import { Mock } from 'ts-mockery'; import { AxiosInstance } from 'axios'; import { ImageDownloader } from '../../../src/common/services/ImageDownloader'; import { windowMock } from '../../mocks/WindowMock'; describe('ImageDownloader', () => { const get = jest.fn(); const axios = Mock.of({ get }); let imageDownloader: ImageDownloader; beforeEach(() => { jest.clearAllMocks(); (global as any).URL = { createObjectURL: () => '' }; imageDownloader = new ImageDownloader(axios, windowMock); }); it('calls URL with response type blob', async () => { get.mockResolvedValue({ data: {} }); await imageDownloader.saveImage('/foo/bar.png', 'my-image.png'); expect(get).toHaveBeenCalledWith('/foo/bar.png', { responseType: 'blob' }); }); });