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<!DOCTYPE html>
<meta charset="utf-8" />
<title>Callback Function Objects Implementing handleEvent()</title>
When a JS callback is a function, it should be called. If the function has another function as
its <code>handleEvent</code> property, that function should <em>not</em> be called.
<p id="console"></p>
<script src="../../resources/js-test.js"></script>
<script type="text/javascript" charset="utf-8">
window.jsTestIsAsync = true;
// This function should be called.
var callback = function(event) {
testPassed("The callback function was called directly.");
// This function should not be called.
callback.handleEvent = function(event) {
testFailed("The callback function's handleEvent property was called instead of the function itself.");
// Database is one of several uses of JS Callbacks
var db = openDatabase("callback-function-with-handle-event-test", "", "Test for callback functions that implement a handleEvent() method.", 1);
db.changeVersion(db.version, "1.0", callback);