public Property EncodeDecodeAreDuals_Collected(Mod4Binary input)
{
var processed = Z85.Decode(Z85.Encode(input.Data));
return(processed.SequenceEqual(input.Data)
// gather individual sizes
.Collect(input.Data.Length));
}
public Property EncodeDecodeAreDuals_Trivial(Mod4Binary input)
{
var processed = Z85.Decode(Z85.Encode(input.Data));
return(processed.SequenceEqual(input.Data)
// identify a special case
.Trivial(input.Data.Any(b => b == 70)));
}
public Property EncodeDecodeAreDuals_Classified(Mod4Binary input)
{
var processed = Z85.Decode(Z85.Encode(input.Data));
return(processed.SequenceEqual(input.Data)
// bucket by common sizes
.Classify(input.IsLarge(), "Large (64 .. ∞ bytes)")
.Classify(input.IsMedium(), "Medium (24 .. 60 bytes)")
.Classify(input.IsSmall(), "Small (8 .. 20 bytes)")
.Classify(input.IsTiny(), "Tiny (0 .. 4 bytes)"));
}
public Property EncodeDecodeAreDuals_Combined(Mod4Binary input)
{
var processed = Z85.Decode(Z85.Encode(input.Data));
return(processed.SequenceEqual(input.Data)
// identify a special case
.Trivial(input.Data.Any(b => b == 70))
// bucket by common sizes
.Classify(input.IsLarge(), "Large (64 .. ∞ bytes)")
.Classify(input.IsMedium(), "Medium (24 .. 60 bytes)")
.Classify(input.IsSmall(), "Small (8 .. 20 bytes)")
.Classify(input.IsTiny(), "Tiny (0 .. 4 bytes)")
// gather individual sizes
.Collect(input.Data.Length));
}
public static void Z85Encode(string[] args)
{
//
// Author: metadings
//
if (args == null || args.Length < 1)
{
args = new string[] { "Hello World!" };
}
string txt = args[0];
string encoded = Z85.Encode(txt);
Console.WriteLine("{0}: {1}", txt, encoded);
}
private static string Hash([CanBeNull] string filename)
{
if (filename == null)
{
return(string.Empty);
}
using (var crypt = new SHA256Managed())
{
var result = crypt.ComputeHash(
crypt.ComputeHash(
new byte[] { 0, 1, 3, 5, 7, 9 }
.Concat(Encoding.ASCII.GetBytes(filename))
.ToArray())
.Concat(new byte[] { 34, 22, 230, 33, 33, 0 })
.ToArray());
return(Z85.Encode(result));
}
}
public Boolean EncodeDecodeAreDuals_Passing(Mod4Binary input)
{
var processed = Z85.Decode(Z85.Encode(input.Data));
return(processed.SequenceEqual(input.Data));
}
public Boolean EncodeDecodeAreDuals_Failing(Byte[] data)
{
var processed = Z85.Decode(Z85.Encode(data));
return(processed.SequenceEqual(data));
}
