log4js-node/test/reloadConfiguration-test.js

341 lines
9.6 KiB
JavaScript

"use strict";
var vows = require('vows')
, assert = require('assert')
, sandbox = require('sandboxed-module');
function setupConsoleTest() {
var fakeConsole = {}
, logEvents = []
, log4js;
['trace','debug','log','info','warn','error'].forEach(function(fn) {
fakeConsole[fn] = function() {
throw new Error("this should not be called.");
};
});
log4js = sandbox.require(
'../lib/log4js',
{
globals: {
console: fakeConsole
}
}
);
log4js.clearAppenders();
log4js.addAppender(function(evt) {
logEvents.push(evt);
});
return { log4js: log4js, logEvents: logEvents, fakeConsole: fakeConsole };
}
vows.describe('reload configuration').addBatch({
'with config file changing' : {
topic: function() {
var pathsChecked = [],
logEvents = [],
logger,
modulePath = 'path/to/log4js.json',
fakeFS = {
lastMtime: Date.now(),
config: {
appenders: [
{ type: 'console', layout: { type: 'messagePassThrough' } }
],
levels: { 'a-test' : 'INFO' }
},
readFileSync: function (file, encoding) {
assert.equal(file, modulePath);
assert.equal(encoding, 'utf8');
return JSON.stringify(fakeFS.config);
},
statSync: function (path) {
pathsChecked.push(path);
if (path === modulePath) {
fakeFS.lastMtime += 1;
return { mtime: new Date(fakeFS.lastMtime) };
} else {
throw new Error("no such file");
}
}
},
fakeConsole = {
'name': 'console',
'appender': function () {
return function(evt) { logEvents.push(evt); };
},
'configure': function (config) {
return fakeConsole.appender();
}
},
setIntervalCallback,
fakeSetInterval = function(cb, timeout) {
setIntervalCallback = cb;
},
log4js = sandbox.require(
'../lib/log4js',
{
requires: {
'fs': fakeFS,
'./appenders/console': fakeConsole
},
globals: {
'console': fakeConsole,
'setInterval' : fakeSetInterval,
}
}
);
log4js.configure('path/to/log4js.json', { reloadSecs: 30 });
logger = log4js.getLogger('a-test');
logger.info("info1");
logger.debug("debug2 - should be ignored");
fakeFS.config.levels['a-test'] = "DEBUG";
setIntervalCallback();
logger.info("info3");
logger.debug("debug4");
return logEvents;
},
'should configure log4js from first log4js.json found': function(logEvents) {
assert.equal(logEvents[0].data[0], 'info1');
assert.equal(logEvents[1].data[0], 'info3');
assert.equal(logEvents[2].data[0], 'debug4');
assert.equal(logEvents.length, 3);
}
},
'with config file staying the same' : {
topic: function() {
var pathsChecked = [],
fileRead = 0,
logEvents = [],
logger,
modulePath = require('path').normalize(__dirname + '/../lib/log4js.json'),
mtime = new Date(),
fakeFS = {
config: {
appenders: [
{ type: 'console', layout: { type: 'messagePassThrough' } }
],
levels: { 'a-test' : 'INFO' }
},
readFileSync: function (file, encoding) {
fileRead += 1;
assert.isString(file);
assert.equal(file, modulePath);
assert.equal(encoding, 'utf8');
return JSON.stringify(fakeFS.config);
},
statSync: function (path) {
pathsChecked.push(path);
if (path === modulePath) {
return { mtime: mtime };
} else {
throw new Error("no such file");
}
}
},
fakeConsole = {
'name': 'console',
'appender': function () {
return function(evt) { logEvents.push(evt); };
},
'configure': function (config) {
return fakeConsole.appender();
}
},
setIntervalCallback,
fakeSetInterval = function(cb, timeout) {
setIntervalCallback = cb;
},
log4js = sandbox.require(
'../lib/log4js',
{
requires: {
'fs': fakeFS,
'./appenders/console': fakeConsole
},
globals: {
'console': fakeConsole,
'setInterval' : fakeSetInterval,
}
}
);
log4js.configure(modulePath, { reloadSecs: 3 });
logger = log4js.getLogger('a-test');
logger.info("info1");
logger.debug("debug2 - should be ignored");
setIntervalCallback();
logger.info("info3");
logger.debug("debug4");
return [ pathsChecked, logEvents, modulePath, fileRead ];
},
'should only read the configuration file once': function(args) {
var fileRead = args[3];
assert.equal(fileRead, 1);
},
'should configure log4js from first log4js.json found': function(args) {
var logEvents = args[1];
assert.equal(logEvents.length, 2);
assert.equal(logEvents[0].data[0], 'info1');
assert.equal(logEvents[1].data[0], 'info3');
}
},
'when config file is removed': {
topic: function() {
var pathsChecked = [],
fileRead = 0,
logEvents = [],
logger,
modulePath = require('path').normalize(__dirname + '/../lib/log4js.json'),
mtime = new Date(),
fakeFS = {
config: {
appenders: [
{ type: 'console', layout: { type: 'messagePassThrough' } }
],
levels: { 'a-test' : 'INFO' }
},
readFileSync: function (file, encoding) {
fileRead += 1;
assert.isString(file);
assert.equal(file, modulePath);
assert.equal(encoding, 'utf8');
return JSON.stringify(fakeFS.config);
},
statSync: function (path) {
this.statSync = function() {
throw new Error("no such file");
};
return { mtime: new Date() };
}
},
fakeConsole = {
'name': 'console',
'appender': function () {
return function(evt) { logEvents.push(evt); };
},
'configure': function (config) {
return fakeConsole.appender();
}
},
setIntervalCallback,
fakeSetInterval = function(cb, timeout) {
setIntervalCallback = cb;
},
log4js = sandbox.require(
'../lib/log4js',
{
requires: {
'fs': fakeFS,
'./appenders/console': fakeConsole
},
globals: {
'console': fakeConsole,
'setInterval' : fakeSetInterval,
}
}
);
log4js.configure(modulePath, { reloadSecs: 3 });
logger = log4js.getLogger('a-test');
logger.info("info1");
logger.debug("debug2 - should be ignored");
setIntervalCallback();
logger.info("info3");
logger.debug("debug4");
return [ pathsChecked, logEvents, modulePath, fileRead ];
},
'should only read the configuration file once': function(args) {
var fileRead = args[3];
assert.equal(fileRead, 1);
},
'should not clear configuration when config file not found': function(args) {
var logEvents = args[1];
assert.equal(logEvents.length, 3);
assert.equal(logEvents[0].data[0], 'info1');
assert.equal(logEvents[1].level.toString(), 'WARN');
assert.include(logEvents[1].data[0], 'Failed to load configuration file');
assert.equal(logEvents[2].data[0], 'info3');
}
},
'when passed an object': {
topic: function() {
var test = setupConsoleTest();
test.log4js.configure({}, { reloadSecs: 30 });
return test.logEvents;
},
'should log a warning': function(events) {
assert.equal(events[0].level.toString(), 'WARN');
assert.equal(
events[0].data[0],
'Ignoring configuration reload parameter for "object" configuration.'
);
}
},
'when called twice with reload options': {
topic: function() {
var modulePath = require('path').normalize(__dirname + '/../lib/log4js.json'),
fakeFS = {
readFileSync: function (file, encoding) {
return JSON.stringify({});
},
statSync: function (path) {
return { mtime: new Date() };
}
},
fakeConsole = {
'name': 'console',
'appender': function () {
return function(evt) { };
},
'configure': function (config) {
return fakeConsole.appender();
}
},
setIntervalCallback,
intervalCleared = false,
clearedId,
fakeSetInterval = function(cb, timeout) {
setIntervalCallback = cb;
return 1234;
},
log4js = sandbox.require(
'../lib/log4js',
{
requires: {
'fs': fakeFS,
'./appenders/console': fakeConsole
},
globals: {
'console': fakeConsole,
'setInterval' : fakeSetInterval,
'clearInterval': function(interval) {
intervalCleared = true;
clearedId = interval;
}
}
}
);
log4js.configure(modulePath, { reloadSecs: 3 });
log4js.configure(modulePath, { reloadSecs: 15 });
return { cleared: intervalCleared, id: clearedId };
},
'should clear the previous interval': function(result) {
assert.isTrue(result.cleared);
assert.equal(result.id, 1234);
}
}
}).exportTo(module);