109 lines
2.8 KiB
Nim
109 lines
2.8 KiB
Nim
import std/unittest
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import std/sequtils
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import std/tables
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import pkg/questionable/results
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import pkg/stew/byteutils
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import pkg/nimcrypto/sha2
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import pkg/libp2p
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import pkg/codex/codextypes
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import pkg/codex/merkletree
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import pkg/codex/utils/digest
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import ./helpers
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import ./generictreetests
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# TODO: Generalize to other hashes
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const
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data =
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[
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"00000000000000000000000000000001".toBytes,
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"00000000000000000000000000000002".toBytes,
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"00000000000000000000000000000003".toBytes,
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"00000000000000000000000000000004".toBytes,
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"00000000000000000000000000000005".toBytes,
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"00000000000000000000000000000006".toBytes,
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"00000000000000000000000000000007".toBytes,
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"00000000000000000000000000000008".toBytes,
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"00000000000000000000000000000009".toBytes,
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"00000000000000000000000000000010".toBytes,
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]
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sha256 = Sha256HashCodec
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suite "Test CodexTree":
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test "Cannot init tree without any multihash leaves":
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check:
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CodexTree.init(leaves = newSeq[MultiHash]()).isErr
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test "Cannot init tree without any cid leaves":
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check:
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CodexTree.init(leaves = newSeq[Cid]()).isErr
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test "Cannot init tree without any byte leaves":
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check:
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CodexTree.init(sha256, leaves = newSeq[ByteHash]()).isErr
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test "Should build tree from multihash leaves":
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var
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expectedLeaves = data.mapIt( MultiHash.digest($sha256, it).tryGet() )
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var tree = CodexTree.init(leaves = expectedLeaves)
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check:
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tree.isOk
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tree.get().leaves == expectedLeaves.mapIt( it.digestBytes )
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tree.get().mcodec == sha256
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test "Should build tree from cid leaves":
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var
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expectedLeaves = data.mapIt(
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Cid.init(
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CidVersion.CIDv1,
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BlockCodec,
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MultiHash.digest($sha256, it).tryGet
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).tryGet )
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let
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tree = CodexTree.init(leaves = expectedLeaves)
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check:
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tree.isOk
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tree.get().leaves == expectedLeaves.mapIt( it.mhash.tryGet.digestBytes )
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tree.get().mcodec == sha256
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test "Should build from raw digestbytes (should not hash leaves)":
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let
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tree = CodexTree.init(sha256, leaves = data).tryGet
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check:
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tree.mcodec == sha256
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tree.leaves == data
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test "Should build from nodes":
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let
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tree = CodexTree.init(sha256, leaves = data).tryGet
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fromNodes = CodexTree.fromNodes(
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nodes = toSeq(tree.nodes),
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nleaves = tree.leavesCount).tryGet
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check:
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tree.mcodec == sha256
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tree == fromNodes
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let
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mhash = sha256.mhash().tryGet
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zero: seq[byte] = newSeq[byte](mhash.size)
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compress = proc(x, y: seq[byte], key: ByteTreeKey): seq[byte] =
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compress(x, y, key, mhash).tryGet
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makeTree = proc(data: seq[seq[byte]]): CodexTree =
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CodexTree.init(sha256, leaves = data).tryGet
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testGenericTree(
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"CodexTree",
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@data,
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zero,
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compress,
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makeTree)
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