Files
angular.js/test/jqLiteSpec.js

2037 lines
65 KiB
JavaScript

'use strict';
describe('jqLite', function() {
var scope, a, b, c;
beforeEach(module(provideLog));
beforeEach(function() {
a = jqLite('<div>A</div>')[0];
b = jqLite('<div>B</div>')[0];
c = jqLite('<div>C</div>')[0];
});
beforeEach(inject(function($rootScope) {
scope = $rootScope;
this.addMatchers({
toJqEqual: function(expected) {
var msg = "Unequal length";
this.message = function() {return msg;};
var value = this.actual && expected && this.actual.length == expected.length;
for (var i = 0; value && i < expected.length; i++) {
var actual = jqLite(this.actual[i])[0];
var expect = jqLite(expected[i])[0];
value = value && equals(expect, actual);
msg = "Not equal at index: " + i
+ " - Expected: " + expect
+ " - Actual: " + actual;
}
return value;
}
});
}));
afterEach(function() {
dealoc(a);
dealoc(b);
dealoc(c);
});
it('should be jqLite when jqLiteMode is on, otherwise jQuery', function() {
expect(jqLite).toBe(_jqLiteMode ? JQLite : _jQuery);
});
describe('construction', function() {
it('should allow construction with text node', function() {
var text = a.firstChild;
var selected = jqLite(text);
expect(selected.length).toEqual(1);
expect(selected[0]).toEqual(text);
});
it('should allow construction with html', function() {
var nodes = jqLite('<div>1</div><span>2</span>');
expect(nodes[0].parentNode).toBeDefined();
expect(nodes[0].parentNode.nodeType).toBe(11); /** Document Fragment **/
expect(nodes[0].parentNode).toBe(nodes[1].parentNode);
expect(nodes.length).toEqual(2);
expect(nodes[0].innerHTML).toEqual('1');
expect(nodes[1].innerHTML).toEqual('2');
});
it('should allow construction of html with leading whitespace', function() {
var nodes = jqLite(' \n\r \r\n<div>1</div><span>2</span>');
expect(nodes[0].parentNode).toBeDefined();
expect(nodes[0].parentNode.nodeType).toBe(11); /** Document Fragment **/
expect(nodes[0].parentNode).toBe(nodes[1].parentNode);
expect(nodes.length).toBe(2);
expect(nodes[0].innerHTML).toBe('1');
expect(nodes[1].innerHTML).toBe('2');
});
it('should allow creation of comment tags', function() {
var nodes = jqLite('<!-- foo -->');
expect(nodes.length).toBe(1);
expect(nodes[0].nodeType).toBe(8);
});
it('should allow creation of script tags', function() {
var nodes = jqLite('<script></script>');
expect(nodes.length).toBe(1);
expect(nodes[0].tagName.toUpperCase()).toBe('SCRIPT');
});
it('should wrap document fragment', function() {
var fragment = jqLite(document.createDocumentFragment());
expect(fragment.length).toBe(1);
expect(fragment[0].nodeType).toBe(11);
});
it('should allow construction of <option> elements', function() {
var nodes = jqLite('<option>');
expect(nodes.length).toBe(1);
expect(nodes[0].nodeName.toLowerCase()).toBe('option');
});
// Special tests for the construction of elements which are restricted (in the HTML5 spec) to
// being children of specific nodes.
forEach([
'caption',
'colgroup',
'col',
'optgroup',
'opt',
'tbody',
'td',
'tfoot',
'th',
'thead',
'tr'
], function(name) {
it('should allow construction of <$NAME$> elements'.replace('$NAME$', name), function() {
var nodes = jqLite('<$NAME$>'.replace('$NAME$', name));
expect(nodes.length).toBe(1);
expect(nodes[0].nodeName.toLowerCase()).toBe(name);
});
});
});
describe('_data', function() {
it('should provide access to the events present on the element', function() {
var element = jqLite('<i>foo</i>');
expect(angular.element._data(element[0]).events).toBeUndefined();
element.on('click', function() { });
expect(angular.element._data(element[0]).events.click).toBeDefined();
});
});
describe('inheritedData', function() {
it('should retrieve data attached to the current element', function() {
var element = jqLite('<i>foo</i>');
element.data('myData', 'abc');
expect(element.inheritedData('myData')).toBe('abc');
dealoc(element);
});
it('should walk up the dom to find data', function() {
var element = jqLite('<ul><li><p><b>deep deep</b><p></li></ul>');
var deepChild = jqLite(element[0].getElementsByTagName('b')[0]);
element.data('myData', 'abc');
expect(deepChild.inheritedData('myData')).toBe('abc');
dealoc(element);
});
it('should return undefined when no data was found', function() {
var element = jqLite('<ul><li><p><b>deep deep</b><p></li></ul>');
var deepChild = jqLite(element[0].getElementsByTagName('b')[0]);
expect(deepChild.inheritedData('myData')).toBeFalsy();
dealoc(element);
});
it('should work with the child html element instead if the current element is the document obj',
function() {
var item = {},
doc = jqLite(document),
html = doc.find('html');
html.data('item', item);
expect(doc.inheritedData('item')).toBe(item);
expect(html.inheritedData('item')).toBe(item);
dealoc(doc);
}
);
it('should return null values', function() {
var ul = jqLite('<ul><li><p><b>deep deep</b><p></li></ul>'),
li = ul.find('li'),
b = li.find('b');
ul.data('foo', 'bar');
li.data('foo', null);
expect(b.inheritedData('foo')).toBe(null);
expect(li.inheritedData('foo')).toBe(null);
expect(ul.inheritedData('foo')).toBe('bar');
dealoc(ul);
});
it('should pass through DocumentFragment boundaries via host', function() {
var host = jqLite('<div></div>'),
frag = document.createDocumentFragment(),
$frag = jqLite(frag);
frag.host = host[0];
host.data("foo", 123);
host.append($frag);
expect($frag.inheritedData("foo")).toBe(123);
dealoc(host);
dealoc($frag);
});
});
describe('scope', function() {
it('should retrieve scope attached to the current element', function() {
var element = jqLite('<i>foo</i>');
element.data('$scope', scope);
expect(element.scope()).toBe(scope);
dealoc(element);
});
it('should retrieve isolate scope attached to the current element', function() {
var element = jqLite('<i>foo</i>');
element.data('$isolateScope', scope);
expect(element.isolateScope()).toBe(scope);
dealoc(element);
});
it('should retrieve scope attached to the html element if it\'s requested on the document',
function() {
var doc = jqLite(document),
html = doc.find('html'),
scope = {};
html.data('$scope', scope);
expect(doc.scope()).toBe(scope);
expect(html.scope()).toBe(scope);
dealoc(doc);
});
it('should walk up the dom to find scope', function() {
var element = jqLite('<ul><li><p><b>deep deep</b><p></li></ul>');
var deepChild = jqLite(element[0].getElementsByTagName('b')[0]);
element.data('$scope', scope);
expect(deepChild.scope()).toBe(scope);
dealoc(element);
});
it('should return undefined when no scope was found', function() {
var element = jqLite('<ul><li><p><b>deep deep</b><p></li></ul>');
var deepChild = jqLite(element[0].getElementsByTagName('b')[0]);
expect(deepChild.scope()).toBeFalsy();
dealoc(element);
});
});
describe('isolateScope', function() {
it('should retrieve isolate scope attached to the current element', function() {
var element = jqLite('<i>foo</i>');
element.data('$isolateScope', scope);
expect(element.isolateScope()).toBe(scope);
dealoc(element);
});
it('should not walk up the dom to find scope', function() {
var element = jqLite('<ul><li><p><b>deep deep</b><p></li></ul>');
var deepChild = jqLite(element[0].getElementsByTagName('b')[0]);
element.data('$isolateScope', scope);
expect(deepChild.isolateScope()).toBeUndefined();
dealoc(element);
});
it('should return undefined when no scope was found', function() {
var element = jqLite('<div></div>');
expect(element.isolateScope()).toBeFalsy();
dealoc(element);
});
});
describe('injector', function() {
it('should retrieve injector attached to the current element or its parent', function() {
var template = jqLite('<div><span></span></div>'),
span = template.children().eq(0),
injector = angular.bootstrap(template);
expect(span.injector()).toBe(injector);
dealoc(template);
});
it('should retrieve injector attached to the html element if it\'s requested on document',
function() {
var doc = jqLite(document),
html = doc.find('html'),
injector = {};
html.data('$injector', injector);
expect(doc.injector()).toBe(injector);
expect(html.injector()).toBe(injector);
dealoc(doc);
});
it('should do nothing with a noncompiled template', function() {
var template = jqLite('<div><span></span></div>');
expect(template.injector()).toBeUndefined();
dealoc(template);
});
});
describe('controller', function() {
it('should retrieve controller attached to the current element or its parent', function() {
var div = jqLite('<div><span></span></div>'),
span = div.find('span');
div.data('$ngControllerController', 'ngController');
span.data('$otherController', 'other');
expect(span.controller()).toBe('ngController');
expect(span.controller('ngController')).toBe('ngController');
expect(span.controller('other')).toBe('other');
expect(div.controller()).toBe('ngController');
expect(div.controller('ngController')).toBe('ngController');
expect(div.controller('other')).toBe(undefined);
dealoc(div);
});
});
describe('data', function() {
it('should set and get and remove data', function() {
var selected = jqLite([a, b, c]);
expect(selected.data('prop')).toBeUndefined();
expect(selected.data('prop', 'value')).toBe(selected);
expect(selected.data('prop')).toBe('value');
expect(jqLite(a).data('prop')).toBe('value');
expect(jqLite(b).data('prop')).toBe('value');
expect(jqLite(c).data('prop')).toBe('value');
jqLite(a).data('prop', 'new value');
expect(jqLite(a).data('prop')).toBe('new value');
expect(selected.data('prop')).toBe('new value');
expect(jqLite(b).data('prop')).toBe('value');
expect(jqLite(c).data('prop')).toBe('value');
expect(selected.removeData('prop')).toBe(selected);
expect(jqLite(a).data('prop')).toBeUndefined();
expect(jqLite(b).data('prop')).toBeUndefined();
expect(jqLite(c).data('prop')).toBeUndefined();
});
it('should only remove the specified value when providing a property name to removeData', function() {
var selected = jqLite(a);
expect(selected.data('prop1')).toBeUndefined();
selected.data('prop1', 'value');
selected.data('prop2', 'doublevalue');
expect(selected.data('prop1')).toBe('value');
expect(selected.data('prop2')).toBe('doublevalue');
selected.removeData('prop1');
expect(selected.data('prop1')).toBeUndefined();
expect(selected.data('prop2')).toBe('doublevalue');
selected.removeData('prop2');
});
it('should add and remove data on SVGs', function() {
var svg = jqLite('<svg><rect></rect></svg>');
svg.data('svg-level', 1);
expect(svg.data('svg-level')).toBe(1);
svg.children().data('rect-level', 2);
expect(svg.children().data('rect-level')).toBe(2);
svg.remove();
});
it('should not add to the cache if the node is a comment or text node', function() {
var nodes = jqLite('<!-- some comment --> and some text');
expect(jqLiteCacheSize()).toEqual(0);
nodes.data('someKey');
expect(jqLiteCacheSize()).toEqual(0);
nodes.data('someKey', 'someValue');
expect(jqLiteCacheSize()).toEqual(0);
});
it('should provide the non-wrapped data calls', function() {
var node = document.createElement('div');
expect(jqLite.data(node, "foo")).toBeUndefined();
jqLite.data(node, "foo", "bar");
expect(jqLite.data(node, "foo")).toBe("bar");
expect(jqLite(node).data("foo")).toBe("bar");
expect(jqLite.data(node)).toBe(jqLite(node).data());
jqLite.removeData(node, "foo");
expect(jqLite.data(node, "foo")).toBeUndefined();
jqLite.data(node, "bar", "baz");
jqLite.removeData(node);
jqLite.removeData(node);
expect(jqLite.data(node, "bar")).toBeUndefined();
});
it('should emit $destroy event if element removed via remove()', function() {
var log = '';
var element = jqLite(a);
element.on('$destroy', function() {log+= 'destroy;';});
element.remove();
expect(log).toEqual('destroy;');
});
it('should emit $destroy event if an element is removed via html(\'\')', inject(function(log) {
var element = jqLite('<div><span>x</span></div>');
element.find('span').on('$destroy', log.fn('destroyed'));
element.html('');
expect(element.html()).toBe('');
expect(log).toEqual('destroyed');
}));
it('should emit $destroy event if an element is removed via empty()', inject(function(log) {
var element = jqLite('<div><span>x</span></div>');
element.find('span').on('$destroy', log.fn('destroyed'));
element.empty();
expect(element.html()).toBe('');
expect(log).toEqual('destroyed');
}));
it('should keep data if an element is removed via detach()', function() {
var root = jqLite('<div><span>abc</span></div>'),
span = root.find('span'),
data = span.data();
span.data('foo', 'bar');
span.detach();
expect(data).toEqual({foo: 'bar'});
span.remove();
});
it('should retrieve all data if called without params', function() {
var element = jqLite(a);
expect(element.data()).toEqual({});
element.data('foo', 'bar');
expect(element.data()).toEqual({foo: 'bar'});
element.data().baz = 'xxx';
expect(element.data()).toEqual({foo: 'bar', baz: 'xxx'});
});
it('should create a new data object if called without args', function() {
var element = jqLite(a),
data = element.data();
expect(data).toEqual({});
element.data('foo', 'bar');
expect(data).toEqual({foo: 'bar'});
});
it('should create a new data object if called with a single object arg', function() {
var element = jqLite(a),
newData = {foo: 'bar'};
element.data(newData);
expect(element.data()).toEqual({foo: 'bar'});
expect(element.data()).not.toBe(newData); // create a copy
});
it('should merge existing data object with a new one if called with a single object arg',
function() {
var element = jqLite(a);
element.data('existing', 'val');
expect(element.data()).toEqual({existing: 'val'});
var oldData = element.data(),
newData = {meLike: 'turtles', 'youLike': 'carrots'};
expect(element.data(newData)).toBe(element);
expect(element.data()).toEqual({meLike: 'turtles', youLike: 'carrots', existing: 'val'});
expect(element.data()).toBe(oldData); // merge into the old object
});
describe('data cleanup', function() {
it('should remove data on element removal', function() {
var div = jqLite('<div><span>text</span></div>'),
span = div.find('span');
span.data('name', 'angular');
span.remove();
expect(span.data('name')).toBeUndefined();
});
it('should remove event listeners on element removal', function() {
var div = jqLite('<div><span>text</span></div>'),
span = div.find('span'),
log = '';
span.on('click', function() { log += 'click;'; });
browserTrigger(span);
expect(log).toEqual('click;');
span.remove();
browserTrigger(span);
expect(log).toEqual('click;');
});
it('should work if the descendants of the element change while it\'s being removed', function() {
var div = jqLite('<div><p><span>text</span></p></div>');
div.find('p').on('$destroy', function() {
div.find('span').remove();
});
expect(function() {
div.remove();
}).not.toThrow();
});
});
});
describe('attr', function() {
it('should read write and remove attr', function() {
var selector = jqLite([a, b]);
expect(selector.attr('prop', 'value')).toEqual(selector);
expect(jqLite(a).attr('prop')).toEqual('value');
expect(jqLite(b).attr('prop')).toEqual('value');
expect(selector.attr({'prop': 'new value'})).toEqual(selector);
expect(jqLite(a).attr('prop')).toEqual('new value');
expect(jqLite(b).attr('prop')).toEqual('new value');
jqLite(b).attr({'prop': 'new value 2'});
expect(jqLite(selector).attr('prop')).toEqual('new value');
expect(jqLite(b).attr('prop')).toEqual('new value 2');
selector.removeAttr('prop');
expect(jqLite(a).attr('prop')).toBeFalsy();
expect(jqLite(b).attr('prop')).toBeFalsy();
});
it('should read boolean attributes as strings', function() {
var select = jqLite('<select>');
expect(select.attr('multiple')).toBeUndefined();
expect(jqLite('<select multiple>').attr('multiple')).toBe('multiple');
expect(jqLite('<select multiple="">').attr('multiple')).toBe('multiple');
expect(jqLite('<select multiple="x">').attr('multiple')).toBe('multiple');
});
it('should add/remove boolean attributes', function() {
var select = jqLite('<select>');
select.attr('multiple', false);
expect(select.attr('multiple')).toBeUndefined();
select.attr('multiple', true);
expect(select.attr('multiple')).toBe('multiple');
});
it('should normalize the case of boolean attributes', function() {
var input = jqLite('<input readonly>');
expect(input.attr('readonly')).toBe('readonly');
expect(input.attr('readOnly')).toBe('readonly');
expect(input.attr('READONLY')).toBe('readonly');
input.attr('readonly', false);
expect(input[0].getAttribute('readonly')).toBe(null);
input.attr('readOnly', 'READonly');
expect(input.attr('readonly')).toBe('readonly');
expect(input.attr('readOnly')).toBe('readonly');
});
it('should return undefined for non-existing attributes', function() {
var elm = jqLite('<div class="any">a</div>');
expect(elm.attr('non-existing')).toBeUndefined();
});
it('should return undefined for non-existing attributes on input', function() {
var elm = jqLite('<input>');
expect(elm.attr('readonly')).toBeUndefined();
expect(elm.attr('readOnly')).toBeUndefined();
expect(elm.attr('disabled')).toBeUndefined();
});
});
describe('prop', function() {
it('should read element property', function() {
var elm = jqLite('<div class="foo">a</div>');
expect(elm.prop('className')).toBe('foo');
});
it('should set element property to a value', function() {
var elm = jqLite('<div class="foo">a</div>');
elm.prop('className', 'bar');
expect(elm[0].className).toBe('bar');
expect(elm.prop('className')).toBe('bar');
});
it('should set boolean element property', function() {
var elm = jqLite('<input type="checkbox">');
expect(elm.prop('checked')).toBe(false);
elm.prop('checked', true);
expect(elm.prop('checked')).toBe(true);
elm.prop('checked', '');
expect(elm.prop('checked')).toBe(false);
elm.prop('checked', 'lala');
expect(elm.prop('checked')).toBe(true);
elm.prop('checked', null);
expect(elm.prop('checked')).toBe(false);
});
});
describe('class', function() {
it('should properly do with SVG elements', function() {
// this is a jqLite & SVG only test (jquery doesn't behave this way right now, which is a bug)
if (!window.SVGElement || !_jqLiteMode) return;
var svg = jqLite('<svg><rect></rect></svg>');
var rect = svg.children();
expect(rect.hasClass('foo-class')).toBe(false);
rect.addClass('foo-class');
expect(rect.hasClass('foo-class')).toBe(true);
rect.removeClass('foo-class');
expect(rect.hasClass('foo-class')).toBe(false);
});
it('should ignore comment elements', function() {
var comment = jqLite(document.createComment('something'));
comment.addClass('whatever');
comment.hasClass('whatever');
comment.toggleClass('whatever');
comment.removeClass('whatever');
});
describe('hasClass', function() {
it('should check class', function() {
var selector = jqLite([a, b]);
expect(selector.hasClass('abc')).toEqual(false);
});
it('should make sure that partial class is not checked as a subset', function() {
var selector = jqLite([a, b]);
selector.addClass('a');
selector.addClass('b');
selector.addClass('c');
expect(selector.addClass('abc')).toEqual(selector);
expect(selector.removeClass('abc')).toEqual(selector);
expect(jqLite(a).hasClass('abc')).toEqual(false);
expect(jqLite(b).hasClass('abc')).toEqual(false);
expect(jqLite(a).hasClass('a')).toEqual(true);
expect(jqLite(a).hasClass('b')).toEqual(true);
expect(jqLite(a).hasClass('c')).toEqual(true);
});
});
describe('addClass', function() {
it('should allow adding of class', function() {
var selector = jqLite([a, b]);
expect(selector.addClass('abc')).toEqual(selector);
expect(jqLite(a).hasClass('abc')).toEqual(true);
expect(jqLite(b).hasClass('abc')).toEqual(true);
});
it('should ignore falsy values', function() {
var jqA = jqLite(a);
expect(jqA[0].className).toBe('');
jqA.addClass(undefined);
expect(jqA[0].className).toBe('');
jqA.addClass(null);
expect(jqA[0].className).toBe('');
jqA.addClass(false);
expect(jqA[0].className).toBe('');
});
it('should allow multiple classes to be added in a single string', function() {
var jqA = jqLite(a);
expect(a.className).toBe('');
jqA.addClass('foo bar baz');
expect(a.className).toBe('foo bar baz');
});
it('should not add duplicate classes', function() {
var jqA = jqLite(a);
expect(a.className).toBe('');
a.className = 'foo';
jqA.addClass('foo');
expect(a.className).toBe('foo');
jqA.addClass('bar foo baz');
expect(a.className).toBe('foo bar baz');
});
});
describe('toggleClass', function() {
it('should allow toggling of class', function() {
var selector = jqLite([a, b]);
expect(selector.toggleClass('abc')).toEqual(selector);
expect(jqLite(a).hasClass('abc')).toEqual(true);
expect(jqLite(b).hasClass('abc')).toEqual(true);
expect(selector.toggleClass('abc')).toEqual(selector);
expect(jqLite(a).hasClass('abc')).toEqual(false);
expect(jqLite(b).hasClass('abc')).toEqual(false);
expect(selector.toggleClass('abc'), true).toEqual(selector);
expect(jqLite(a).hasClass('abc')).toEqual(true);
expect(jqLite(b).hasClass('abc')).toEqual(true);
expect(selector.toggleClass('abc'), false).toEqual(selector);
expect(jqLite(a).hasClass('abc')).toEqual(false);
expect(jqLite(b).hasClass('abc')).toEqual(false);
});
it('should allow toggling multiple classes without a condition', function() {
var selector = jqLite([a, b]);
expect(selector.toggleClass('abc cde')).toBe(selector);
expect(jqLite(a).hasClass('abc')).toBe(true);
expect(jqLite(a).hasClass('cde')).toBe(true);
expect(jqLite(b).hasClass('abc')).toBe(true);
expect(jqLite(b).hasClass('cde')).toBe(true);
expect(selector.toggleClass('abc cde')).toBe(selector);
expect(jqLite(a).hasClass('abc')).toBe(false);
expect(jqLite(a).hasClass('cde')).toBe(false);
expect(jqLite(b).hasClass('abc')).toBe(false);
expect(jqLite(b).hasClass('cde')).toBe(false);
expect(selector.toggleClass('abc')).toBe(selector);
expect(selector.toggleClass('abc cde')).toBe(selector);
expect(jqLite(a).hasClass('abc')).toBe(false);
expect(jqLite(a).hasClass('cde')).toBe(true);
expect(jqLite(b).hasClass('abc')).toBe(false);
expect(jqLite(b).hasClass('cde')).toBe(true);
expect(selector.toggleClass('abc cde')).toBe(selector);
expect(jqLite(a).hasClass('abc')).toBe(true);
expect(jqLite(a).hasClass('cde')).toBe(false);
expect(jqLite(b).hasClass('abc')).toBe(true);
expect(jqLite(b).hasClass('cde')).toBe(false);
});
it('should allow toggling multiple classes with a condition', function() {
var selector = jqLite([a, b]);
selector.addClass('abc');
expect(selector.toggleClass('abc cde', true)).toBe(selector);
expect(jqLite(a).hasClass('abc')).toBe(true);
expect(jqLite(a).hasClass('cde')).toBe(true);
expect(jqLite(b).hasClass('abc')).toBe(true);
expect(jqLite(b).hasClass('cde')).toBe(true);
selector.removeClass('abc');
expect(selector.toggleClass('abc cde', false)).toBe(selector);
expect(jqLite(a).hasClass('abc')).toBe(false);
expect(jqLite(a).hasClass('cde')).toBe(false);
expect(jqLite(b).hasClass('abc')).toBe(false);
expect(jqLite(b).hasClass('cde')).toBe(false);
});
it('should not break for null / undefined selectors', function() {
var selector = jqLite([a, b]);
expect(selector.toggleClass(null)).toBe(selector);
expect(selector.toggleClass(undefined)).toBe(selector);
});
});
describe('removeClass', function() {
it('should allow removal of class', function() {
var selector = jqLite([a, b]);
expect(selector.addClass('abc')).toEqual(selector);
expect(selector.removeClass('abc')).toEqual(selector);
expect(jqLite(a).hasClass('abc')).toEqual(false);
expect(jqLite(b).hasClass('abc')).toEqual(false);
});
it('should correctly remove middle class', function() {
var element = jqLite('<div class="foo bar baz"></div>');
expect(element.hasClass('bar')).toBe(true);
element.removeClass('bar');
expect(element.hasClass('foo')).toBe(true);
expect(element.hasClass('bar')).toBe(false);
expect(element.hasClass('baz')).toBe(true);
});
it('should remove multiple classes specified as one string', function() {
var jqA = jqLite(a);
a.className = 'foo bar baz';
jqA.removeClass('foo baz noexistent');
expect(a.className).toBe('bar');
});
});
});
describe('css', function() {
it('should set and read css', function() {
var selector = jqLite([a, b]);
expect(selector.css('margin', '1px')).toEqual(selector);
expect(jqLite(a).css('margin')).toEqual('1px');
expect(jqLite(b).css('margin')).toEqual('1px');
expect(selector.css({'margin': '2px'})).toEqual(selector);
expect(jqLite(a).css('margin')).toEqual('2px');
expect(jqLite(b).css('margin')).toEqual('2px');
jqLite(b).css({'margin': '3px'});
expect(jqLite(selector).css('margin')).toEqual('2px');
expect(jqLite(a).css('margin')).toEqual('2px');
expect(jqLite(b).css('margin')).toEqual('3px');
selector.css('margin', '');
expect(jqLite(a).css('margin')).toBeFalsy();
expect(jqLite(b).css('margin')).toBeFalsy();
});
it('should set a bunch of css properties specified via an object', function() {
expect(jqLite(a).css('margin')).toBeFalsy();
expect(jqLite(a).css('padding')).toBeFalsy();
expect(jqLite(a).css('border')).toBeFalsy();
jqLite(a).css({'margin': '1px', 'padding': '2px', 'border': ''});
expect(jqLite(a).css('margin')).toBe('1px');
expect(jqLite(a).css('padding')).toBe('2px');
expect(jqLite(a).css('border')).toBeFalsy();
});
it('should correctly handle dash-separated and camelCased properties', function() {
var jqA = jqLite(a);
expect(jqA.css('z-index')).toBeOneOf('', 'auto');
expect(jqA.css('zIndex')).toBeOneOf('', 'auto');
jqA.css({'zIndex':5});
expect(jqA.css('z-index')).toBeOneOf('5', 5);
expect(jqA.css('zIndex')).toBeOneOf('5', 5);
jqA.css({'z-index':7});
expect(jqA.css('z-index')).toBeOneOf('7', 7);
expect(jqA.css('zIndex')).toBeOneOf('7', 7);
});
});
describe('text', function() {
it('should return null on empty', function() {
expect(jqLite().length).toEqual(0);
expect(jqLite().text()).toEqual('');
});
it('should read/write value', function() {
var element = jqLite('<div>ab</div><span>c</span>');
expect(element.length).toEqual(2);
expect(element[0].innerHTML).toEqual('ab');
expect(element[1].innerHTML).toEqual('c');
expect(element.text()).toEqual('abc');
expect(element.text('xyz') == element).toBeTruthy();
expect(element.text()).toEqual('xyzxyz');
});
it('should return text only for element or text nodes', function() {
expect(jqLite('<div>foo</div>').text()).toBe('foo');
expect(jqLite('<div>foo</div>').contents().eq(0).text()).toBe('foo');
expect(jqLite(document.createComment('foo')).text()).toBe('');
});
});
describe('val', function() {
it('should read, write value', function() {
var input = jqLite('<input type="text"/>');
expect(input.val('abc')).toEqual(input);
expect(input[0].value).toEqual('abc');
expect(input.val()).toEqual('abc');
});
it('should get an array of selected elements from a multi select', function() {
expect(jqLite(
'<select multiple>' +
'<option selected>test 1</option>' +
'<option selected>test 2</option>' +
'</select>').val()).toEqual(['test 1', 'test 2']);
expect(jqLite(
'<select multiple>' +
'<option selected>test 1</option>' +
'<option>test 2</option>' +
'</select>').val()).toEqual(['test 1']);
expect(jqLite(
'<select multiple>' +
'<option>test 1</option>' +
'<option>test 2</option>' +
'</select>').val()).toEqual(null);
});
});
describe('html', function() {
it('should return null on empty', function() {
expect(jqLite().length).toEqual(0);
expect(jqLite().html()).toEqual(null);
});
it('should read/write a value', function() {
var element = jqLite('<div>abc</div>');
expect(element.length).toEqual(1);
expect(element[0].innerHTML).toEqual('abc');
expect(element.html()).toEqual('abc');
expect(element.html('xyz') == element).toBeTruthy();
expect(element.html()).toEqual('xyz');
});
});
describe('empty', function() {
it('should write a value', function() {
var element = jqLite('<div>abc</div>');
expect(element.length).toEqual(1);
expect(element.empty() == element).toBeTruthy();
expect(element.html()).toEqual('');
});
});
describe('on', function() {
it('should bind to window on hashchange', function() {
if (jqLite.fn) return; // don't run in jQuery
var eventFn;
var window = {
document: {},
location: {},
alert: noop,
setInterval: noop,
length:10, // pretend you are an array
addEventListener: function(type, fn) {
expect(type).toEqual('hashchange');
eventFn = fn;
},
removeEventListener: noop
};
window.window = window;
var log;
var jWindow = jqLite(window).on('hashchange', function() {
log = 'works!';
});
eventFn({type: 'hashchange'});
expect(log).toEqual('works!');
dealoc(jWindow);
});
it('should bind to all elements and return functions', function() {
var selected = jqLite([a, b]);
var log = '';
expect(selected.on('click', function() {
log += 'click on: ' + jqLite(this).text() + ';';
})).toEqual(selected);
browserTrigger(a, 'click');
expect(log).toEqual('click on: A;');
browserTrigger(b, 'click');
expect(log).toEqual('click on: A;click on: B;');
});
it('should not bind to comment or text nodes', function() {
var nodes = jqLite('<!-- some comment -->Some text');
var someEventHandler = jasmine.createSpy('someEventHandler');
nodes.on('someEvent', someEventHandler);
nodes.triggerHandler('someEvent');
expect(someEventHandler).not.toHaveBeenCalled();
});
it('should bind to all events separated by space', function() {
var elm = jqLite(a),
callback = jasmine.createSpy('callback');
elm.on('click keypress', callback);
elm.on('click', callback);
browserTrigger(a, 'click');
expect(callback).toHaveBeenCalled();
expect(callback.callCount).toBe(2);
callback.reset();
browserTrigger(a, 'keypress');
expect(callback).toHaveBeenCalled();
expect(callback.callCount).toBe(1);
});
it('should set event.target on IE', function() {
var elm = jqLite(a);
elm.on('click', function(event) {
expect(event.target).toBe(a);
});
browserTrigger(a, 'click');
});
it('should have event.isDefaultPrevented method', function() {
var element = jqLite(a),
clickSpy = jasmine.createSpy('clickSpy');
clickSpy.andCallFake(function(e) {
expect(function() {
expect(e.isDefaultPrevented()).toBe(false);
e.preventDefault();
expect(e.isDefaultPrevented()).toBe(true);
}).not.toThrow();
});
element.on('click', clickSpy);
browserTrigger(a, 'click');
expect(clickSpy).toHaveBeenCalled();
});
it('should stop triggering handlers when stopImmediatePropagation is called', function() {
var element = jqLite(a),
clickSpy1 = jasmine.createSpy('clickSpy1'),
clickSpy2 = jasmine.createSpy('clickSpy2').andCallFake(function(event) { event.stopImmediatePropagation(); }),
clickSpy3 = jasmine.createSpy('clickSpy3'),
clickSpy4 = jasmine.createSpy('clickSpy4');
element.on('click', clickSpy1);
element.on('click', clickSpy2);
element.on('click', clickSpy3);
element[0].addEventListener('click', clickSpy4);
browserTrigger(element, 'click');
expect(clickSpy1).toHaveBeenCalled();
expect(clickSpy2).toHaveBeenCalled();
expect(clickSpy3).not.toHaveBeenCalled();
expect(clickSpy4).not.toHaveBeenCalled();
});
it('should execute stopPropagation when stopImmediatePropagation is called', function() {
var element = jqLite(a),
clickSpy = jasmine.createSpy('clickSpy');
clickSpy.andCallFake(function(event) {
spyOn(event, 'stopPropagation');
event.stopImmediatePropagation();
expect(event.stopPropagation).toHaveBeenCalled();
});
element.on('click', clickSpy);
browserTrigger(element, 'click');
expect(clickSpy).toHaveBeenCalled();
});
it('should have event.isImmediatePropagationStopped method', function() {
var element = jqLite(a),
clickSpy = jasmine.createSpy('clickSpy');
clickSpy.andCallFake(function(event) {
expect(event.isImmediatePropagationStopped()).toBe(false);
event.stopImmediatePropagation();
expect(event.isImmediatePropagationStopped()).toBe(true);
});
element.on('click', clickSpy);
browserTrigger(element, 'click');
expect(clickSpy).toHaveBeenCalled();
});
describe('mouseenter-mouseleave', function() {
var root, parent, sibling, child, log;
beforeEach(function() {
log = '';
root = jqLite('<div>root<p>parent<span>child</span></p><ul></ul></div>');
parent = root.find('p');
sibling = root.find('ul');
child = parent.find('span');
parent.on('mouseenter', function() { log += 'parentEnter;'; });
parent.on('mouseleave', function() { log += 'parentLeave;'; });
child.on('mouseenter', function() { log += 'childEnter;'; });
child.on('mouseleave', function() { log += 'childLeave;'; });
});
afterEach(function() {
dealoc(root);
});
it('should fire mouseenter when coming from outside the browser window', function() {
if (window.jQuery) return;
var browserMoveTrigger = function(from, to) {
var fireEvent = function(type, element, relatedTarget) {
var evnt;
evnt = document.createEvent('MouseEvents');
var originalPreventDefault = evnt.preventDefault,
appWindow = window,
fakeProcessDefault = true,
finalProcessDefault;
evnt.preventDefault = function() {
fakeProcessDefault = false;
return originalPreventDefault.apply(evnt, arguments);
};
var x = 0, y = 0;
evnt.initMouseEvent(type, true, true, window, 0, x, y, x, y, false, false,
false, false, 0, relatedTarget);
element.dispatchEvent(evnt);
};
fireEvent('mouseout', from[0], to[0]);
fireEvent('mouseover', to[0], from[0]);
};
browserMoveTrigger(root, parent);
expect(log).toEqual('parentEnter;');
browserMoveTrigger(parent, child);
expect(log).toEqual('parentEnter;childEnter;');
browserMoveTrigger(child, parent);
expect(log).toEqual('parentEnter;childEnter;childLeave;');
browserMoveTrigger(parent, root);
expect(log).toEqual('parentEnter;childEnter;childLeave;parentLeave;');
});
});
// Only run this test for jqLite and not normal jQuery
if (_jqLiteMode) {
it('should throw an error if eventData or a selector is passed', function() {
var elm = jqLite(a),
anObj = {},
aString = '',
aValue = 45,
callback = function() {};
expect(function() {
elm.on('click', anObj, callback);
}).toThrowMinErr('jqLite', 'onargs');
expect(function() {
elm.on('click', null, aString, callback);
}).toThrowMinErr('jqLite', 'onargs');
expect(function() {
elm.on('click', aValue, callback);
}).toThrowMinErr('jqLite', 'onargs');
});
}
});
describe('off', function() {
it('should do nothing when no listener was registered with bound', function() {
var aElem = jqLite(a);
aElem.off();
aElem.off('click');
aElem.off('click', function() {});
});
it('should do nothing when a specific listener was not registered', function() {
var aElem = jqLite(a);
aElem.on('click', function() {});
aElem.off('mouseenter', function() {});
});
it('should deregister all listeners', function() {
var aElem = jqLite(a),
clickSpy = jasmine.createSpy('click'),
mouseoverSpy = jasmine.createSpy('mouseover');
aElem.on('click', clickSpy);
aElem.on('mouseover', mouseoverSpy);
browserTrigger(a, 'click');
expect(clickSpy).toHaveBeenCalledOnce();
browserTrigger(a, 'mouseover');
expect(mouseoverSpy).toHaveBeenCalledOnce();
clickSpy.reset();
mouseoverSpy.reset();
aElem.off();
browserTrigger(a, 'click');
expect(clickSpy).not.toHaveBeenCalled();
browserTrigger(a, 'mouseover');
expect(mouseoverSpy).not.toHaveBeenCalled();
});
it('should deregister listeners for specific type', function() {
var aElem = jqLite(a),
clickSpy = jasmine.createSpy('click'),
mouseoverSpy = jasmine.createSpy('mouseover');
aElem.on('click', clickSpy);
aElem.on('mouseover', mouseoverSpy);
browserTrigger(a, 'click');
expect(clickSpy).toHaveBeenCalledOnce();
browserTrigger(a, 'mouseover');
expect(mouseoverSpy).toHaveBeenCalledOnce();
clickSpy.reset();
mouseoverSpy.reset();
aElem.off('click');
browserTrigger(a, 'click');
expect(clickSpy).not.toHaveBeenCalled();
browserTrigger(a, 'mouseover');
expect(mouseoverSpy).toHaveBeenCalledOnce();
mouseoverSpy.reset();
aElem.off('mouseover');
browserTrigger(a, 'mouseover');
expect(mouseoverSpy).not.toHaveBeenCalled();
});
it('should deregister all listeners for types separated by spaces', function() {
var aElem = jqLite(a),
clickSpy = jasmine.createSpy('click'),
mouseoverSpy = jasmine.createSpy('mouseover');
aElem.on('click', clickSpy);
aElem.on('mouseover', mouseoverSpy);
browserTrigger(a, 'click');
expect(clickSpy).toHaveBeenCalledOnce();
browserTrigger(a, 'mouseover');
expect(mouseoverSpy).toHaveBeenCalledOnce();
clickSpy.reset();
mouseoverSpy.reset();
aElem.off('click mouseover');
browserTrigger(a, 'click');
expect(clickSpy).not.toHaveBeenCalled();
browserTrigger(a, 'mouseover');
expect(mouseoverSpy).not.toHaveBeenCalled();
});
it('should deregister specific listener', function() {
var aElem = jqLite(a),
clickSpy1 = jasmine.createSpy('click1'),
clickSpy2 = jasmine.createSpy('click2');
aElem.on('click', clickSpy1);
aElem.on('click', clickSpy2);
browserTrigger(a, 'click');
expect(clickSpy1).toHaveBeenCalledOnce();
expect(clickSpy2).toHaveBeenCalledOnce();
clickSpy1.reset();
clickSpy2.reset();
aElem.off('click', clickSpy1);
browserTrigger(a, 'click');
expect(clickSpy1).not.toHaveBeenCalled();
expect(clickSpy2).toHaveBeenCalledOnce();
clickSpy2.reset();
aElem.off('click', clickSpy2);
browserTrigger(a, 'click');
expect(clickSpy2).not.toHaveBeenCalled();
});
it('should deregister specific listener within the listener and call subsequent listeners', function() {
var aElem = jqLite(a),
clickSpy = jasmine.createSpy('click'),
clickOnceSpy = jasmine.createSpy('clickOnce').andCallFake(function() {
aElem.off('click', clickOnceSpy);
});
aElem.on('click', clickOnceSpy);
aElem.on('click', clickSpy);
browserTrigger(a, 'click');
expect(clickOnceSpy).toHaveBeenCalledOnce();
expect(clickSpy).toHaveBeenCalledOnce();
browserTrigger(a, 'click');
expect(clickOnceSpy).toHaveBeenCalledOnce();
expect(clickSpy.callCount).toBe(2);
});
it('should deregister specific listener for multiple types separated by spaces', function() {
var aElem = jqLite(a),
masterSpy = jasmine.createSpy('master'),
extraSpy = jasmine.createSpy('extra');
aElem.on('click', masterSpy);
aElem.on('click', extraSpy);
aElem.on('mouseover', masterSpy);
browserTrigger(a, 'click');
browserTrigger(a, 'mouseover');
expect(masterSpy.callCount).toBe(2);
expect(extraSpy).toHaveBeenCalledOnce();
masterSpy.reset();
extraSpy.reset();
aElem.off('click mouseover', masterSpy);
browserTrigger(a, 'click');
browserTrigger(a, 'mouseover');
expect(masterSpy).not.toHaveBeenCalled();
expect(extraSpy).toHaveBeenCalledOnce();
});
describe('native listener deregistration', function() {
it('should deregister the native listener when all jqLite listeners for given type are gone ' +
'after off("eventName", listener) call', function() {
var aElem = jqLite(a);
var addEventListenerSpy = spyOn(aElem[0], 'addEventListener').andCallThrough();
var removeEventListenerSpy = spyOn(aElem[0], 'removeEventListener').andCallThrough();
var nativeListenerFn;
var jqLiteListener = function() {};
aElem.on('click', jqLiteListener);
expect(addEventListenerSpy).toHaveBeenCalledOnceWith('click', jasmine.any(Function), false);
nativeListenerFn = addEventListenerSpy.mostRecentCall.args[1];
expect(removeEventListenerSpy).not.toHaveBeenCalled();
aElem.off('click', jqLiteListener);
expect(removeEventListenerSpy).toHaveBeenCalledOnceWith('click', nativeListenerFn, false);
});
it('should deregister the native listener when all jqLite listeners for given type are gone ' +
'after off("eventName") call', function() {
var aElem = jqLite(a);
var addEventListenerSpy = spyOn(aElem[0], 'addEventListener').andCallThrough();
var removeEventListenerSpy = spyOn(aElem[0], 'removeEventListener').andCallThrough();
var nativeListenerFn;
aElem.on('click', function() {});
expect(addEventListenerSpy).toHaveBeenCalledOnceWith('click', jasmine.any(Function), false);
nativeListenerFn = addEventListenerSpy.mostRecentCall.args[1];
expect(removeEventListenerSpy).not.toHaveBeenCalled();
aElem.off('click');
expect(removeEventListenerSpy).toHaveBeenCalledOnceWith('click', nativeListenerFn, false);
});
it('should deregister the native listener when all jqLite listeners for given type are gone ' +
'after off("eventName1 eventName2") call', function() {
var aElem = jqLite(a);
var addEventListenerSpy = spyOn(aElem[0], 'addEventListener').andCallThrough();
var removeEventListenerSpy = spyOn(aElem[0], 'removeEventListener').andCallThrough();
var nativeListenerFn;
aElem.on('click', function() {});
expect(addEventListenerSpy).toHaveBeenCalledOnceWith('click', jasmine.any(Function), false);
nativeListenerFn = addEventListenerSpy.mostRecentCall.args[1];
addEventListenerSpy.reset();
aElem.on('dblclick', function() {});
expect(addEventListenerSpy).toHaveBeenCalledOnceWith('dblclick', nativeListenerFn, false);
expect(removeEventListenerSpy).not.toHaveBeenCalled();
aElem.off('click dblclick');
expect(removeEventListenerSpy).toHaveBeenCalledWith('click', nativeListenerFn, false);
expect(removeEventListenerSpy).toHaveBeenCalledWith('dblclick', nativeListenerFn, false);
expect(removeEventListenerSpy.callCount).toBe(2);
});
it('should deregister the native listener when all jqLite listeners for given type are gone ' +
'after off() call', function() {
var aElem = jqLite(a);
var addEventListenerSpy = spyOn(aElem[0], 'addEventListener').andCallThrough();
var removeEventListenerSpy = spyOn(aElem[0], 'removeEventListener').andCallThrough();
var nativeListenerFn;
aElem.on('click', function() {});
expect(addEventListenerSpy).toHaveBeenCalledOnceWith('click', jasmine.any(Function), false);
nativeListenerFn = addEventListenerSpy.mostRecentCall.args[1];
addEventListenerSpy.reset();
aElem.on('dblclick', function() {});
expect(addEventListenerSpy).toHaveBeenCalledOnceWith('dblclick', nativeListenerFn, false);
aElem.off();
expect(removeEventListenerSpy).toHaveBeenCalledWith('click', nativeListenerFn, false);
expect(removeEventListenerSpy).toHaveBeenCalledWith('dblclick', nativeListenerFn, false);
expect(removeEventListenerSpy.callCount).toBe(2);
});
});
// Only run this test for jqLite and not normal jQuery
if (_jqLiteMode) {
it('should throw an error if a selector is passed', function() {
var aElem = jqLite(a);
aElem.on('click', noop);
expect(function() {
aElem.off('click', noop, '.test');
}).toThrowMatching(/\[jqLite:offargs\]/);
});
}
});
describe('one', function() {
it('should only fire the callback once', function() {
var element = jqLite(a);
var spy = jasmine.createSpy('click');
element.one('click', spy);
browserTrigger(element, 'click');
expect(spy).toHaveBeenCalledOnce();
browserTrigger(element, 'click');
expect(spy).toHaveBeenCalledOnce();
});
it('should deregister when off is called', function() {
var element = jqLite(a);
var spy = jasmine.createSpy('click');
element.one('click', spy);
element.off('click', spy);
browserTrigger(element, 'click');
expect(spy).not.toHaveBeenCalled();
});
it('should return the same event object just as on() does', function() {
var element = jqLite(a);
var eventA, eventB;
element.on('click', function(event) {
eventA = event;
});
element.one('click', function(event) {
eventB = event;
});
browserTrigger(element, 'click');
expect(eventA).toEqual(eventB);
});
it('should not remove other event handlers of the same type after execution', function() {
var element = jqLite(a);
var calls = [];
element.one('click', function(event) {
calls.push('one');
});
element.on('click', function(event) {
calls.push('on');
});
browserTrigger(element, 'click');
browserTrigger(element, 'click');
expect(calls).toEqual(['one','on','on']);
});
});
describe('replaceWith', function() {
it('should replaceWith', function() {
var root = jqLite('<div>').html('before-<div></div>after');
var div = root.find('div');
expect(div.replaceWith('<span>span-</span><b>bold-</b>')).toEqual(div);
expect(root.text()).toEqual('before-span-bold-after');
});
it('should replaceWith text', function() {
var root = jqLite('<div>').html('before-<div></div>after');
var div = root.find('div');
expect(div.replaceWith('text-')).toEqual(div);
expect(root.text()).toEqual('before-text-after');
});
});
describe('children', function() {
it('should only select element nodes', function() {
var root = jqLite('<div><!-- some comment -->before-<div></div>after-<span></span>');
var div = root.find('div');
var span = root.find('span');
expect(root.children()).toJqEqual([div, span]);
});
});
describe('contents', function() {
it('should select all types child nodes', function() {
var root = jqLite('<div><!-- some comment -->before-<div></div>after-<span></span></div>');
var contents = root.contents();
expect(contents.length).toEqual(5);
expect(contents[0].data).toEqual(' some comment ');
expect(contents[1].data).toEqual('before-');
});
it('should select all types iframe contents', function() {
var iframe_ = document.createElement('iframe');
var tested = false;
var iframe = jqLite(iframe_);
function test() {
var doc = iframe_.contentDocument || iframe_.contentWindow.document;
doc.body.innerHTML = '\n<span>Text</span>\n';
var contents = iframe.contents();
expect(contents[0]).toBeTruthy();
expect(contents.length).toBe(1);
expect(contents.prop('nodeType')).toBe(9);
expect(contents[0].body).toBeTruthy();
expect(jqLite(contents[0].body).contents().length).toBe(3);
iframe.remove();
doc = null;
tested = true;
}
iframe_.onload = iframe_.onreadystatechange = function() {
if (iframe_.contentDocument) test();
};
/* jshint scripturl:true */
iframe_.src = 'javascript:false';
jqLite(document).find('body').append(iframe);
// This test is potentially flaky on CI cloud instances, so there is a generous
// wait period...
waitsFor(function() { return tested; }, 'iframe to load', 5000);
});
});
describe('append', function() {
it('should append', function() {
var root = jqLite('<div>');
expect(root.append('<span>abc</span>')).toEqual(root);
expect(root.html().toLowerCase()).toEqual('<span>abc</span>');
});
it('should append text', function() {
var root = jqLite('<div>');
expect(root.append('text')).toEqual(root);
expect(root.html()).toEqual('text');
});
it('should append to document fragment', function() {
var root = jqLite(document.createDocumentFragment());
expect(root.append('<p>foo</p>')).toBe(root);
expect(root.children().length).toBe(1);
});
it('should not append anything if parent node is not of type element or docfrag', function() {
var root = jqLite('<p>some text node</p>').contents();
expect(root.append('<p>foo</p>')).toBe(root);
expect(root.children().length).toBe(0);
});
});
describe('wrap', function() {
it('should wrap text node', function() {
var root = jqLite('<div>A&lt;a&gt;B&lt;/a&gt;C</div>');
var text = root.contents();
expect(text.wrap("<span>")[0]).toBe(text[0]);
expect(root.find('span').text()).toEqual('A<a>B</a>C');
});
it('should wrap free text node', function() {
var root = jqLite('<div>A&lt;a&gt;B&lt;/a&gt;C</div>');
var text = root.contents();
text.remove();
expect(root.text()).toBe('');
text.wrap("<span>");
expect(text.parent().text()).toEqual('A<a>B</a>C');
});
it('should clone elements to be wrapped around target', function() {
var root = jqLite('<div class="sigil"></div>');
var span = jqLite('<span>A</span>');
span.wrap(root);
expect(root.children().length).toBe(0);
expect(span.parent().hasClass('sigil')).toBeTruthy();
});
it('should wrap multiple elements', function() {
var root = jqLite('<div class="sigil"></div>');
var spans = jqLite('<span>A</span><span>B</span><span>C</span>');
spans.wrap(root);
expect(spans.eq(0).parent().hasClass('sigil')).toBeTruthy();
expect(spans.eq(1).parent().hasClass('sigil')).toBeTruthy();
expect(spans.eq(2).parent().hasClass('sigil')).toBeTruthy();
});
});
describe('prepend', function() {
it('should prepend to empty', function() {
var root = jqLite('<div>');
expect(root.prepend('<span>abc</span>')).toEqual(root);
expect(root.html().toLowerCase()).toEqual('<span>abc</span>');
});
it('should prepend to content', function() {
var root = jqLite('<div>text</div>');
expect(root.prepend('<span>abc</span>')).toEqual(root);
expect(root.html().toLowerCase()).toEqual('<span>abc</span>text');
});
it('should prepend text to content', function() {
var root = jqLite('<div>text</div>');
expect(root.prepend('abc')).toEqual(root);
expect(root.html().toLowerCase()).toEqual('abctext');
});
it('should prepend array to empty in the right order', function() {
var root = jqLite('<div>');
expect(root.prepend([a, b, c])).toBe(root);
expect(sortedHtml(root)).
toBe('<div><div>A</div><div>B</div><div>C</div></div>');
});
it('should prepend array to content in the right order', function() {
var root = jqLite('<div>text</div>');
expect(root.prepend([a, b, c])).toBe(root);
expect(sortedHtml(root)).
toBe('<div><div>A</div><div>B</div><div>C</div>text</div>');
});
});
describe('remove', function() {
it('should remove', function() {
var root = jqLite('<div><span>abc</span></div>');
var span = root.find('span');
expect(span.remove()).toEqual(span);
expect(root.html()).toEqual('');
});
});
describe('detach', function() {
it('should detach', function() {
var root = jqLite('<div><span>abc</span></div>');
var span = root.find('span');
expect(span.detach()).toEqual(span);
expect(root.html()).toEqual('');
});
});
describe('after', function() {
it('should after', function() {
var root = jqLite('<div><span></span></div>');
var span = root.find('span');
expect(span.after('<i></i><b></b>')).toEqual(span);
expect(root.html().toLowerCase()).toEqual('<span></span><i></i><b></b>');
});
it('should allow taking text', function() {
var root = jqLite('<div><span></span></div>');
var span = root.find('span');
span.after('abc');
expect(root.html().toLowerCase()).toEqual('<span></span>abc');
});
});
describe('parent', function() {
it('should return parent or an empty set when no parent', function() {
var parent = jqLite('<div><p>abc</p></div>'),
child = parent.find('p');
expect(parent.parent()).toBeTruthy();
expect(parent.parent().length).toEqual(0);
expect(child.parent().length).toBe(1);
expect(child.parent()[0]).toBe(parent[0]);
});
it('should return empty set when no parent', function() {
var element = jqLite('<div>abc</div>');
expect(element.parent()).toBeTruthy();
expect(element.parent().length).toEqual(0);
});
it('should return empty jqLite object when parent is a document fragment', function() {
//this is quite unfortunate but jQuery 1.5.1 behaves this way
var fragment = document.createDocumentFragment(),
child = jqLite('<p>foo</p>');
fragment.appendChild(child[0]);
expect(child[0].parentNode).toBe(fragment);
expect(child.parent().length).toBe(0);
});
});
describe('next', function() {
it('should return next sibling', function() {
var element = jqLite('<div><b>b</b><i>i</i></div>');
var b = element.find('b');
var i = element.find('i');
expect(b.next()).toJqEqual([i]);
});
it('should ignore non-element siblings', function() {
var element = jqLite('<div><b>b</b>TextNode<!-- comment node --><i>i</i></div>');
var b = element.find('b');
var i = element.find('i');
expect(b.next()).toJqEqual([i]);
});
});
describe('find', function() {
it('should find child by name', function() {
var root = jqLite('<div><div>text</div></div>');
var innerDiv = root.find('div');
expect(innerDiv.length).toEqual(1);
expect(innerDiv.html()).toEqual('text');
});
it('should find child by name and not care about text nodes', function() {
var divs = jqLite('<div><span>aa</span></div>text<div><span>bb</span></div>');
var innerSpan = divs.find('span');
expect(innerSpan.length).toEqual(2);
});
});
describe('eq', function() {
it('should select the nth element ', function() {
var element = jqLite('<div><span>aa</span></div><div><span>bb</span></div>');
expect(element.find('span').eq(0).html()).toBe('aa');
expect(element.find('span').eq(-1).html()).toBe('bb');
expect(element.find('span').eq(20).length).toBe(0);
});
});
describe('triggerHandler', function() {
it('should trigger all registered handlers for an event', function() {
var element = jqLite('<span>poke</span>'),
pokeSpy = jasmine.createSpy('poke'),
clickSpy1 = jasmine.createSpy('clickSpy1'),
clickSpy2 = jasmine.createSpy('clickSpy2');
element.on('poke', pokeSpy);
element.on('click', clickSpy1);
element.on('click', clickSpy2);
expect(pokeSpy).not.toHaveBeenCalled();
expect(clickSpy1).not.toHaveBeenCalled();
expect(clickSpy2).not.toHaveBeenCalled();
element.triggerHandler('poke');
expect(pokeSpy).toHaveBeenCalledOnce();
expect(clickSpy1).not.toHaveBeenCalled();
expect(clickSpy2).not.toHaveBeenCalled();
element.triggerHandler('click');
expect(clickSpy1).toHaveBeenCalledOnce();
expect(clickSpy2).toHaveBeenCalledOnce();
});
it('should pass in a dummy event', function() {
// we need the event to have at least preventDefault because angular will call it on
// all anchors with no href automatically
var element = jqLite('<a>poke</a>'),
pokeSpy = jasmine.createSpy('poke'),
event;
element.on('click', pokeSpy);
element.triggerHandler('click');
event = pokeSpy.mostRecentCall.args[0];
expect(event.preventDefault).toBeDefined();
expect(event.target).toEqual(element[0]);
expect(event.type).toEqual('click');
});
it('should pass extra parameters as an additional argument', function() {
var element = jqLite('<a>poke</a>'),
pokeSpy = jasmine.createSpy('poke'),
data;
element.on('click', pokeSpy);
element.triggerHandler('click', [{hello: "world"}]);
data = pokeSpy.mostRecentCall.args[1];
expect(data.hello).toBe("world");
});
it('should mark event as prevented if preventDefault is called', function() {
var element = jqLite('<a>poke</a>'),
pokeSpy = jasmine.createSpy('poke'),
event;
element.on('click', pokeSpy);
element.triggerHandler('click');
event = pokeSpy.mostRecentCall.args[0];
expect(event.isDefaultPrevented()).toBe(false);
event.preventDefault();
expect(event.isDefaultPrevented()).toBe(true);
});
it('should support handlers that deregister themselves', function() {
var element = jqLite('<a>poke</a>'),
clickSpy = jasmine.createSpy('click'),
clickOnceSpy = jasmine.createSpy('clickOnce').andCallFake(function() {
element.off('click', clickOnceSpy);
});
element.on('click', clickOnceSpy);
element.on('click', clickSpy);
element.triggerHandler('click');
expect(clickOnceSpy).toHaveBeenCalledOnce();
expect(clickSpy).toHaveBeenCalledOnce();
element.triggerHandler('click');
expect(clickOnceSpy).toHaveBeenCalledOnce();
expect(clickSpy.callCount).toBe(2);
});
it("should accept a custom event instead of eventName", function() {
var element = jqLite('<a>poke</a>'),
pokeSpy = jasmine.createSpy('poke'),
customEvent = {
type: 'click',
someProp: 'someValue'
},
actualEvent;
element.on('click', pokeSpy);
element.triggerHandler(customEvent);
actualEvent = pokeSpy.mostRecentCall.args[0];
expect(actualEvent.preventDefault).toBeDefined();
expect(actualEvent.someProp).toEqual('someValue');
expect(actualEvent.target).toEqual(element[0]);
expect(actualEvent.type).toEqual('click');
});
it('should stop triggering handlers when stopImmediatePropagation is called', function() {
var element = jqLite(a),
clickSpy1 = jasmine.createSpy('clickSpy1'),
clickSpy2 = jasmine.createSpy('clickSpy2').andCallFake(function(event) { event.stopImmediatePropagation(); }),
clickSpy3 = jasmine.createSpy('clickSpy3');
element.on('click', clickSpy1);
element.on('click', clickSpy2);
element.on('click', clickSpy3);
element.triggerHandler('click');
expect(clickSpy1).toHaveBeenCalled();
expect(clickSpy2).toHaveBeenCalled();
expect(clickSpy3).not.toHaveBeenCalled();
});
it('should have event.isImmediatePropagationStopped method', function() {
var element = jqLite(a),
clickSpy = jasmine.createSpy('clickSpy'),
event;
element.on('click', clickSpy);
element.triggerHandler('click');
event = clickSpy.mostRecentCall.args[0];
expect(event.isImmediatePropagationStopped()).toBe(false);
event.stopImmediatePropagation();
expect(event.isImmediatePropagationStopped()).toBe(true);
});
});
describe('camelCase', function() {
it('should leave non-dashed strings alone', function() {
expect(camelCase('foo')).toBe('foo');
expect(camelCase('')).toBe('');
expect(camelCase('fooBar')).toBe('fooBar');
});
it('should covert dash-separated strings to camelCase', function() {
expect(camelCase('foo-bar')).toBe('fooBar');
expect(camelCase('foo-bar-baz')).toBe('fooBarBaz');
expect(camelCase('foo:bar_baz')).toBe('fooBarBaz');
});
it('should covert browser specific css properties', function() {
expect(camelCase('-moz-foo-bar')).toBe('MozFooBar');
expect(camelCase('-webkit-foo-bar')).toBe('webkitFooBar');
expect(camelCase('-webkit-foo-bar')).toBe('webkitFooBar');
});
});
describe('jqLiteDocumentLoaded', function() {
function createMockWindow(readyState) {
return {
document: {readyState: readyState || 'loading'},
setTimeout: jasmine.createSpy('window.setTimeout'),
addEventListener: jasmine.createSpy('window.addEventListener'),
removeEventListener: jasmine.createSpy('window.removeEventListener')
};
}
it('should execute the callback via a timeout if the document has already completed loading', function() {
function onLoadCallback() { }
var mockWindow = createMockWindow('complete');
jqLiteDocumentLoaded(onLoadCallback, mockWindow);
expect(mockWindow.addEventListener).not.toHaveBeenCalled();
expect(mockWindow.setTimeout.mostRecentCall.args[0]).toBe(onLoadCallback);
});
it('should register a listener for the `load` event', function() {
var onLoadCallback = jasmine.createSpy('onLoadCallback');
var mockWindow = createMockWindow();
jqLiteDocumentLoaded(onLoadCallback, mockWindow);
expect(mockWindow.addEventListener).toHaveBeenCalledOnce();
});
it('should execute the callback only once the document completes loading', function() {
var onLoadCallback = jasmine.createSpy('onLoadCallback');
var mockWindow = createMockWindow();
jqLiteDocumentLoaded(onLoadCallback, mockWindow);
expect(onLoadCallback).not.toHaveBeenCalled();
jqLite(mockWindow).triggerHandler('load');
expect(onLoadCallback).toHaveBeenCalledOnce();
});
});
});