Merge branch 'master' of https://github.com/csausdev/log4js-node
Gareth Jones
13 years ago
commit
fde66f92f5
@ -0,0 +1,56 @@
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var log4js = require('../log4js');
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var layouts = require('../layouts');
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var Hook = require('hook.io').Hook;
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var util = require('util');
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var Logger = function createLogger(options) {
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var self = this;
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var actualAppender = options.actualAppender;
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Hook.call(self, options);
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self.on('hook::ready', function hookReady() {
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self.on('*::' + options.name + '::log', function log(loggingEvent) {
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deserializeLoggingEvent(loggingEvent);
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actualAppender(loggingEvent);
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});
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});
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}
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util.inherits(Logger, Hook);
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function deserializeLoggingEvent(loggingEvent) {
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loggingEvent.startTime = new Date(loggingEvent.startTime);
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loggingEvent.level.toString = function levelToString() {
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return loggingEvent.level.levelStr;
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};
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}
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function createAppender(hookioOptions, actualAppender) {
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var loggerHook;
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if (hookioOptions.mode === 'master') {
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// Start the master hook, handling the actual logging
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loggerHook = new Logger({ name: hookioOptions.name, debug: hookioOptions.debug, actualAppender: actualAppender });
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} else {
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// Start a worker, just emitting events for a master
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loggerHook = new Hook({ name: hookioOptions.name, debug: hookioOptions.debug });
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}
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loggerHook.start();
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var loggerEvent = hookioOptions.name + '::log';
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return function log(loggingEvent) {
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loggerHook.emit(loggerEvent, loggingEvent);
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};
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}
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function configure(config) {
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var actualAppender;
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if (config.appender && config.mode === 'master') {
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log4js.loadAppender(config.appender.type);
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actualAppender = log4js.appenderMakers[config.appender.type](config.appender);
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}
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delete config.appender;
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delete config.type;
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return createAppender(config, actualAppender);
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}
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exports.name = 'hookio';
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exports.appender = createAppender;
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exports.configure = configure;
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@ -0,0 +1,99 @@
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var vows = require('vows');
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var assert = require('assert');
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var sandbox = require('sandboxed-module');
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function fancyResultingHookioAppender(opts) {
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var result = { ons: {}, emissions: {}, logged: [] };
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var fakeLog4Js = {
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appenderMakers: {}
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};
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fakeLog4Js.loadAppender = function (appender) {
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fakeLog4Js.appenderMakers[appender] = function (config) {
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result.actualLoggerConfig = config;
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return function log(logEvent) {
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result.logged.push(logEvent);
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}
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};
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};
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var fakeHookIo = { Hook: function() { } };
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fakeHookIo.Hook.prototype.start = function () {
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result.startCalled = true;
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};
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fakeHookIo.Hook.prototype.on = function (eventName, functionToExec) {
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result.ons[eventName] = { functionToExec: functionToExec };
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if (eventName === 'hook::ready') {
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functionToExec();
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}
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};
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fakeHookIo.Hook.prototype.emit = function (eventName, data) {
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result.emissions[eventName] = result.emissions[eventName] || [];
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result.emissions[eventName].push({data: data});
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var on = '*::' + eventName;
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if (eventName !== 'hook::ready' && result.ons[on]) {
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result.ons[on].callingCount = result.ons[on].callingCount ? result.ons[on].callingCount += 1 : 1;
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result.ons[on].functionToExec(data);
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}
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};
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return { theResult: result,
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theModule: sandbox.require('../lib/appenders/hookio', {
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requires: {
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'../log4js': fakeLog4Js,
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'hook.io': fakeHookIo
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}
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})
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};
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}
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vows.describe('log4js hookioAppender').addBatch({
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'master': {
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topic: function() {
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var fancy = fancyResultingHookioAppender();
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var logger = fancy.theModule.configure({ name: 'ohno', mode: 'master', appender: { type: 'file' } });
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logger({ level: { levelStr: 'INFO' }, data: "ALRIGHTY THEN", startTime: '2011-10-27T03:53:16.031Z' });
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logger({ level: { levelStr: 'DEBUG' }, data: "OH WOW", startTime: '2011-10-27T04:53:16.031Z'});
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return fancy.theResult;
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},
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'should write to the actual appender': function (result) {
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assert.isTrue(result.startCalled);
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assert.equal(result.logged.length, 2);
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assert.equal(result.emissions['ohno::log'].length, 2);
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assert.equal(result.ons['*::ohno::log'].callingCount, 2);
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},
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'data written should be formatted correctly': function (result) {
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assert.equal(result.logged[0].level.toString(), 'INFO');
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assert.equal(result.logged[0].data, 'ALRIGHTY THEN');
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assert.isTrue(typeof(result.logged[0].startTime) === 'object');
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assert.equal(result.logged[1].level.toString(), 'DEBUG');
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assert.equal(result.logged[1].data, 'OH WOW');
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assert.isTrue(typeof(result.logged[1].startTime) === 'object');
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},
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'the actual logger should get the right config': function (result) {
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assert.equal(result.actualLoggerConfig.type, 'file');
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}
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},
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'worker': {
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'should emit logging events to the master': {
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topic: function() {
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var fancy = fancyResultingHookioAppender();
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var logger = fancy.theModule.configure({ name: 'ohno', mode: 'worker', appender: { type: 'file' } });
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logger({ level: { levelStr: 'INFO' }, data: "ALRIGHTY THEN", startTime: '2011-10-27T03:53:16.031Z' });
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logger({ level: { levelStr: 'DEBUG' }, data: "OH WOW", startTime: '2011-10-27T04:53:16.031Z'});
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return fancy.theResult;
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},
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'should not write to the actual appender': function (result) {
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assert.isTrue(result.startCalled);
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assert.equal(result.logged.length, 0);
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assert.equal(result.emissions['ohno::log'].length, 2);
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assert.isUndefined(result.ons['*::ohno::log']);
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}
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}
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}
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}).exportTo(module);
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