89 lines
3.5 KiB
TypeScript
89 lines
3.5 KiB
TypeScript
/**
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* @license
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* Copyright Google Inc. All Rights Reserved.
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*
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* Use of this source code is governed by an MIT-style license that can be
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* found in the LICENSE file at https://angular.io/license
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*/
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import {HttpHandler} from '../src/backend';
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import {HttpHeaders} from '../src/headers';
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import {HttpRequest} from '../src/request';
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import {HttpXsrfCookieExtractor, HttpXsrfInterceptor} from '../src/xsrf';
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import {HttpClientTestingBackend} from '../testing/src/backend';
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class SampleTokenExtractor {
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constructor(private token: string|null) {}
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getToken(): string|null { return this.token; }
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}
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{
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describe('HttpXsrfInterceptor', () => {
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let backend: HttpClientTestingBackend;
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const interceptor = new HttpXsrfInterceptor(new SampleTokenExtractor('test'), 'X-XSRF-TOKEN');
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beforeEach(() => { backend = new HttpClientTestingBackend(); });
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it('applies XSRF protection to outgoing requests', () => {
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interceptor.intercept(new HttpRequest('POST', '/test', {}), backend).subscribe();
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const req = backend.expectOne('/test');
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expect(req.request.headers.get('X-XSRF-TOKEN')).toEqual('test');
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req.flush({});
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});
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it('does not apply XSRF protection when request is a GET', () => {
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interceptor.intercept(new HttpRequest('GET', '/test'), backend).subscribe();
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const req = backend.expectOne('/test');
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expect(req.request.headers.has('X-XSRF-TOKEN')).toEqual(false);
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req.flush({});
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});
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it('does not apply XSRF protection when request is a HEAD', () => {
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interceptor.intercept(new HttpRequest('HEAD', '/test'), backend).subscribe();
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const req = backend.expectOne('/test');
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expect(req.request.headers.has('X-XSRF-TOKEN')).toEqual(false);
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req.flush({});
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});
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it('does not overwrite existing header', () => {
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interceptor
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.intercept(
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new HttpRequest(
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'POST', '/test', {}, {headers: new HttpHeaders().set('X-XSRF-TOKEN', 'blah')}),
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backend)
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.subscribe();
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const req = backend.expectOne('/test');
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expect(req.request.headers.get('X-XSRF-TOKEN')).toEqual('blah');
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req.flush({});
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});
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it('does not set the header for a null token', () => {
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const interceptor = new HttpXsrfInterceptor(new SampleTokenExtractor(null), 'X-XSRF-TOKEN');
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interceptor.intercept(new HttpRequest('POST', '/test', {}), backend).subscribe();
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const req = backend.expectOne('/test');
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expect(req.request.headers.has('X-XSRF-TOKEN')).toEqual(false);
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req.flush({});
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});
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afterEach(() => { backend.verify(); });
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});
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describe('HttpXsrfCookieExtractor', () => {
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let document: {[key: string]: string};
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let extractor: HttpXsrfCookieExtractor;
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beforeEach(() => {
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document = {
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cookie: 'XSRF-TOKEN=test',
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};
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extractor = new HttpXsrfCookieExtractor(document, 'browser', 'XSRF-TOKEN');
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});
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it('parses the cookie from document.cookie',
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() => { expect(extractor.getToken()).toEqual('test'); });
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it('does not re-parse if document.cookie has not changed', () => {
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expect(extractor.getToken()).toEqual('test');
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expect(extractor.getToken()).toEqual('test');
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expect(extractor.parseCount).toEqual(1);
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});
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it('re-parses if document.cookie changes', () => {
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expect(extractor.getToken()).toEqual('test');
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document['cookie'] = 'XSRF-TOKEN=blah';
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expect(extractor.getToken()).toEqual('blah');
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expect(extractor.parseCount).toEqual(2);
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});
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});
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}
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