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Move away from BN.js in tests

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This commit is contained in:
larabr 2024-02-05 19:03:33 +01:00
parent b92c2e0114
commit b2570bb960
1 changed files with 9 additions and 8 deletions
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17
test/crypto/validate.js
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@ -1,9 +1,9 @@
import BN from 'bn.js';
import { use as chaiUse, expect } from 'chai';
import chaiAsPromised from 'chai-as-promised'; // eslint-disable-line import/newline-after-import
chaiUse(chaiAsPromised);
import openpgp from '../initOpenpgp.js';
import util from '../../src/util.js';
const armoredDSAKey = `-----BEGIN PGP PRIVATE KEY BLOCK-----
@ -387,15 +387,16 @@ export default () => {
});
it('detect g with small order', async function() {
const keyPacket = await cloneKeyPacket(egKey);
const p = keyPacket.publicParams.p;
const g = keyPacket.publicParams.g;
const BigInteger = await util.getBigInteger();
const pBN = new BN(p);
const gModP = new BN(g).toRed(new BN.red(pBN));
const keyPacket = await cloneKeyPacket(egKey);
const { p, g } = keyPacket.publicParams;
const pBN = new BigInteger(p);
const gBN = new BigInteger(g);
// g**(p-1)/2 has order 2
const gOrd2 = gModP.redPow(pBN.subn(1).shrn(1));
keyPacket.publicParams.g = gOrd2.toArrayLike(Uint8Array, 'be');
const gOrd2 = gBN.modExp(pBN.dec().irightShift(new BigInteger(1)), pBN);
keyPacket.publicParams.g = gOrd2.toUint8Array();
await expect(keyPacket.validate()).to.be.rejectedWith('Key is invalid');
});
});