squidex/src/Squidex/app/shared/services/languages.service.spec.ts

/*
 * Squidex Headless CMS
 *
 * @license
 * Copyright (c) Squidex UG (haftungsbeschränkt). All rights reserved.
 */

import { HttpClientTestingModule, HttpTestingController } from '@angular/common/http/testing';
import { inject, TestBed } from '@angular/core/testing';

import {
    ApiUrlConfig,
    LanguageDto,
    LanguagesService
} from '@app/shared/internal';

describe('LanguageService', () => {
    beforeEach(() => {
        TestBed.configureTestingModule({
            imports: [
                HttpClientTestingModule
            ],
            providers: [
                LanguagesService,
                { provide: ApiUrlConfig, useValue: new ApiUrlConfig('http://service/p/') }
            ]
        });
    });

    afterEach(inject([HttpTestingController], (httpMock: HttpTestingController) => {
        httpMock.verify();
    }));

    it('should make get request to get languages',
        inject([LanguagesService, HttpTestingController], (languagesService: LanguagesService, httpMock: HttpTestingController) => {

        let languages: LanguageDto[];

        languagesService.getLanguages().subscribe(result => {
            languages = result;
        });

        const req = httpMock.expectOne('http://service/p/api/languages');

        expect(req.request.method).toEqual('GET');
        expect(req.request.headers.get('If-Match')).toBeNull();

        req.flush([
            {
                iso2Code: 'de',
                englishName: 'German'
            },
            {
                iso2Code: 'en',
                englishName: 'English'
            }
        ]);

        expect(languages!).toEqual(
            [
                new LanguageDto('de', 'German'),
                new LanguageDto('en', 'English')
            ]);
    }));
});