91 lines
2.5 KiB
Nim
91 lines
2.5 KiB
Nim
import std/unittest
|
|
import std/sequtils
|
|
import std/tables
|
|
|
|
import pkg/questionable/results
|
|
import pkg/stew/byteutils
|
|
import pkg/nimcrypto/sha2
|
|
|
|
import pkg/codex/merkletree
|
|
|
|
import ../helpers
|
|
import ./generictreetests
|
|
|
|
# TODO: Generalize to other hashes
|
|
|
|
const
|
|
data =
|
|
[
|
|
"00000000000000000000000000000001".toBytes,
|
|
"00000000000000000000000000000002".toBytes,
|
|
"00000000000000000000000000000003".toBytes,
|
|
"00000000000000000000000000000004".toBytes,
|
|
"00000000000000000000000000000005".toBytes,
|
|
"00000000000000000000000000000006".toBytes,
|
|
"00000000000000000000000000000007".toBytes,
|
|
"00000000000000000000000000000008".toBytes,
|
|
"00000000000000000000000000000009".toBytes,
|
|
"00000000000000000000000000000010".toBytes,
|
|
]
|
|
sha256 = multiCodec("sha2-256")
|
|
|
|
checksuite "merkletree":
|
|
test "Cannot init tree without any multihash leaves":
|
|
check:
|
|
CodexMerkleTree.init(leaves = newSeq[MultiHash]()).isErr
|
|
|
|
test "Cannot init tree without any cid leaves":
|
|
check:
|
|
CodexMerkleTree.init(leaves = newSeq[Cid]()).isErr
|
|
|
|
test "Cannot init tree without any byte leaves":
|
|
check:
|
|
CodexMerkleTree.init(sha256, leaves = newSeq[ByteHash]()).isErr
|
|
|
|
test "Should build tree from multihash leaves":
|
|
var
|
|
expectedLeaves = data.mapIt( MultiHash.digest($sha256, it).tryGet() )
|
|
|
|
var tree = CodexMerkleTree.init(leaves = expectedLeaves)
|
|
check:
|
|
tree.isOk
|
|
tree.get().leaves == expectedLeaves.mapIt( it.bytes )
|
|
tree.get().mcodec == sha256
|
|
|
|
test "Should build tree from cid leaves":
|
|
var
|
|
expectedLeaves = data.mapIt( Cid.init(
|
|
CidVersion.CIDv1, BlockCodec, MultiHash.digest($sha256, it).tryGet ).tryGet )
|
|
|
|
let
|
|
tree = CodexMerkleTree.init(leaves = expectedLeaves)
|
|
|
|
check:
|
|
tree.isOk
|
|
tree.get().leaves == expectedLeaves.mapIt( it.mhash.tryGet.bytes )
|
|
tree.get().mcodec == sha256
|
|
|
|
test "Should build from raw bytes (should not hash leaves)":
|
|
let
|
|
tree = CodexMerkleTree.init(sha256, leaves = data).tryGet
|
|
|
|
check:
|
|
tree.mcodec == sha256
|
|
tree.leaves == data
|
|
|
|
let
|
|
mhash = sha256.getMhash().tryGet
|
|
zero: seq[byte] = newSeq[byte](mhash.size)
|
|
compress = proc(x, y: seq[byte], key: ByteTreeKey): seq[byte] =
|
|
compress(x, y, key, mhash).tryGet
|
|
|
|
makeTree = proc(data: seq[seq[byte]]): CodexMerkleTree =
|
|
CodexMerkleTree.init(sha256, leaves = data).tryGet
|
|
|
|
checkGenericTree(
|
|
"CodexMerkleTree",
|
|
@data,
|
|
zero,
|
|
compress,
|
|
makeTree)
|