joplin/packages/app-desktop/services/autoUpdater/AutoUpdaterService.test.ts

import { LoggerWrapper } from '@joplin/utils/Logger';
import { releases3 } from '../../utils/checkForUpdatesUtilsTestData';
import AutoUpdaterService from './AutoUpdaterService';
import { BrowserWindow } from 'electron';

jest.mock('electron', () => ({
	BrowserWindow: jest.fn(),
}));

jest.mock('electron-updater', () => {
	const mockAutoUpdater = {
		setFeedURL: jest.fn(),
		checkForUpdates: jest.fn(),
		on: jest.fn(),
		quitAndInstall: jest.fn(),
	};
	return { autoUpdater: mockAutoUpdater };
});


describe('AutoUpdaterService', () => {
	let service: AutoUpdaterService;
	let mockLogger: LoggerWrapper;

	beforeEach(() => {
		const mockWindow = new BrowserWindow();
		mockLogger = { info: jest.fn(), error: jest.fn(), debug: jest.fn(), warn: jest.fn() };
		service = new AutoUpdaterService(mockWindow, mockLogger, false, true);
		global.fetch = jest.fn(() =>
			Promise.resolve({
				ok: true,
				json: () => Promise.resolve(releases3),
			}),
		) as jest.Mock;
	});

	it('should correctly fetch and process the latest prerelease', async () => {
		const release = await service.fetchLatestRelease(true);
		expect(release).toBeDefined();
		expect(release.tag_name).toBe('v3.1.3');
	});

	it('should correctly fetch and process the latest release', async () => {
		const release = await service.fetchLatestRelease(false);
		expect(release).toBeDefined();
		expect(release.tag_name).toBe('v3.1.2');
	});

	it('should return the correct download URL for Windows', async () => {
		const release = await service.fetchLatestRelease(true);
		expect(release).toBeDefined();
		const url = service.getDownloadUrlForPlatform(release, 'win32');
		expect(url).toBe('https://github.com/laurent22/joplin/releases/download/v3.1.3/latest.yml');
	});

	it('should return the correct download URL for Mac', async () => {
		const release = await service.fetchLatestRelease(true);
		expect(release).toBeDefined();
		const url = service.getDownloadUrlForPlatform(release, 'darwin');
		expect(url).toBe('https://github.com/laurent22/joplin/releases/download/v3.1.3/latest-mac.yml');
	});

	it('should throw an error for Linux', async () => {
		const release = await service.fetchLatestRelease(true);
		expect(release).toBeDefined();
		expect(() => service.getDownloadUrlForPlatform(release, 'linux')).toThrow('The AutoUpdaterService does not support the following platform: linux');
	});
});