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example of angular2 spec with MockBackend for the Http object - angular2 test
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///<reference path="../../../typings/angularjs/angular-mocks.d.ts"/> | |
import {ObservableRequestService} from '../../../src/core/observable-request-service.ts'; | |
import { | |
Http, | |
ConnectionBackend, | |
BaseRequestOptions, | |
MockBackend, | |
ResponseOptions, | |
Response | |
} from 'angular2/http'; | |
import {Injector, provide, Observable, Subject} from 'angular2/angular2'; | |
describe('ObservableRequestService', () => { | |
'use strict'; | |
var service; | |
var injector; | |
var backend; | |
beforeEach(() => { | |
injector = Injector.resolveAndCreate([ | |
BaseRequestOptions, | |
MockBackend, | |
provide( | |
Http, | |
{ | |
useFactory: function (backend:ConnectionBackend, defaultOptions:BaseRequestOptions) { | |
return new Http(backend, defaultOptions); | |
}, | |
deps: [MockBackend, BaseRequestOptions] | |
}), | |
provide( | |
ObservableRequestService, | |
{ | |
useFactory: function (http: Http) { | |
return new ObservableRequestService(http); | |
}, | |
deps: [Http] | |
} | |
) | |
]); | |
service = injector.get(ObservableRequestService); | |
backend = injector.get(MockBackend); | |
}); | |
afterEach(() => backend.verifyNoPendingRequests()); | |
describe('get()', () => { | |
describe('success', () => { | |
it('should return a result from the promise', () => { | |
var response; | |
backend.connections.subscribe(c => { | |
expect(c.request.url).toEqual('/urlHere'); | |
c.mockRespond(new Response(new ResponseOptions({body: {message: 'thank you'}}))); | |
}); | |
service.get('/urlHere').subscribe(data => response = data); | |
expect(response).toEqual({ message: 'thank you' }); | |
}); | |
}); | |
}); | |
}); |
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