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129 lines
3.5 KiB
129 lines
3.5 KiB
"use strict";
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var assert = require('assert');
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var vows = require('vows');
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var layouts = require('../lib/layouts');
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var sandbox = require('sandboxed-module');
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var LoggingEvent = require('../lib/logger').LoggingEvent;
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var cluster = require('cluster');
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vows.describe('log4js cluster appender').addBatch({
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'when in master mode': {
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topic: function() {
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var registeredClusterEvents = [];
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var loggingEvents = [];
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// Fake cluster module, so no cluster listeners be really added
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var fakeCluster = {
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on: function(event, callback) {
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registeredClusterEvents.push(event);
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},
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isMaster: true,
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isWorker: false,
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};
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var fakeActualAppender = function(loggingEvent) {
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loggingEvents.push(loggingEvent);
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}
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// Load appender and fake modules in it
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var appenderModule = sandbox.require('../lib/appenders/clustered', {
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requires: {
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'cluster': fakeCluster,
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}
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});
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var masterAppender = appenderModule.appender({
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actualAppenders: [fakeActualAppender, fakeActualAppender, fakeActualAppender],
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appenders: [{}, {category: "test"}, {category: "wovs"}]
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});
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// Actual test - log message using masterAppender
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masterAppender(new LoggingEvent('wovs', 'Info', ['masterAppender test']));
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var returnValue = {
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registeredClusterEvents: registeredClusterEvents,
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loggingEvents: loggingEvents,
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};
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return returnValue;
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},
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"should register 'fork' event listener on 'cluster'": function(topic) {
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assert.equal(topic.registeredClusterEvents[0], 'fork');
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},
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"should log using actual appender": function(topic) {
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assert.equal(topic.loggingEvents.length, 2)
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assert.equal(topic.loggingEvents[0].data[0], 'masterAppender test');
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assert.equal(topic.loggingEvents[1].data[0], 'masterAppender test');
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},
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},
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'when in worker mode': {
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topic: function() {
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var registeredProcessEvents = [];
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// Fake cluster module, to fake we're inside a worker process
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var fakeCluster = {
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isMaster: false,
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isWorker: true,
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};
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var fakeProcess = {
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send: function(data) {
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registeredProcessEvents.push(data);
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},
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};
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// Load appender and fake modules in it
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var appenderModule = sandbox.require('../lib/appenders/clustered', {
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requires: {
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'cluster': fakeCluster,
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},
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globals: {
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'process': fakeProcess,
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}
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});
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var workerAppender = appenderModule.appender();
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// Actual test - log message using masterAppender
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workerAppender(new LoggingEvent('wovs', 'Info', ['workerAppender test']));
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workerAppender(new LoggingEvent('wovs', 'Info', [new Error('Error test')]));
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var returnValue = {
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registeredProcessEvents: registeredProcessEvents,
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};
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return returnValue;
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},
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"worker appender should call process.send" : function(topic) {
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assert.equal(topic.registeredProcessEvents[0].type, '::log-message');
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assert.equal(JSON.parse(topic.registeredProcessEvents[0].event).data[0], "workerAppender test");
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},
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"worker should serialize an Error correctly" : function(topic) {
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assert.equal(topic.registeredProcessEvents[1].type, '::log-message');
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assert(JSON.parse(topic.registeredProcessEvents[1].event).data[0].stack);
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var actual = JSON.parse(topic.registeredProcessEvents[1].event).data[0].stack;
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var expectedRegex = /^Error: Error test/;
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assert(actual.match(expectedRegex), "Expected: \n\n " + actual + "\n\n to match " + expectedRegex);
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}
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}
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}).exportTo(module);
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