test/parallel/test-crypto-dh-odd-key.js

// Copyright Joyent, Inc. and other Node contributors.
//
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// "Software"), to deal in the Software without restriction, including
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// persons to whom the Software is furnished to do so, subject to the
// following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
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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');

function test() {
  const odd = Buffer.alloc(39, 'A');

  const c = crypto.createDiffieHellman(32);
  c.setPrivateKey(odd);
  c.generateKeys();
}

// FIPS requires a length of at least 1024
if (!common.hasFipsCrypto) {
  test();
} else {
  assert.throws(function() { test(); }, /key size too small/);
}