import { logError } from '../logError'; describe('logError', () => { let consoleErrorSpy: jest.SpyInstance; beforeEach(() => { consoleErrorSpy = jest.spyOn(console, 'error').mockImplementation(() => {}); }); afterEach(() => { consoleErrorSpy.mockRestore(); }); it('should call console.error with the provided message', () => { const errorMessage = 'Test error message'; logError(errorMessage); expect(consoleErrorSpy).toHaveBeenCalledWith(errorMessage); expect(consoleErrorSpy).toHaveBeenCalledTimes(1); }); it('should handle object messages', () => { const errorObject = { error: 'Test error', code: 500 }; logError(errorObject); expect(consoleErrorSpy).toHaveBeenCalledWith(errorObject); }); it('should handle null and undefined messages', () => { logError(null); expect(consoleErrorSpy).toHaveBeenCalledWith(null); logError(undefined); expect(consoleErrorSpy).toHaveBeenCalledWith(undefined); }); it('should handle Error objects', () => { const error = new Error('Test error'); logError(error); expect(consoleErrorSpy).toHaveBeenCalledWith(error); }); });