test: increase crypto strength for FIPS standard

Use stronger crypto (larger keys, etc.) for arbitrary tests so
they will pass in both FIPS and non-FIPS mode without altering
the original intent of the test cases.

PR-URL: https://github.com/nodejs/node/pull/3758
Reviewed-By: Shigeki Ohtsu <ohtsu@iij.ad.jp>
Reviewed-By: James M Snell <jasnell@gmail.com>

1 files changed, 14 insertions, 5 deletions

diff --git a/test/parallel/test-crypto-dh-odd-key.js b/test/parallel/test-crypto-dh-odd-key.js
index abb4860b23..503ba2fe08 100644
--- a/test/parallel/test-crypto-dh-odd-key.js
+++ b/test/parallel/test-crypto-dh-odd-key.js
@@ -8,9 +8,18 @@ if (!common.hasCrypto) {
 }
 var crypto = require('crypto');
 
-var odd = new Buffer(39);
-odd.fill('A');
+function test() {
+  var odd = new Buffer(39);
+  odd.fill('A');
 
-var c = crypto.createDiffieHellman(32);
-c.setPrivateKey(odd);
-c.generateKeys();
+  var c = crypto.createDiffieHellman(32);
+  c.setPrivateKey(odd);
+  c.generateKeys();
+}
+
+// FIPS requires a length of at least 1024
+if (!common.hasFipsCrypto) {
+  assert.doesNotThrow(function() { test(); });
+} else {
+  assert.throws(function() { test(); }, /key size too small/);
+}