Files
elasticsearch-js/test/unit/generic_logger_tests.js
2016-05-19 07:52:01 -07:00

238 lines
7.5 KiB
JavaScript

var expect = require('expect.js');
var Log = require('../../src/lib/log');
var LoggerAbstract = require('../../src/lib/logger');
var TracerLogger = require('../../src/lib/loggers/tracer');
var now = new Date('2013-03-01T00:00:00Z');
var sinon = require('sinon');
module.exports = function (makeLogger) {
var stub = require('../utils/auto_release_stub').make();
var parent = new Log();
afterEach(function () {
parent.close();
});
describe('Constuctor', function () {
it('calls setupListeners, passes its new levels', function () {
var logger = makeLogger(parent);
stub(logger.constructor.prototype, 'setupListeners');
parent.close();
logger = makeLogger(parent);
expect(logger.setupListeners).to.have.property('callCount', 1);
});
it('listens for the loggers\' "closing" event', function () {
var logger = makeLogger(parent);
expect(parent.listenerCount('closing')).to.eql(1);
});
});
describe('listening levels', function () {
it('calls cleanUpListeners when the listeners are being setup', function () {
var logger = makeLogger();
stub(logger, 'cleanUpListeners');
logger.setupListeners([]);
expect(logger.cleanUpListeners).to.have.property('callCount', 1);
});
it('listens to just error when log is explicitly error', function () {
var logger = makeLogger(parent, 'error');
expect(parent.listenerCount('error')).to.eql(1);
expect(parent.listenerCount('warning')).to.eql(0);
expect(parent.listenerCount('info')).to.eql(0);
expect(parent.listenerCount('debug')).to.eql(0);
expect(parent.listenerCount('trace')).to.eql(0);
});
it('listens for all the events when level is "trace"', function () {
var logger = makeLogger(parent, 'trace');
expect(parent.listenerCount('error')).to.eql(1);
expect(parent.listenerCount('warning')).to.eql(1);
expect(parent.listenerCount('info')).to.eql(1);
expect(parent.listenerCount('debug')).to.eql(1);
expect(parent.listenerCount('trace')).to.eql(1);
});
it('listens for specific events when level is an array', function () {
var logger = makeLogger(parent, ['error', 'trace']);
expect(parent.listenerCount('error')).to.eql(1);
expect(parent.listenerCount('warning')).to.eql(0);
expect(parent.listenerCount('info')).to.eql(0);
expect(parent.listenerCount('debug')).to.eql(0);
expect(parent.listenerCount('trace')).to.eql(1);
});
it('sets the logLevel property to the new levels', function () {
var logger = makeLogger();
var levels = ['error'];
logger.setupListeners(levels);
expect(logger.listeningLevels).to.eql(levels).and.not.be(levels);
levels = ['warning', 'trace'];
logger.setupListeners(levels);
expect(logger.listeningLevels).to.eql(levels).and.not.be(levels);
levels = ['debug', 'debug'];
logger.setupListeners(levels);
expect(logger.listeningLevels).to.eql(levels).and.not.be(levels);
});
it('rejects listening levels it can not listen to', function () {
var logger = makeLogger();
expect(function () {
logger.setupListeners(['scream']);
}).to.throwError(/unable to listen/i);
});
it('emits events because something is listening', function () {
var logger = makeLogger(parent, 'trace');
stub(parent, 'emit');
parent.error(new Error('error message'));
expect(parent.emit.lastCall.args[0]).to.eql('error');
parent.warning('warning');
expect(parent.emit.lastCall.args[0]).to.eql('warning');
parent.info('info');
expect(parent.emit.lastCall.args[0]).to.eql('info');
parent.debug('debug');
expect(parent.emit.lastCall.args[0]).to.eql('debug');
parent.trace('GET', {}, '', '', 200);
expect(parent.emit.lastCall.args[0]).to.eql('trace');
});
});
describe('#timestamp', function () {
it('returns in the right format', function () {
stub.autoRelease(sinon.useFakeTimers(now.getTime()));
var logger = makeLogger();
expect(logger.timestamp()).to.eql('2013-03-01T00:00:00Z');
});
});
describe('#format', function () {
it('returns a single string with the message indented', function () {
stub.autoRelease(sinon.useFakeTimers(now.getTime()));
var logger = makeLogger();
expect(logger.format('LABEL', 'MSG')).to.eql(
'LABEL: 2013-03-01T00:00:00Z\n' +
' MSG\n' +
'\n'
);
});
it('properly indents multi-line messages', function () {
stub.autoRelease(sinon.useFakeTimers(now.getTime()));
var logger = makeLogger();
expect(logger.format('LABEL', 'MSG\nwith\nseveral lines')).to.eql(
'LABEL: 2013-03-01T00:00:00Z\n' +
' MSG\n' +
' with\n' +
' several lines\n' +
'\n'
);
});
});
describe('#onError', function () {
it('uses the Error name when it is not just "Error"', function () {
var logger = makeLogger();
stub(logger, 'write', function (label, msg) {
expect(label).to.eql('TypeError');
});
logger.onError(new TypeError('Typerr'));
expect(logger.write.callCount).to.eql(1);
});
it('uses "ERROR" when the error name is "Error"', function () {
var logger = makeLogger();
stub(logger, 'write', function (label, msg) {
expect(label).to.eql('ERROR');
});
logger.onError(new Error('thing'));
expect(logger.write.callCount).to.eql(1);
});
});
describe('#onWarning', function () {
it('uses the "WARNING" label', function () {
var logger = makeLogger();
stub(logger, 'write', function (label, msg) {
expect(label).to.eql('WARNING');
});
logger.onWarning('message');
expect(logger.write.callCount).to.eql(1);
});
it('echos the message', function () {
var logger = makeLogger();
stub(logger, 'write', function (label, msg) {
expect(msg).to.eql('message');
});
logger.onWarning('message');
expect(logger.write.callCount).to.eql(1);
});
});
describe('#onInfo', function () {
it('uses the "INFO" label', function () {
var logger = makeLogger();
stub(logger, 'write', function (label, msg) {
expect(label).to.eql('INFO');
});
logger.onInfo('message');
expect(logger.write.callCount).to.eql(1);
});
it('echos the message', function () {
var logger = makeLogger();
stub(logger, 'write', function (label, msg) {
expect(msg).to.eql('message');
});
logger.onInfo('message');
expect(logger.write.callCount).to.eql(1);
});
});
describe('#onDebug', function () {
it('uses the "DEBUG" label', function () {
var logger = makeLogger();
stub(logger, 'write', function (label, msg) {
expect(label).to.eql('DEBUG');
});
logger.onDebug('message');
expect(logger.write.callCount).to.eql(1);
});
it('echos the message', function () {
var logger = makeLogger();
stub(logger, 'write', function (label, msg) {
expect(msg).to.eql('message');
});
logger.onDebug('message');
expect(logger.write.callCount).to.eql(1);
});
});
describe('#onTrace', function () {
it('uses the "TRACE" label', function () {
var logger = makeLogger();
stub(logger, 'write', function (label, msg) {
expect(label).to.eql('TRACE');
});
logger.onTrace(Log.normalizeTraceArgs('GET', 'http://place/thing?me=true', '{}', '{"ok": true}', 200));
expect(logger.write.callCount).to.eql(1);
});
});
};