bench: reverse hex string hash

bench/hexstring.js

@@ -0,0 +1,17 @@
+'use strict';
+
+const random = require('bcrypto/lib/random');
+const util = require('../lib/utils/util');
+const bench = require('./bench');
+
+const hashes = [];
+
+for (let i = 0; i < 100000; i++)
+  hashes.push(random.randomBytes(32));
+
+{
+  const end = bench('hexstring');
+  for (let i = 0; i < hashes.length; i++)
+    util.fromRev(util.revHex(hashes[i]));
+  end(100000);
+}