benchmarks/exec.html - cordova-mobile-spec - Git at Google

 <!DOCTYPE html>
 <!--

  Licensed to the Apache Software Foundation (ASF) under one
  or more contributor license agreements.  See the NOTICE file
  distributed with this work for additional information
  regarding copyright ownership.  The ASF licenses this file
  to you 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.

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 <html>
   <head>
     <meta name="viewport" content="width=device-width,height=device-height,user-scalable=no,maximum-scale=1.0,initial-scale=1.0" />
     <meta http-equiv="Content-type" content="text/html; charset=utf-8"> <!-- ISO-8859-1 -->
     <title>Cordova Mobile Spec</title>
     <link rel="stylesheet" href="../master.css" type="text/css" media="screen" title="no title" charset="utf-8">
     <script src="../cordova-incl.js"></script>
     <script src="setImmediate.js"></script>
 <script>
     var exec = cordova.require('cordova/exec'),
         appLogElem = null,
         deviceReady = false,
         inProgress = false;

     function appLog(message) {
         if (!appLogElem) {
             appLogElem = document.getElementById('app-logs');
         }
         appLogElem.innerText += message + '\n';
         if (window.console) {
             console.log(message);
         }
     }

     function clearLogs() {
         appLogElem.innerHTML = '';
     }

     function updateUi(val) {
         inProgress = val;
         var goBtn = document.getElementById('go-btn');
         goBtn.textContent = inProgress ? 'Stop' : 'Start';
         cordova.echo.stopBulkEcho();
     }

     function createPayload(size, binary) {
         if (!binary) {
             return new Array(size * 10 + 1).join('012\n\n 6789');
         }
         size = size * 100;
         var bufView = new Uint8Array(size);
         for (var i = 0; i < size; ++i) {
           bufView[i] = i % 20;
         }
         return bufView.buffer;
     }

     function benchExec() {
         updateUi(!inProgress);
         if (!inProgress) {
             return;
         }

         var echo = cordova.echo,
             startTime = +new Date,
             callCount = 0,
             elapsedMs,
             lastReportMs = 0,
             durationMs = parseInt(document.getElementById('test-duration').value, 10) * 1000,
             asyncEcho = document.getElementById('async-echo').checked,
             useSetTimeout = document.getElementById('use-setTimeout').checked,
             bulkEcho = document.getElementById('bulk-echo').checked,
             jsToNativeMode = document.getElementById('js-native-modes').value,
             nativeToJsMode = document.getElementById('native-js-modes').value,
             payloadSize = +document.getElementById('payload-size').value,
             binaryPayload = document.getElementById('binary-payload').checked,
             binaryAsyncEncode = document.getElementById('binary-async-encode').checked,
             binaryAsyncDecode = document.getElementById('binary-async-decode').checked,
             soFarEl = document.getElementById('so-far'),
             payload = createPayload(payloadSize, binaryPayload);

         cordova.ASYNC_AB_ENCODE = binaryAsyncEncode;
         cordova.ASYNC_AB_DECODE = binaryAsyncDecode;

         function reportProgress() {
             var callsPerSecond = String(callCount * 1000 / elapsedMs).slice(0, 6);
             soFarEl.textContent = callsPerSecond + ' ops';
             appLog('Calls per second: ' + callsPerSecond);
         }
         function win(result) {
             if (!inProgress) {
                 console.log('got an excess echo');
                 return;
             }
             callCount++;
             if (result.length !== payload.length || result.byteLength !== payload.byteLength) {
                 appLog('Wrong echo data!');
                 updateUi(false);
             }
             elapsedMs = new Date - startTime;
             if (inProgress && elapsedMs < durationMs) {
                 if (elapsedMs - lastReportMs > 1000) {
                     reportProgress();
                     lastReportMs = elapsedMs;
                 }
                 if (bulkEcho) {
                     // automatically keeps coming.
                 } else if (useSetTimeout) {
                     setImmediate(echoMessage);
                 } else {
                     echoMessage();
                 }
             } else {
                 reportProgress();
                 updateUi(false);
             }
         }
         function fail() {
             appLog('Call failed!');
         }
         function echoMessage() {
             echo(win, fail, payload, asyncEcho);
         }

         var logMsg = 'Started exec benchmark with setImmediate: ' + useSetTimeout + ' asyncEcho: ' + asyncEcho + ' payload length: ' + payloadSize;
         if (jsToNativeMode) {
             exec.setJsToNativeBridgeMode(+jsToNativeMode);
             logMsg += ' jsToNativeMode: ' + jsToNativeMode;
         }
         if (nativeToJsMode) {
             exec.setNativeToJsBridgeMode(+nativeToJsMode);
             logMsg += ' nativeToJsMode: ' + nativeToJsMode;
         }
         appLog(logMsg);
         if (bulkEcho) {
           echo.bulkEcho(payload, 50, win);
         } else {
           echoMessage();
         }
         setTimeout(function() {
             if (!callCount) {
                 alert('Echo plugin did not respond');
             }
         }, 500);
     }

     function configureDragMe() {
         var dragMeEl = document.getElementById('drag-me');
         dragMeEl.ontouchmove = function(e) {
             e.preventDefault();
             var touch = e.touches[0];
             dragMeEl.style.left = touch.pageX - 50 + 'px';
             dragMeEl.style.top = touch.pageY - 50 + 'px';
         }
     }
     function configure() {
         function configureModes(elemId, modes) {
             var selectElem = document.getElementById(elemId);
             for (var modeName in modes) {
                 var optionElem = document.createElement('option');
                 optionElem.value = modes[modeName];
                 optionElem.innerText = modeName;
                 selectElem.appendChild(optionElem);
             }
             selectElem.parentNode.style.display = 'block';
         }
         if (exec.jsToNativeModes) {
             configureModes('js-native-modes', exec.jsToNativeModes);
         }
         if (exec.nativeToJsModes) {
             configureModes('native-js-modes', exec.nativeToJsModes);
         }
         configureDragMe();
     }


     document.addEventListener("deviceready", function() {
         deviceReady = true;
         appLog("Device="+device.platform+" "+device.version);
         configure();
     }, false);

     window.onload = function() {
         window.setTimeout(function() {
             if (!deviceReady) {
                 alert("Error: Cordova did not initialize.  Demo will not run correctly.");
             }
         }, 1000);
     };

 </script>

   </head>
   <body id="stage" class="theme">
     <h1>exec() Benchmark</h1>
     Before running on Android, set the following constants in NativeToJsMessagingBridge:
     <ul>
       <li>ENABLE_LOCATION_CHANGE_EXEC_MODE = true
       <li>DISABLE_EXEC_CHAINING = true
     </ul>
     As of iOS 7.0.2, Andrew found that the iframe bridge is still the fastest on iOS.
     <fieldset>
         <legend>Settings</legend>
         <label>Test Duration: <select id="test-duration"><option>1 Second</option><option>3 Seconds</option><option>10 seconds</option></select><br></label>
         <label style="display:none">JS-&gt;Native Bridge Mode: <select id="js-native-modes"></select><br></label>
         <label style="display:none">Native-&gt;JS Bridge Mode: <select id="native-js-modes"></select><br></label>
         <label><input type="checkbox" id="use-setTimeout"> Force async JS-&gt;Native (avoids evalAndFetch optimization on iOS)</label><br>
         <label><input type="checkbox" id="async-echo"> Force async Native-&gt;JS</label><br>
         <label><input type="checkbox" id="bulk-echo"> Bulk Echo Mode (test only native-&gt;JS)</label><br>
         <label><input type="checkbox" id="binary-payload"> Binary Payload</label><br>
         These two require async_base64_android branch of cordova-js<br>
         <label><input type="checkbox" id="binary-async-encode"> Use FileReader to encode binary</label><br>
         <label><input type="checkbox" id="binary-async-decode"> Use XHR to decode binary</label><br>
         <label>Payload size (in 100s of bytes) <input id="payload-size" value="5" style="width:100px"></label><br>
         <button id="go-btn" onclick="benchExec()">Start</button><br>
     </fieldset>
     <div>some text.<br>
         <div style="position:absolute;height:100px;background:red;width:100px;left:250px;top:50px;z-index:5" id="drag-me">Drag Me<div id="so-far"></div></div>
         <input value="dummy input"> text box to see if focus is lost by bridge or if there is typing lag.
     </div>
     <h2>&nbsp</h2><a href="javascript:" class="backBtn" onclick="backHome();">Back</a><br>
     <div>Results: <a href="javascript:clearLogs();">Clear</a></div>
     <pre id="app-logs" style="white-space:pre-wrap;line-height:initial; margin-bottom:500px"></pre>
     You've reached the bottom.
   </body>
 </html>
	<!DOCTYPE html>
	<!--

	Licensed to the Apache Software Foundation (ASF) under one
	or more contributor license agreements. See the NOTICE file
	distributed with this work for additional information
	regarding copyright ownership. The ASF licenses this file
	to you 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.

	-->


	<html>
	<head>
	<meta name="viewport" content="width=device-width,height=device-height,user-scalable=no,maximum-scale=1.0,initial-scale=1.0" />
	<meta http-equiv="Content-type" content="text/html; charset=utf-8"> <!-- ISO-8859-1 -->
	<title>Cordova Mobile Spec</title>
	<link rel="stylesheet" href="../master.css" type="text/css" media="screen" title="no title" charset="utf-8">
	<script src="../cordova-incl.js"></script>
	<script src="setImmediate.js"></script>
	<script>
	var exec = cordova.require('cordova/exec'),
	appLogElem = null,
	deviceReady = false,
	inProgress = false;

	function appLog(message) {
	if (!appLogElem) {
	appLogElem = document.getElementById('app-logs');
	}
	appLogElem.innerText += message + '\n';
	if (window.console) {
	console.log(message);
	}
	}

	function clearLogs() {
	appLogElem.innerHTML = '';
	}

	function updateUi(val) {
	inProgress = val;
	var goBtn = document.getElementById('go-btn');
	goBtn.textContent = inProgress ? 'Stop' : 'Start';
	cordova.echo.stopBulkEcho();
	}

	function createPayload(size, binary) {
	if (!binary) {
	return new Array(size * 10 + 1).join('012\n\n 6789');
	}
	size = size * 100;
	var bufView = new Uint8Array(size);
	for (var i = 0; i < size; ++i) {
	bufView[i] = i % 20;
	}
	return bufView.buffer;
	}

	function benchExec() {
	updateUi(!inProgress);
	if (!inProgress) {
	return;
	}

	var echo = cordova.echo,
	startTime = +new Date,
	callCount = 0,
	elapsedMs,
	lastReportMs = 0,
	durationMs = parseInt(document.getElementById('test-duration').value, 10) * 1000,
	asyncEcho = document.getElementById('async-echo').checked,
	useSetTimeout = document.getElementById('use-setTimeout').checked,
	bulkEcho = document.getElementById('bulk-echo').checked,
	jsToNativeMode = document.getElementById('js-native-modes').value,
	nativeToJsMode = document.getElementById('native-js-modes').value,
	payloadSize = +document.getElementById('payload-size').value,
	binaryPayload = document.getElementById('binary-payload').checked,
	binaryAsyncEncode = document.getElementById('binary-async-encode').checked,
	binaryAsyncDecode = document.getElementById('binary-async-decode').checked,
	soFarEl = document.getElementById('so-far'),
	payload = createPayload(payloadSize, binaryPayload);

	cordova.ASYNC_AB_ENCODE = binaryAsyncEncode;
	cordova.ASYNC_AB_DECODE = binaryAsyncDecode;

	function reportProgress() {
	var callsPerSecond = String(callCount * 1000 / elapsedMs).slice(0, 6);
	soFarEl.textContent = callsPerSecond + ' ops';
	appLog('Calls per second: ' + callsPerSecond);
	}
	function win(result) {
	if (!inProgress) {
	console.log('got an excess echo');
	return;
	}
	callCount++;
	if (result.length !== payload.length \|\| result.byteLength !== payload.byteLength) {
	appLog('Wrong echo data!');
	updateUi(false);
	}
	elapsedMs = new Date - startTime;
	if (inProgress && elapsedMs < durationMs) {
	if (elapsedMs - lastReportMs > 1000) {
	reportProgress();
	lastReportMs = elapsedMs;
	}
	if (bulkEcho) {
	// automatically keeps coming.
	} else if (useSetTimeout) {
	setImmediate(echoMessage);
	} else {
	echoMessage();
	}
	} else {
	reportProgress();
	updateUi(false);
	}
	}
	function fail() {
	appLog('Call failed!');
	}
	function echoMessage() {
	echo(win, fail, payload, asyncEcho);
	}

	var logMsg = 'Started exec benchmark with setImmediate: ' + useSetTimeout + ' asyncEcho: ' + asyncEcho + ' payload length: ' + payloadSize;
	if (jsToNativeMode) {
	exec.setJsToNativeBridgeMode(+jsToNativeMode);
	logMsg += ' jsToNativeMode: ' + jsToNativeMode;
	}
	if (nativeToJsMode) {
	exec.setNativeToJsBridgeMode(+nativeToJsMode);
	logMsg += ' nativeToJsMode: ' + nativeToJsMode;
	}
	appLog(logMsg);
	if (bulkEcho) {
	echo.bulkEcho(payload, 50, win);
	} else {
	echoMessage();
	}
	setTimeout(function() {
	if (!callCount) {
	alert('Echo plugin did not respond');
	}
	}, 500);
	}

	function configureDragMe() {
	var dragMeEl = document.getElementById('drag-me');
	dragMeEl.ontouchmove = function(e) {
	e.preventDefault();
	var touch = e.touches[0];
	dragMeEl.style.left = touch.pageX - 50 + 'px';
	dragMeEl.style.top = touch.pageY - 50 + 'px';
	}
	}
	function configure() {
	function configureModes(elemId, modes) {
	var selectElem = document.getElementById(elemId);
	for (var modeName in modes) {
	var optionElem = document.createElement('option');
	optionElem.value = modes[modeName];
	optionElem.innerText = modeName;
	selectElem.appendChild(optionElem);
	}
	selectElem.parentNode.style.display = 'block';
	}
	if (exec.jsToNativeModes) {
	configureModes('js-native-modes', exec.jsToNativeModes);
	}
	if (exec.nativeToJsModes) {
	configureModes('native-js-modes', exec.nativeToJsModes);
	}
	configureDragMe();
	}


	document.addEventListener("deviceready", function() {
	deviceReady = true;
	appLog("Device="+device.platform+" "+device.version);
	configure();
	}, false);

	window.onload = function() {
	window.setTimeout(function() {
	if (!deviceReady) {
	alert("Error: Cordova did not initialize. Demo will not run correctly.");
	}
	}, 1000);
	};

	</script>

	</head>
	<body id="stage" class="theme">
	<h1>exec() Benchmark</h1>
	Before running on Android, set the following constants in NativeToJsMessagingBridge:
	<ul>
	<li>ENABLE_LOCATION_CHANGE_EXEC_MODE = true
	<li>DISABLE_EXEC_CHAINING = true
	</ul>
	As of iOS 7.0.2, Andrew found that the iframe bridge is still the fastest on iOS.
	<fieldset>
	<legend>Settings</legend>
	<label>Test Duration: <select id="test-duration"><option>1 Second</option><option>3 Seconds</option><option>10 seconds</option></select><br></label>
	<label style="display:none">JS->Native Bridge Mode: <select id="js-native-modes"></select><br></label>
	<label style="display:none">Native->JS Bridge Mode: <select id="native-js-modes"></select><br></label>
	<label><input type="checkbox" id="use-setTimeout"> Force async JS->Native (avoids evalAndFetch optimization on iOS)</label><br>
	<label><input type="checkbox" id="async-echo"> Force async Native->JS</label><br>
	<label><input type="checkbox" id="bulk-echo"> Bulk Echo Mode (test only native->JS)</label><br>
	<label><input type="checkbox" id="binary-payload"> Binary Payload</label><br>
	These two require async_base64_android branch of cordova-js<br>
	<label><input type="checkbox" id="binary-async-encode"> Use FileReader to encode binary</label><br>
	<label><input type="checkbox" id="binary-async-decode"> Use XHR to decode binary</label><br>
	<label>Payload size (in 100s of bytes) <input id="payload-size" value="5" style="width:100px"></label><br>
	<button id="go-btn" onclick="benchExec()">Start</button><br>
	</fieldset>
	<div>some text.<br>
	<div style="position:absolute;height:100px;background:red;width:100px;left:250px;top:50px;z-index:5" id="drag-me">Drag Me<div id="so-far"></div></div>
	<input value="dummy input"> text box to see if focus is lost by bridge or if there is typing lag.
	</div>
	<h2>&nbsp</h2><a href="javascript:" class="backBtn" onclick="backHome();">Back</a><br>
	<div>Results: <a href="javascript:clearLogs();">Clear</a></div>
	<pre id="app-logs" style="white-space:pre-wrap;line-height:initial; margin-bottom:500px"></pre>
	You've reached the bottom.
	</body>
	</html>