123 lines
3.6 KiB
JavaScript
123 lines
3.6 KiB
JavaScript
function DownloadTester(serverURL,done,update,err){
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this.xhr=new XMLHttpRequest();
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this.firstTick=true;
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this.prevLoaded=0;
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this.startT=new Date().getTime();
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this.prevT=new Date().getTime();
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this.speed=0.0;
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if(done)this.onDone=done; if(update)this.onUpdate=update; if(err)this.onFail=err;
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this.xhr.onprogress=function(event){
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var instspd=(event.loaded-this.prevLoaded)/((new Date().getTime()-this.prevT)/1000.0);
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if(isNaN(instspd)||!isFinite(instspd)) return;
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if(this.firstTick){
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this.speed=instspd;
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this.firstTick=false;
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}else{
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this.speed=this.speed*0.9+instspd*0.1;
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}
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this.prevLoaded=event.loaded;
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this.prevT=new Date().getTime();
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this.onUpdate();
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if(((this.prevT-this.startT)/1000.0)>15){try{this.xhr.abort();}catch(e){} this.onDone();}
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}.bind(this);
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this.xhr.onload=function(){
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this.onUpdate();
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this.onDone();
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}.bind(this);
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this.xhr.onerror=function(){
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this.onUpdate();
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this.onFail();
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}.bind(this);
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this.xhr.open("GET", serverURL+"?random="+Math.random(),true);
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this.xhr.send();
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}
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DownloadTester.prototype={
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constructor:DownloadTester,
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onDone:function(){},
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onFail:function(){},
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onUpdate:function(){},
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getValue:function(){return ((this.speed*8)/1048576.0).toFixed(2);},
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cancel:function(){try{this.xhr.abort();}catch(e){}}
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}
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function UploadTester(serverURL,done,update,err){
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this.xhr=new XMLHttpRequest();
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this.firstTick=true;
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this.prevLoaded=0;
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this.startT=new Date().getTime();
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this.prevT=new Date().getTime();
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this.speed=0.0;
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if(done)this.onDone=done; if(update)this.onUpdate=update; if(err)this.onFail=err;
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this.xhr.upload.onprogress=function(event){
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var instspd=(event.loaded-this.prevLoaded)/((new Date().getTime()-this.prevT)/1000.0);
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if(isNaN(instspd)||!isFinite(instspd)) return;
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if(this.firstTick){
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this.firstTick=false;
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}else{
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this.speed=this.speed*0.7+instspd*0.3;
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}
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this.prevLoaded=event.loaded;
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this.prevT=new Date().getTime();
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this.onUpdate();
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if(((this.prevT-this.startT)/1000.0)>15){try{this.xhr.abort();}catch(e){} this.onDone();}
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}.bind(this);
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this.xhr.onload=function(){
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this.onUpdate();
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this.onDone();
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}.bind(this);
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this.xhr.onerror=function(){
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this.onUpdate();
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this.onFail();
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}.bind(this);
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this.xhr.open("POST", serverURL+"?random="+Math.random(),true);
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this.xhr.send(new ArrayBuffer(10485760));
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}
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UploadTester.prototype={
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constructor:UploadTester,
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onDone:function(){},
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onFail:function(){},
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onUpdate:function(){},
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getValue:function(){return ((this.speed*8)/1048576.0).toFixed(2);},
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cancel:function(){try{this.xhr.abort();}catch(e){}}
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}
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function PingTester(serverURL,done,update,err){
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this.xhr=null;
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this.prevT=null;
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this.ping=0.0;
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this.i=0;
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this.pingURL=serverURL;
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if(done)this.onDone=done;
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if(update)this.onUpdate=update;
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if(err)this.onFail=err;
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this.doPing=function(){
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this.prevT=new Date().getTime();
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this.xhr=new XMLHttpRequest();
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this.xhr.onload=function(){
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if(this.i==0){
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this.prevT=new Date().getTime();
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}else{
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var instspd=new Date().getTime()-this.prevT;
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if(this.i==1) this.ping=instspd; else this.ping=this.ping*0.9+instspd*0.1;
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}
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this.onUpdate();
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this.i++;
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if(this.i<50) this.doPing(); else this.onDone();
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}.bind(this);
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this.xhr.onerror=function(){
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this.onUpdate();
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this.onFail();
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}.bind(this);
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this.xhr.open("GET", this.pingURL+"?random="+Math.random(),true);
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this.xhr.send();
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}.bind(this);
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this.doPing();
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}
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PingTester.prototype={
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constructor:PingTester,
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onDone:function(){},
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onFail:function(){},
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onUpdate:function(){},
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getValue:function(){return this.ping.toFixed(2);},
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cancel:function(){this.i=9999; if(this.xhr) try{xhr.abort();}catch(e){}}
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} |