Edit File: index.spec.ts
import simpleUpdateNotifier from '.'; import hasNewVersion from './hasNewVersion'; const consoleSpy = jest.spyOn(console, 'error'); jest.mock('./hasNewVersion', () => jest.fn().mockResolvedValue('2.0.0')); beforeEach(jest.clearAllMocks); test('it logs message if update is available', async () => { await simpleUpdateNotifier({ pkg: { name: 'test', version: '1.0.0' }, alwaysRun: true, }); expect(consoleSpy).toHaveBeenCalledTimes(1); }); test('it does not log message if update is not available', async () => { (hasNewVersion as jest.Mock).mockResolvedValue(false); await simpleUpdateNotifier({ pkg: { name: 'test', version: '2.0.0' }, alwaysRun: true, }); expect(consoleSpy).toHaveBeenCalledTimes(0); });
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