mailgunAppender-test.js
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"use strict";
var vows = require('vows');
var assert = require('assert');
var log4js = require('../lib/log4js');
var sandbox = require('sandboxed-module');
function setupLogging(category, options) {
var msgs = [];
var mailgunCredentials = {
apiKey: options.apikey,
domain: options.domain
};
var fakeMailgun = function (conf) {
return {
messages: function () {
return {
config: options,
send: function (data, callback) {
msgs.push(data);
callback(false, {status:"OK"});
}
};
}
};
};
var fakeLayouts = {
layout: function (type, config) {
this.type = type;
this.config = config;
return log4js.layouts.messagePassThroughLayout;
},
basicLayout: log4js.layouts.basicLayout,
messagePassThroughLayout: log4js.layouts.messagePassThroughLayout
};
var fakeConsole = {
errors: [],
logs: [],
error: function (msg, value) {
this.errors.push({msg: msg, value: value});
},
log: function (msg, value) {
this.logs.push({msg: msg, value: value});
}
};
var mailgunModule = sandbox.require('../lib/appenders/mailgun', {
requires: {
'mailgun-js': fakeMailgun,
'../layouts': fakeLayouts
},
globals: {
console: fakeConsole
}
});
log4js.addAppender(mailgunModule.configure(options), category);
return {
logger: log4js.getLogger(category),
mailer: fakeMailgun,
layouts: fakeLayouts,
console: fakeConsole,
mails: msgs,
credentials: mailgunCredentials
};
}
function checkMessages(result) {
for (var i = 0; i < result.mails.length; ++i) {
assert.equal(result.mails[i].from, 'sender@domain.com');
assert.equal(result.mails[i].to, 'recepient@domain.com');
assert.equal(result.mails[i].subject, 'This is subject');
assert.ok(new RegExp('.+Log event #' + (i + 1)).test(result.mails[i].text));
}
}
log4js.clearAppenders();
vows.describe('log4js mailgunAppender').addBatch({
'mailgun setup': {
topic: setupLogging('mailgun setup', {
apikey: 'APIKEY',
domain: 'DOMAIN',
from: 'sender@domain.com',
to: 'recepient@domain.com',
subject: 'This is subject'
}),
'mailgun credentials should match': function(result){
assert.equal(result.credentials.apiKey, 'APIKEY');
assert.equal(result.credentials.domain, 'DOMAIN');
}
},
'basic usage': {
topic: function(){
var setup = setupLogging('basic usage', {
apikey: 'APIKEY',
domain: 'DOMAIN',
from: 'sender@domain.com',
to: 'recepient@domain.com',
subject: 'This is subject'
});
setup.logger.info("Log event #1");
return setup;
},
'there should be one message only': function (result) {
assert.equal(result.mails.length, 1);
},
'message should contain proper data': function (result) {
checkMessages(result);
}
},
'config with layout': {
topic: function () {
var setup = setupLogging('config with layout', {
layout: {
type: "tester"
}
});
return setup;
},
'should configure layout': function (result) {
assert.equal(result.layouts.type, 'tester');
}
},
'error when sending email': {
topic: function () {
var setup = setupLogging('separate email for each event', {
apikey: 'APIKEY',
domain: 'DOMAIN',
from: 'sender@domain.com',
to: 'recepient@domain.com',
subject: 'This is subject'
});
setup.mailer.messages = function () {
return {
send: function (msg, cb) {
cb({msg: "log4js.mailgunAppender - Error happened"}, null);
}
};
};
setup.logger.info("This will break");
return setup.console;
},
'should be logged to console': function (cons) {
assert.equal(cons.errors.length, 1);
assert.equal(cons.errors[0].msg, 'log4js.mailgunAppender - Error happened');
}
},
'separate email for each event': {
topic: function () {
var self = this;
var setup = setupLogging('separate email for each event', {
apikey: 'APIKEY',
domain: 'DOMAIN',
from: 'sender@domain.com',
to: 'recepient@domain.com',
subject: 'This is subject'
});
setTimeout(function () {
setup.logger.info('Log event #1');
}, 0);
setTimeout(function () {
setup.logger.info('Log event #2');
}, 500);
setTimeout(function () {
setup.logger.info('Log event #3');
}, 1100);
setTimeout(function () {
self.callback(null, setup);
}, 3000);
},
'there should be three messages': function (result) {
assert.equal(result.mails.length, 3);
},
'messages should contain proper data': function (result) {
checkMessages(result);
}
}
}).export(module);