nim-libp2p/tests/testcid.nim

69 lines
2.2 KiB
Nim

{.used.}
# Nim-Libp2p
# Copyright (c) 2023 Status Research & Development GmbH
# Licensed under either of
# * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE))
# * MIT license ([LICENSE-MIT](LICENSE-MIT))
# at your option.
# This file may not be copied, modified, or distributed except according to
# those terms.
import unittest2
import ../libp2p/[cid, multihash, multicodec]
suite "Content identifier CID test suite":
test "CIDv0 test vector":
var cid0Text = "QmdfTbBqBPQ7VNxZEYEj14VmRuZBkqFbiwReogJgS1zR1n"
var cid0 = Cid.init(cid0Text).tryGet()
check:
$cid0 == cid0Text
cid0.version() == CIDv0
cid0.contentType().tryGet() == multiCodec("dag-pb")
cid0.mhash().tryGet().mcodec == multiCodec("sha2-256")
Cid.init("QmdfTbBqBPQ7VNxZEYEj14VmRuZBkqFbiwReogJgS1zIII").isErr()
test "CIDv1 test vector":
var cid1Text = "zb2rhhFAEMepUBbGyP1k8tGfz7BSciKXP6GHuUeUsJBaK6cqG"
var chex =
"015512209D8453505BDC6F269678E16B3E56" & "C2A2948A41F2C792617CC9611ED363C95B63"
var cid1 = Cid.init(cid1Text).tryGet()
check:
$cid1 == cid1Text
cid1.version() == CIDv1
cid1.contentType().tryGet() == multiCodec("raw")
cid1.mhash().tryGet().mcodec == multiCodec("sha2-256")
hex(cid1) == chex
test "Comparison test":
var msg = "Hello World!"
var mmsg = "Hello World!Hello World!"
var bmsg = cast[seq[byte]](msg)
var bmmsg = cast[seq[byte]](mmsg)
var cid0 = Cid
.init(CIDv0, multiCodec("dag-pb"), MultiHash.digest("sha2-256", bmsg).get())
.tryGet()
var cid1 = Cid
.init(CIDv1, multiCodec("dag-pb"), MultiHash.digest("sha2-256", bmsg).get())
.tryGet()
var cid2 = cid1
var cid3 = cid0
var cid4 = Cid
.init(CIDv1, multiCodec("dag-cbor"), MultiHash.digest("sha2-256", bmsg).get())
.tryGet()
var cid5 = Cid
.init(CIDv1, multiCodec("dag-pb"), MultiHash.digest("sha2-256", bmmsg).get())
.tryGet()
var cid6 = Cid
.init(CIDv1, multiCodec("dag-pb"), MultiHash.digest("keccak-256", bmsg).get())
.tryGet()
check:
cid0 == cid1
cid1 == cid2
cid2 == cid3
cid3 == cid0
cid0 != cid4
cid1 != cid5
cid2 != cid4
cid3 != cid6