Files
webcomponentsjs/tests/CustomElements/html/attributes.html
2015-10-23 14:28:57 -07:00

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HTML

<!doctype html>
<!--
@license
Copyright (c) 2014 The Polymer Project Authors. All rights reserved.
This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt
The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt
Code distributed by Google as part of the polymer project is also
subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt
-->
<html>
<head>
<title>Custom Elements: attributes</title>
<script src="../../../src/CustomElements/CustomElements.js"></script>
<script src="../../../../web-component-tester/browser.js"></script>
</head>
<body>
<script>
var prototype = Object.create(HTMLElement.prototype);
prototype.removeAttributeOk = false;
prototype.setAttributeOk = false;
prototype.attributeChangedOk = false;
prototype.removeAttribute = function(name) {
this.removeAttributeOk = true;
return HTMLElement.prototype.removeAttribute.call(this, name);
};
prototype.setAttribute = function(name, value) {
this.setAttributeOk = true;
HTMLElement.prototype.setAttribute.call(this, name, value);
};
prototype.attributeChangedCallback = function(name, oldValue, newValue) {
this.attributeChangedOk = (name === 'squid') && (oldValue === null)
&& (newValue === 'tentacles');
};
document.registerElement('x-foo', {prototype: prototype});
test('attributes', function() {
var xfoo = document.createElement('x-foo');
chai.assert.isFalse(xfoo.removeAttributeOk);
chai.assert.isFalse(xfoo.setAttributeOk);
chai.assert.isFalse(xfoo.attributeChangedOk);
xfoo.setAttribute('Squid', 'tentacles');
chai.assert.isTrue(xfoo.setAttributeOk);
chai.assert.isTrue(xfoo.attributeChangedOk);
xfoo.attributeChangedOk = false;
xfoo.removeAttribute('squid');
chai.assert.isTrue(xfoo.removeAttributeOk);
chai.assert.isTrue(xfoo.setAttributeOk);
});
</script>
</body>
</html>