public void Base64Decode()
{
EngineState s = EngineTests.CreateEngineState();
void Template(string binFileName, string encFileName, string section, bool inMem)
{
string workDir = StringEscaper.Preprocess(s, Path.Combine("%TestBench%", "EncodedFile"));
// Be careful! encFile will be converted to LF from CRLF in git tree!
string binFile = Path.Combine(workDir, binFileName);
string encFile = Path.Combine(workDir, encFileName);
byte[] binDigest;
byte[] encDigest;
using (FileStream fs = new FileStream(binFile, FileMode.Open, FileAccess.Read, FileShare.Read))
{
binDigest = HashHelper.GetHash(HashHelper.HashType.SHA256, fs);
}
if (inMem)
{
List <string> lines = new List <string>();
using (StreamReader r = new StreamReader(encFile, Encoding.UTF8))
{
string rawLine;
while ((rawLine = r.ReadLine()) != null)
{
string line = rawLine.Trim();
if (0 < line.Length)
{
lines.Add(line);
}
}
}
byte[] decoded = SplitBase64.DecodeInMem(lines);
#if DEBUG_MIDDLE_FILE
using (FileStream fs = new FileStream(binFile + ".inMem.comp", FileMode.Create, FileAccess.Write))
{
fs.Write(decoded, 0, decoded.Length);
}
#endif
encDigest = HashHelper.GetHash(HashHelper.HashType.SHA256, decoded);
}
else
{
using (MemoryStream ms = new MemoryStream())
{
using (StreamReader tr = new StreamReader(encFile, Encoding.UTF8))
{
if (section.Length != 0)
{
IniReadWriter.FastForwardTextReader(tr, section);
}
SplitBase64.Decode(tr, ms);
}
ms.Position = 0;
#if DEBUG_MIDDLE_FILE
using (FileStream fs = new FileStream(binFile + ".noMem.comp", FileMode.Create, FileAccess.Write))
{
ms.CopyTo(fs);
}
ms.Position = 0;
#endif
encDigest = HashHelper.GetHash(HashHelper.HashType.SHA256, ms);
}
}
Assert.IsTrue(binDigest.SequenceEqual(encDigest));
}
Template("BigData.bin", "BigDataEnc4090.txt", string.Empty, true);
Template("BigData.bin", "BigDataEnc4090.txt", string.Empty, false);
Template("BigData.bin", "BigDataEnc4090S.txt", "Base64", false);
Template("Type3.pdf", "Type3Enc4090.txt", string.Empty, true);
Template("Type3.pdf", "Type3Enc4090.txt", string.Empty, false);
Template("Type3.pdf", "Type3Enc4090S.txt", "Base64", false);
Template("Type3.pdf", "Type3Enc1024.txt", string.Empty, true);
Template("Type3.pdf", "Type3Enc1024.txt", string.Empty, false);
Template("Type3.pdf", "Type3Enc1024S.txt", "Base64", false);
// https://github.com/pebakery/pebakery/issues/90
Template("Type5.bin", "Type5Enc4090.txt", string.Empty, true);
Template("Type5.bin", "Type5Enc4090.txt", string.Empty, false);
}
