cloc-graph/dist/__tests__/utils/logger.test.js

Track lines of code over time by language with visualization

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const logger_1 = require("../../utils/logger");
describe('Logger', () => {
    // Save original console methods
    const originalConsoleDebug = console.debug;
    const originalConsoleInfo = console.info;
    const originalConsoleWarn = console.warn;
    const originalConsoleError = console.error;
    beforeEach(() => {
        // Mock console methods
        console.debug = jest.fn();
        console.info = jest.fn();
        console.warn = jest.fn();
        console.error = jest.fn();
    });
    afterEach(() => {
        // Restore original console methods
        console.debug = originalConsoleDebug;
        console.info = originalConsoleInfo;
        console.warn = originalConsoleWarn;
        console.error = originalConsoleError;
    });
    describe('Logging methods', () => {
        it('should log debug messages with the correct format', () => {
            // Set log level to DEBUG (0) to ensure debug messages are logged
            const logger = new logger_1.Logger({ colorize: false, timestamp: false, level: 0 });
            logger.debug('Debug message');
            expect(console.debug).toHaveBeenCalledWith('DEBUG: Debug message');
        });
        it('should log info messages with the correct format', () => {
            const logger = new logger_1.Logger({ colorize: false, timestamp: false });
            logger.info('Info message');
            expect(console.info).toHaveBeenCalledWith('INFO : Info message');
        });
        it('should log warning messages with the correct format', () => {
            const logger = new logger_1.Logger({ colorize: false, timestamp: false });
            logger.warn('Warning message');
            expect(console.warn).toHaveBeenCalledWith('WARN : Warning message');
        });
        it('should log error messages with the correct format', () => {
            const logger = new logger_1.Logger({ colorize: false, timestamp: false });
            logger.error('Error message');
            expect(console.error).toHaveBeenCalledWith('ERROR: Error message');
        });
    });
    describe('Log context data', () => {
        it('should include context data in the log message', () => {
            const logger = new logger_1.Logger({ colorize: false, timestamp: false });
            logger.info('Message with context', { user: 'test', action: 'login' });
            expect(console.info).toHaveBeenCalledWith('INFO : Message with context {"user":"test","action":"login"}');
        });
    });
    describe('Log levels', () => {
        it('should respect log level threshold', () => {
            // Create a logger with INFO level (should not log DEBUG)
            const logger = new logger_1.Logger({ colorize: false, timestamp: false, level: 1 });
            logger.debug('Debug message');
            logger.info('Info message');
            expect(console.debug).not.toHaveBeenCalled();
            expect(console.info).toHaveBeenCalled();
        });
    });
});