public void DecodeValidExtensionNode()
{
var list = new List(new IValue[]
{
(Binary)ByteUtil.ParseHex("beef").ToArray(),
(Binary)default(HashDigest <SHA256>).ToByteArray(),
});
INode node = NodeDecoder.Decode(list);
Assert.IsType <ShortNode>(node);
var shortNode = (ShortNode)node;
Assert.IsType <HashNode>(shortNode.Value);
Assert.Equal(new HashNode(default), shortNode.Value);
public void DecodeValidValueNode()
{
var list = new List(new IValue[]
{
(Binary)ByteUtil.ParseHex("beef").ToArray(),
new List(new IValue[] { default(Null), (Text)"beef", }),
});
INode node = NodeDecoder.Decode(list);
Assert.IsType <ShortNode>(node);
var shortNode = (ShortNode)node;
Assert.IsType <ValueNode>(shortNode.Value);
Assert.Equal(ByteUtil.ParseHex("beef"), shortNode.Key);
Assert.Equal(new ValueNode((Text)"beef"), shortNode.Value);
}
public void DecodeValidFullNode()
{
var hashA = HashDigest <SHA256> .DeriveFrom(TestUtils.GetRandomBytes(128));
var hashB = HashDigest <SHA256> .DeriveFrom(TestUtils.GetRandomBytes(128));
var list = new List(new IValue[]
{
(Binary)hashA.ToByteArray(),
Null.Value,
Null.Value,
Null.Value,
Null.Value,
Null.Value,
Null.Value,
Null.Value,
Null.Value,
Null.Value,
Null.Value,
Null.Value,
Null.Value,
Null.Value,
Null.Value,
Null.Value,
(Binary)hashB.ToByteArray(),
});
Assert.Equal(17, list.Count);
INode node = NodeDecoder.Decode(list);
Assert.IsType <FullNode>(node);
var fullNode = (FullNode)node;
Assert.Equal(new HashNode(hashB), fullNode.Value);
Assert.Equal(new HashNode(hashA), fullNode.Children[0]);
for (int i = 1; i < 16; ++i)
{
Assert.Null(fullNode.Children[i]);
}
}
private INode?GetNode(HashDigest <SHA256> nodeHash)
{
return(NodeDecoder.Decode(
_codec.Decode(KeyValueStore.Get(nodeHash.ToByteArray()))));
}
public void DecodeInvalidFullNodeThrowsException(int listCount)
{
var list = new List(Enumerable.Repeat((IValue)default(Null), listCount));
Assert.Throws <InvalidTrieNodeException>(() => NodeDecoder.Decode(list));
}