common.js
/*
Distributed under both the W3C Test Suite License [1] and the W3C
3-clause BSD License [2]. To contribute to a W3C Test Suite, see the
policies and contribution forms [3].
[1] http://www.w3.org/Consortium/Legal/2008/04-testsuite-license
[2] http://www.w3.org/Consortium/Legal/2008/03-bsd-license
[3] http://www.w3.org/2004/10/27-testcases
*/
"use strict";
var HTML5_ELEMENTS = [ 'a', 'abbr', 'address', 'area', 'article', 'aside',
'audio', 'b', 'base', 'bdi', 'bdo', 'blockquote', 'body', 'br',
'button', 'canvas', 'caption', 'cite', 'code', 'col', 'colgroup',
'command', 'datalist', 'dd', 'del', 'details', 'dfn', 'dialog', 'div',
'dl', 'dt', 'em', 'embed', 'fieldset', 'figcaption', 'figure',
'footer', 'form', 'h1', 'h2', 'h3', 'h4', 'h5', 'h6', 'head', 'header',
'hgroup', 'hr', 'html', 'i', 'iframe', 'img', 'input', 'ins', 'kbd',
'keygen', 'label', 'legend', 'li', 'link', 'map', 'mark', 'menu',
'meta', 'meter', 'nav', 'noscript', 'object', 'ol', 'optgroup',
'option', 'output', 'p', 'param', 'pre', 'progress', 'q', 'rp', 'rt',
'ruby', 's', 'samp', 'script', 'section', 'select', 'small', 'source',
'span', 'strong', 'style', 'sub', 'table', 'tbody', 'td', 'textarea',
'tfoot', 'th', 'thead', 'time', 'title', 'tr', 'track', 'u', 'ul',
'var', 'video', 'wbr' ];
// only void (without end tag) HTML5 elements
var HTML5_VOID_ELEMENTS = [ 'area', 'base', 'br', 'col', 'command', 'embed',
'hr', 'img', 'input', 'keygen', 'link', 'meta', 'param', 'source',
'track', 'wbr' ];
// https://html.spec.whatwg.org/multipage/multipage/forms.html#form-associated-element
var HTML5_FORM_ASSOCIATED_ELEMENTS = [ 'button', 'fieldset', 'input',
'object', 'output', 'select', 'textarea' ];
function newDocument() {
var d = document.implementation.createDocument();
return d;
}
function newHTMLDocument() {
var d = document.implementation.createHTMLDocument('Test Document');
return d;
}
function newXHTMLDocument() {
var doctype = document.implementation.createDocumentType('html',
'-//W3C//DTD XHTML 1.0 Transitional//EN',
'http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd');
var d = document.implementation.createDocument(
'http://www.w3.org/1999/xhtml', 'html', doctype);
return d;
}
function newIFrame(context, src) {
if (typeof (context) === 'undefined'
|| typeof (context.iframes) !== 'object') {
assert_unreached('Illegal context object in newIFrame');
}
var iframe = document.createElement('iframe');
if (typeof (src) != 'undefined') {
iframe.src = src;
}
document.body.appendChild(iframe);
context.iframes.push(iframe);
assert_true(typeof (iframe.contentWindow) != 'undefined'
&& typeof (iframe.contentWindow.document) != 'undefined'
&& iframe.contentWindow.document != document,
'Failed to create new rendered document');
return iframe;
}
function newRenderedHTMLDocument(context) {
var frame = newIFrame(context);
var d = frame.contentWindow.document;
return d;
}
function newContext() {
return {
iframes : []
};
}
function cleanContext(context) {
context.iframes.forEach(function(e) {
e.parentNode.removeChild(e);
});
}
// run given test function in context
// the context is cleaned up after test completes.
function inContext(f) {
return function() {
var context = newContext();
try {
f(context);
} finally {
cleanContext(context);
}
};
}
// new context and iframe are created and url (if supplied) is asigned to
// iframe.src
// function f is bound to the iframe onload event or executed directly after
// iframe creation
// the context is passed to function as argument
function testInIFrame(url, f, testName, testProps) {
if (url) {
var t = async_test(testName, testProps);
t.step(function() {
var context = newContext();
var iframe = newIFrame(context, url);
iframe.onload = t.step_func(function() {
try {
f(context);
t.done();
} finally {
cleanContext(context);
}
});
});
} else {
test(inContext(function(context) {
newRenderedHTMLDocument(context);
f(context);
}), testName, testProps);
}
}
function assert_nodelist_contents_equal_noorder(actual, expected, message) {
assert_equals(actual.length, expected.length, message);
var used = [];
for ( var i = 0; i < expected.length; i++) {
used.push(false);
}
for (i = 0; i < expected.length; i++) {
var found = false;
for ( var j = 0; j < actual.length; j++) {
if (used[j] == false && expected[i] == actual[j]) {
used[j] = true;
found = true;
break;
}
}
if (!found) {
assert_unreached(message + ". Fail reason: element not found: "
+ expected[i]);
}
}
}
function isVoidElement(elementName) {
return HTML5_VOID_ELEMENTS.indexOf(elementName) >= 0;
}
function checkTemplateContent(d, obj, html, id, nodeName) {
obj.innerHTML = '<template id="tmpl">' + html + '</template>';
var t = d.querySelector('#tmpl');
if (id != null) {
assert_equals(t.content.childNodes.length, 1, 'Element ' + nodeName
+ ' should present among template nodes');
assert_equals(t.content.firstChild.id, id, 'Wrong element ID');
}
if (nodeName != null) {
assert_equals(t.content.firstChild.nodeName, nodeName.toUpperCase(),
'Wrong node name');
}
}
function checkBodyTemplateContent(d, html, id, nodeName) {
checkTemplateContent(d, d.body, html, id, nodeName);
}
function checkHeadTemplateContent(d, html, id, nodeName) {
checkTemplateContent(d, d.head, html, id, nodeName);
}