juice-shop

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/*
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 * Copyright (c) 2014-2024 Bjoern Kimminich & the OWASP Juice Shop contributors.
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 * SPDX-License-Identifier: MIT
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 */
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import { inject, TestBed, waitForAsync } from '@angular/core/testing'
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import { LocalBackupService } from './local-backup.service'
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import { CookieModule, CookieService } from 'ngx-cookie'
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import { TranslateFakeLoader, TranslateLoader, TranslateModule } from '@ngx-translate/core'
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import { MatSnackBar } from '@angular/material/snack-bar'
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import { BrowserAnimationsModule } from '@angular/platform-browser/animations'
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import * as FileSaver from 'file-saver'
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import { ChallengeService } from './challenge.service'
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describe('LocalBackupService', () => {
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  let snackBar: any
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  let cookieService: any
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  let challengeService: any
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  beforeEach(() => {
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    snackBar = jasmine.createSpyObj('MatSnackBar', ['open'])
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    snackBar.open.and.returnValue(null)
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    challengeService = jasmine.createSpyObj('ChallengeService', ['restoreProgress', 'continueCode', 'continueCodeFindIt', 'continueCodeFixIt'])
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    TestBed.configureTestingModule({
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      imports: [
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        CookieModule.forRoot(),
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        TranslateModule.forRoot({
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          loader: {
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            provide: TranslateLoader,
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            useClass: TranslateFakeLoader
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          }
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        }),
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        BrowserAnimationsModule
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      ],
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      providers: [
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        { provide: MatSnackBar, useValue: snackBar },
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        { provide: ChallengeService, useValue: challengeService },
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        CookieService,
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        LocalBackupService
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      ]
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    })
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    cookieService = TestBed.inject(CookieService)
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  })
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  it('should be created', inject([LocalBackupService], (service: LocalBackupService) => {
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    expect(service).toBeTruthy()
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  }))
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  it('should save language to file', inject([LocalBackupService], (service: LocalBackupService) => {
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    spyOn(FileSaver, 'saveAs').and.stub()
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    cookieService.put('language', 'de')
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    service.save()
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    const blob = new Blob([JSON.stringify({ version: 1, language: 'de' })], { type: 'text/plain;charset=utf-8' })
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    expect(FileSaver.saveAs).toHaveBeenCalledWith(blob, `owasp_juice_shop-${new Date().toISOString().split('T')[0]}.json`)
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  }))
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  it('should restore language from backup file', waitForAsync(inject([LocalBackupService], (service: LocalBackupService) => {
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    cookieService.put('language', 'de')
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    service.restore(new File(['{ "version": 1, "language": "cn" }'], 'test.json')).subscribe(() => {
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      expect(cookieService.get('language')).toBe('cn')
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      expect(snackBar.open).toHaveBeenCalled()
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    })
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  })))
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  it('should not restore language from an outdated backup version', waitForAsync(inject([LocalBackupService], (service: LocalBackupService) => {
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    cookieService.put('language', 'de')
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    service.restore(new File(['{ "version": 0, "language": "cn" }'], 'test.json')).subscribe(() => {
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      expect(cookieService.get('language')).toBe('de')
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      expect(snackBar.open).toHaveBeenCalled()
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    })
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  })))
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})
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