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test-crypto-dh-modp2.js
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test-crypto-dh-modp2.js
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'use strict';
const common = require('../common');
if (!common.hasCrypto)
common.skip('missing crypto');
const assert = require('assert');
const crypto = require('crypto');
const { modp2buf } = require('../common/crypto');
const modp2 = crypto.createDiffieHellmanGroup('modp2');
{
// Ensure specific generator (buffer) works as expected.
const exmodp2 = crypto.createDiffieHellman(modp2buf, Buffer.from([2]));
modp2.generateKeys();
exmodp2.generateKeys();
const modp2Secret = modp2.computeSecret(exmodp2.getPublicKey())
.toString('hex');
const exmodp2Secret = exmodp2.computeSecret(modp2.getPublicKey())
.toString('hex');
assert.strictEqual(modp2Secret, exmodp2Secret);
}
{
// Ensure specific generator (string without encoding) works as expected.
const exmodp2 = crypto.createDiffieHellman(modp2buf, '\x02');
exmodp2.generateKeys();
const modp2Secret = modp2.computeSecret(exmodp2.getPublicKey())
.toString('hex');
const exmodp2Secret = exmodp2.computeSecret(modp2.getPublicKey())
.toString('hex');
assert.strictEqual(modp2Secret, exmodp2Secret);
}
{
// Ensure specific generator (numeric) works as expected.
const exmodp2 = crypto.createDiffieHellman(modp2buf, 2);
exmodp2.generateKeys();
const modp2Secret = modp2.computeSecret(exmodp2.getPublicKey())
.toString('hex');
const exmodp2Secret = exmodp2.computeSecret(modp2.getPublicKey())
.toString('hex');
assert.strictEqual(modp2Secret, exmodp2Secret);
}