c-kzg-4844/bindings/nim/tests/test_kzg_ex.nim

91 lines
2.6 KiB
Nim

{.used.}
import
unittest2,
../kzg_ex,
./types
proc createKateBlobs(n: int): KateBlobs =
var blob: KzgBlob
for i in 0..<n:
discard urandom(blob)
for i in 0..<len(blob):
# don't overflow modulus
if blob[i] > MAX_TOP_BYTE and i %% BYTES_PER_FIELD_ELEMENT == 0:
blob[i] = MAX_TOP_BYTE
result.blobs.add(blob)
for i in 0..<n:
let res = toCommitment(result.blobs[i])
doAssert res.isOk
result.kates.add(res.get)
suite "verify proof (extended version)":
test "load trusted setup from string":
let res = Kzg.loadTrustedSetupFromString(trustedSetup)
check res.isOk
test "verify batch proof success":
let kb = createKateBlobs(nblobs)
var kp: array[nblobs, KzgProof]
for i in 0..<nblobs:
let pres = computeProof(kb.blobs[i], kb.kates[i])
check pres.isOk
kp[i] = pres.get
let res = verifyProofs(kb.blobs, kb.kates, kp)
check res.isOk
check res.get == true
test "verify batch proof failure":
let kb = createKateBlobs(nblobs)
var kp: array[nblobs, KzgProof]
for i in 0..<nblobs:
let pres = computeProof(kb.blobs[i], kb.kates[i])
check pres.isOk
kp[i] = pres.get
let other = createKateBlobs(nblobs)
var badProofs: array[nblobs, KzgProof]
for i in 0..<nblobs:
let pres = computeProof(other.blobs[i], other.kates[i])
check pres.isOk
badProofs[i] = pres.get
let res = verifyProofs(kb.blobs, kb.kates, badProofs)
check res.isOk
check res.get == false
test "verify blob proof":
let kp = computeProof(blob, commitment)
check kp.isOk
let res = verifyProof(blob, commitment, kp.get)
check res.isOk
test "verify proof":
let kp = computeProof(blob, inputPoint)
check kp.isOk
check kp.get.proof == proof
check kp.get.y == claimedValue
let res = verifyProof(commitment, inputPoint, claimedValue, kp.get.proof)
check res.isOk
test "template aliases":
# no need to check return value
# only test if those templates can be compiled succesfully
check Kzg.freeTrustedSetup().isOk
check Kzg.loadTrustedSetupFile(trustedSetupFile).isOk
discard blobToKzgCommitment(blob)
let kp = computeKzgProof(blob, inputPoint)
discard computeBlobKzgProof(blob, commitment)
discard verifyKzgProof(commitment, inputPoint, claimedValue, kp.get.proof)
discard verifyBlobKzgProof(blob, commitment, proof)
let kb = createKateBlobs(1)
discard verifyBlobKzgProofBatch(kb.blobs, kb.kates, [kp.get.proof])
test "load trusted setup more than once":
let res = Kzg.loadTrustedSetupFromString(trustedSetup)
check res.isErr