Files
openstapps/packages/logger/test/logger.spec.ts
2023-05-31 14:04:05 +02:00

456 lines
11 KiB
TypeScript

/* eslint-disable @typescript-eslint/no-explicit-any */
/*
* Copyright (C) 2018, 2020 StApps
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the Free
* Software Foundation, version 3.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program. If not, see <https://www.gnu.org/licenses/>.
*/
import chai from 'chai';
import {expect} from 'chai';
import chaiAsPromised from 'chai-as-promised';
import chaiSpies from 'chai-spies';
import {Logger, AddLogLevel, Colorize} from '../src/index.js';
import {DummyTransport} from './dummy-transport.js';
import path from 'node:path';
import chalk from 'chalk';
chai.should();
chai.use(chaiSpies);
chai.use(chaiAsPromised);
chalk.level = 2;
describe('Logger', function () {
const sandbox = chai.spy.sandbox();
beforeEach(function () {
Logger.setTransformations([new AddLogLevel()]);
});
afterEach(function () {
sandbox.restore();
});
it('should read default log level', async function () {
expect((Logger as any).getLevel('LOG')).to.be.equal(31);
expect((Logger as any).getLevel('EXIT')).to.be.equal(0);
});
it('should error', async function () {
const spy = sandbox.on(console, 'error', () => {
// noop
});
await Logger.error('Foobar');
expect(spy).to.have.been.called();
expect(spy.__spy.calls[0][0]).to.contain('[ERROR]');
expect(spy.__spy.calls[0][0]).to.contain('Foobar');
});
it('should error in productive environment', async function () {
const spy = sandbox.on(console, 'error', () => {
// noop
});
const nodeEnvironment = process.env.NODE_ENV;
process.env.NODE_ENV = 'production';
await Logger.error('Foobar').should.be.rejectedWith(Error);
expect(spy).to.have.been.called.exactly(1);
process.env.ALLOW_NO_TRANSPORT = 'true';
await Logger.error('Foobar').should.not.be.rejectedWith(Error);
expect(spy).to.have.been.called.exactly(2);
delete process.env.ALLOW_NO_TRANSPORT;
Logger.setTransport(new DummyTransport());
await Logger.error('Foobar').should.not.be.rejectedWith(Error);
expect(spy).to.have.been.called.exactly(3);
Logger.setTransport();
process.env.NODE_ENV = nodeEnvironment;
});
it('should error without output', async function () {
const spy = sandbox.on(console, 'error', () => {
// noop
});
process.env.STAPPS_LOG_LEVEL = '0';
await Logger.error('Foobar');
delete process.env.STAPPS_LOG_LEVEL;
expect(spy).not.to.have.been.called();
});
it('should error with Error', async function () {
const spy = sandbox.on(console, 'error', () => {
// noop
});
// eslint-disable-next-line unicorn/error-message
await Logger.error(new Error());
expect(spy).to.have.been.called();
expect(spy.__spy.calls[0][0]).to.contain('Error');
const directory = process.cwd().replaceAll(path.sep, path.posix.sep);
expect(spy.__spy.calls[0][0]).to.contain(directory);
});
it('should info', function () {
const spy = sandbox.on(console, 'info', () => {
// noop
});
Logger.info('Foobar');
expect(spy).to.have.been.called();
expect(spy.__spy.calls[0][0]).to.contain('[INFO]');
expect(spy.__spy.calls[0][0]).to.contain('Foobar');
});
it('should exit', async function () {
const infoSpy = sandbox.on(console, 'info', () => {
// noop
});
const logSpy = sandbox.on(console, 'log', () => {
// noop
});
const warnSpy = sandbox.on(console, 'warn', () => {
// noop
});
const errorSpy = sandbox.on(console, 'error', () => {
// noop
});
const processSpy = sandbox.on(process, 'exit', () => {
// noop
});
const exitLevel = process.env.STAPPS_EXIT_LEVEL;
process.env.STAPPS_EXIT_LEVEL = '31';
Logger.info('Foobar');
Logger.log('Foobar');
Logger.warn('Foobar');
Logger.ok('Foobar');
await Logger.error('Foobar');
expect(infoSpy).to.have.been.called.once;
expect(infoSpy.__spy.calls[0][0]).to.contain('[INFO]');
expect(infoSpy.__spy.calls[0][0]).to.contain('Foobar');
expect(logSpy).to.have.been.called.twice;
expect(warnSpy).to.have.been.called.once;
expect(warnSpy.__spy.calls[0][0]).to.contain('[WARN]');
expect(warnSpy.__spy.calls[0][0]).to.contain('Foobar');
expect(errorSpy).to.have.been.called.exactly(6);
expect(processSpy).to.have.been.called.exactly(5);
process.env.STAPPS_EXIT_LEVEL = exitLevel;
});
it('should info without output', function () {
const spy = sandbox.on(console, 'info', () => {
// noop
});
process.env.STAPPS_LOG_LEVEL = '0';
Logger.info('Foobar');
delete process.env.STAPPS_LOG_LEVEL;
expect(spy).not.to.have.been.called;
});
it('should be initialized', function () {
Logger.setTransport(new DummyTransport());
expect(() => {
Logger.initialized();
}).not.to.throw();
Logger.setTransport();
});
it('should be initialized in productive environment', function () {
const nodeEnvironment = process.env.NODE_ENV;
process.env.NODE_ENV = 'production';
Logger.setTransport(new DummyTransport());
expect(() => {
Logger.initialized();
}).not.to.throw();
Logger.setTransport();
expect(() => {
Logger.initialized();
}).to.throw();
const spy = sandbox.on(console, 'warn', () => {
// noop
});
process.env.ALLOW_NO_TRANSPORT = 'true';
expect(() => {
Logger.initialized();
}).not.to.throw();
delete process.env.ALLOW_NO_TRANSPORT;
expect(spy).to.have.been.called();
process.env.NODE_ENV = nodeEnvironment;
});
it('should be compatible with log aggregation in productive environment', function () {
Logger.setTransformations([new AddLogLevel(), new Colorize()]);
const spy = sandbox.on(console, 'log', () => {
// noop
});
Logger.log('Foo\nbar');
expect(spy).to.have.been.called.once;
expect(spy.__spy.calls[0][0]).to.equal('\u001B[37m[LOG] Foo\u001B[39m\n\u001B[37mbar\u001B[39m');
const nodeEnvironment = process.env.NODE_ENV;
process.env.NODE_ENV = 'production';
process.env.ALLOW_NO_TRANSPORT = 'true';
Logger.setTransformations([new AddLogLevel(), new Colorize()]);
Logger.log('Foo\nbar');
expect(spy).to.have.been.called.twice;
expect(spy.__spy.calls[1][0]).to.equal('[LOG] Foo bar');
process.env.NODE_ENV = nodeEnvironment;
delete process.env.ALLOW_NO_TRANSPORT;
});
it('should log', function () {
const spy = sandbox.on(console, 'log', () => {
// noop
});
Logger.log('Foobar');
expect(spy).to.have.been.called();
expect(spy.__spy.calls[0][0]).to.contain('[LOG]');
expect(spy.__spy.calls[0][0]).to.contain('Foobar');
});
it('should log without output', function () {
const spy = sandbox.on(console, 'log', () => {
// noop
});
process.env.STAPPS_LOG_LEVEL = '0';
Logger.log('Foobar');
delete process.env.STAPPS_LOG_LEVEL;
expect(spy).to.not.have.been.called();
});
it('should ok', function () {
const spy = sandbox.on(console, 'log', () => {
// noop
});
Logger.ok('Foobar');
expect(spy).to.have.been.called();
expect(spy.__spy.calls[0][0]).to.contain('[OK]');
expect(spy.__spy.calls[0][0]).to.contain('Foobar');
});
it('should ok without output', function () {
const spy = sandbox.on(console, 'log', () => {
// noop
});
process.env.STAPPS_LOG_LEVEL = '0';
Logger.ok('Foobar');
delete process.env.STAPPS_LOG_LEVEL;
expect(spy).not.to.have.been.called();
});
it('should set transport', function () {
expect(() => {
Logger.setTransport(new DummyTransport());
Logger.setTransport();
}).not.to.throw();
});
it('should stringify', function () {
const spy = sandbox.on(console, 'log', () => {
// noop
});
Logger.log('foo', 'bar');
expect(spy).to.have.been.called();
expect(spy.__spy.calls[0][0]).to.contain('foo');
expect(spy.__spy.calls[0][0]).to.contain('bar');
});
it('should stringify object', function () {
const spy = sandbox.on(console, 'log', () => {
// noop
});
Logger.log({
foo: 'bar',
});
expect(spy).to.have.been.called();
expect(spy.__spy.calls[0][0]).to.contain('foo');
expect(spy.__spy.calls[0][0]).to.contain('bar');
});
it('should warn', function () {
const spy = sandbox.on(console, 'warn', () => {
// noop
});
Logger.warn('Foobar');
expect(spy).to.have.been.called();
expect(spy.__spy.calls[0][0]).to.contain('[WARN]');
expect(spy.__spy.calls[0][0]).to.contain('Foobar');
});
it('should warn without output', function () {
const spy = sandbox.on(console, 'warn', () => {
// noop
});
process.env.STAPPS_LOG_LEVEL = '0';
Logger.warn('Foobar');
delete process.env.STAPPS_LOG_LEVEL;
expect(spy).not.to.have.been.called();
});
it('should log level exclusiveness', function () {
const warnSpy = sandbox.on(console, 'warn', () => {
// noop WARN
});
const infoSpy = sandbox.on(console, 'info', () => {
// noop INFO
});
const okSpy = sandbox.on(console, 'log', () => {
// noop OK
});
// only warn and info = warn + info = 4 + 1 = 5
process.env.STAPPS_LOG_LEVEL = '5';
Logger.warn('Foo');
Logger.info('Bar');
Logger.ok('Baz');
expect(warnSpy).to.have.been.called();
expect(warnSpy.__spy.calls[0][0]).to.contain('[WARN]');
expect(warnSpy.__spy.calls[0][0]).to.contain('Foo');
expect(infoSpy).to.have.been.called();
expect(infoSpy.__spy.calls[0][0]).to.contain('[INFO]');
expect(infoSpy.__spy.calls[0][0]).to.contain('Bar');
expect(okSpy).to.not.have.been.called();
delete process.env.STAPPS_LOG_LEVEL;
});
it('should getExitLevel', function () {
const savedProcess = process;
// @ts-expect-error ignore
process = undefined;
(global as any).window = {
STAPPS_EXIT_LEVEL: 0,
};
const stub = sandbox.on(console, 'info', () => {
// noop
});
Logger.info('Foobar');
process = savedProcess;
delete (global as any).window;
expect(stub).not.to.have.been.called();
});
it('should getLogLevel', function () {
const savedProcess = process;
// @ts-expect-error ignore
process = undefined;
(global as any).window = {
STAPPS_LOG_LEVEL: 0,
};
const stub = sandbox.on(console, 'info', () => {
// noop
});
Logger.info('Foobar');
process = savedProcess;
delete (global as any).window;
expect(stub).not.to.have.been.called();
});
it('should output without transformations', function () {
Logger.setTransformations([]);
const stub = sandbox.on(console, 'log', () => {
// noop
});
const applyTransformationsSpy = sandbox.on(new Logger(), 'applyTransformations');
Logger.log('Foobar');
expect(stub).to.have.been.called.with('Foobar');
expect(applyTransformationsSpy).not.to.have.been.called;
});
});