benchmark: include writev in benchmark

Currently we only consider write when benchmarking. PR-URL: #31066 Reviewed-By: Denys Otrishko <[email protected]> Reviewed-By: Anna Henningsen <[email protected]> Reviewed-By: Ruben Bridgewater <[email protected]>

Author: ronag

benchmark/streams/writable-manywrites.js

@@ -5,25 +5,36 @@ const Writable = require('stream').Writable;
 
 constbench=common.createBenchmark(main,{
 n: [2e6],
-sync: ['yes','no']
+sync: ['yes','no'],
+writev: ['yes','no'],
+callback: ['yes','no']
 });
 
-functionmain({ n, sync }){
+functionmain({ n, sync, writev, callback}){
 constb=Buffer.allocUnsafe(1024);
 consts=newWritable();
 sync=sync==='yes';
-s._write=function(chunk,encoding,cb){
+
+constwritecb=(cb)=>{
 if(sync)
 cb();
 else
 process.nextTick(cb);
 };
 
+if(writev==='yes'){
+s._writev=(chunks,cb)=>writecb(cb);
+}else{
+s._write=(chunk,encoding,cb)=>writecb(cb);
+}
+
+constcb=callback==='yes' ? ()=>{} : null;
+
 bench.start();
 
 letk=0;
 functionrun(){
-while(k++<n&&s.write(b));
+while(k++<n&&s.write(b,cb));
 if(k>=n)
 bench.end(n);
 }

test/benchmark/test-benchmark-streams.js

@@ -9,6 +9,8 @@ runBenchmark('streams',
 'kind=duplex',
 'n=1',
 'sync=no',
+'writev=no',
+'callback=no',
 'type=buffer',
 ],
 {NODEJS_BENCHMARK_ZERO_ALLOWED: 1});