diff --git a/test/fileAppender-test.js b/test/fileAppender-test.js index 9b4bd0f..95b0a66 100644 --- a/test/fileAppender-test.js +++ b/test/fileAppender-test.js @@ -5,6 +5,7 @@ var vows = require('vows') , sandbox = require('sandboxed-module') , log4js = require('../lib/log4js') , assert = require('assert') +, zlib = require('zlib') , EOL = require('os').EOL || '\n'; log4js.clearAppenders(); @@ -214,6 +215,79 @@ vows.describe('log4js fileAppender').addBatch({ } } } + }, + 'with a max file size and 2 compressed backups': { + topic: function() { + var testFile = path.join(__dirname, '/fa-maxFileSize-with-backups-compressed-test.log') + , logger = log4js.getLogger('max-file-size-backups'); + remove(testFile); + remove(testFile+'.1.gz'); + remove(testFile+'.2.gz'); + + //log file of 50 bytes maximum, 2 backups + log4js.clearAppenders(); + log4js.addAppender( + require('../lib/appenders/file').appender(testFile, log4js.layouts.basicLayout, 50, 2, null, true), + 'max-file-size-backups' + ); + logger.info("This is the first log message."); + logger.info("This is the second log message."); + logger.info("This is the third log message."); + logger.info("This is the fourth log message."); + var that = this; + //give the system a chance to open the stream + setTimeout(function() { + fs.readdir(__dirname, function(err, files) { + if (files) { + that.callback(null, files.sort()); + } else { + that.callback(err, files); + } + }); + }, 200); + }, + 'the log files': { + topic: function(files) { + var logFiles = files.filter( + function(file) { return file.indexOf('fa-maxFileSize-with-backups-compressed-test.log') > -1; } + ); + return logFiles; + }, + 'should be 3': function (files) { + assert.equal(files.length, 3); + }, + 'should be named in sequence': function (files) { + assert.deepEqual(files, [ + 'fa-maxFileSize-with-backups-compressed-test.log', + 'fa-maxFileSize-with-backups-compressed-test.log.1.gz', + 'fa-maxFileSize-with-backups-compressed-test.log.2.gz' + ]); + }, + 'and the contents of the first file': { + topic: function(logFiles) { + fs.readFile(path.join(__dirname, logFiles[0]), "utf8", this.callback); + }, + 'should be the last log message': function(contents) { + assert.include(contents, 'This is the fourth log message.'); + } + }, + 'and the contents of the second file': { + topic: function(logFiles) { + zlib.gunzip(fs.readFileSync(path.join(__dirname, logFiles[1])), this.callback); + }, + 'should be the third log message': function(contents) { + assert.include(contents.toString('utf8'), 'This is the third log message.'); + } + }, + 'and the contents of the third file': { + topic: function(logFiles) { + zlib.gunzip(fs.readFileSync(path.join(__dirname, logFiles[2])), this.callback); + }, + 'should be the second log message': function(contents) { + assert.include(contents.toString('utf8'), 'This is the second log message.'); + } + } + } } }).addBatch({ 'configure' : {