我想测试一下angularjs的资源。
'use strict';
/**
* AddressService provides functionality to use address resource in easy way.
*
* This is an example usage of method:
*
* `get`:
*
var a = AddressService.get({id: '1'},
function (data) {
// Work here with your resource
}
);
*
*/
App.factory('AddressService', function ($resource, $rootScope) {
var url = [
$rootScope.GLOBALS.API_PATH,
$rootScope.GLOBALS.API_VERSION,
'models/address/:id'
].join('/'),
actions = {
'get': {
method: 'GET',
params: {id: '@id'}
}
};
return $resource(url, {}, actions);
});
我创建了测试:
'use strict';
var $httpBackend;
describe('Service: AddressService', function () {
beforeEach(module('myApp'));
beforeEach(inject(function ($injector) {
var url_get = 'api/v1/models/address/5';
var response_get = {
address_line_1: '8 Austin House Netly Road',
address_line_2: 'Ilford IR2 7ND'
};
$httpBackend = $injector.get('$httpBackend');
$httpBackend.whenGET(url_get).respond(response_get);
}));
describe('AddressService get test', function () {
it('Tests get address', inject(function (AddressService) {
var address = AddressService.get({ id: '5'});
$httpBackend.flush();
expect(address.address_line_1).toEqual('8 Austin House Netly Road');
expect(address.address_line_2).toEqual('Ilford IR2 7ND');
}));
});
});
我对角不是很有经验。我已经在karma.config.js中设置了jasmine。AngularJS v1.0.6Yoeman和Grunt管理项目。
I try grunt test
Running "karma:unit" (karma) task
INFO [karma]: Karma server started at http://localhost:8080/
INFO [launcher]: Starting browser Chrome
INFO [Chrome 27.0 (Linux)]: Connected on socket id RFFUY5bW8Hb5eTu0n-8L
Chrome 27.0 (Linux) Service: AddressService AddressService get Tests get address FAILED
Error: Unexpected request: GET views/home.html
No more request expected
at Error (<anonymous>)
at $httpBackend (/home/bart/y/projects/x/frontend/app/components/angular-mocks/angular-mocks.js:910:9)
at sendReq (/home/bart/y/projects/x/frontend/app/components/angular/angular.js:9087:9)
at $http (/home/bart/y/projects/x/frontend/app/components/angular/angular.js:8878:17)
at Function.$http.(anonymous function) [as get] (/home/bart/y/projects/x/frontend/app/components/angular/angular.js:9021:18)
at $q.when.then.then.next.locals (/home/bart/y/projects/x/frontend/app/components/angular/angular.js:7394:34)
at wrappedCallback (/home/bart/y/projects/x/frontend/app/components/angular/angular.js:6797:59)
at wrappedCallback (/home/bart/y/projects/x/frontend/app/components/angular/angular.js:6797:59)
at /home/bart/y/projects/x/frontend/app/components/angular/angular.js:6834:26
at Object.Scope.$eval (/home/bart/y/projects/x/frontend/app/components/angular/angular.js:8011:28)
Error: Declaration Location
at window.jasmine.window.inject.angular.mock.inject (/home/bart/y/projects/x/frontend/app/components/angular-mocks/angular-mocks.js:1744:25)
at null.<anonymous> (/home/bart/y/projects/x/frontend/test/spec/services/userdata/AddressService.js:32:30)
at null.<anonymous> (/home/bart/y/projects/x/frontend/test/spec/services/userdata/AddressService.js:31:5)
at /home/bart/y/projects/x/frontend/test/spec/services/userdata/AddressService.js:5:1
..................................................................
Chrome 27.0 (Linux): Executed 67 of 67 (1 FAILED) (0.343 secs / 0.179 secs)
Warning: Task "karma:unit" failed. Use --force to continue.
如果我在测试中移除$httpBackend.flush()
。测试通过。但是我从address
得到了undefined
。我看到的例子:例子都使用flush()
,但只有我得到愚蠢的例外:Error: Unexpected request: GET views/home.html
views/home.html
是我在项目目录下的视图。我不知道如何解决我的问题,我找不到任何解决办法。我是不是没说到重点?
有人能看出我的代码中的错误吗?如有任何建议,我们将不胜感激。
编辑我发现我需要使用这个:
$httpBackend.when('GET', /.html$/).passThrough();
但另一个问题是我得到:
TypeError: Object #<Object> has no method 'passThrough'
这个错误是由你的测试试图加载你的应用程序的主页引起的。因为你没有告诉测试期望这个服务器调用,返回一个错误。关于这一点的说明,请参阅$httpBackend的文档。
你的$templateCache解决方案是为单元测试指令设计的,而不是其他任何东西。你很接近:
$httpBackend.when('GET', /.html$/).passThrough();
由于您不需要对实际的模板文件做任何操作,因此将其添加到beforeEach()块中是一种安全而简单的方法。
$httpBackend.whenGET(/.html$/).respond('');
这将阻止你得到你所拥有的TypeError。
TypeError: Object #<Object> has no method 'passThrough'
在升级到新版本的Angular JS后,我在单元测试中也遇到了同样的问题,使用respond('')
工作得很好。
我终于找到解决办法了:
我试图遵循这个:其他帖子
所以我添加了$templateCache
:
'use strict';
var $httpBackend;
describe('Service: AddressService', function () {
beforeEach(module('myApp'));
beforeEach(inject(function ($injector, $templateChache) {
$templateCache.put('views/home.html', '.<template-goes-here />');
var url_get = 'api/v1/models/address/5';
var response_get = {
address_line_1: '8 Austin House Netly Road',
address_line_2: 'Ilford IR2 7ND'
};
$httpBackend = $injector.get('$httpBackend');
$httpBackend.whenGET(url_get).respond(response_get);
}));
describe('AddressService get test', function () {
it('Tests get address', inject(function (AddressService) {
var address = AddressService.get({ id: '5'});
$httpBackend.flush();
expect(address.address_line_1).toEqual('8 Austin House Netly Road');
expect(address.address_line_2).toEqual('Ilford IR2 7ND');
}));
});
});