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Code Issues Projects Releases Wiki Activity

Improved detection of hashed releases.

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- Added specific rejection code for 32 random characters to ignore all md5 and mixed-case hashes.
- Added NZBGeek hash format.
- Removed -RP from Release Group.
- Added test and fix for reversed title. Currently matching it based on a couple of patterns.
This commit is contained in:
Taloth Saldono
2014-04-18 01:16:40 +02:00
parent 9c858445a3
commit 5428d9d53f
5 changed files with 131 additions and 9 deletions
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src/NzbDrone.Core.Test/ParserTests/CrapParserFixture.cs
+51
View File
@@ -7,6 +7,7 @@ using NzbDrone.Core.Parser;
using NzbDrone.Core.Test.Framework;
using NzbDrone.Core.Tv;
using NzbDrone.Test.Common;
using System.Text;
namespace NzbDrone.Core.Test.ParserTests
{
@@ -29,10 +30,60 @@ namespace NzbDrone.Core.Test.ParserTests
[TestCase("THIS SHOULD NEVER PARSE")]
[TestCase("Vh1FvU3bJXw6zs8EEUX4bMo5vbbMdHghxHirc.mkv")]
[TestCase("0e895c37245186812cb08aab1529cf8ee389dd05.mkv")]
[TestCase("08bbc153931ce3ca5fcafe1b92d3297285feb061.mkv")]
[TestCase("185d86a343e39f3341e35c4dad3ff159")]
public void should_not_parse_crap(string title)
{
Parser.Parser.ParseTitle(title).Should().BeNull();
ExceptionVerification.IgnoreWarns();
}
[Test]
public void should_not_parse_md5()
{
string hash = "CRAPPY TEST SEED";
var hashAlgo = System.Security.Cryptography.MD5.Create();
var repetitions = 100;
var success = 0;
for (int i = 0; i < repetitions; i++)
{
var hashData = hashAlgo.ComputeHash(System.Text.Encoding.Default.GetBytes(hash));
hash = BitConverter.ToString(hashData).Replace("-", "");
if (Parser.Parser.ParseTitle(hash) == null)
success++;
}
success.Should().Be(repetitions);
}
[TestCase(32)]
[TestCase(40)]
public void should_not_parse_random(int length)
{
string charset = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
var hashAlgo = new Random();
var repetitions = 500;
var success = 0;
for (int i = 0; i < repetitions; i++)
{
StringBuilder hash = new StringBuilder(length);
for (int x = 0; x < length; x++)
{
hash.Append(charset[hashAlgo.Next() % charset.Length]);
}
if (Parser.Parser.ParseTitle(hash.ToString()) == null)
success++;
}
success.Should().Be(repetitions);
}
}
}