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added testdecrypt

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This commit is contained in:
Kevin Froman 2020-12-20 09:41:14 +00:00
parent 0d2fa7e380
commit 8a74b57724
2 changed files with 16 additions and 0 deletions
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4
rinseoffcli/RinseOffCLI.cs
View File

@ -24,8 +24,10 @@ namespace rinseoffcli
stderrStream.Flush();
}
static void loadData(string filepath, string keypath){
// Load in an encrypted file and use a key file to decrypt it, then log bytes back to stdout
byte[] plaintext = {};
byte[] readBytes(string file){
// Read bytes in from a file, exit with error message if not possible
byte[] bytesToRead = {};
try{
bytesToRead = File.ReadAllBytes(file);
@ -46,6 +48,7 @@ namespace rinseoffcli
}
var stdout = Console.OpenStandardOutput();
try{
// Decrypt a file using a key file
plaintext = RinseOff.decrypt_secret_bytes(
readBytes(filepath),
readBytes(keypath)
@ -59,6 +62,7 @@ namespace rinseoffcli
stderrWrite("Could not decrypt " + filepath + " with " + keypath);
Environment.Exit(12);
}
// print the plaintext and exit
foreach(byte b in plaintext){
stdout.WriteByte(b);
}

12
tests/TestDecrypt.cs
View File

@ -1,6 +1,7 @@
using NUnit.Framework;
using System.Text;
using System.Collections.Generic;
using Sodium;
using rinseoff;
namespace testDecrypted
@ -15,7 +16,18 @@ namespace testDecrypted
[Test]
public void testDecrypted()
{
var key = Sodium.SecretBox.GenerateKey();
var nonce = Sodium.SecretBox.GenerateNonce();
var msg = Encoding.Default.GetBytes("hey");
var encrypted = Sodium.SecretBox.Create(msg, nonce, key);
var combined = new List<byte>();
combined.AddRange(nonce);
combined.AddRange(encrypted);
Assert.AreEqual(
RinseOff.decrypt_secret_bytes(combined.ToArray(), key),
msg
);
}
}
}