105 lines
3 KiB
JavaScript
105 lines
3 KiB
JavaScript
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var testStatus=0,dlStatus="",ulStatus="",pingStatus="";
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var xhr=null;
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this.addEventListener('message', function(e){
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var params=e.data.split(" ");
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if(params[0]=="status"){
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postMessage(testStatus+";"+dlStatus+";"+ulStatus+";"+pingStatus);
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}
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if(params[0]=="start"){
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if(testStatus==0){
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testStatus=1;
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var dlUrl=params[1]?params[1]:"garbage.php", ulUrl=params[2]?params[2]:"empty.dat", pingUrl=params[3]?params[3]:"empty.dat";
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dlTest(dlUrl,function(){testStatus=2;ulTest(ulUrl,function(){testStatus=3;pingTest(pingUrl,function(){testStatus=4;});});});
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}
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}
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if(params[0]=="abort"){
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try{if(xhr)xhr.abort();}catch(e){}
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testStatus=5;dlStatus="";ulStatus="";pingStatus="";
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}
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});
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function dlTest(serverURL,done){
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var firstTick=true,startT=new Date().getTime(), prevT=new Date().getTime(),prevLoaded=0,speed=0.0;
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xhr=new XMLHttpRequest();
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xhr.onprogress=function(event){
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var instspd=(event.loaded-prevLoaded)/((new Date().getTime()-prevT)/1000.0);
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if(isNaN(instspd)||!isFinite(instspd)) return;
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if(firstTick){
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speed=instspd;
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firstTick=false;
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}else{
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speed=speed*0.9+instspd*0.1;
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}
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prevLoaded=event.loaded;
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prevT=new Date().getTime();
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dlStatus=((speed*8)/1048576.0).toFixed(2);
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if(((prevT-startT)/1000.0)>15){try{xhr.abort();}catch(e){} xhr=null; done();}
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}.bind(this);
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xhr.onload=function(){
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dlStatus=((speed*8)/1048576.0).toFixed(2);
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xhr=null;
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done();
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}.bind(this);
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xhr.onerror=function(){
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dlStatus="Fail";
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xhr=null;
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done();
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}.bind(this);
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xhr.open("GET", serverURL+"?random="+Math.random(),true);
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xhr.send();
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}
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function ulTest(serverURL,done){
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var firstTick=true,startT=new Date().getTime(), prevT=new Date().getTime(),prevLoaded=0,speed=0.0;
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xhr=new XMLHttpRequest();
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xhr.upload.onprogress=function(event){
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var instspd=(event.loaded-prevLoaded)/((new Date().getTime()-prevT)/1000.0);
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if(isNaN(instspd)||!isFinite(instspd)) return;
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if(firstTick){
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firstTick=false;
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}else{
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speed=speed*0.7+instspd*0.3;
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}
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prevLoaded=event.loaded;
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prevT=new Date().getTime();
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ulStatus=((speed*8)/1048576.0).toFixed(2);
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if(((prevT-startT)/1000.0)>15){try{xhr.abort();}catch(e){} xhr=null; done();}
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}.bind(this);
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xhr.onload=function(){
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ulStatus=((speed*8)/1048576.0).toFixed(2);
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done();
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}.bind(this);
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xhr.onerror=function(){
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ulStatus="Fail";
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done();
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}.bind(this);
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xhr.open("POST", serverURL+"?random="+Math.random(),true);
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xhr.send(new ArrayBuffer(10485760));
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}
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function pingTest(pingUrl,done){
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var prevT=null,ping=0.0,i=0;
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var doPing=function(){
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prevT=new Date().getTime();
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xhr=new XMLHttpRequest();
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xhr.onload=function(){
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if(i==0){
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prevT=new Date().getTime();
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}else{
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var instspd=new Date().getTime()-prevT;
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if(i==1) ping=instspd; else ping=ping*0.9+instspd*0.1;
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}
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pingStatus=ping.toFixed(2);
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i++;
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if(i<50) doPing(); else done();
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}.bind(this);
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xhr.onerror=function(){
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pingStatus="Fail";
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done();
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}.bind(this);
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xhr.open("GET", pingUrl+"?random="+Math.random(),true);
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xhr.send();
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}.bind(this);
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doPing();
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}
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