public static byte[] FromHex(this string str)
{
if (string.IsNullOrWhiteSpace(str))
{
return(new byte[0]);
}
return(HEX.Decode(Encoding.UTF8.GetBytes(str)));
}
public void WhenDelimiterSet_ThenReturnDecoded(string hex, string expected)
{
var sut = new HexEncoder('=');
var result = sut.Decode(hex);
Assert.That(result, Is.EqualTo(expected));
}
public void Base58TestCases(bool ok, string hex, string base58)
{
var hexValue = Hex.Decode(hex);
var result = Base58.TryDecode(base58, out var bytes);
Assert.Equal(result, ok);
Assert.Equal(hexValue, bytes);
Assert.Equal(base58, Base58.Encode(bytes));
}
public void Encoding()
{
foreach (var tv in _testValues1)
{
var bytes = HexEncoder.Decode(tv.Hex);
var s = new Script(tv.Hex);
var ops = s.Decode().ToArray();
var d = s.ToVerboseString();
Assert.Equal(tv.Decode, d);
}
}
public int DecodeToBuffer() => HexEncoder.Decode(text, byteBuffer);
public byte[] Decode() => HexEncoder.Decode(text);
public void Example()
{
var tree = new MerkleTree();
tree.AddLeave(new[] {
HexEncoder.Decode("e1566f09e0deea437826514431be6e4bdb4fe10aa54d75aecf0b4cdc1bc4320c"),
HexEncoder.Decode("2f7f9092b2d6c5c17cfe2bcf33fc38a41f2e4d4485b198c2b1074bba067e7168"),
HexEncoder.Decode("e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"),
HexEncoder.Decode("e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855")
});
var root = HexEncoder.Encode(tree.MerkleRootHash);
Console.WriteLine(root);
// 740c08b74d31bb77fd9806e4f6159d88dfd012acf8984bd41b4b4c9cbd7aa358
var proof = tree.GetProof(1);
Console.WriteLine(proof.ToJson());
/*
* [{
* "left": "e1566f09e0deea437826514431be6e4bdb4fe10aa54d75aecf0b4cdc1bc4320c"
* },{
* "right":"2dba5dbc339e7316aea2683faf839c1b7b1ee2313db792112588118df066aa35"
* }]"
*/
var hash = HexEncoder.Decode("2f7f9092b2d6c5c17cfe2bcf33fc38a41f2e4d4485b198c2b1074bba067e7168");
var isValid = tree.ValidateProof(proof, hash);
Console.WriteLine(isValid); // true
var receipt = proof.ToReceipt();
receipt.AddBitcoinAnchor("780b4cdc16f09e0deebce156a434320c2654fe10aa54d75ae14431be6e4bdbcf");
Console.WriteLine(receipt.ToJson());
/*
* {
* "@context":"https://w3id.org/chainpoint/v2",
* "type":"ChainpointSHA256v2",
* "targetHash":"2f7f9092b2d6c5c17cfe2bcf33fc38a41f2e4d4485b198c2b1074bba067e7168",
* "merkleRoot":"740c08b74d31bb77fd9806e4f6159d88dfd012acf8984bd41b4b4c9cbd7aa358",
* "proof":[
* {
* "left":"e1566f09e0deea437826514431be6e4bdb4fe10aa54d75aecf0b4cdc1bc4320c"
* },
* {
* "right":"2dba5dbc339e7316aea2683faf839c1b7b1ee2313db792112588118df066aa35"
* }
* ],
* "anchors":[
* {
* "type":"BTCOpReturn",
* "sourceId":"780b4cdc16f09e0deebce156a434320c2654fe10aa54d75ae14431be6e4bdbcf"
* }
* ]
* }
*/
}
public void ShouldThrowOnBadInputWhenDecoding()
{
var encoder = new HexEncoder();
Assert.Throws(typeof (ArgumentException), () => encoder.Decode("odd"));
Assert.Throws(typeof (ArgumentException), () => encoder.Decode("even"));
}
public void ShouldHandleUpperAndLowerCaseEncoded()
{
var encoder = new HexEncoder();
Assert.AreEqual(new byte[] {0x33, 0xa4}, encoder.Decode("33a4"));
Assert.AreEqual(new byte[] {0x33, 0xa4}, encoder.Decode("33A4"));
}
