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<!DOCTYPE html>
<html>
<!--
Copyright 2008 The Closure Library Authors. All Rights Reserved.
Use of this source code is governed by the Apache License, Version 2.0.
See the COPYING file for details.
-->
<head>
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<title>Closure Unit Tests - goog.events.ActionHandler</title>
<script src="../base.js"></script>
<script>
goog.require('goog.events.ActionHandler');
goog.require('goog.dom');
goog.require('goog.testing.events');
goog.require('goog.testing.jsunit');
</script>
</head>
<body>
<script>
var actionHandler;
function setUp() {
actionHandler = new goog.events.ActionHandler(
goog.dom.getElement('actionDiv'));
}
function tearDown() {
actionHandler.dispose();
}
// Tests to see that both the BEFOREACTION and ACTION events are fired
function testActionHandlerWithBeforeActionHandler() {
var actionEventFired = false;
var beforeActionFired = false;
goog.events.listen(actionHandler,
goog.events.ActionHandler.EventType.ACTION,
function(e) {
actionEventFired = true;
});
goog.events.listen(actionHandler,
goog.events.ActionHandler.EventType.BEFOREACTION,
function(e) {
beforeActionFired = true;
});
goog.testing.events.fireClickSequence(goog.dom.getElement('actionDiv'));
assertTrue("BEFOREACTION event was not fired", beforeActionFired);
assertTrue("ACTION event was not fired", actionEventFired);
}
// Tests to see that the ACTION event is fired, even if there is no
// BEFOREACTION handler.
function testActionHandlerWithoutBeforeActionHandler() {
var actionEventFired = false;
goog.events.listen(actionHandler,
goog.events.ActionHandler.EventType.ACTION,
function(e) {actionEventFired = true;});
goog.testing.events.fireClickSequence(goog.dom.getElement('actionDiv'));
assertTrue("ACTION event was not fired", actionEventFired);
}
// If the BEFOREACTION listener swallows the event, it should cancel the
// ACTION event.
function testBeforeActionCancel() {
var actionEventFired = false;
var beforeActionFired = false;
goog.events.listen(actionHandler,
goog.events.ActionHandler.EventType.ACTION,
function(e) {actionEvent = e;});
goog.events.listen(actionHandler,
goog.events.ActionHandler.EventType.BEFOREACTION,
function(e) {
beforeActionFired = true;
e.preventDefault();
});
goog.testing.events.fireClickSequence(goog.dom.getElement('actionDiv'));
assertTrue(beforeActionFired);
assertFalse(actionEventFired);
}
</script>
<div id="actionDiv">action</div>
</body>
</html>
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