angular-cn/packages/zone.js/test/performance/eventTarget.js

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/**
* @license
* Copyright Google Inc. All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
(function(_global) {
var testRunner = _global['__zone_symbol__testRunner'];
var mark = _global['__zone_symbol__mark'];
var measure = _global['__zone_symbol__measure'];
var zone = _global['__zone_symbol__callbackZone'];
var button;
var testTarget = {
title: 'addEventListener',
times: 10,
before: function() {
button = document.createElement('button');
document.body.appendChild(button);
_global['__zone_symbol__callbackContext'].measureName = 'addEventListener_callback';
_global['__zone_symbol__callbackContext'].type = 'eventTask';
_global['__zone_symbol__callbackContext'].source = 'addEventListener';
},
after: function() {
document.body.removeChild(button);
button = null;
},
apis: [
{
supportClear: true,
method: 'addEventListener',
nativeMethod: '__zone_symbol__addEventListener',
clearMethod: 'removeEventListener',
nativeClearMethod: '__zone_symbol__removeEventListener',
run: function() {
var listener = function() {};
button.addEventListener('click', listener);
return listener;
},
runClear: function(timerId) {
return button.removeEventListener('click', timerId);
},
nativeRun: function() {
var listener = function() {};
button['__zone_symbol__addEventListener']('click', listener);
return listener;
},
nativeRunClear: function(timerId) {
return button['__zone_symbol__removeEventListener']('click', timerId);
}
},
{
isCallback: true,
supportClear: false,
method: 'addEventListener_callback',
nativeMethod: 'native_addEventListener_callback',
run: function() {
var listener = function() {};
zone.run(function() {
button.addEventListener('click', listener);
});
var event = document.createEvent('Event');
event.initEvent('click', true, true);
button.dispatchEvent(event);
button.removeEventListener('click', listener);
},
nativeRun: function() {
var func = function() {};
var listener = function() {
mark('native_addEventListener_callback');
func.apply(this, arguments);
measure('native_addEventListener_callback', 'native_addEventListener_callback');
};
button['__zone_symbol__addEventListener']('click', listener);
var event = document.createEvent('Event');
event.initEvent('click', true, true);
button.dispatchEvent(event);
button['__zone_symbol__removeEventListener']('click', listener);
}
}
],
};
return testRunner(testTarget);
}(typeof window === 'undefined' ? global : window));