <returns>A string representation of the 20-byte SHA1 hash without dashes.</returns>
public static string CalculateInfoHash(Torrent torrent)
{
var info = torrent.ToBDictionary().Get <BDictionary>("info");
return(CalculateInfoHash(info));
}