Files
polymer/test/unit/dom-bind.html
2015-11-19 13:27:33 +01:00

231 lines
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<!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>
<meta charset="utf-8">
<script src="../../../webcomponentsjs/webcomponents-lite.js"></script>
<script src="../../../web-component-tester/browser.js"></script>
</head>
<body>
<template is="dom-bind" id="earlyDomBind">
<div id="earlyBoundChild">{{value}}</div>
</template>
<script>
earlyDomBind.value = 'hi!';
</script>
<link rel="import" href="../../polymer.html">
<link rel="import" href="dom-bind-elements1.html">
<template is="dom-bind" id="decDomBind">
<x-basic id="decEl1" value="{{value}}" notifyingvalue="{{nvalue}}" on-custom="handleEvent" computed="{{compute(dep)}}"></x-basic>
<x-basic id="decEl2" value="{{value}}" notifyingvalue="{{nvalue}}"></x-basic>
<x-produce-a a={{z}}></x-produce-a>
<div id="z">{{z}}</div>
</template>
<div id="container">
</div>
<template is="dom-bind" id="timingDomBind" config="config">
<x-needs-host id="needsHost"></x-needs-host>
</template>
<script>
suite('dom-bind touched before upgrade', function() {
test('value binds top-down', function() {
assert.equal(earlyBoundChild.textContent, 'hi!');
});
});
suite('declarative dom-bind', function() {
var domBind;
var el1;
var el2;
setup(function() {
domBind = decDomBind;
el1 = decEl1;
el2 = decEl2;
});
test('value binds top-down', function() {
domBind.value = 'foo';
assert.equal(el1.value, 'foo');
assert.equal(el2.value, 'foo');
});
test('notifyingvalue binds from child to child', function() {
el1.notifyingvalue = 'bar';
assert.equal(domBind.nvalue, 'bar');
assert.equal(el2.notifyingvalue, 'bar');
});
test('event listener fires', function() {
var count = 0;
domBind.handleEvent = function() {
count++;
};
el1.fire('custom');
assert.equal(count, 1);
});
test('inline function runs', function() {
domBind.compute = function(val) {
return val * 10;
};
domBind.dep = 5;
assert.equal(el1.computed, 50);
});
test('initial value notifies to dom-bind', function() {
assert.equal(domBind.z, 'a');
assert.equal(z.textContent, 'a');
});
});
suite('imperative dom-bind', function() {
var domBind;
var el1;
var el2;
setup(function() {
domBind = document.createElement('template', 'dom-bind');
var doc = domBind.content.ownerDocument;
el1 = doc.createElement('x-basic');
el1.setAttribute('id', 'impEl1');
el1.setAttribute('value', '{{value}}');
el1.setAttribute('notifyingvalue', '{{nvalue}}');
el1.setAttribute('on-custom', 'handleEvent');
el1.setAttribute('computed', '{{compute(dep)}}');
el2 = doc.createElement('x-basic');
el2.setAttribute('id', 'impEl2');
el2.setAttribute('value', '{{value}}');
el2.setAttribute('notifyingvalue', '{{nvalue}}');
domBind.content.appendChild(el1);
domBind.content.appendChild(el2);
document.body.appendChild(domBind);
CustomElements.takeRecords();
el1 = domBind.$.impEl1;
el2 = domBind.$.impEl2;
});
teardown(function() {
if (domBind.parentElement) {
domBind.parentElement.removeChild(domBind);
}
});
test('value binds top-down', function() {
domBind.value = 'foo';
assert.equal(el1.value, 'foo');
assert.equal(el2.value, 'foo');
});
test('notifyingvalue binds from child to child', function() {
el1.notifyingvalue = 'bar';
assert.equal(domBind.nvalue, 'bar');
assert.equal(el2.notifyingvalue, 'bar');
});
test('event listener fires', function() {
var count = 0;
domBind.handleEvent = function() {
count++;
};
el1.fire('custom');
assert.equal(count, 1);
});
test('inline function runs', function() {
domBind.compute = function(val) {
return val * 10;
};
domBind.dep = 5;
assert.equal(el1.computed, 50);
});
test('move dom-bind', function() {
container.appendChild(domBind);
CustomElements.takeRecords();
assert.equal(container.firstElementChild, el1);
assert.equal(container.firstElementChild.nextElementSibling, el2);
});
test('remove dom-bind', function() {
domBind.parentElement.removeChild(domBind);
CustomElements.takeRecords();
assert(!document.body.contains(el1));
assert(!document.body.contains(el2));
});
test('dom-bind distributed when inserted in element attached', function(done) {
var el = document.createElement('x-attach-dom-bind');
document.body.appendChild(el);
setTimeout(function() {
assert.equal(el.$.local.textContent, 'hey', 'dom-bind did not distribute');
document.body.removeChild(el);
done();
})
});
test('dom-bind distributed when inserted in element attached (flush)', function() {
var el = document.createElement('x-attach-dom-bind');
document.body.appendChild(el);
Polymer.dom.flush();
assert.equal(el.$.local.textContent, 'hey', 'dom-bind did not distribute');
document.body.removeChild(el);
});
test('dom-bind distributed when inserted dynamically', function(done) {
var el = document.createElement('x-compose');
document.body.appendChild(el);
Polymer.dom.flush();
setTimeout(function() {
var t = document.createElement('template', 'dom-bind'),
span = document.createElement('span');
span.innerHTML = '{{hello}}';
t.content.appendChild(span);
t.hello = 'hey';
Polymer.dom(el.$.local).appendChild(t);
setTimeout(function() {
assert.equal(el.textContent, 'hey', 'dom-bind did not distribute');
document.body.removeChild(el);
done();
});
});
});
});
suite('timing', function() {
test('late-loaded import should block stamping', function() {
assert.equal(needsHost.config, 'config');
});
});
</script>
<link rel="import" href="dom-bind-elements2.html">
</body>
</html>