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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); }