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Driver for reflector load testing #475

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2 changes: 2 additions & 0 deletions support/client/lib/vwf.js
Original file line number Diff line number Diff line change
Expand Up @@ -391,6 +391,7 @@
active: false
},
{ library: "vwf/view/lesson", active: false},
{ library: "vwf/view/load-test", active: false},
{ library: "vwf/view/threejs",
disabledBy: ["vwf/model/glge", "vwf/view/glge"],
active: false
Expand Down Expand Up @@ -453,6 +454,7 @@
{ library: "vwf/view/document", active: true },
{ library: "vwf/view/editor", active: false },
{ library: "vwf/view/lesson", active: false},
{ library: "vwf/view/load-test", active: false},
{ library: "vwf/view/google-earth", active: false },
{ library: "vwf/view/cesium", active: false },
{ library: "vwf/view/blockly", active: false },
Expand Down
187 changes: 187 additions & 0 deletions support/client/lib/vwf/view/load-test.js
Original file line number Diff line number Diff line change
@@ -0,0 +1,187 @@
"use strict";

// Copyright 2015 United States Government, as represented by the Secretary of Defense, Under
// Secretary of Defense (Personnel & Readiness).
//
// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
// in compliance with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software distributed under the License
// is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
// or implied. See the License for the specific language governing permissions and limitations under
// the License.

/// @module vwf/view/document
/// @requires vwf/view

define( [ "module", "vwf/view" ], function( module, view ) {

return view.load( module, {

initialize: function() {

this.state.enabled = false;
this.state.duration = 10;

this.state.size = 1;
this.state.interval = 1;
this.state.clients = {};

this.state.startTime = 0;
this.state.lastTime = 0;
this.state.intervalID = undefined;
this.state.payload = "*";

this.state.results = [];
this.state.others = 0;
this.state.pending = 0;

},

createdNode: function( nodeID, childID, childExtendsID, childImplementsIDs, childSource, childType, childIndex, childName, callback /* ready */ ) {

if ( this.kernel.uri( nodeID ) === "http://vwf.example.com/clients.vwf" ) {
this.state.clients[ childID ] = true;
}

},

deletedNode: function( nodeID ) {

if ( this.state.clients[ nodeID ] ) {
delete this.state.clients[ nodeID ];
}

},

createdProperty: function( nodeID, propertyName, propertyValue ) {

return this.initializedProperty( nodeID, propertyName, propertyValue );

},

initializedProperty: function( nodeID, propertyName, propertyValue ) {

if ( propertyName !== "ping" || propertyValue !== null ) {
return this.satProperty( nodeID, propertyName, propertyValue );
}

},

satProperty: function( nodeID, propertyName, propertyValue ) {

if ( nodeID === this.kernel.application() ) {

switch( propertyName ) {
case "enabled": enabled.call( this, propertyValue ); break;
case "duration": duration.call( this, propertyValue ); break;
case "size": size.call( this, propertyValue ); break;
case "interval": interval.call( this, propertyValue ); break;
}

}

},

calledMethod: function( nodeID, methodName, methodParameters, methodValue ) {

if ( nodeID === this.kernel.application() && methodName == "ping" ) {
pong.call( this, methodParameters[ 0 ] );
}

},

} );

function ping() {

var time = +new Date;

if ( time - this.state.startTime < this.state.duration * 1000 ) {
while( this.state.lastTime < time ) {
this.state.lastTime += this.state.interval * 1000;
this.kernel.callMethod( this.kernel.application(), "ping", [ time, this.state.payload ] );
this.state.pending++;
}
} else {
enabled.call( this, false );
console.log( "Results", this.state );
}

}

function pong( pingTime ) {

if ( enabled.call( this ) ) {
if ( this.kernel.client() === this.kernel.moniker() ) {
this.state.results.push( { ping: pingTime, pong: +new Date } );
this.state.pending--;
} else {
this.state.others++;
}
}

}

function enabled( value ) {

var self = this;

if ( value !== undefined ) {

value = !! value;

if ( value !== this.state.enabled ) {

if ( value ) {
this.state.startTime = this.state.lastTime = +new Date;
this.state.intervalID = setInterval( function() { ping.call( self ) }, interval.call( self ) * 1000 );
} else if ( this.state.intervalID ) {
clearInterval( this.state.intervalID );
this.state.intervalID = undefined;
}

this.state.enabled = value;

}

}

return this.state.enabled;
}

function duration( value ) {

if ( value !== undefined ) {
value = +value || 10;
this.state.duration = value;
}

return this.state.duration;
}

function size( value ) {

if ( value !== undefined ) {
value = +value || 1;
this.state.size = value;
this.state.payload = "";
for ( var i = 0; i < value; i++ ) { this.state.payload += "*" }
}

return this.state.size;
}

function interval( value ) {

if ( value !== undefined ) {
value = +value || 1;
this.state.interval = value;
}

return this.state.interval;
}

} );