import { Eltro as t, assert, stub } from 'eltro' import getLog from '../core/log.mjs' t.describe('#constructor', function() { t.afterEach(function() { process.env.NODE_ENV = null }) t.test('should add name', function() { const assertName = 'Stray Cat' let logger = getLog(assertName) assert.strictEqual(logger.fields.name, assertName) process.env.NODE_ENV = 'production' logger = getLog(assertName) assert.strictEqual(logger.fields.name, assertName) }) t.test('should add default stdout streams in normal environment', function() { let logger = getLog('app', null) assert.strictEqual(logger.streams.length, 4) assert.strictEqual(logger.streams[0].stream, process.stdout) assert.strictEqual(logger.streams[0].level, 20) }) t.test('should add default file log stream in production environment', function() { process.env.NODE_ENV = 'production' let logger = getLog('app', null) assert.strictEqual(logger.streams.length, 4) assert.strictEqual(logger.streams[0].path, 'log.log') assert.strictEqual(logger.streams[0].level, 30) }) t.test('should not add default stream if empty array', function() { let logger = getLog('app', []) assert.strictEqual(logger.streams.length, 3) process.env.NODE_ENV = 'production' logger = getLog('app', []) assert.strictEqual(logger.streams.length, 3) }) t.test('should replace process.stdout with actual process', function() { let logger = getLog('app', [{ stream: 'process.stdout', level: 'info' }]) assert.strictEqual(logger.streams.length, 4) assert.strictEqual(logger.streams[0].stream, process.stdout) process.env.NODE_ENV = 'production' logger = getLog('app', [{ stream: 'process.stdout', level: 'info' }]) assert.strictEqual(logger.streams.length, 4) assert.strictEqual(logger.streams[0].stream, process.stdout) }) }) t.describe('ringbuffer', function() { let logger t.beforeEach(function() { logger = getLog('app', []) }) t.test('should have ringbuffer for info', function() { const assertMessage = 'Oitachi' assert.strictEqual(logger.ringbuffer.records.length, 0) logger.info(assertMessage) assert.strictEqual(logger.ringbuffer.records.length, 1) assert.strictEqual(logger.ringbuffer.records[0].level, 30) assert.strictEqual(logger.ringbuffer.records[0].msg, assertMessage) logger.debug(assertMessage) assert.strictEqual(logger.ringbuffer.records.length, 1) logger.warn(assertMessage) assert.strictEqual(logger.ringbuffer.records.length, 2) assert.strictEqual(logger.ringbuffer.records[1].level, 40) assert.strictEqual(logger.ringbuffer.records[1].msg, assertMessage) }) t.test('should keep it limited to max 100 records', function() { const assertPrefix = 'In memory of Keiten' for (let i = 1; i <= 101; i++) { logger.info(assertPrefix + i) } assert.strictEqual(logger.ringbuffer.records.length, 100) assert.strictEqual(logger.ringbuffer.records[0].msg, assertPrefix + '2') logger.info(assertPrefix) assert.strictEqual(logger.ringbuffer.records.length, 100) assert.strictEqual(logger.ringbuffer.records[0].msg, assertPrefix + '3') }) }) t.describe('ringbufferwarn', function() { let logger t.beforeEach(function() { logger = getLog('app', []) }) t.test('should have ringbufferwarn for info', function() { const assertMessage = 'Oitachi' assert.strictEqual(logger.ringbufferwarn.records.length, 0) logger.warn(assertMessage) assert.strictEqual(logger.ringbufferwarn.records.length, 1) assert.strictEqual(logger.ringbufferwarn.records[0].level, 40) assert.strictEqual(logger.ringbufferwarn.records[0].msg, assertMessage) logger.info(assertMessage) assert.strictEqual(logger.ringbufferwarn.records.length, 1) logger.error(assertMessage) assert.strictEqual(logger.ringbufferwarn.records.length, 2) assert.strictEqual(logger.ringbufferwarn.records[1].level, 50) assert.strictEqual(logger.ringbufferwarn.records[1].msg, assertMessage) }) t.test('should keep it limited to max 100 records', function() { const assertPrefix = 'In memory of Keiten' for (let i = 1; i <= 101; i++) { logger.warn(assertPrefix + i) } assert.strictEqual(logger.ringbufferwarn.records.length, 100) assert.strictEqual(logger.ringbufferwarn.records[0].msg, assertPrefix + '2') logger.warn(assertPrefix) assert.strictEqual(logger.ringbufferwarn.records.length, 100) assert.strictEqual(logger.ringbufferwarn.records[0].msg, assertPrefix + '3') }) }) t.describe('event', function() { t.test('should call import if not in production', async function() { let stubImport = stub() stubImport.rejects(new Error('should not be seen')) let logger = getLog('app', [], { import: stubImport }) let first = new Promise(function(res, rej) { setImmediate(function() { logger.event.warn('text message here').then(res, rej) }) }) let second = new Promise(function(res, rej) { setImmediate(function() { logger.event.warn('new message here').then(res, rej) }) }) await Promise.all([ first, second, ]) assert.notOk(stubImport.called) }) t.test('should call import correctly if in production and fail only once', async function() { process.env.NODE_ENV = 'production' let stubImport = stub() stubImport.rejects(new Error('should not be seen')) let logger = getLog('app', [], { import: stubImport }) let first = new Promise(function(res, rej) { setImmediate(function() { try { logger.event.warn('first').then(res, rej) } catch (err) { rej(err) } }) }) let second = new Promise(function(res, rej) { setImmediate(function() { try { logger.event.warn('second').then(res, rej) } catch (err) { rej(err) } }) }) await Promise.all([ first, second, ]) assert.ok(stubImport.called) assert.strictEqual(stubImport.callCount, 1) assert.strictEqual(stubImport.firstCall[0], 'node-windows') await new Promise(function(res, rej) { setImmediate(function() { try { logger.event.warn('third').then(res, rej) } catch (err) { rej(err) } }) }) }) t.test('should call event on imported object correctly', async function() { const assertName = 'It is going to be The Special' let checkName = '' let stubInfo = stub().returnWith(function(msg, code, cb) { setTimeout(cb, 20) }) let stubWarn = stub().returnWith(function(msg, code, cb) { setTimeout(cb, 20) }) let stubError = stub().returnWith(function(msg, code, cb) { setTimeout(cb, 20) }) process.env.NODE_ENV = 'production' let stubImport = stub().resolves({ default: { EventLogger: function(name) { checkName = name this.info = stubInfo this.warn = stubWarn this.error = stubError }, }, }) let logger = getLog(assertName, [], { import: stubImport }) let first = new Promise(function(res, rej) { setImmediate(function() { try { logger.event.info('first', 1010).then(res, rej) } catch (err) { rej(err) } }) }) let second = new Promise(function(res, rej) { setImmediate(function() { try { logger.event.warn('second', 1020).then(res, rej) } catch (err) { rej(err) } }) }) await Promise.all([ first, second, ]) assert.strictEqual(checkName, assertName) assert.ok(stubInfo.called) assert.strictEqual(stubInfo.firstCall[0], 'first') assert.strictEqual(stubInfo.firstCall[1], 1010) assert.ok(stubWarn.called) assert.strictEqual(stubWarn.firstCall[0], 'second') assert.strictEqual(stubWarn.firstCall[1], 1020) assert.notOk(stubError.called) await new Promise(function(res, rej) { setImmediate(function() { try { logger.event.error('third', 1030).then(res, rej) } catch (err) { rej(err) } }) }) assert.ok(stubError.called) assert.strictEqual(stubError.firstCall[0], 'third') assert.strictEqual(stubError.firstCall[1], 1030) }) t.test('should work even if it were to throw', async function() { const assertName = 'It is going to be The Special' let checkName = '' let stubInfo = stub().returnWith(function() { throw new Error('not to be seen') }) let stubWarn = stub().returnWith(function() { throw new Error('not to be seen') }) let stubError = stub().returnWith(function() { throw new Error('not to be seen') }) process.env.NODE_ENV = 'production' let stubImport = stub().resolves({ default: { EventLogger: function(name) { checkName = name this.info = stubInfo this.warn = stubWarn this.error = stubError }, }, }) let logger = getLog(assertName, [], { import: stubImport }) let first = new Promise(function(res, rej) { setImmediate(function() { try { logger.event.info().then(res, rej) } catch (err) { rej(err) } }) }) let second = new Promise(function(res, rej) { setImmediate(function() { try { logger.event.warn().then(res, rej) } catch (err) { rej(err) } }) }) await Promise.all([ first, second, ]) assert.strictEqual(checkName, assertName) assert.ok(stubInfo.called) assert.ok(stubWarn.called) assert.notOk(stubError.called) await new Promise(function(res, rej) { setImmediate(function() { try { logger.event.error().then(res, rej) } catch (err) { rej(err) } }) }) assert.ok(stubError.called) }) t.test('should work without stub', async function() { let res = await import('node-windows').catch(function() {}) if (!res) { return } process.env.NODE_ENV = 'production' let logger = getLog('service-core-unit-test', []) await logger.event.info('Hello from service-core log.event unit test') }) })