Benchmark: object-hash SHA-1 vs murmur2-JSON.stringify

HTML Preparation code:

<script src="https://cdn.jsdelivr.net/npm/object-hash@3.0.0/dist/object_hash.min.js"></script>

Script Preparation code:

var context1 = {
  title1: 'fish1',
  title2: 'fish2',
  title3: 'fish3',
  title4: 'fish4',
  title5: 'fish5',
}

function murmur2(str) {
  // 'm' and 'r' are mixing constants generated offline.
  // They're not really 'magic', they just happen to work well.
  // const m = 0x5bd1e995;
  // const r = 24;
  // Initialize the hash
  var h = 0; // Mix 4 bytes at a time into the hash

  var k,
      i = 0,
      len = str.length;

  for (; len >= 4; ++i, len -= 4) {
    k = str.charCodeAt(i) & 0xff | (str.charCodeAt(++i) & 0xff) << 8 | (str.charCodeAt(++i) & 0xff) << 16 | (str.charCodeAt(++i) & 0xff) << 24;
    k =
    /* Math.imul(k, m): */
    (k & 0xffff) * 0x5bd1e995 + ((k >>> 16) * 0xe995 << 16);
    k ^=
    /* k >>> r: */
    k >>> 24;
    h =
    /* Math.imul(k, m): */
    (k & 0xffff) * 0x5bd1e995 + ((k >>> 16) * 0xe995 << 16) ^
    /* Math.imul(h, m): */
    (h & 0xffff) * 0x5bd1e995 + ((h >>> 16) * 0xe995 << 16);
  } // Handle the last few bytes of the input array


  switch (len) {
    case 3:
      h ^= (str.charCodeAt(i + 2) & 0xff) << 16;

    case 2:
      h ^= (str.charCodeAt(i + 1) & 0xff) << 8;

    case 1:
      h ^= str.charCodeAt(i) & 0xff;
      h =
      /* Math.imul(h, m): */
      (h & 0xffff) * 0x5bd1e995 + ((h >>> 16) * 0xe995 << 16);
  } // Do a few final mixes of the hash to ensure the last few
  // bytes are well-incorporated.


  h ^= h >>> 13;
  h =
  /* Math.imul(h, m): */
  (h & 0xffff) * 0x5bd1e995 + ((h >>> 16) * 0xe995 << 16);
  return ((h ^ h >>> 15) >>> 0).toString(36);
}

Tests:

Object-hash
objectHash(context1,{algorithm:'sha1',encoding:'hex'})
murmur2-JSON.stringify
murmur2( JSON.stringify(context1));

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Object-hash
murmur2-JSON.stringify

object-hash SHA-1 vs murmur2-JSON.stringify (version: 0)

Comparing performance of: Object-hash vs murmur2-JSON.stringify

Created: 2 years ago by: Registered User

Jump to the latest result

Object-hash

murmur2-JSON.stringify

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

No previous run results