nim-codex/tests/codex/merkletree/testcodexcoders.nim

49 lines
1.3 KiB
Nim

import std/unittest
import std/sequtils
import pkg/questionable/results
import pkg/stew/byteutils
import pkg/codex/merkletree
import ./helpers
const data =
[
"00000000000000000000000000000001".toBytes,
"00000000000000000000000000000002".toBytes,
"00000000000000000000000000000003".toBytes,
"00000000000000000000000000000004".toBytes,
"00000000000000000000000000000005".toBytes,
"00000000000000000000000000000006".toBytes,
"00000000000000000000000000000007".toBytes,
"00000000000000000000000000000008".toBytes,
"00000000000000000000000000000009".toBytes,
"00000000000000000000000000000010".toBytes,
]
checksuite "merkletree - coders":
test "encoding and decoding a tree yields the same tree":
let
tree = CodexTree.init(multiCodec("sha2-256"), data).tryGet()
encodedBytes = tree.encode()
decodedTree = CodexTree.decode(encodedBytes).tryGet()
check:
tree == decodedTree
test "encoding and decoding a proof yields the same proof":
let
tree = CodexTree.init(multiCodec("sha2-256"), data).tryGet()
proof = tree.getProof(4).tryGet()
check:
proof.verify(tree.leaves[4], tree.root.tryGet).isOk
let
encodedBytes = proof.encode()
decodedProof = CodexProof.decode(encodedBytes).tryGet()
check:
proof == decodedProof