Files
webcomponentsjs/tests/Template/tests.html
2016-04-14 10:52:15 -07:00

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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>
<title>Template Test</title>
<script src="../../src/Template/Template.js"></script>
<script src="../../../web-component-tester/browser.js"></script>
</head>
<body>
<style>
.container {
display: flex;
}
.container > *{
flex: 1;
}
</style>
<div class="container">
<template>
<span id="content">Hello World!</span>
</template>
</div>
<script>
suite('Template', function() {
var template;
suiteSetup(function() {
template = document.querySelector('template');
});
var canInnerHTML = (function() {
var el = document.createElement('div');
try {
Object.defineProperty(el, 'innerHTML', {
get: function(){},
set: function(){}
});
return true;
} catch(e) {
return false;
}
})();
function setupTemplate(template, string) {
if (canInnerHTML) {
template.innerHTML = string;
} else {
var el = document.createElement('div');
el.innerHTML = string;
var nodes = Array.prototype.slice.call(el.childNodes, 0);
for (var i = 0; i < nodes.length; i++) {
template.content.appendChild(nodes[i]);
}
}
}
test('No rendering', function() {
var bcr = template.getBoundingClientRect();
assert.equal(bcr.height, 0);
assert.equal(bcr.width, 0);
});
test('content', function() {
assert.equal(template.childNodes.length, 0, 'template children evacipated');
assert.isDefined(template.content, 'template content exists');
assert.equal(template.content.childNodes.length, 3, 'template content has expected number of nodes');
var content = document.querySelector('#content');
assert.isNull(content, 'template content not in document');
});
test('stamping', function() {
document.body.appendChild(document.importNode(template.content, true));
content = document.querySelector('#content');
assert.isDefined(content, 'template content stamped into document');
});
test('innerHTML', function() {
if (!canInnerHTML) {
this.skip();
}
var imp = document.createElement('template');
assert.equal(imp.innerHTML, '');
var s = 'pre<div>Hi</div><div>Bye</div>post';
imp.innerHTML = s;
assert.equal(imp.innerHTML, s);
assert.equal(imp.content.childNodes.length, 4);
assert.equal(imp.content.firstChild.textContent, 'pre');
s = 'foo';
imp.innerHTML = s;
assert.equal(imp.innerHTML, s);
assert.equal(imp.content.childNodes.length, 1);
assert.equal(imp.content.firstChild.textContent, s);
s = '-<->-"-&-';
var escaped = '-&lt;-&gt;-"-&amp;-';
var div = document.createElement('div');
imp.innerHTML = s;
div.innerHTML = s;
// innerHTML is properly escaped
assert.equal(imp.innerHTML, escaped);
assert.equal(imp.content.textContent, div.textContent);
});
test('clone', function() {
var imp = document.createElement('template');
var s = '<div>Hi</div>';
setupTemplate(imp, s);
var clone = imp.cloneNode();
assert.notEqual(clone, imp, 'element is not cloned');
assert.isDefined(clone.content, 'cloned template content dne');
assert.equal(clone.content.childNodes.length, 0,
'non-deep cloned template.content is not empty');
var deepClone = imp.cloneNode(true);
assert.equal(deepClone.content.childNodes.length, 1,
'deep cloned template.content is empty');
assert.notEqual(imp.content.firstChild, deepClone.content.firstChild,
'cloned content is not different from source');
});
test('clone nested', function() {
var imp = document.createElement('template');
var s = 'a<template id="a">b<template id="b">c<template id="c">d</template></template></template>';
setupTemplate(imp, s);
var clone = imp.cloneNode(false);
assert.notEqual(clone, imp, 'element is not cloned');
assert.isDefined(clone.content, 'cloned template content dne');
assert.equal(clone.content.childNodes.length, 0,
'non-deep cloned template.content is not empty');
var deepClone = imp.cloneNode(true);
assert.equal(deepClone.content.childNodes.length, 2,
'deep cloned template.content is empty');
assert.notEqual(imp.content.firstChild, deepClone.content.firstChild,
'cloned content is not different from source');
var nested = deepClone.content.lastChild;
assert.isDefined(nested.content, 'nested cloned template content dne');
assert.equal(nested.content.childNodes.length, 2,
'deep cloned template.content is empty');
nested = nested.content.lastChild;
assert.isDefined(nested, 'nested cloned template content dne');
assert.equal(nested.content.childNodes.length, 2,
'deep cloned template.content is empty');
nested = nested.content.lastChild;
assert.isDefined(nested, 'nested cloned template content dne');
assert.equal(nested.content.childNodes.length, 1,
'deep cloned template.content is empty');
});
test('clone node containing templates', function() {
var imp = document.createElement('div');
var t = document.createElement('template');
var s = 'a<template id="a">b<template id="b">c<template id="c">d</template></template></template>';
setupTemplate(t, s);
imp.appendChild(t);
var impClone = imp.cloneNode(true);
var imp = imp.firstChild;
var deepClone = impClone.firstChild;
assert.equal(deepClone.content.childNodes.length, 2,
'deep cloned template.content is empty');
assert.notEqual(imp.content.firstChild, deepClone.content.firstChild,
'cloned content is not different from source');
var nested = deepClone.content.lastChild;
assert.isDefined(nested.content, 'nested cloned template content dne');
assert.equal(nested.content.childNodes.length, 2,
'deep cloned template.content is empty');
nested = nested.content.lastChild;
assert.isDefined(nested, 'nested cloned template content dne');
assert.equal(nested.content.childNodes.length, 2,
'deep cloned template.content is empty');
nested = nested.content.lastChild;
assert.isDefined(nested, 'nested cloned template content dne');
assert.equal(nested.content.childNodes.length, 1,
'deep cloned template.content is empty');
});
test('importNode', function() {
var imp = document.createElement('template');
var s = '<div>Hi</div>';
setupTemplate(imp, s)
var clone = document.importNode(imp, false);
assert.notEqual(clone, imp, 'element is not cloned');
assert.isDefined(clone.content, 'cloned template content dne');
assert.equal(clone.content.childNodes.length, 0,
'non-deep cloned template.content is not empty');
var deepClone = document.importNode(imp, true);
assert.equal(deepClone.content.childNodes.length, 1,
'deep cloned template.content is empty');
assert.notEqual(imp.content.firstChild, deepClone.content.firstChild,
'cloned content is not different from source');
});
test('importNode: nested', function() {
var imp = document.createElement('template');
var s = 'a<template id="a">b<template id="b">c<template id="c">d</template></template></template>';
setupTemplate(imp, s);
var clone = document.importNode(imp, false);
assert.notEqual(clone, imp, 'element is not cloned');
assert.isDefined(clone.content, 'cloned template content dne');
assert.equal(clone.content.childNodes.length, 0,
'non-deep cloned template.content is not empty');
var deepClone = document.importNode(imp, true);
assert.equal(deepClone.content.childNodes.length, 2,
'deep cloned template.content is empty');
assert.notEqual(imp.content.firstChild, deepClone.content.firstChild,
'cloned content is not different from source');
var nested = deepClone.content.lastChild;
assert.isDefined(nested.content, 'nested cloned template content dne');
assert.equal(nested.content.childNodes.length, 2,
'deep cloned template.content is empty');
nested = nested.content.lastChild;
assert.isDefined(nested, 'nested cloned template content dne');
assert.equal(nested.content.childNodes.length, 2,
'deep cloned template.content is empty');
nested = nested.content.lastChild;
assert.isDefined(nested, 'nested cloned template content dne');
assert.equal(nested.content.childNodes.length, 1,
'deep cloned template.content is empty');
});
test('importNode: element containing nested templates', function() {
var imp = document.createElement('div');
var t = document.createElement('template');
var s = 'a<template id="a">b<template id="b">c<template id="c">d</template></template></template>';
setupTemplate(t, s);
imp.appendChild(t);
var impClone = document.importNode(imp, true);
imp = imp.firstChild;
var deepClone = impClone.firstChild;
assert.equal(deepClone.content.childNodes.length, 2,
'deep cloned template.content is empty');
assert.notEqual(imp.content.firstChild, deepClone.content.firstChild,
'cloned content is not different from source');
var nested = deepClone.content.lastChild;
assert.isDefined(nested.content, 'nested cloned template content dne');
assert.equal(nested.content.childNodes.length, 2,
'deep cloned template.content is empty');
nested = nested.content.lastChild;
assert.isDefined(nested, 'nested cloned template content dne');
assert.equal(nested.content.childNodes.length, 2,
'deep cloned template.content is empty');
nested = nested.content.lastChild;
assert.isDefined(nested, 'nested cloned template content dne');
assert.equal(nested.content.childNodes.length, 1,
'deep cloned template.content is empty');
});
test('importNode: templates have proper owner document', function() {
var doc = document.implementation.createHTMLDocument('');
var imp = doc.createElement('div');
var t = doc.createElement('template');
var s = 'a<template id="a">b<template id="b">c<template id="c">d</template></template></template>';
t.innerHTML = s;
imp.appendChild(t);
var impClone = document.importNode(imp, true);
imp = imp.firstChild;
var deepClone = impClone.firstChild;
assert.notEqual(imp.ownerDocument, document);
assert.equal(impClone.ownerDocument, document);
assert.equal(deepClone.ownerDocument, document);
});
});
</script>
</body>
</html>