constantine/tests/math/t_fp_cubic_root.nim

34 lines
1.3 KiB
Nim

# Constantine
# Copyright (c) 2018-2019 Status Research & Development GmbH
# Copyright (c) 2020-Present Mamy André-Ratsimbazafy
# Licensed and distributed under either of
# * MIT license (license terms in the root directory or at http://opensource.org/licenses/MIT).
# * Apache v2 license (license terms in the root directory or at http://www.apache.org/licenses/LICENSE-2.0).
# at your option. This file may not be copied, modified, or distributed except according to those terms.
import std/unittest,
../../constantine/platforms/abstractions,
../../constantine/math/arithmetic,
../../constantine/math/config/curves,
../../constantine/math/constants/zoo_endomorphisms
echo "\n------------------------------------------------------\n"
proc checkCubeRootOfUnity(curve: static Curve) =
test $curve & " cube root of unity (mod p)":
var cru = curve.getCubicRootOfUnity_mod_p()
cru.square()
cru *= curve.getCubicRootOfUnity_mod_p()
check: bool cru.isOne()
proc main() =
suite "Sanity checks on precomputed values" & " [" & $WordBitwidth & "-bit mode]":
checkCubeRootOfUnity(BN254_Snarks)
checkCubeRootOfUnity(BLS12_377)
checkCubeRootOfUnity(BLS12_381)
checkCubeRootOfUnity(Pallas)
checkCubeRootOfUnity(Vesta)
main()