Ultimate Elementor MCP

/** * Logger Unit Tests */ import { logger, LogLevel } from '../../src/utils/logger.js'; // Mock console methods const mockConsole = { log: jest.fn(), warn: jest.fn(), error: jest.fn(), info: jest.fn(), debug: jest.fn() }; // Replace console with mock Object.assign(console, mockConsole); describe('Logger', () => { beforeEach(() => { // Reset mocks jest.clearAllMocks(); // Reset logger state logger.setLevel(LogLevel.INFO); logger.setDebugMode(false); }); describe('LogLevel enum', () => { it('should have correct log levels', () => { expect(LogLevel.DEBUG).toBe(0); expect(LogLevel.INFO).toBe(1); expect(LogLevel.WARN).toBe(2); expect(LogLevel.ERROR).toBe(3); }); }); describe('setLevel', () => { it('should set log level correctly', () => { logger.setLevel(LogLevel.DEBUG); expect(logger.getLevel()).toBe(LogLevel.DEBUG); logger.setLevel(LogLevel.ERROR); expect(logger.getLevel()).toBe(LogLevel.ERROR); }); }); describe('setDebugMode', () => { it('should enable debug mode', () => { logger.setDebugMode(true); expect(logger.isDebugMode()).toBe(true); }); it('should disable debug mode', () => { logger.setDebugMode(false); expect(logger.isDebugMode()).toBe(false); }); }); describe('debug', () => { it('should log debug messages when level is DEBUG', () => { logger.setLevel(LogLevel.DEBUG); logger.debug('Test debug message'); expect(mockConsole.log).toHaveBeenCalledWith( expect.stringContaining('[DEBUG]'), expect.stringContaining('Test debug message') ); }); it('should not log debug messages when level is higher than DEBUG', () => { logger.setLevel(LogLevel.INFO); logger.debug('Test debug message'); expect(mockConsole.log).not.toHaveBeenCalled(); }); }); describe('info', () => { it('should log info messages when level is INFO or lower', () => { logger.setLevel(LogLevel.INFO); logger.info('Test info message'); expect(mockConsole.info).toHaveBeenCalledWith( expect.stringContaining('[INFO]'), expect.stringContaining('Test info message') ); }); it('should not log info messages when level is higher than INFO', () => { logger.setLevel(LogLevel.WARN); logger.info('Test info message'); expect(mockConsole.info).not.toHaveBeenCalled(); }); }); describe('warn', () => { it('should log warn messages when level is WARN or lower', () => { logger.setLevel(LogLevel.WARN); logger.warn('Test warn message'); expect(mockConsole.warn).toHaveBeenCalledWith( expect.stringContaining('[WARN]'), expect.stringContaining('Test warn message') ); }); it('should not log warn messages when level is higher than WARN', () => { logger.setLevel(LogLevel.ERROR); logger.warn('Test warn message'); expect(mockConsole.warn).not.toHaveBeenCalled(); }); }); describe('error', () => { it('should always log error messages', () => { logger.setLevel(LogLevel.ERROR); logger.error('Test error message'); expect(mockConsole.error).toHaveBeenCalledWith( expect.stringContaining('[ERROR]'), expect.stringContaining('Test error message') ); }); it('should log error messages even when level is DEBUG', () => { logger.setLevel(LogLevel.DEBUG); logger.error('Test error message'); expect(mockConsole.error).toHaveBeenCalledWith( expect.stringContaining('[ERROR]'), expect.stringContaining('Test error message') ); }); }); describe('performance', () => { it('should log performance messages in debug mode', () => { logger.setDebugMode(true); logger.setLevel(LogLevel.DEBUG); logger.performance('Test operation', 150); expect(mockConsole.log).toHaveBeenCalledWith( expect.stringContaining('[PERF]'), expect.stringContaining('Test operation'), expect.stringContaining('150ms') ); }); it('should not log performance messages when debug mode is disabled', () => { logger.setDebugMode(false); logger.setLevel(LogLevel.DEBUG); logger.performance('Test operation', 150); expect(mockConsole.log).not.toHaveBeenCalled(); }); }); describe('log formatting', () => { it('should include timestamp in log messages', () => { logger.setLevel(LogLevel.INFO); logger.info('Test message'); const logCall = mockConsole.info.mock.calls[0][0]; expect(logCall).toMatch(/^\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}\.\d{3}Z/); }); it('should include log level in messages', () => { logger.setLevel(LogLevel.INFO); logger.info('Test message'); const logCall = mockConsole.info.mock.calls[0][0]; expect(logCall).toContain('[INFO]'); }); it('should handle multiple arguments', () => { logger.setLevel(LogLevel.INFO); logger.info('Test message', { data: 'value' }, 123); expect(mockConsole.info).toHaveBeenCalledWith( expect.stringContaining('[INFO]'), expect.stringContaining('Test message'), { data: 'value' }, 123 ); }); it('should handle error objects', () => { logger.setLevel(LogLevel.ERROR); const error = new Error('Test error'); logger.error('Error occurred', error); expect(mockConsole.error).toHaveBeenCalledWith( expect.stringContaining('[ERROR]'), expect.stringContaining('Error occurred'), error ); }); }); describe('conditional logging', () => { it('should respect log level hierarchy', () => { logger.setLevel(LogLevel.WARN); logger.debug('Debug message'); logger.info('Info message'); logger.warn('Warn message'); logger.error('Error message'); expect(mockConsole.log).not.toHaveBeenCalled(); // debug expect(mockConsole.info).not.toHaveBeenCalled(); // info expect(mockConsole.warn).toHaveBeenCalledTimes(1); // warn expect(mockConsole.error).toHaveBeenCalledTimes(1); // error }); }); });