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tests.js
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(function(){
'use strict';
var expect = chai.expect,
assert = chai.assert,
isPhantomJS = navigator.userAgent.indexOf('PhantomJS') !== -1,
undefined;
describe('Test suite', function () {
it('should load the Pablo library into the browser', function () {
expect(Pablo).to.be.a('function');
});
it('should load the jQuery library into the browser (not a dependency of Pablo, but used for testing interoperability with jQuery collections)', function () {
expect(jQuery).to.be.a('function');
});
});
describe('Browser support', function(){
function test(desc, condition){
return (condition ? '✓' : '✖') + ' ' + desc;
}
var document = window.document,
Array = window.Array,
Object = window.Object,
testElement = document &&
'createElementNS' in document &&
document.createElementNS('http://www.w3.org/2000/svg', 'svg'),
matchesProp = testElement.matches ||
testElement.mozMatches ||
testElement.webkitMatches ||
testElement.oMatches ||
testElement.msMatches ||
testElement.matchesSelector ||
testElement.mozMatchesSelector ||
testElement.webkitMatchesSelector ||
testElement.oMatchesSelector ||
testElement.msMatchesSelector;
it('Pablo is supported in this browser', function () {
expect(Pablo.isSupported).to.be.true;
});
describe('Essential native APIs', function(){
it('document', function(){
expect(document).to.be.an('object');
});
it('document.createElementNS', function(){
expect(document.createElementNS).to.be.a('function');
});
it('can create SVG elements', function(){
expect(testElement).to.be.a('object');
});
it('window.Element', function(){
expect('Element' in window).to.be.true;
});
it('window.SVGElement', function(){
expect('SVGElement' in window).to.be.true;
});
it('window.NodeList', function(){
expect('NodeList' in window).to.be.true;
});
it('window.HTMLDocument or window.Document', function(){
expect('HTMLDocument' in window || 'Document' in window).to.be.true;
});
it('svg.createSVGRect', function(){
expect(testElement.createSVGRect).to.be.a('function');
});
it('svg.attributes', function(){
expect(testElement.attributes).to.be.an('object');
});
it('svg.querySelectorAll', function(){
expect(testElement.querySelectorAll).to.be.a('function');
});
it('svg.previousElementSibling', function(){
expect(testElement.previousElementSibling).to.not.be.undefined;
});
it('svg.childNodes', function(){
expect(testElement.childNodes).to.not.be.undefined;
});
it('Object.create', function(){
expect(Object.create).to.be.a('function');
});
it('Object.keys', function(){
expect(Object.keys).to.be.a('function');
});
it('Array.isArray', function(){
expect(Array.isArray).to.be.a('function');
});
it('array.forEach', function(){
expect('forEach' in Array.prototype).to.be.true;
});
it('array.map', function(){
expect('map' in Array.prototype).to.be.true;
});
it('array.some', function(){
expect('some' in Array.prototype).to.be.true;
});
it('array.every', function(){
expect('every' in Array.prototype).to.be.true;
});
it('array.filter', function(){
expect('filter' in Array.prototype).to.be.true;
});
it('window.matches or window.matchesSelector (vendor-prefixes allowed)', function(){
expect(typeof matchesProp).to.equal('function');
});
it('window.XMLSerializer', function(){
expect('XMLSerializer' in window).to.be.true;
});
it('window.DOMParser', function(){
expect('DOMParser' in window).to.be.true;
});
});
describe('Non-essential browser features', function(){
// Pablo currently provides a polyfill for this
it.skip(test('svgElement.classList', typeof testElement.classList === 'object'));
// NOTE on svgElement.children: ideally, we'd use the 'children'
// collection, instead of 'childNodes'. Even if a browser implements
// 'children' on HTML elements, it isn't always implemented on SVG elements
// See https://hacks.mozilla.org/2009/06/dom-traversal/
// Bug report in WebKit: https://bugs.webkit.org/show_bug.cgi?id=112698
it.skip(test('svgElement.children', typeof testElement.children === 'object'));
});
describe('Support for dataUrl() and toImage("svg")', function(){
it.skip(test('window.btoa', 'btoa' in window));
});
describe('Support for Pablo(dataUrl), converting data URLs to SVG markup', function(){
it.skip(test('window.atob', 'atob' in window));
});
describe('Support for markup()', function(){
it.skip(test('generates markup from element', Pablo.a().markup().indexOf('<a') === 0));
it.skip(test('outputs namespace prefixes in markup. If this fails then dataUrl() and toImage() are not reliable when namespaced attributes are present, e.g. xlink:href', Pablo.support.markup));
});
describe('Support for transformCss()', function(){
it.skip(test('supports CSS transforms', Pablo.support.css.transform));
});
describe('Support for transition()', function(){
it.skip(test('supports CSS transitions', Pablo.support.css.transition));
});
describe('Support for toImage("png") and toImage("jpeg")', function(){
function setResult(desc, testFn){
testFn(function(supported){
window.setTimeout(function(){
jQuery('.test.pending > h2').each(function(){
var pendingDesc = this.textContent;
if (pendingDesc === desc){
this.textContent = test(desc, supported);
return false;
}
});
}, 250);
});
}
var desc;
desc = 'image("png") creates PNG via canvas';
it.skip(desc);
setResult(desc, function(done){
Pablo.support.image.png(done);
});
desc = 'image("jpeg") creates JPEG via canvas';
it.skip(desc);
setResult(desc, function(done){
Pablo.support.image.jpeg(done);
});
});
describe('Support for toCanvas() method', function(){
it.skip(test('can create <canvas>', 'getContext' in document.createElement('canvas')));
it.skip(test('can call toImage("svg")', Pablo.support.image.svg));
});
describe('Support for download() method', function(){
it.skip(test('document.createEvent', 'createEvent' in document));
it.skip(test('HTML <a> elements have "download" attribute', 'download' in document.createElement('a')));
it.skip(test('can call dataUrl()', Pablo.support.dataUrl));
});
describe('Alternative native APIs for download() URL creation', function(){
it.skip(test('window.Blob', 'Blob' in window));
it.skip(test('window.URL', 'URL' in window));
});
});
// INCOMPATIBLE BROWSER - stop here
if (!Pablo.isSupported){
return;
}
// COMPATIBLE BROWSER
describe('Pablo', function () {
describe('Collections', function () {
describe('Pablo.Collection', function () {
it('.Collection', function () {
expect(Pablo.Collection.prototype).to.equal(Pablo.fn);
expect(Pablo.g() instanceof Pablo.Collection).to.be.true;
});
});
describe('Pablo(input)', function () {
it('should return an empty pablo collection when passed unwrappable contents', function () {
var subject = Pablo();
expect(subject instanceof Pablo.Collection).to.be.true;
expect(subject.length).to.equal(0);
expect(Pablo([]).length).to.equal(0);
expect(Pablo({}).length).to.equal(0);
expect(Pablo(3).length).to.equal(0);
expect(Pablo('').length).to.equal(0);
expect(Pablo(null).length).to.equal(0);
expect(Pablo(undefined).length).to.equal(0);
expect(Pablo(document.createTextNode('foo')).length).to.equal(0);
expect(Pablo(document.createComment('bar')).length).to.equal(0);
});
it('should return a pablo collection containing a DOM element when passed that dom element', function () {
var targetElement = document.getElementById('test-subjects'),
subject = Pablo(targetElement);
expect(subject instanceof Pablo.Collection).to.be.true;
expect(subject.length).to.equal(1);
expect(subject[0].id).to.equal('test-subjects');
});
it('should return a pablo collection containing elements when passed an Array of elements', function () {
var nodeList = document.getElementById('test-subjects').childNodes,
asArray = [],
subject;
for (var i = 0; i < nodeList.length; i++) {
asArray.push(nodeList[i]);
}
subject = Pablo(asArray);
expect(subject instanceof Pablo.Collection).to.be.true;
expect(subject.length).to.equal(3);
expect(subject[0].id).to.equal('test-subject-a');
expect(subject[1].id).to.equal('test-subject-b');
expect(subject[2].id).to.equal('test-subject-c');
});
it('should return a pablo collection containing elements when passed an Array-like collection (e.g. jQuery)', function () {
var jQueryCollection = jQuery('#test-subjects'),
subject = Pablo(jQueryCollection);
expect(subject instanceof Pablo.Collection);
expect(subject.length).to.equal(1);
expect(subject[0].id).to.equal('test-subjects');
});
it('should return a pablo collection containing elements when passed a NodeList (excludes textnodes)', function () {
var nodeList = document.getElementById('test-subjects').childNodes,
subject = Pablo(nodeList);
expect(subject instanceof Pablo.Collection).to.be.true;
expect(subject.length).to.equal(3);
expect(subject[0].id).to.equal('test-subject-a');
expect(subject[1].id).to.equal('test-subject-b');
expect(subject[2].id).to.equal('test-subject-c');
});
it('should return a pablo collection containing elements when passed a Pablo collection', function () {
var subject = Pablo(document.getElementById('test-subjects').childNodes),
subject2 = Pablo(subject);
expect(subject2 instanceof Pablo.Collection);
expect(subject2.length).to.equal(3);
expect(subject2[0].id).to.equal('test-subject-a');
expect(subject2[1].id).to.equal('test-subject-b');
expect(subject2[2].id).to.equal('test-subject-c');
});
it('should return a pablo collection containing elements when passed a CSS Selector', function () {
var subject = Pablo('#test-subjects li');
expect(subject instanceof Pablo.Collection);
expect(subject.length).to.equal(3);
expect(subject[0].id).to.equal('test-subject-a');
expect(subject[1].id).to.equal('test-subject-b');
expect(subject[2].id).to.equal('test-subject-c');
});
it.skip('should return a pablo collection containing elements when passed a document fragment', function () {
var fragment = document.createDocumentFragment(),
colors = ['blue', 'red', 'green'],
subject;
colors.forEach(function(color) {
var li = document.createElement('li');
li.textContent = color;
fragment.appendChild(li);
});
subject = Pablo(fragment);
expect(subject instanceof Pablo.Collection);
expect(subject.length).to.equal(3);
expect(subject[0].textContent).to.equal(colors[0]);
expect(subject[0].textContent).to.equal(colors[1]);
expect(subject[0].textContent).to.equal(colors[2]);
});
});
describe('Pablo(element, [attributes])', function () {
it('should create a new Pablo collection containing the specified element with the specified attributes', function () {
var subject = Pablo('rect', {x:10, y:10, width:50, height:50});
expect(subject instanceof Pablo.Collection).to.be.true;
expect(subject.length).to.equal(1);
expect(subject[0].getAttribute('x')).to.equal('10');
expect(subject[0].getAttribute('y')).to.equal('10');
expect(subject[0].getAttribute('width')).to.equal('50');
expect(subject[0].getAttribute('height')).to.equal('50');
});
it('should create a new Pablo collection containing multiple specified elements with the specified attributes', function () {
var subject = Pablo(['rect', 'line', 'line'], {stroke:'black'});
expect(subject instanceof Pablo.Collection).to.be.true;
expect(subject.length).to.equal(3);
expect(subject[0].getAttribute('stroke')).to.equal('black');
expect(subject[1].getAttribute('stroke')).to.equal('black');
expect(subject[2].getAttribute('stroke')).to.equal('black');
});
it('Pablo(markup) should create a collection of SVG elements', function () {
var subject = Pablo('<g></g>');
expect(subject.length).to.equal(1);
expect(subject.viewport().length).to.equal(0);
expect(subject[0].nodeName.toLowerCase()).to.equal('g');
expect(Pablo.hasSvgNamespace(subject[0])).to.be.true;
});
it('Pablo(markup) should allow nested elements', function () {
var subject = Pablo('<g><a></a><rect></rect></g>');
expect(subject.length).to.equal(1);
expect(subject.children().length).to.equal(2);
expect(subject[0].nodeName.toLowerCase()).to.equal('g');
expect(subject.firstChild()[0].nodeName.toLowerCase()).to.equal('a');
expect(subject.lastChild()[0].nodeName.toLowerCase()).to.equal('rect');
});
it('Pablo(markup) should allow multiple sibling elements', function () {
var subject = Pablo('<g></g><a></a><rect></rect>');
expect(subject.length).to.equal(3);
expect(subject.viewport().length).to.equal(0);
expect(subject[0].nodeName.toLowerCase()).to.equal('g');
expect(subject[1].nodeName.toLowerCase()).to.equal('a');
expect(subject[2].nodeName.toLowerCase()).to.equal('rect');
});
it('Pablo(markup, attr) should merge attributes', function () {
var subject = Pablo('<rect x="5" y="8"></rect>', {
width: 10,
height: 15
});
expect(subject.length).to.equal(1);
expect(subject.viewport().length).to.equal(0);
expect(subject[0].nodeName.toLowerCase()).to.equal('rect');
expect(Pablo.hasSvgNamespace(subject[0])).to.be.true;
expect(subject.attr()).to.eql({x:'5',y:'8', width:'10', height:'15'});
});
});
describe('Pablo Collection uniqueness', function () {
describe('a PabloCollection should never contain duplicate items', function () {
it('with .push()/.add()', function () {
var collection = Pablo('#test-subject-a');
collection.add(Pablo('#test-subjects-a'));
expect(collection.length).to.equal(1);
expect(collection.attr('id')).to.equal('test-subject-a');
collection = Pablo('#test-subject-a');
collection.add(collection[0]);
expect(collection.length).to.equal(1);
expect(collection.attr('id')).to.equal('test-subject-a');
collection = Pablo('#test-subject-a');
collection.add(collection.eq(0));
expect(collection.length).to.equal(1);
expect(collection.attr('id')).to.equal('test-subject-a');
});
it('with .concat()', function () {
var collection = Pablo('#test-subject-a');
collection.concat(Pablo('#test-subjects-a'));
expect(collection.length).to.equal(1);
expect(collection.attr('id')).to.equal('test-subject-a');
collection = Pablo('#test-subject-a');
collection.concat(collection[0]);
expect(collection.length).to.equal(1);
expect(collection.attr('id')).to.equal('test-subject-a');
collection = Pablo('#test-subject-a');
collection.concat(collection.eq(0));
expect(collection.length).to.equal(1);
expect(collection.attr('id')).to.equal('test-subject-a');
});
it('a new Pablo Collection with an array of the same element', function () {
var subject = Pablo('#test-subject-a')[0],
collection = Pablo([subject, subject, subject]);
expect(collection.length).to.equal(1);
expect(collection.attr('id')).to.equal('test-subject-a');
});
it('a new Pablo Collection with an array of the same element but one is Pablo wrapped', function () {
var subject = Pablo('#test-subject-a'),
collection = Pablo([subject[0], subject[0], subject]);
expect(collection.length).to.equal(1);
expect(collection.attr('id')).to.equal('test-subject-a');
});
});
});
});
describe('Pablo collection methods', function () {
describe('Node Positioning', function () {
describe('.append(element, [attributes])', function () {
it('should return a Pablo collection', function () {
expect(Pablo.circle().append(Pablo.rect()) instanceof Pablo.Collection).to.be.true;
});
it('.append(elements) should append the specified element(s) as a child of the specific Pablo collection and return ', function () {
var subject = Pablo.circle();
subject.append(Pablo.rect());
expect(subject[0].childNodes.length).to.equal(1);
expect(subject[0].childNodes[0] instanceof SVGRectElement).to.be.true;
});
it('.append(elementName, attributes) should create a new element as a child of the specific Pablo collection', function () {
var subject = Pablo.circle();
subject.append('rect', {foo:'bar'});
expect(subject[0].childNodes.length).to.equal(1);
expect(subject[0].childNodes[0] instanceof SVGRectElement).to.be.true;
expect(subject[0].childNodes[0].getAttribute('foo')).to.equal('bar');
});
});
describe('.appendTo(element, [attributes])', function () {
it('should return a Pablo collection', function () {
expect(Pablo.circle().appendTo(Pablo.rect()) instanceof Pablo.Collection).to.be.true;
});
it('.appendTo(element) should append the subject collection to the passed in element', function () {
var subject = Pablo.circle({foo:'bar'}),
subject2 = Pablo.rect();
subject.appendTo(subject2);
expect(subject2[0].childNodes.length).to.equal(1);
expect(subject2[0].childNodes[0] instanceof SVGCircleElement).to.be.true;
expect(subject2[0].childNodes[0].getAttribute('foo')).to.equal('bar');
});
it('.appendTo(elementName, attributes) should append the subject collection to a newly created element respective of the passed arguments', function () {
var subject = Pablo.circle({foo:'bar'}),
parent = subject.appendTo('rect', {})[0].parentNode;
expect(parent.childNodes.length).to.equal(1);
expect(parent.childNodes[0] instanceof SVGCircleElement).to.be.true;
expect(parent.childNodes[0].getAttribute('foo')).to.equal('bar');
});
});
describe('.prepend(elements, [attributes])', function () {
it('should return a Pablo collection', function () {
expect(Pablo.circle().prepend(Pablo.rect()) instanceof Pablo.Collection).to.be.true;
});
it('.prepend(element) should prepend the passed element to the subject collection', function () {
var subject = Pablo.circle().append(Pablo.rect()).append(Pablo.rect());
subject.prepend(Pablo.ellipse({foo:'bar'}));
expect(subject[0].childNodes.length).to.equal(3);
expect(subject[0].childNodes[0] instanceof SVGEllipseElement).to.be.true;
expect(subject[0].childNodes[0].getAttribute('foo')).to.equal('bar');
});
it('.prepend(elementName, attributes) should prepend to a newly created element respective of the passed arguments', function () {
var subject = Pablo.circle().append(Pablo.rect()).append(Pablo.rect());
subject.prepend('ellipse', {foo:'bar'});
expect(subject[0].childNodes.length).to.equal(3);
expect(subject[0].childNodes[0] instanceof SVGEllipseElement).to.be.true;
expect(subject[0].childNodes[0].getAttribute('foo')).to.equal('bar');
});
});
describe('.prependTo(elements, [attributes])', function () {
it('should return a Pablo collection', function () {
expect(Pablo.circle().prependTo(Pablo.rect()) instanceof Pablo.Collection).to.be.true;
});
it('.prependTo(element) should prepend the subject collection to the passed element', function () {
var subject = Pablo.circle().append(Pablo.rect()).append(Pablo.rect());
Pablo.ellipse({foo:'bar'}).prependTo(subject);
expect(subject[0].childNodes.length).to.equal(3);
expect(subject[0].childNodes[0] instanceof SVGEllipseElement).to.be.true;
expect(subject[0].childNodes[0].getAttribute('foo')).to.equal('bar');
});
it('.prependTo(elementName, attributes) should prepend the subject collection to the a newly created element respective of the passed arguments', function () {
var subject = Pablo.circle();
subject.prependTo('ellipse', {foo:'bar'});
expect(subject[0].parentNode instanceof SVGEllipseElement).to.be.true;
expect(subject[0].parentNode.getAttribute('foo')).to.equal('bar');
});
});
describe('.before(element)', function () {
it('.before(element)', function () {
var subject = Pablo.rect().append(Pablo.circle()).append(Pablo.circle());
Pablo(subject[0].childNodes).before(Pablo.ellipse({foo:'bar'}));
expect(subject[0].childNodes.length).to.equal(4);
expect(subject[0].childNodes[0] instanceof SVGEllipseElement).to.be.true;
expect(subject[0].childNodes[2] instanceof SVGEllipseElement).to.be.true;
expect(subject[0].childNodes[0].getAttribute('foo')).to.equal('bar');
expect(subject[0].childNodes[2].getAttribute('foo')).to.equal('bar');
});
it('.before(element, [attributes])', function () {
var subject = Pablo.rect().append(Pablo.circle()).append(Pablo.circle());
Pablo(subject[0].childNodes).before('ellipse', {foo:'bar'});
expect(subject[0].childNodes.length).to.equal(4);
expect(subject[0].childNodes[0] instanceof SVGEllipseElement).to.be.true;
expect(subject[0].childNodes[2] instanceof SVGEllipseElement).to.be.true;
expect(subject[0].childNodes[0].getAttribute('foo')).to.equal('bar');
expect(subject[0].childNodes[2].getAttribute('foo')).to.equal('bar');
});
});
describe('.after(element)', function () {
it('.after(element)', function () {
var subject = Pablo.rect().append(Pablo.circle()).append(Pablo.circle());
Pablo(subject[0].childNodes).after(Pablo.ellipse({foo:'bar'}));
expect(subject[0].childNodes.length).to.equal(4);
expect(subject[0].childNodes[1] instanceof SVGEllipseElement).to.be.true;
expect(subject[0].childNodes[3] instanceof SVGEllipseElement).to.be.true;
expect(subject[0].childNodes[1].getAttribute('foo')).to.equal('bar');
expect(subject[0].childNodes[3].getAttribute('foo')).to.equal('bar');
});
it('.after(element, [attributes])', function () {
var subject = Pablo.rect().append(Pablo.circle()).append(Pablo.circle());
Pablo(subject[0].childNodes).after('ellipse', {foo:'bar'});
expect(subject[0].childNodes.length).to.equal(4);
expect(subject[0].childNodes[1] instanceof SVGEllipseElement).to.be.true;
expect(subject[0].childNodes[3] instanceof SVGEllipseElement).to.be.true;
expect(subject[0].childNodes[1].getAttribute('foo')).to.equal('bar');
expect(subject[0].childNodes[3].getAttribute('foo')).to.equal('bar');
});
});
describe('.insertBefore(element)', function () {
it('.insertBefore(element)', function () {
var subject = Pablo.rect().append(Pablo.circle()).append(Pablo.circle());
Pablo.ellipse({foo:'bar'}).insertBefore(subject[0].childNodes);
expect(subject[0].childNodes.length).to.equal(4);
expect(subject[0].childNodes[0] instanceof SVGEllipseElement).to.be.true;
expect(subject[0].childNodes[2] instanceof SVGEllipseElement).to.be.true;
expect(subject[0].childNodes[0].getAttribute('foo')).to.equal('bar');
expect(subject[0].childNodes[2].getAttribute('foo')).to.equal('bar');
});
it('.insertBefore(element, [attributes])', function () {
var subject = Pablo.rect().append(Pablo.circle()).append(Pablo.circle());
Pablo('ellipse', {foo:'bar'}).insertBefore(subject[0].childNodes);
expect(subject[0].childNodes.length).to.equal(4);
expect(subject[0].childNodes[0] instanceof SVGEllipseElement).to.be.true;
expect(subject[0].childNodes[2] instanceof SVGEllipseElement).to.be.true;
expect(subject[0].childNodes[0].getAttribute('foo')).to.equal('bar');
expect(subject[0].childNodes[2].getAttribute('foo')).to.equal('bar');
});
});
describe('.insertAfter(element)', function () {
it('.insertAfter(element)', function () {
var subject = Pablo.rect().append(Pablo.circle()).append(Pablo.circle());
Pablo.ellipse({foo:'bar'}).insertAfter(subject[0].childNodes);
expect(subject[0].childNodes.length).to.equal(4);
expect(subject[0].childNodes[1] instanceof SVGEllipseElement).to.be.true;
expect(subject[0].childNodes[3] instanceof SVGEllipseElement).to.be.true;
expect(subject[0].childNodes[1].getAttribute('foo')).to.equal('bar');
expect(subject[0].childNodes[3].getAttribute('foo')).to.equal('bar');
});
it('.insertAfter(element, [attributes])', function () {
var subject = Pablo.rect().append(Pablo.circle()).append(Pablo.circle());
Pablo('ellipse', {foo:'bar'}).insertAfter(subject[0].childNodes);
expect(subject[0].childNodes.length).to.equal(4);
expect(subject[0].childNodes[1] instanceof SVGEllipseElement).to.be.true;
expect(subject[0].childNodes[3] instanceof SVGEllipseElement).to.be.true;
expect(subject[0].childNodes[1].getAttribute('foo')).to.equal('bar');
expect(subject[0].childNodes[3].getAttribute('foo')).to.equal('bar');
});
});
describe('.empty()', function () {
it('.empty()', function () {
var saved = document.querySelectorAll('#test-subjects li'),
subject = Pablo('#test-subjects'),
cLength;
subject.empty();
cLength = subject[0].childNodes.length;
document.getElementById('test-subjects').appendChild(saved[0]);
document.getElementById('test-subjects').appendChild(saved[1]);
document.getElementById('test-subjects').appendChild(saved[2]);
expect(cLength).to.equal(0);
});
});
describe('.remove()', function () {
it('.remove()', function () {
var saved = document.querySelectorAll('#test-subjects')[0],
subject = Pablo('#test-subjects'),
length;
subject.remove();
length = document.querySelectorAll('#test-subjects').length;
document.body.appendChild(saved, document.getElementById('mocha'));
expect(length).to.equal(0);
});
});
});
describe('Node Traversal', function () {
describe('.children([filterBy])', function () {
it('should return the children of the subject Pablo collection', function () {
var children = Pablo('#test-subjects').children();
expect(children.length).to.equal(3);
expect(children instanceof Pablo.Collection).to.be.true;
expect(children[0].id).to.equal('test-subject-a');
expect(children[1].id).to.equal('test-subject-b');
expect(children[2].id).to.equal('test-subject-c');
});
it('should allow the returned children to be filtered by a selector', function () {
var children = Pablo('#test-subjects').children('li[id="test-subject-b"]');
expect(children.length).to.equal(1);
expect(children instanceof Pablo.Collection).to.be.true;
expect(children[0].id).to.equal('test-subject-b');
});
it('should allow the returned children to be filtered by a function', function () {
var collection = Pablo('#test-subjects'),
children = collection.children(function (item, i, thisp) {
expect(Pablo.isPablo(thisp)).to.be.true;
expect(thisp.length).to.equal(3);
if (i !== 1) {
return true;
}
});
expect(children.length).to.equal(2);
expect(children instanceof Pablo.Collection).to.be.true;
expect(children[0].id).to.equal('test-subject-a');
expect(children[1].id).to.equal('test-subject-c');
});
it('should have the "this" context of the callback be the subject collection', function () {
var collection = Pablo.rect();
collection.children(function () {
expect(this).to.equal(collection);
});
});
});
describe('.parent([filterBy])', function () {
it('.parent() should return the parent element as a PabloCollection', function () {
var child = document.getElementById('test-subject-a');
expect(Pablo(child).parent()[0].id).to.equal('test-subjects');
expect(Pablo(child).parent() instanceof Pablo.Collection).to.be.true;
});
it('.parent([selector])', function () {
var childA = document.getElementById('test-subject-a'),
childB = document.getElementById('test-subject-b'),
childC = document.getElementById('test-subject-c'),
parent = Pablo([childA, childB, childC]).parent('ul');
expect(parent[0].id).to.equal('test-subjects');
expect(parent instanceof Pablo.Collection).to.be.true;
});
it('should have the "this" context of the callback be the subject collection', function () {
var collection = Pablo.rect();
collection.parent(function () {
expect(this).to.equal(collection);
});
});
});
describe('.parents([filterBy])', function () {
it('.parents() should return all ancestors of the PabloCollection as a PabloCollection ordered by closest to oldest', function () {
var child = Pablo('#test-subject-a'),
ancestors = child.parents(),
expected = Pablo('html').add(Pablo('body')).add(Pablo('#test-subjects'));
expected.reverse();
expect(ancestors).to.eql(expected);
expect(ancestors instanceof Pablo.Collection).to.be.true;
});
it('.parents([selector])', function () {
var child = Pablo('#test-subject-a'),
filtered = child.parents('body');
expect(filtered.length).to.equal(1);
expect(filtered[0] instanceof HTMLBodyElement).to.be.true;
});
it('should have the "this" context of the callback be the subject collection', function () {
var collection = Pablo.rect();
collection.parents(function () {
expect(this).to.equal(collection);
});
});
});
describe('.parentsSvg([filterBy])', function () {
it('.parentsSvg()', function () {
var collection = Pablo(document.createElement('div')),
deepChild,
parents;
collection.circle().ellipse().append('a', {});
deepChild = collection.find('a');
parents = deepChild.parentsSvg();
expect(parents.length).to.equal(2);
expect(parents[0] instanceof SVGEllipseElement).to.be.true;
expect(parents[1] instanceof SVGCircleElement).to.be.true;
});
it('.parentsSvg([selector])', function () {
var collection = Pablo(document.createElement('div')),
deepChild,
parents;
collection.circle().circle().append('a', {});
deepChild = collection.find('a');
parents = deepChild.parentsSvg('circle');
expect(parents.length).to.equal(2);
expect(parents[0] instanceof SVGCircleElement).to.be.true;
expect(parents[1] instanceof SVGCircleElement).to.be.true;
});
it('should have the "this" context of the callback be the subject collection', function () {
var collection = Pablo.rect();
collection.parentsSvg(function () {
expect(this).to.equal(collection);
});
});
});
describe('.ancestor()', function () {
it('.ancestor() should return the pablo wrapped document for an element in the DOM', function () {
var subject = Pablo('#test-subjects'),
result = subject.ancestor();
expect(result.length).to.equal(1);
expect(result[0] === document).to.be.true;
});
});
describe('.ancestor()', function () {
it('.ancestor() for a detached element should return highest parent', function () {
var ancestor = Pablo.g(),
subject = ancestor.circle(),
result = subject.ancestor();
expect(result.length).to.equal(1);
expect(result[0] === ancestor[0]).to.be.true;
});
});
describe('.ancestor()', function () {
it('.ancestor() for an single, detached element should return an empty collection', function () {
var subject = Pablo.g(),
result = subject.ancestor();
expect(result.length).to.equal(0);
});
});
describe('.root()', function () {
it('.root() should return the pablo wrapped top most <svg> root element of each element in the Pablo collection.', function () {
var subject = Pablo(document.createElement('div')),
deepChild;
subject.svg().circle().ellipse().g().rect().a();
deepChild = subject.find('a');
expect(deepChild.root()[0] instanceof SVGSVGElement).to.be.true;
});
it('.root() should return the pablo wrapped top most <svg> root element of each element in the Pablo collection (multiple elements).', function () {
var htmlContainer = Pablo(document.createElement('div')),
rootA = Pablo.svg({id: 'A'}),
rootB = Pablo.svg({id: 'B'}),
collection;
rootA.svg().circle();
rootB.svg().circle();
htmlContainer.append([rootA, rootB]);
collection = htmlContainer.find('circle');
expect(collection.root().length).to.equal(2);
expect(collection.root()[0].getAttribute('id')).to.equal('A');
expect(collection.root()[1].getAttribute('id')).to.equal('B');
});
it('should have the "this" context of the callback be the subject collection', function () {
var collection = Pablo.rect();
collection.root(function () {
expect(this).to.equal(collection);
});
});
});
describe('.owner()', function () {
it('.owner() should return the closest <svg> ancestor element of the Pablo collection wrapped as a Pablo collection.', function () {
var subject = Pablo(document.createElement('div')),
deepChild;
subject.svg().circle().svg({foo:'bar'}).circle().g().a(),
deepChild = subject.find('a');
expect(deepChild.owner()[0].getAttribute('foo')).to.equal('bar');
});
});
describe('.owners()', function () {
it('.owners() should a pablo collection of the all <svg> ancestor element\'s of the Pablo collection from closest to furthest.', function () {
var subject = Pablo(document.createElement('div')),
deepChild;
subject.svg({fiz: 'buz'}).circle().svg({foo:'bar'}).circle().a(),
deepChild = subject.find('a');
expect(deepChild.owners()[0].getAttribute('foo')).to.equal('bar');
expect(deepChild.owners()[1].getAttribute('fiz')).to.equal('buz');
});
});
describe('.viewport', function () {
it('should return the PabloCollection\'s closest viewport element', function () {
var collection = Pablo.svg(),
foundViewport;
collection.circle().svg({'expected':'true'}).rect();
foundViewport = collection.find('rect').viewport();
expect(foundViewport.attr('expected')).to.equal('true');
expect(foundViewport.length).to.equal(1);
});
it('should return the PabloCollection\'s (multiple) closest viewport element', function () {
var collection = Pablo.rect(),
testCollection,
viewports;
collection.svg().a().svg({'vp':'a'}).circle();
collection.svg().a().svg({'vp':'b'}).ellipse();
testCollection = Pablo([
collection.find('circle'),
collection.find('ellipse')
]);
viewports = testCollection.viewport();
expect(viewports.length).to.equal(2);
expect(viewports.eq(0).attr('vp')).to.equal('a');
expect(viewports.eq(1).attr('vp')).to.equal('b');
});
it('should have the "this" context of the callback be the subject collection', function () {
var collection = Pablo.rect();
collection.viewport(function () {
expect(this).to.equal(collection);
});
});
});
describe('.viewports', function () {
it('should return the PabloCollection\'s viewport elements from the closest to furthest ancestor', function () {
var collection = Pablo.svg({'vp':'b'}),
foundViewports;
collection.circle().svg({'vp':'a'}).rect();
foundViewports = collection.find('rect').viewports();
expect(foundViewports.length).to.equal(2);
expect(foundViewports.eq(0).attr('vp')).to.equal('a');
expect(foundViewports.eq(1).attr('vp')).to.equal('b');
});
it('should return the PabloCollection\'s (multiple) viewport elements from the closest to furthest ancestor', function () {
var collection = Pablo.rect(),
testCollection,
viewports;
collection.svg({'vp':'b'}).a().svg({'vp':'a'}).circle();
collection.svg({'vp':'d'}).a().svg({'vp':'c'}).ellipse();
testCollection = Pablo([
collection.find('circle'),
collection.find('ellipse')
]);
viewports = testCollection.viewports();
expect(viewports.length).to.equal(4);
expect(viewports.eq(0).attr('vp')).to.equal('a');
expect(viewports.eq(1).attr('vp')).to.equal('b');
expect(viewports.eq(2).attr('vp')).to.equal('c');
expect(viewports.eq(3).attr('vp')).to.equal('d');