webapp-frontend/src/app/interceptor.spec.ts

   1 /*-
   2  * ========================LICENSE_START=================================
   3  * O-RAN-SC
   4  * %%
   5  * Copyright (C) 2021 Nordix Foundation
   6  * %%
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  *      http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  * ========================LICENSE_END===================================
  19  */
  20
  21 import { TestBed } from '@angular/core/testing';
  22 import {
  23     HttpClientTestingModule,
  24     HttpTestingController,
  25 } from '@angular/common/http/testing';
  26 import { HTTP_INTERCEPTORS } from '@angular/common/http';
  27 import { HttpRequestInterceptor } from './interceptor';
  28 import { NotificationService } from './services/ui/notification.service';
  29 import { EIService } from './services/ei/ei.service';
  30 import { of } from 'rxjs/observable/of';
  31
  32 describe(`HttpRequestInterceptor`, () => {
  33     let service: EIService;
  34     const notificationServiceSpy = jasmine.createSpyObj('NotificationService', [ 'error' ]);
  35     let httpMock: HttpTestingController;
  36
  37     beforeEach(() => {
  38
  39       TestBed.configureTestingModule({
  40           imports: [HttpClientTestingModule],
  41           providers: [
  42               {
  43                   provide: NotificationService, useValue: notificationServiceSpy
  44                 },
  45                 {
  46                     provide: HTTP_INTERCEPTORS,
  47                     useClass: HttpRequestInterceptor,
  48                     multi: true,
  49                 },
  50                 EIService
  51             ]
  52         });
  53
  54         httpMock = TestBed.inject(HttpTestingController);
  55         service = TestBed.inject(EIService);
  56     });
  57
  58     it('should create', () => {
  59         const interceptors = TestBed.inject(HTTP_INTERCEPTORS);
  60         let found = false;
  61         interceptors.forEach(interceptor => {
  62             if (interceptor instanceof HttpRequestInterceptor) {
  63                 found = true;
  64             };
  65         });
  66         expect(found).toBeTruthy();
  67     })
  68
  69     it('should pass through when ok', () => {
  70     let response: [ 'roducer1' ];
  71
  72     spyOn(service, 'getProducerIds').and.returnValue(of(response));
  73     service.getProducerIds().subscribe(() => {
  74         ids => expect(ids).toEqual(response);
  75     });
  76
  77     httpMock.verify();
  78   });
  79
  80     it('should notify when error', () => {
  81     let response: any;
  82     let errResponse: any;
  83
  84     service.getProducerIds().subscribe(res => response = res, err => errResponse = err);
  85
  86     const data = 'Invalid request parameters';
  87     const mockErrorResponse = { status: 400, statusText: 'Bad Request' };
  88     httpMock.expectOne(`/ei-producer/v1/eiproducers`).flush(data, mockErrorResponse);
  89
  90     httpMock.verify();
  91
  92     expect(notificationServiceSpy.error).toHaveBeenCalledWith(containsString('Bad Request'));
  93   });
  94
  95   function containsString(msg: string) {
  96     return {
  97       asymmetricMatch: function(compareTo: string) {
  98         return compareTo.includes(msg);
  99       },
 100
 101       jasmineToString: function() {
 102         return '<containsString: ' + msg + '>';
 103       }
 104     };
 105   }
 106 });
 107