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Test for the 'compress' option at the file appender.

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This commit is contained in:
Luis Malheiro 2014-09-01 18:05:36 +02:00
parent 39a73586ed
commit 02ea4831ea
1 changed files with 74 additions and 0 deletions
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74
test/fileAppender-test.js
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@ -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' : {