angular.js/test/widgetsSpec.js
Misko Hevery d12df0d360 refactor(compiler) turn compiler into a service
BREAK
- remove angular.compile() since the compile method is now a service and needs to be injected
2011-11-14 16:39:32 -08:00

703 lines
25 KiB
JavaScript

'use strict';
describe("widget", function() {
describe('ng:switch', inject(function($rootScope, $compile) {
it('should switch on value change', inject(function($rootScope, $compile) {
var element = $compile(
'<ng:switch on="select">' +
'<div ng:switch-when="1">first:{{name}}</div>' +
'<div ng:switch-when="2">second:{{name}}</div>' +
'<div ng:switch-when="true">true:{{name}}</div>' +
'</ng:switch>')($rootScope);
expect(element.html()).toEqual('');
$rootScope.select = 1;
$rootScope.$apply();
expect(element.text()).toEqual('first:');
$rootScope.name="shyam";
$rootScope.$apply();
expect(element.text()).toEqual('first:shyam');
$rootScope.select = 2;
$rootScope.$apply();
expect(element.text()).toEqual('second:shyam');
$rootScope.name = 'misko';
$rootScope.$apply();
expect(element.text()).toEqual('second:misko');
$rootScope.select = true;
$rootScope.$apply();
expect(element.text()).toEqual('true:misko');
}));
it('should switch on switch-when-default', inject(function($rootScope, $compile) {
var element = $compile(
'<ng:switch on="select">' +
'<div ng:switch-when="1">one</div>' +
'<div ng:switch-default>other</div>' +
'</ng:switch>')($rootScope);
$rootScope.$apply();
expect(element.text()).toEqual('other');
$rootScope.select = 1;
$rootScope.$apply();
expect(element.text()).toEqual('one');
}));
it('should call change on switch', inject(function($rootScope, $compile) {
var element = $compile(
'<ng:switch on="url" change="name=\'works\'">' +
'<div ng:switch-when="a">{{name}}</div>' +
'</ng:switch>')($rootScope);
$rootScope.url = 'a';
$rootScope.$apply();
expect($rootScope.name).toEqual(undefined);
expect(element.text()).toEqual('works');
}));
}));
describe('ng:include', inject(function($rootScope, $compile) {
it('should include on external file', inject(function($rootScope, $compile) {
var element = jqLite('<ng:include src="url" scope="childScope"></ng:include>');
var element = $compile(element)($rootScope);
$rootScope.childScope = $rootScope.$new();
$rootScope.childScope.name = 'misko';
$rootScope.url = 'myUrl';
$rootScope.$service('$xhr.cache').data.myUrl = {value:'{{name}}'};
$rootScope.$digest();
expect(element.text()).toEqual('misko');
}));
it('should remove previously included text if a falsy value is bound to src', inject(function($rootScope, $compile) {
var element = jqLite('<ng:include src="url" scope="childScope"></ng:include>');
var element = $compile(element)($rootScope);
$rootScope.childScope = $rootScope.$new();
$rootScope.childScope.name = 'igor';
$rootScope.url = 'myUrl';
$rootScope.$service('$xhr.cache').data.myUrl = {value:'{{name}}'};
$rootScope.$digest();
expect(element.text()).toEqual('igor');
$rootScope.url = undefined;
$rootScope.$digest();
expect(element.text()).toEqual('');
}));
it('should allow this for scope', inject(function($rootScope, $compile) {
var element = jqLite('<ng:include src="url" scope="this"></ng:include>');
var element = $compile(element)($rootScope);
$rootScope.url = 'myUrl';
$rootScope.$service('$xhr.cache').data.myUrl = {value:'{{"abc"}}'};
$rootScope.$digest();
// TODO(misko): because we are using scope==this, the eval gets registered
// during the flush phase and hence does not get called.
// I don't think passing 'this' makes sense. Does having scope on ng:include makes sense?
// should we make scope="this" illegal?
$rootScope.$digest();
expect(element.text()).toEqual('abc');
}));
it('should evaluate onload expression when a partial is loaded', inject(function($rootScope, $compile) {
var element = jqLite('<ng:include src="url" onload="loaded = true"></ng:include>');
var element = $compile(element)($rootScope);
expect($rootScope.loaded).not.toBeDefined();
$rootScope.url = 'myUrl';
$rootScope.$service('$xhr.cache').data.myUrl = {value:'my partial'};
$rootScope.$digest();
expect(element.text()).toEqual('my partial');
expect($rootScope.loaded).toBe(true);
}));
it('should destroy old scope', inject(function($rootScope, $compile) {
var element = jqLite('<ng:include src="url"></ng:include>');
var element = $compile(element)($rootScope);
expect($rootScope.$$childHead).toBeFalsy();
$rootScope.url = 'myUrl';
$rootScope.$service('$xhr.cache').data.myUrl = {value:'my partial'};
$rootScope.$digest();
expect($rootScope.$$childHead).toBeTruthy();
$rootScope.url = null;
$rootScope.$digest();
expect($rootScope.$$childHead).toBeFalsy();
}));
}));
describe('a', inject(function($rootScope, $compile) {
it('should prevent default action to be executed when href is empty', inject(function($rootScope, $compile) {
var orgLocation = document.location.href,
preventDefaultCalled = false,
event;
var element = $compile('<a href="">empty link</a>')($rootScope);
if (msie < 9) {
event = document.createEventObject();
expect(event.returnValue).not.toBeDefined();
element[0].fireEvent('onclick', event);
expect(event.returnValue).toEqual(false);
} else {
event = document.createEvent('MouseEvent');
event.initMouseEvent('click', true, true, window, 0, 0, 0, 0, 0, false, false, false, false, 0, null);
event.preventDefaultOrg = event.preventDefault;
event.preventDefault = function() {
preventDefaultCalled = true;
if (this.preventDefaultOrg) this.preventDefaultOrg();
};
element[0].dispatchEvent(event);
expect(preventDefaultCalled).toEqual(true);
}
expect(document.location.href).toEqual(orgLocation);
}));
}));
describe('@ng:repeat', inject(function($rootScope, $compile) {
it('should ng:repeat over array', inject(function($rootScope, $compile) {
var element = $compile(
'<ul>' +
'<li ng:repeat="item in items" ng:init="suffix = \';\'" ng:bind="item + suffix"></li>' +
'</ul>')($rootScope);
Array.prototype.extraProperty = "should be ignored";
// INIT
$rootScope.items = ['misko', 'shyam'];
$rootScope.$digest();
expect(element.find('li').length).toEqual(2);
expect(element.text()).toEqual('misko;shyam;');
delete Array.prototype.extraProperty;
// GROW
$rootScope.items = ['adam', 'kai', 'brad'];
$rootScope.$digest();
expect(element.find('li').length).toEqual(3);
expect(element.text()).toEqual('adam;kai;brad;');
// SHRINK
$rootScope.items = ['brad'];
$rootScope.$digest();
expect(element.find('li').length).toEqual(1);
expect(element.text()).toEqual('brad;');
}));
it('should ng:repeat over object', inject(function($rootScope, $compile) {
var element = $compile(
'<ul>' +
'<li ng:repeat="(key, value) in items" ng:bind="key + \':\' + value + \';\' "></li>' +
'</ul>')($rootScope);
$rootScope.items = {misko:'swe', shyam:'set'};
$rootScope.$digest();
expect(element.text()).toEqual('misko:swe;shyam:set;');
}));
it('should not ng:repeat over parent properties', inject(function($rootScope, $compile) {
var Class = function() {};
Class.prototype.abc = function() {};
Class.prototype.value = 'abc';
var element = $compile(
'<ul>' +
'<li ng:repeat="(key, value) in items" ng:bind="key + \':\' + value + \';\' "></li>' +
'</ul>')($rootScope);
$rootScope.items = new Class();
$rootScope.items.name = 'value';
$rootScope.$digest();
expect(element.text()).toEqual('name:value;');
}));
it('should error on wrong parsing of ng:repeat', inject(function($rootScope, $compile) {
expect(function() {
var element = $compile('<ul><li ng:repeat="i dont parse"></li></ul>')($rootScope);
}).toThrow("Expected ng:repeat in form of '_item_ in _collection_' but got 'i dont parse'.");
$logMock.error.logs.shift();
}));
it('should expose iterator offset as $index when iterating over arrays', inject(function($rootScope, $compile) {
var element = $compile(
'<ul>' +
'<li ng:repeat="item in items" ng:bind="item + $index + \'|\'"></li>' +
'</ul>')($rootScope);
$rootScope.items = ['misko', 'shyam', 'frodo'];
$rootScope.$digest();
expect(element.text()).toEqual('misko0|shyam1|frodo2|');
}));
it('should expose iterator offset as $index when iterating over objects', inject(function($rootScope, $compile) {
var element = $compile(
'<ul>' +
'<li ng:repeat="(key, val) in items" ng:bind="key + \':\' + val + $index + \'|\'"></li>' +
'</ul>')($rootScope);
$rootScope.items = {'misko':'m', 'shyam':'s', 'frodo':'f'};
$rootScope.$digest();
expect(element.text()).toEqual('frodo:f0|misko:m1|shyam:s2|');
}));
it('should expose iterator position as $position when iterating over arrays', inject(function($rootScope, $compile) {
var element = $compile(
'<ul>' +
'<li ng:repeat="item in items" ng:bind="item + \':\' + $position + \'|\'"></li>' +
'</ul>')($rootScope);
$rootScope.items = ['misko', 'shyam', 'doug'];
$rootScope.$digest();
expect(element.text()).toEqual('misko:first|shyam:middle|doug:last|');
$rootScope.items.push('frodo');
$rootScope.$digest();
expect(element.text()).toEqual('misko:first|shyam:middle|doug:middle|frodo:last|');
$rootScope.items.pop();
$rootScope.items.pop();
$rootScope.$digest();
expect(element.text()).toEqual('misko:first|shyam:last|');
}));
it('should expose iterator position as $position when iterating over objects', inject(function($rootScope, $compile) {
var element = $compile(
'<ul>' +
'<li ng:repeat="(key, val) in items" ng:bind="key + \':\' + val + \':\' + $position + \'|\'">' +
'</li>' +
'</ul>')($rootScope);
$rootScope.items = {'misko':'m', 'shyam':'s', 'doug':'d', 'frodo':'f'};
$rootScope.$digest();
expect(element.text()).toEqual('doug:d:first|frodo:f:middle|misko:m:middle|shyam:s:last|');
delete $rootScope.items.doug;
delete $rootScope.items.frodo;
$rootScope.$digest();
expect(element.text()).toEqual('misko:m:first|shyam:s:last|');
}));
it('should ignore $ and $$ properties', inject(function($rootScope, $compile) {
var element = $compile('<ul><li ng:repeat="i in items">{{i}}|</li></ul>')($rootScope);
$rootScope.items = ['a', 'b', 'c'];
$rootScope.items.$$hashkey = 'xxx';
$rootScope.items.$root = 'yyy';
$rootScope.$digest();
expect(element.text()).toEqual('a|b|c|');
}));
it('should repeat over nested arrays', inject(function($rootScope, $compile) {
var element = $compile(
'<ul>' +
'<li ng:repeat="subgroup in groups">' +
'<div ng:repeat="group in subgroup">{{group}}|</div>X' +
'</li>' +
'</ul>')($rootScope);
$rootScope.groups = [['a', 'b'], ['c','d']];
$rootScope.$digest();
expect(element.text()).toEqual('a|b|Xc|d|X');
}));
it('should ignore non-array element properties when iterating over an array', inject(function($rootScope, $compile) {
var element = $compile('<ul><li ng:repeat="item in array">{{item}}|</li></ul>')($rootScope);
$rootScope.array = ['a', 'b', 'c'];
$rootScope.array.foo = '23';
$rootScope.array.bar = function() {};
$rootScope.$digest();
expect(element.text()).toBe('a|b|c|');
}));
it('should iterate over non-existent elements of a sparse array', inject(function($rootScope, $compile) {
var element = $compile('<ul><li ng:repeat="item in array">{{item}}|</li></ul>')($rootScope);
$rootScope.array = ['a', 'b'];
$rootScope.array[4] = 'c';
$rootScope.array[6] = 'd';
$rootScope.$digest();
expect(element.text()).toBe('a|b|||c||d|');
}));
describe('stability', function() {
var a, b, c, d, lis, element;
beforeEach(inject(function($rootScope, $compile) {
element = $compile(
'<ul>' +
'<li ng:repeat="item in items" ng:bind="key + \':\' + val + \':\' + $position + \'|\'"></li>' +
'</ul>')($rootScope);
a = {};
b = {};
c = {};
d = {};
$rootScope.items = [a, b, c];
$rootScope.$digest();
lis = element.find('li');
}));
it('should preserve the order of elements', inject(function($rootScope, $compile) {
$rootScope.items = [a, c, d];
$rootScope.$digest();
var newElements = element.find('li');
expect(newElements[0]).toEqual(lis[0]);
expect(newElements[1]).toEqual(lis[2]);
expect(newElements[2]).not.toEqual(lis[1]);
}));
it('should support duplicates', inject(function($rootScope, $compile) {
$rootScope.items = [a, a, b, c];
$rootScope.$digest();
var newElements = element.find('li');
expect(newElements[0]).toEqual(lis[0]);
expect(newElements[1]).not.toEqual(lis[0]);
expect(newElements[2]).toEqual(lis[1]);
expect(newElements[3]).toEqual(lis[2]);
lis = newElements;
$rootScope.$digest();
newElements = element.find('li');
expect(newElements[0]).toEqual(lis[0]);
expect(newElements[1]).toEqual(lis[1]);
expect(newElements[2]).toEqual(lis[2]);
expect(newElements[3]).toEqual(lis[3]);
$rootScope.$digest();
newElements = element.find('li');
expect(newElements[0]).toEqual(lis[0]);
expect(newElements[1]).toEqual(lis[1]);
expect(newElements[2]).toEqual(lis[2]);
expect(newElements[3]).toEqual(lis[3]);
}));
it('should remove last item when one duplicate instance is removed', inject(function($rootScope, $compile) {
$rootScope.items = [a, a, a];
$rootScope.$digest();
lis = element.find('li');
$rootScope.items = [a, a];
$rootScope.$digest();
var newElements = element.find('li');
expect(newElements.length).toEqual(2);
expect(newElements[0]).toEqual(lis[0]);
expect(newElements[1]).toEqual(lis[1]);
}));
it('should reverse items when the collection is reversed', inject(function($rootScope, $compile) {
$rootScope.items = [a, b, c];
$rootScope.$digest();
lis = element.find('li');
$rootScope.items = [c, b, a];
$rootScope.$digest();
var newElements = element.find('li');
expect(newElements.length).toEqual(3);
expect(newElements[0]).toEqual(lis[2]);
expect(newElements[1]).toEqual(lis[1]);
expect(newElements[2]).toEqual(lis[0]);
}));
});
}));
describe('@ng:non-bindable', function() {
it('should prevent compilation of the owning element and its children', inject(function($rootScope, $compile) {
var element = $compile('<div ng:non-bindable><span ng:bind="name"></span></div>')($rootScope);
$rootScope.name = 'misko';
$rootScope.$digest();
expect(element.text()).toEqual('');
}));
});
describe('ng:view', function() {
var element;
beforeEach(inject(function($rootScope, $compile) {
element = $compile('<ng:view></ng:view>')($rootScope);
}));
it('should do nothing when no routes are defined', inject(function($rootScope, $compile, $location) {
$location.path('/unknown');
$rootScope.$digest();
expect(element.text()).toEqual('');
}));
it('should load content via xhr when route changes', inject(function($rootScope, $compile, $browser, $location, $route) {
$route.when('/foo', {template: 'myUrl1'});
$route.when('/bar', {template: 'myUrl2'});
expect(element.text()).toEqual('');
$location.path('/foo');
$browser.xhr.expectGET('myUrl1').respond('<div>{{1+3}}</div>');
$rootScope.$digest();
$browser.xhr.flush();
expect(element.text()).toEqual('4');
$location.path('/bar');
$browser.xhr.expectGET('myUrl2').respond('angular is da best');
$rootScope.$digest();
$browser.xhr.flush();
expect(element.text()).toEqual('angular is da best');
}));
it('should remove all content when location changes to an unknown route',
inject(function($rootScope, $compile, $location, $browser, $route) {
$route.when('/foo', {template: 'myUrl1'});
$location.path('/foo');
$browser.xhr.expectGET('myUrl1').respond('<div>{{1+3}}</div>');
$rootScope.$digest();
$browser.xhr.flush();
expect(element.text()).toEqual('4');
$location.path('/unknown');
$rootScope.$digest();
expect($rootScope.$element.text()).toEqual('');
}));
it('should chain scopes and propagate evals to the child scope',
inject(function($rootScope, $compile, $location, $browser, $route) {
$route.when('/foo', {template: 'myUrl1'});
$rootScope.parentVar = 'parent';
$location.path('/foo');
$browser.xhr.expectGET('myUrl1').respond('<div>{{parentVar}}</div>');
$rootScope.$digest();
$browser.xhr.flush();
expect(element.text()).toEqual('parent');
$rootScope.parentVar = 'new parent';
$rootScope.$digest();
expect($rootScope.$element.text()).toEqual('new parent');
}));
it('should be possible to nest ng:view in ng:include', inject(function() {
var injector = createInjector();
var myApp = injector('$rootScope');
var $browser = myApp.$service('$browser');
$browser.xhr.expectGET('includePartial.html').respond('view: <ng:view></ng:view>');
injector('$location').path('/foo');
var $route = injector('$route');
$route.when('/foo', {controller: angular.noop, template: 'viewPartial.html'});
var element = injector('$compile')(
'<div>' +
'include: <ng:include src="\'includePartial.html\'"> </ng:include>' +
'</div>')(myApp);
myApp.$apply();
$browser.xhr.expectGET('viewPartial.html').respond('content');
myApp.$digest();
$browser.xhr.flush();
expect(myApp.$element.text()).toEqual('include: view: content');
expect($route.current.template).toEqual('viewPartial.html');
dealoc(myApp);
}));
it('should initialize view template after the view controller was initialized even when ' +
'templates were cached', inject(function($rootScope, $compile, $location, $browser, $route) {
//this is a test for a regression that was introduced by making the ng:view cache sync
$route.when('/foo', {controller: ParentCtrl, template: 'viewPartial.html'});
$rootScope.log = [];
function ParentCtrl() {
this.log.push('parent');
}
$rootScope.ChildCtrl = function() {
this.log.push('child');
};
$location.path('/foo');
$browser.xhr.expectGET('viewPartial.html').
respond('<div ng:init="log.push(\'init\')">' +
'<div ng:controller="ChildCtrl"></div>' +
'</div>');
$rootScope.$apply();
$browser.xhr.flush();
expect($rootScope.log).toEqual(['parent', 'init', 'child']);
$location.path('/');
$rootScope.$apply();
expect($rootScope.log).toEqual(['parent', 'init', 'child']);
$rootScope.log = [];
$location.path('/foo');
$rootScope.$apply();
$browser.defer.flush();
expect($rootScope.log).toEqual(['parent', 'init', 'child']);
}));
it('should discard pending xhr callbacks if a new route is requested before the current ' +
'finished loading', inject(function($route, $rootScope, $location, $browser) {
// this is a test for a bad race condition that affected feedback
$route.when('/foo', {template: 'myUrl1'});
$route.when('/bar', {template: 'myUrl2'});
expect($rootScope.$element.text()).toEqual('');
$location.path('/foo');
$browser.xhr.expectGET('myUrl1').respond('<div>{{1+3}}</div>');
$rootScope.$digest();
$location.path('/bar');
$browser.xhr.expectGET('myUrl2').respond('<div>{{1+1}}</div>');
$rootScope.$digest();
$browser.xhr.flush(); // now that we have to requests pending, flush!
expect($rootScope.$element.text()).toEqual('2');
}));
});
describe('ng:pluralize', function() {
describe('deal with pluralized strings without offset', function() {
var element;
beforeEach(inject(function($rootScope, $compile) {
element = $compile(
'<ng:pluralize count="email"' +
"when=\"{'0': 'You have no new email'," +
"'one': 'You have one new email'," +
"'other': 'You have {} new emails'}\">" +
'</ng:pluralize>')($rootScope);
}));
it('should show single/plural strings', inject(function($rootScope, $compile) {
$rootScope.email = 0;
$rootScope.$digest();
expect(element.text()).toBe('You have no new email');
$rootScope.email = '0';
$rootScope.$digest();
expect(element.text()).toBe('You have no new email');
$rootScope.email = 1;
$rootScope.$digest();
expect(element.text()).toBe('You have one new email');
$rootScope.email = 0.01;
$rootScope.$digest();
expect(element.text()).toBe('You have 0.01 new emails');
$rootScope.email = '0.1';
$rootScope.$digest();
expect(element.text()).toBe('You have 0.1 new emails');
$rootScope.email = 2;
$rootScope.$digest();
expect(element.text()).toBe('You have 2 new emails');
$rootScope.email = -0.1;
$rootScope.$digest();
expect(element.text()).toBe('You have -0.1 new emails');
$rootScope.email = '-0.01';
$rootScope.$digest();
expect(element.text()).toBe('You have -0.01 new emails');
$rootScope.email = -2;
$rootScope.$digest();
expect(element.text()).toBe('You have -2 new emails');
}));
it('should show single/plural strings with mal-formed inputs', inject(function($rootScope, $compile) {
$rootScope.email = '';
$rootScope.$digest();
expect(element.text()).toBe('');
$rootScope.email = null;
$rootScope.$digest();
expect(element.text()).toBe('');
$rootScope.email = undefined;
$rootScope.$digest();
expect(element.text()).toBe('');
$rootScope.email = 'a3';
$rootScope.$digest();
expect(element.text()).toBe('');
$rootScope.email = '011';
$rootScope.$digest();
expect(element.text()).toBe('You have 11 new emails');
$rootScope.email = '-011';
$rootScope.$digest();
expect(element.text()).toBe('You have -11 new emails');
$rootScope.email = '1fff';
$rootScope.$digest();
expect(element.text()).toBe('You have one new email');
$rootScope.email = '0aa22';
$rootScope.$digest();
expect(element.text()).toBe('You have no new email');
$rootScope.email = '000001';
$rootScope.$digest();
expect(element.text()).toBe('You have one new email');
}));
});
describe('deal with pluralized strings with offset', function() {
it('should show single/plural strings with offset', inject(function($rootScope, $compile) {
var element = $compile(
"<ng:pluralize count=\"viewCount\" offset=2 " +
"when=\"{'0': 'Nobody is viewing.'," +
"'1': '{{p1}} is viewing.'," +
"'2': '{{p1}} and {{p2}} are viewing.'," +
"'one': '{{p1}}, {{p2}} and one other person are viewing.'," +
"'other': '{{p1}}, {{p2}} and {} other people are viewing.'}\">" +
"</ng:pluralize>")($rootScope);
$rootScope.p1 = 'Igor';
$rootScope.p2 = 'Misko';
$rootScope.viewCount = 0;
$rootScope.$digest();
expect(element.text()).toBe('Nobody is viewing.');
$rootScope.viewCount = 1;
$rootScope.$digest();
expect(element.text()).toBe('Igor is viewing.');
$rootScope.viewCount = 2;
$rootScope.$digest();
expect(element.text()).toBe('Igor and Misko are viewing.');
$rootScope.viewCount = 3;
$rootScope.$digest();
expect(element.text()).toBe('Igor, Misko and one other person are viewing.');
$rootScope.viewCount = 4;
$rootScope.$digest();
expect(element.text()).toBe('Igor, Misko and 2 other people are viewing.');
}));
});
});
});