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$window
一个浏览器窗口对象的引用。它是一个全局对象,在window中是全局可用的,但是它导致一些问题。在Angular中也经常通过$window服务提到它,因此它可以被重写、删除及测试。
$window 等同于 window。
$window对象可以用来获取浏览器窗口各项属性(如窗口高度宽度、浏览器版本等等)。
<script> angular.module('windowExample', []) .controller('ExampleController', ['$scope', '$window', function($scope, $window) { $scope.greeting = 'Hello, World!'; $scope.doGreeting = function(greeting) { $window.alert(greeting); }; }]); </script> <div ng-controller="ExampleController"> <input type="text" ng-model="greeting" aria-label="greeting" /> <button ng-click="doGreeting(greeting)">ALERT</button> </div>
it('should linkify the snippet with urls', function() { expect(element(by.id('linky-filter')).element(by.binding('snippet | linky')).getText()). toBe('Pretty text with some links: http://angularjs.org/, us@somewhere.org, ' + 'another@somewhere.org, and one more: ftp://127.0.0.1/.'); expect(element.all(by.css('#linky-filter a')).count()).toEqual(4); }); it('should not linkify snippet without the linky filter', function() { expect(element(by.id('escaped-html')).element(by.binding('snippet')).getText()). toBe('Pretty text with some links: http://angularjs.org/, mailto:us@somewhere.org, ' + 'another@somewhere.org, and one more: ftp://127.0.0.1/.'); expect(element.all(by.css('#escaped-html a')).count()).toEqual(0); }); it('should update', function() { element(by.model('snippet')).clear(); element(by.model('snippet')).sendKeys('new http://link.'); expect(element(by.id('linky-filter')).element(by.binding('snippet | linky')).getText()). toBe('new http://link.'); expect(element.all(by.css('#linky-filter a')).count()).toEqual(1); expect(element(by.id('escaped-html')).element(by.binding('snippet')).getText()) .toBe('new http://link.'); }); it('should work with the target property', function() { expect(element(by.id('linky-target')). element(by.binding("snippetWithSingleURL | linky:'_blank'")).getText()). toBe('http://angularjs.org/'); expect(element(by.css('#linky-target a')).getAttribute('target')).toEqual('_blank'); }); it('should optionally add custom attributes', function() { expect(element(by.id('linky-custom-attributes')). element(by.binding("snippetWithSingleURL | linky:'_self':{rel: 'nofollow'}")).getText()). toBe('http://angularjs.org/'); expect(element(by.css('#linky-custom-attributes a')).getAttribute('rel')).toEqual('nofollow'); });