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test(cli): add tests for core/logging module #617

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Dec 7, 2023
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27 changes: 27 additions & 0 deletions fullstack-network-manager/test/unit/core/logging.test.mjs
Original file line number Diff line number Diff line change
@@ -0,0 +1,27 @@
import { describe, expect, it, jest } from '@jest/globals'
import { NewLogger, Logger } from '../../../src/core/logging.mjs'
import winston from 'winston'

describe('Logging', () => {
it('should log at correct severity', () => {
const loggerSpy = jest.spyOn(winston.Logger.prototype, 'log').mockImplementation()
const logger = NewLogger('debug')
expect(logger).toBeInstanceOf(Logger)
expect(logger).toBeDefined()
const meta = logger.prepMeta()

logger.error('Error log')
expect(loggerSpy).toHaveBeenCalledWith('error', 'Error log', meta)

logger.warn('Warn log')
expect(loggerSpy).toHaveBeenCalledWith('warn', 'Warn log', meta)

logger.info('Info log')
expect(loggerSpy).toHaveBeenCalledWith('info', 'Info log', meta)

logger.debug('Debug log')
expect(loggerSpy).toHaveBeenCalledWith('debug', 'Debug log', meta)

jest.clearAllMocks()
})
})