@angular/http
Version:
Angular - the http service
168 lines (164 loc) • 7.27 kB
JavaScript
/**
* @license Angular v2.0.1
* (c) 2010-2016 Google, Inc. https://angular.io/
* License: MIT
*/
(function (global, factory) {
typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports, require('@angular/core'), require('@angular/http'), require('rxjs/ReplaySubject'), require('rxjs/Subject'), require('rxjs/operator/take')) :
typeof define === 'function' && define.amd ? define(['exports', '@angular/core', '@angular/http', 'rxjs/ReplaySubject', 'rxjs/Subject', 'rxjs/operator/take'], factory) :
(factory((global.ng = global.ng || {}, global.ng.http = global.ng.http || {}, global.ng.http.testing = global.ng.http.testing || {}),global.ng.core,global.ng.http,global.Rx,global.Rx,global.Rx.Observable.prototype));
}(this, function (exports,_angular_core,_angular_http,rxjs_ReplaySubject,rxjs_Subject,rxjs_operator_take) { 'use strict';
/**
*
* Mock Connection to represent a {@link Connection} for tests.
*
* @experimental
*/
var MockConnection = (function () {
function MockConnection(req) {
this.response = rxjs_operator_take.take.call(new rxjs_ReplaySubject.ReplaySubject(1), 1);
this.readyState = _angular_http.ReadyState.Open;
this.request = req;
}
/**
* Sends a mock response to the connection. This response is the value that is emitted to the
* {@link EventEmitter} returned by {@link Http}.
*
* ### Example
*
* ```
* var connection;
* backend.connections.subscribe(c => connection = c);
* http.request('data.json').subscribe(res => console.log(res.text()));
* connection.mockRespond(new Response(new ResponseOptions({ body: 'fake response' }))); //logs
* 'fake response'
* ```
*
*/
MockConnection.prototype.mockRespond = function (res) {
if (this.readyState === _angular_http.ReadyState.Done || this.readyState === _angular_http.ReadyState.Cancelled) {
throw new Error('Connection has already been resolved');
}
this.readyState = _angular_http.ReadyState.Done;
this.response.next(res);
this.response.complete();
};
/**
* Not yet implemented!
*
* Sends the provided {@link Response} to the `downloadObserver` of the `Request`
* associated with this connection.
*/
MockConnection.prototype.mockDownload = function (res) {
// this.request.downloadObserver.onNext(res);
// if (res.bytesLoaded === res.totalBytes) {
// this.request.downloadObserver.onCompleted();
// }
};
// TODO(jeffbcross): consider using Response type
/**
* Emits the provided error object as an error to the {@link Response} {@link EventEmitter}
* returned
* from {@link Http}.
*
* ### Example
*
* ```
* var connection;
* backend.connections.subscribe(c => connection = c);
* http.request('data.json').subscribe(res => res, err => console.log(err)));
* connection.mockError(new Error('error'));
* ```
*
*/
MockConnection.prototype.mockError = function (err) {
// Matches ResourceLoader semantics
this.readyState = _angular_http.ReadyState.Done;
this.response.error(err);
};
return MockConnection;
}());
/**
* A mock backend for testing the {@link Http} service.
*
* This class can be injected in tests, and should be used to override providers
* to other backends, such as {@link XHRBackend}.
*
* ### Example
*
* ```
* import {BaseRequestOptions, Http} from '@angular/http';
* import {MockBackend} from '@angular/http/testing';
* it('should get some data', inject([AsyncTestCompleter], (async) => {
* var connection;
* var injector = Injector.resolveAndCreate([
* MockBackend,
* {provide: Http, useFactory: (backend, options) => {
* return new Http(backend, options);
* }, deps: [MockBackend, BaseRequestOptions]}]);
* var http = injector.get(Http);
* var backend = injector.get(MockBackend);
* //Assign any newly-created connection to local variable
* backend.connections.subscribe(c => connection = c);
* http.request('data.json').subscribe((res) => {
* expect(res.text()).toBe('awesome');
* async.done();
* });
* connection.mockRespond(new Response('awesome'));
* }));
* ```
*
* This method only exists in the mock implementation, not in real Backends.
*
* @experimental
*/
var MockBackend = (function () {
function MockBackend() {
var _this = this;
this.connectionsArray = [];
this.connections = new rxjs_Subject.Subject();
this.connections.subscribe(function (connection) { return _this.connectionsArray.push(connection); });
this.pendingConnections = new rxjs_Subject.Subject();
}
/**
* Checks all connections, and raises an exception if any connection has not received a response.
*
* This method only exists in the mock implementation, not in real Backends.
*/
MockBackend.prototype.verifyNoPendingRequests = function () {
var pending = 0;
this.pendingConnections.subscribe(function (c) { return pending++; });
if (pending > 0)
throw new Error(pending + " pending connections to be resolved");
};
/**
* Can be used in conjunction with `verifyNoPendingRequests` to resolve any not-yet-resolve
* connections, if it's expected that there are connections that have not yet received a response.
*
* This method only exists in the mock implementation, not in real Backends.
*/
MockBackend.prototype.resolveAllConnections = function () { this.connections.subscribe(function (c) { return c.readyState = 4; }); };
/**
* Creates a new {@link MockConnection}. This is equivalent to calling `new
* MockConnection()`, except that it also will emit the new `Connection` to the `connections`
* emitter of this `MockBackend` instance. This method will usually only be used by tests
* against the framework itself, not by end-users.
*/
MockBackend.prototype.createConnection = function (req) {
if (!req || !(req instanceof _angular_http.Request)) {
throw new Error("createConnection requires an instance of Request, got " + req);
}
var connection = new MockConnection(req);
this.connections.next(connection);
return connection;
};
MockBackend.decorators = [
{ type: _angular_core.Injectable },
];
/** @nocollapse */
MockBackend.ctorParameters = [];
return MockBackend;
}());
exports.MockConnection = MockConnection;
exports.MockBackend = MockBackend;
}));