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'use strict';
var vows = require('vows')
, fs = require('fs')
, assert = require('assert')
, EOL = require('os').EOL || '\n';
function remove(filename) {
try {
fs.unlinkSync(filename);
} catch (e) {
//doesn't really matter if it failed
}
}
vows.describe('log4js categoryFilter').addBatch({
'appender': {
topic: function() {
var log4js = require('../lib/log4js'), logEvents = [], webLogger, appLogger;
log4js.clearAppenders();
var appender = require('../lib/appenders/categoryFilter')
.appender(
['app'],
function(evt) { logEvents.push(evt); }
);
log4js.addAppender(appender, ["app","web"]);
webLogger = log4js.getLogger("web");
appLogger = log4js.getLogger("app");
webLogger.debug('This should get logged');
appLogger.debug('This should not');
webLogger.debug('Hello again');
log4js.getLogger('db').debug('This shouldn\'t be included by the appender anyway');
return logEvents;
},
'should only pass matching category' : function(logEvents) {
assert.equal(logEvents.length, 2);
assert.equal(logEvents[0].data[0], 'This should get logged');
assert.equal(logEvents[1].data[0], 'Hello again');
}
},
'configure': {
topic: function() {
var log4js = require('../lib/log4js')
, logger, weblogger;
remove(__dirname + '/categoryFilter-web.log');
remove(__dirname + '/categoryFilter-noweb.log');
log4js.configure('test/with-categoryFilter.json');
logger = log4js.getLogger("app");
weblogger = log4js.getLogger("web");
logger.info('Loading app');
logger.debug('Initialising indexes');
weblogger.info('00:00:00 GET / 200');
weblogger.warn('00:00:00 GET / 500');
//wait for the file system to catch up
setTimeout(this.callback, 500);
},
'tmp-tests.log': {
topic: function() {
fs.readFile(__dirname + '/categoryFilter-noweb.log', 'utf8', this.callback);
},
'should contain all log messages': function(contents) {
var messages = contents.trim().split(EOL);
assert.deepEqual(messages, ['Loading app','Initialising indexes']);
}
},
'tmp-tests-web.log': {
topic: function() {
fs.readFile(__dirname + '/categoryFilter-web.log','utf8',this.callback);
},
'should contain only error and warning log messages': function(contents) {
var messages = contents.trim().split(EOL);
assert.deepEqual(messages, ['00:00:00 GET / 200','00:00:00 GET / 500']);
}
}
}
}).export(module);
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