Add tests for multiprocess file appender
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@ -20,7 +20,7 @@ var LogServer = function createLogServer(config) {
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// JSON.parse failed, just log the contents probably a naughty.
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actualAppender(createLoggingEvent('ERROR', 'Unable to parse log: ' + logMessage));
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}
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})
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});
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});
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});
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server.listen(config.loggerPort || 5000, config.loggerHost || 'localhost');
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@ -26,6 +26,7 @@
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"devDependencies": {
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"vows": ">=0.5.2",
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"sandboxed-module": ">= 0.1.1",
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"hook.io": "0.7.7"
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"hook.io": "0.7.7",
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"underscore": "1.2.1"
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}
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}
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173
test/multiprocessAppender.js
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173
test/multiprocessAppender.js
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@ -0,0 +1,173 @@
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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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var _ = require('underscore');
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function fancyResultingMultiprocessAppender(opts) {
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var result = { clientOns: {}, serverOns: {}, logged: [], ended: [] };
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var fakeSocket = {
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on: function (event, fn) {
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result.clientOns[event] = fn;
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if (event === 'connect') {
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fn();
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}
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},
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end: function (data, encoding) {
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result.ended.push({ data: data, encoding: encoding });
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}
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}
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var fakeServerSocket = {
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on: function (event, fn) {
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result.serverOns[event] = fn;
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if (event === 'connect') {
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fn();
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}
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}
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}
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var fakeServer = {
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listen: function (port, host) {
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result.listenPort = port;
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result.listenHost = host;
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}
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}
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var fakeNet = {
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createServer: function (fn) {
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fn(fakeServerSocket);
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return fakeServer;
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},
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createConnection: function (port, host) {
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result.connectPort = port;
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result.connectHost = host;
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return fakeSocket;
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}
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}
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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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return { theResult: result,
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theModule: sandbox.require('../lib/appenders/multiprocess', {
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requires: {
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'../log4js': fakeLog4Js,
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'net': fakeNet
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}
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})
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};
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}
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function logMessages(result, logs, raw) {
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logs.forEach(function log(item) {
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var logItem = { startTime: "Wed, 02 Nov 2011 21:46:39 GMT", level: { levelStr: 'DEBUG' }, data: [ item ] };
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result.serverOns.data(JSON.stringify(logItem));
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result.serverOns.end();
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result.serverOns.connect();
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});
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if (raw) {
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raw.forEach(function log(rawItem) {
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result.serverOns.data(rawItem);
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result.serverOns.end();
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result.serverOns.connect();
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});
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}
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}
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vows.describe('log4js multiprocessAppender').addBatch({
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'master': {
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topic: function() {
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var fancy = fancyResultingMultiprocessAppender();
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var logger = fancy.theModule.configure({ mode: 'master', 'loggerPort': 5001, 'loggerHost': 'abba', appender: { type: 'file' } });
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logMessages(fancy.theResult, [ 'ALRIGHTY THEN', 'OH WOW' ]);
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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.equal(result.listenPort, 5001);
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assert.equal(result.listenHost, 'abba');
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assert.equal(result.logged.length, 2);
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assert.equal(result.logged[0].data[0], 'ALRIGHTY THEN');
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assert.equal(result.logged[1].data[0], 'OH WOW');
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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(), 'DEBUG');
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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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'client should not be called': function (result) {
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assert.equal(_.keys(result.clientOns).length, 0);
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}
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},
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'master with bad request': {
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topic: function() {
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var fancy = fancyResultingMultiprocessAppender();
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var logger = fancy.theModule.configure({ mode: 'master', 'loggerPort': 5001, 'loggerHost': 'abba', appender: { type: 'file' } });
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logMessages(fancy.theResult, [], [ 'ALRIGHTY THEN', 'OH WOW' ]);
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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.equal(result.listenPort, 5001);
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assert.equal(result.listenHost, 'abba');
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assert.equal(result.logged.length, 2);
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assert.equal(result.logged[0].data[0], 'Unable to parse log: ALRIGHTY THEN');
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assert.equal(result.logged[1].data[0], 'Unable to parse log: OH WOW');
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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(), 'ERROR');
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assert.equal(result.logged[0].data, 'Unable to parse log: 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(), 'ERROR');
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assert.equal(result.logged[1].data, 'Unable to parse log: OH WOW');
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assert.isTrue(typeof(result.logged[1].startTime) === 'object');
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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 = fancyResultingMultiprocessAppender();
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var logger = fancy.theModule.configure({ loggerHost: 'baba', loggerPort: 1232, 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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'client configuration should be correct': function (result) {
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assert.equal(result.connectHost, 'baba');
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assert.equal(result.connectPort, 1232);
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},
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'should not write to the actual appender': function (result) {
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assert.equal(result.logged.length, 0);
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assert.equal(result.ended.length, 2);
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assert.equal(result.ended[0].data, JSON.stringify({ level: { levelStr: 'INFO' }, data: "ALRIGHTY THEN", startTime: '2011-10-27T03:53:16.031Z' }));
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assert.equal(result.ended[0].encoding, 'utf8');
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assert.equal(result.ended[1].data, JSON.stringify({ level: { levelStr: 'DEBUG' }, data: "OH WOW", startTime: '2011-10-27T04:53:16.031Z'}));
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assert.equal(result.ended[1].encoding, 'utf8');
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assert.equal(_.keys(result.serverOns).length, 0);
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}
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}
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}
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}).exportTo(module);
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