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Remove buffer bench

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This benchmark should not be relied on. v8 is going to inline code and the benchmark expactations won't be met anymore
This commit is contained in:
Ruben Bridgewater
2016-01-31 14:57:07 +01:00
parent 32172cd291
commit 92be1e93c5
1 changed files with 0 additions and 91 deletions
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91
benchmarks/buffer_bench.js
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@@ -1,91 +0,0 @@
'use strict';
var source = new Buffer(100),
dest = new Buffer(100), i, j, k, tmp, count = 1000000, bytes = 100;
for (i = 99 ; i >= 0 ; i--) {
source[i] = 120;
}
var str = 'This is a nice String.',
buf = new Buffer('This is a lovely Buffer.');
var start = new Date();
for (i = count * 100; i > 0 ; i--) {
if (Buffer.isBuffer(str)) {}
}
var end = new Date();
console.log('Buffer.isBuffer(str) ' + (end - start) + ' ms');
var start = new Date();
for (i = count * 100; i > 0 ; i--) {
if (Buffer.isBuffer(buf)) {}
}
var end = new Date();
console.log('Buffer.isBuffer(buf) ' + (end - start) + ' ms');
var start = new Date();
for (i = count * 100; i > 0 ; i--) {
if (str instanceof Buffer) {}
}
var end = new Date();
console.log('str instanceof Buffer ' + (end - start) + ' ms');
var start = new Date();
for (i = count * 100; i > 0 ; i--) {
if (buf instanceof Buffer) {}
}
var end = new Date();
console.log('buf instanceof Buffer ' + (end - start) + ' ms');
for (i = bytes ; i > 0 ; i --) {
var start = new Date();
for (j = count ; j > 0; j--) {
tmp = source.toString('ascii', 0, bytes);
}
var end = new Date();
console.log('toString() ' + i + ' bytes ' + (end - start) + ' ms');
}
for (i = bytes ; i > 0 ; i --) {
var start = new Date();
for (j = count ; j > 0; j--) {
tmp = '';
for (k = 0; k <= i ; k++) {
tmp += String.fromCharCode(source[k]);
}
}
var end = new Date();
console.log('manual string ' + i + ' bytes ' + (end - start) + ' ms');
}
for (i = bytes ; i > 0 ; i--) {
var start = new Date();
for (j = count ; j > 0 ; j--) {
for (k = i ; k > 0 ; k--) {
dest[k] = source[k];
}
}
var end = new Date();
console.log('Manual copy ' + i + ' bytes ' + (end - start) + ' ms');
}
for (i = bytes ; i > 0 ; i--) {
var start = new Date();
for (j = count ; j > 0 ; j--) {
for (k = i ; k > 0 ; k--) {
dest[k] = 120;
}
}
var end = new Date();
console.log('Direct assignment ' + i + ' bytes ' + (end - start) + ' ms');
}
for (i = bytes ; i > 0 ; i--) {
var start = new Date();
for (j = count ; j > 0 ; j--) {
source.copy(dest, 0, 0, i);
}
var end = new Date();
console.log('Buffer.copy() ' + i + ' bytes ' + (end - start) + ' ms');
}