112 lines
3.5 KiB
TypeScript
112 lines
3.5 KiB
TypeScript
import {
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AsyncTestCompleter,
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beforeEach,
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ddescribe,
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describe,
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el,
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expect,
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iit,
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inject,
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it,
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} from 'angular2/testing_internal';
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import {MockXHR} from 'angular2/src/compiler/xhr_mock';
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import {PromiseWrapper} from 'angular2/src/facade/async';
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import {isPresent} from 'angular2/src/facade/lang';
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export function main() {
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describe('MockXHR', () => {
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var xhr: MockXHR;
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beforeEach(() => { xhr = new MockXHR(); });
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function expectResponse(request: Promise<string>, url: string, response: string, done = null) {
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function onResponse(text: string): string {
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if (response === null) {
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throw `Unexpected response ${url} -> ${text}`;
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} else {
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expect(text).toEqual(response);
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if (isPresent(done)) done();
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}
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return text;
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}
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function onError(error: string): string {
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if (response !== null) {
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throw `Unexpected error ${url}`;
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} else {
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expect(error).toEqual(`Failed to load ${url}`);
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if (isPresent(done)) done();
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}
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return error;
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}
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PromiseWrapper.then(request, onResponse, onError);
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}
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it('should return a response from the definitions', inject([AsyncTestCompleter], (async) => {
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var url = '/foo';
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var response = 'bar';
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xhr.when(url, response);
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expectResponse(xhr.get(url), url, response, () => async.done());
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xhr.flush();
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}));
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it('should return an error from the definitions', inject([AsyncTestCompleter], (async) => {
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var url = '/foo';
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var response = null;
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xhr.when(url, response);
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expectResponse(xhr.get(url), url, response, () => async.done());
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xhr.flush();
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}));
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it('should return a response from the expectations', inject([AsyncTestCompleter], (async) => {
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var url = '/foo';
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var response = 'bar';
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xhr.expect(url, response);
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expectResponse(xhr.get(url), url, response, () => async.done());
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xhr.flush();
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}));
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it('should return an error from the expectations', inject([AsyncTestCompleter], (async) => {
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var url = '/foo';
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var response = null;
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xhr.expect(url, response);
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expectResponse(xhr.get(url), url, response, () => async.done());
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xhr.flush();
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}));
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it('should not reuse expectations', () => {
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var url = '/foo';
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var response = 'bar';
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xhr.expect(url, response);
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xhr.get(url);
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xhr.get(url);
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expect(() => { xhr.flush(); }).toThrowError('Unexpected request /foo');
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});
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it('should return expectations before definitions', inject([AsyncTestCompleter], (async) => {
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var url = '/foo';
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xhr.when(url, 'when');
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xhr.expect(url, 'expect');
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expectResponse(xhr.get(url), url, 'expect');
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expectResponse(xhr.get(url), url, 'when', () => async.done());
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xhr.flush();
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}));
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it('should throw when there is no definitions or expectations', () => {
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xhr.get('/foo');
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expect(() => { xhr.flush(); }).toThrowError('Unexpected request /foo');
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});
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it('should throw when flush is called without any pending requests',
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() => { expect(() => { xhr.flush(); }).toThrowError('No pending requests to flush'); });
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it('should throw on unsatisfied expectations', () => {
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xhr.expect('/foo', 'bar');
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xhr.when('/bar', 'foo');
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xhr.get('/bar');
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expect(() => { xhr.flush(); }).toThrowError('Unsatisfied requests: /foo');
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});
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});
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}
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