benchmark: add variety of inputs to text-encoder

anonrig · targos · commit 382efdf46052 · 2022-12-13T09:42:43.000Z
PR-URL: #45787 Reviewed-By: Anna Henningsen <anna@addaleax.net> Reviewed-By: Luigi Pinca <luigipinca@gmail.com> Reviewed-By: Daeyeon Jeong <daeyeon.dev@gmail.com>
diff --git a/benchmark/util/text-encoder.js b/benchmark/util/text-encoder.js
@@ -2,17 +2,30 @@
 
 const common = require('../common.js');
 
-const BASE = 'string\ud801';
-
 const bench = common.createBenchmark(main, {
- len: [256, 1024, 1024 * 32],
+ len: [16, 32, 256, 1024, 1024 * 32],
 n: [1e4],
+ type: ['one-byte-string', 'two-byte-string', 'ascii'],
 op: ['encode', 'encodeInto']
 });
 
-function main({ n, op, len }) {
+function main({ n, op, len, type }) {
 const encoder = new TextEncoder();
- const input = BASE.repeat(len);
+ let base = '';
+
+ switch (type) {
+ case 'ascii':
+ base = 'a';
+ break;
+ case 'one-byte-string':
+ base = '\xff';
+ break;
+ case 'two-byte-string':
+ base = 'ğ';
+ break;
+ }
+
+ const input = base.repeat(len);
 const subarray = new Uint8Array(len);
 
 bench.start();

-Original file line number
+Diff line change
 constcommon=require('../common.js');
 -constBASE='string\ud801';
+-
 constbench=common.createBenchmark(main,{
 -len: [256,1024,1024*32],
 +len: [16,32,256,1024,1024*32],
 n: [1e4],
 +type: ['one-byte-string','two-byte-string','ascii'],
 op: ['encode','encodeInto']
 });
 -functionmain({ n, op, len }){
 +functionmain({ n, op, len, type}){
 constencoder=newTextEncoder();
 -constinput=BASE.repeat(len);
 +letbase='';
++
 +switch(type){
 +case'ascii':
 +base='a';
 +break;
 +case'one-byte-string':
 +base='\xff';
 +break;
 +case'two-byte-string':
 +base='ğ';
 +break;
 +}
++
 +constinput=base.repeat(len);
 constsubarray=newUint8Array(len);
 bench.start();