log4js-node/test/gelfAppender.js
2012-02-13 08:54:35 +11:00

138 lines
4.6 KiB
JavaScript

var vows = require('vows')
, assert = require('assert')
, sandbox = require('sandboxed-module')
, log4js = require('../lib/log4js')
, setupLogging = function(options, category, compressedLength) {
var fakeDgram = {
sent: false,
socket: {
packetLength: 0,
close: function() {
},
send: function(pkt, offset, pktLength, port, host) {
fakeDgram.sent = true;
this.packet = pkt;
this.offset = offset;
this.packetLength = pktLength;
this.port = port;
this.host = host;
}
},
createSocket: function(type) {
this.type = type;
return this.socket;
}
}
, fakeCompressBuffer = {
compress: function(objectToCompress) {
fakeCompressBuffer.uncompressed = objectToCompress;
if (compressedLength) {
return { length: compressedLength };
} else {
return "I've been compressed";
}
}
}
, appender = sandbox.require('../lib/appenders/gelf', {
requires: {
dgram: fakeDgram,
"compress-buffer": fakeCompressBuffer
}
});
log4js.clearAppenders();
log4js.addAppender(appender.configure(options || {}), category || "gelf-test");
return {
dgram: fakeDgram,
compress: fakeCompressBuffer,
logger: log4js.getLogger(category || "gelf-test")
};
};
//log4js.configure({ doNotReplaceConsole: true });
vows.describe('log4js gelfAppender').addBatch({
'with default gelfAppender settings': {
topic: function() {
var setup = setupLogging();
setup.logger.info("This is a test");
return setup;
},
'the dgram packet': {
topic: function(setup) {
return setup.dgram;
},
'should be sent via udp to the localhost gelf server': function(dgram) {
assert.equal(dgram.type, "udp4");
assert.equal(dgram.socket.host, "localhost");
assert.equal(dgram.socket.port, 12201);
assert.equal(dgram.socket.offset, 0);
assert.ok(dgram.socket.packetLength > 0, "Received blank message");
},
'should be compressed': function(dgram) {
assert.equal(dgram.socket.packet, "I've been compressed");
}
},
'the uncompressed log message': {
topic: function(setup) {
var message = JSON.parse(setup.compress.uncompressed);
return message;
},
'should be in the gelf format': function(message) {
assert.equal(message.version, '1.0');
assert.equal(message.host, require('os').hostname());
assert.equal(message.level, 6); //INFO
assert.equal(message.facility, 'nodejs-server');
assert.equal(message.full_message, message.short_message);
assert.equal(message.full_message, 'This is a test');
}
}
},
'with a message longer than 8k': {
topic: function() {
var setup = setupLogging(undefined, undefined, 10240);
setup.logger.info("Blah.");
return setup;
},
'the dgram packet': {
topic: function(setup) {
return setup.dgram;
},
'should not be sent': function(dgram) {
assert.equal(dgram.sent, false);
}
}
},
'with non-default options': {
topic: function() {
var setup = setupLogging({
host: 'somewhere',
port: 12345,
hostname: 'cheese',
facility: 'nonsense'
});
setup.logger.debug("Just testing.");
return setup;
},
'the dgram packet': {
topic: function(setup) {
return setup.dgram;
},
'should pick up the options': function(dgram) {
assert.equal(dgram.socket.host, 'somewhere');
assert.equal(dgram.socket.port, 12345);
}
},
'the uncompressed packet': {
topic: function(setup) {
var message = JSON.parse(setup.compress.uncompressed);
return message;
},
'should pick up the options': function(message) {
assert.equal(message.host, 'cheese');
assert.equal(message.facility, 'nonsense');
}
}
}
}).export(module);