angular-cn/modules/angular2/test/http/http_spec.ts

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import {
AsyncTestCompleter,
beforeEach,
ddescribe,
describe,
expect,
iit,
inject,
it,
xit,
SpyObject
} from 'angular2/test_lib';
import {Http, HttpFactory} from 'angular2/src/http/http';
import {XHRBackend} from 'angular2/src/http/backends/xhr_backend';
import {Injector, bind} from 'angular2/di';
import {MockBackend} from 'angular2/src/http/backends/mock_backend';
import {Response} from 'angular2/src/http/static_response';
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import {RequestMethods} from 'angular2/src/http/enums';
import {BaseRequestOptions} from 'angular2/src/http/base_request_options';
import {Request} from 'angular2/src/http/static_request';
class SpyObserver extends SpyObject {
onNext: Function;
onError: Function;
onCompleted: Function;
constructor() {
super();
this.onNext = this.spy('onNext');
this.onError = this.spy('onError');
this.onCompleted = this.spy('onCompleted');
}
}
export function main() {
describe('http', () => {
var url = 'http://foo.bar';
var http;
var injector;
var backend: MockBackend;
var baseResponse;
var sampleObserver;
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var httpFactory;
beforeEach(() => {
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injector = Injector.resolveAndCreate([
BaseRequestOptions,
MockBackend,
bind(XHRBackend).toClass(MockBackend),
bind(HttpFactory).toFactory(HttpFactory, [MockBackend, BaseRequestOptions]),
bind(Http).toFactory(
function(backend: XHRBackend, defaultOptions: BaseRequestOptions) {
return new Http(backend, defaultOptions);
},
[MockBackend, BaseRequestOptions])
]);
http = injector.get(Http);
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httpFactory = injector.get(HttpFactory);
backend = injector.get(MockBackend);
baseResponse = new Response('base response');
sampleObserver = new SpyObserver();
});
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afterEach(() => backend.verifyNoPendingRequests());
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describe('HttpFactory', () => {
it('should return an Observable', () => {
expect(typeof httpFactory(url).subscribe).toBe('function');
backend.resolveAllConnections();
});
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it('should perform a get request for given url if only passed a string',
inject([AsyncTestCompleter], (async) => {
var connection;
backend.connections.subscribe((c) => connection = c);
var subscription = httpFactory('http://basic.connection')
.subscribe(res => {
expect(res.text()).toBe('base response');
async.done();
});
connection.mockRespond(baseResponse)
}));
it('should accept a fully-qualified request as its only parameter', () => {
var req = new Request('https://google.com');
backend.connections.subscribe(c => { expect(c.request.url).toBe('https://google.com'); });
httpFactory(req).subscribe(() => {});
});
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it('should perform a get request for given url if passed a ConnectionConfig instance',
inject([AsyncTestCompleter], async => {
var connection;
backend.connections.subscribe((c) => connection = c);
httpFactory('http://basic.connection', {method: RequestMethods.GET})
.subscribe(res => {
expect(res.text()).toBe('base response');
async.done();
});
connection.mockRespond(baseResponse)
}));
it('should perform a get request for given url if passed a dictionary',
inject([AsyncTestCompleter], async => {
var connection;
backend.connections.subscribe((c) => connection = c);
httpFactory(url, {method: RequestMethods.GET})
.subscribe(res => {
expect(res.text()).toBe('base response');
async.done();
});
connection.mockRespond(baseResponse)
}));
});
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describe('Http', () => {
describe('.request()', () => {
it('should return an Observable', () => {
expect(typeof http.request(url).subscribe).toBe('function');
backend.resolveAllConnections();
});
it('should accept a fully-qualified request as its only parameter', () => {
var req = new Request('https://google.com');
backend.connections.subscribe(c => {
expect(c.request.url).toBe('https://google.com');
});
http.request(req).subscribe(() =>{});
});
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});
it('should perform a get request for given url if only passed a string',
inject([AsyncTestCompleter], (async) => {
var connection;
backend.connections.subscribe((c) => connection = c);
var subscription = http.request('http://basic.connection')
.subscribe(res => {
expect(res.text()).toBe('base response');
async.done();
});
connection.mockRespond(baseResponse)
}));
it('should perform a get request for given url if passed a ConnectionConfig instance',
inject([AsyncTestCompleter], async => {
var connection;
backend.connections.subscribe((c) => connection = c);
http.request('http://basic.connection', {method: RequestMethods.GET})
.subscribe(res => {
expect(res.text()).toBe('base response');
async.done();
});
connection.mockRespond(baseResponse);
}));
it('should perform a get request for given url if passed a dictionary',
inject([AsyncTestCompleter], async => {
var connection;
backend.connections.subscribe((c) => connection = c);
http.request(url, {method: RequestMethods.GET})
.subscribe(res => {
expect(res.text()).toBe('base response');
async.done();
});
connection.mockRespond(baseResponse);
}));
describe('.get()', () => {
it('should perform a get request for given url', inject([AsyncTestCompleter], async => {
backend.connections.subscribe((c) => {
expect(c.request.method).toBe(RequestMethods.GET);
backend.resolveAllConnections();
async.done();
});
http.get(url).subscribe(res => {});
}));
});
describe('.post()', () => {
it('should perform a post request for given url', inject([AsyncTestCompleter], async => {
backend.connections.subscribe((c) => {
expect(c.request.method).toBe(RequestMethods.POST);
backend.resolveAllConnections();
async.done();
});
http.post(url).subscribe(res => {});
}));
it('should attach the provided body to the request', inject([AsyncTestCompleter], async => {
var body = 'this is my put body';
backend.connections.subscribe((c) => {
expect(c.request.text()).toBe(body);
backend.resolveAllConnections();
async.done();
});
http.post(url, body).subscribe(res => {});
}));
});
describe('.put()', () => {
it('should perform a put request for given url', inject([AsyncTestCompleter], async => {
backend.connections.subscribe((c) => {
expect(c.request.method).toBe(RequestMethods.PUT);
backend.resolveAllConnections();
async.done();
});
http.put(url).subscribe(res => {});
}));
it('should attach the provided body to the request', inject([AsyncTestCompleter], async => {
var body = 'this is my put body';
backend.connections.subscribe((c) => {
expect(c.request.text()).toBe(body);
backend.resolveAllConnections();
async.done();
});
http.put(url, body).subscribe(res => {});
}));
});
describe('.delete()', () => {
it('should perform a delete request for given url', inject([AsyncTestCompleter], async => {
backend.connections.subscribe((c) => {
expect(c.request.method).toBe(RequestMethods.DELETE);
backend.resolveAllConnections();
async.done();
});
http.delete(url).subscribe(res => {});
}));
});
describe('.patch()', () => {
it('should perform a patch request for given url', inject([AsyncTestCompleter], async => {
backend.connections.subscribe((c) => {
expect(c.request.method).toBe(RequestMethods.PATCH);
backend.resolveAllConnections();
async.done();
});
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http.patch(url).subscribe(res => {});
}));
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it('should attach the provided body to the request', inject([AsyncTestCompleter], async => {
var body = 'this is my put body';
backend.connections.subscribe((c) => {
expect(c.request.text()).toBe(body);
backend.resolveAllConnections();
async.done();
});
http.patch(url, body).subscribe(res => {});
}));
});
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describe('.head()', () => {
it('should perform a head request for given url', inject([AsyncTestCompleter], async => {
backend.connections.subscribe((c) => {
expect(c.request.method).toBe(RequestMethods.HEAD);
backend.resolveAllConnections();
async.done();
});
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http.head(url).subscribe(res => {});
}));
});
});
});
}