diff --git a/.travis.yml b/.travis.yml
index a5e5dfa..14cbac1 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -7,7 +7,7 @@ node_js:
   - lts/*
 
 before_script:
-  - cp test/config.json config.json
+  - cp test/config.json lib/config/config.json
 
 script:
   - npm run lint
diff --git a/lib/outgoing/index.js b/lib/outgoing/index.js
index 6f72eb6..38cd535 100644
--- a/lib/outgoing/index.js
+++ b/lib/outgoing/index.js
@@ -9,10 +9,11 @@
  * @license AGPL-3.0+
  */
 
-module.exports = (logger, config, xmpp, user, destination, message, sendToGroup, code) => {
+module.exports = (logger, config, xmpp, user, destination, message, sendToGroup, code, callback = () => {}) => {
   let webhook = config.getOutgoingWebhook(code)
   if (!webhook) {
     logger.warn(`There is no webhook with code "${code}"`)
+    callback(new Error(`There is no webhook with code "${code}"`), null, null)
     return
   }
   const request = require('request')
@@ -71,14 +72,20 @@ module.exports = (logger, config, xmpp, user, destination, message, sendToGroup,
     logger.debug('statusCode:', response && response.statusCode)
     if (error) {
       logger.error('HTTP error:', error)
+      callback(new Error('HTTP error:', error), null, null)
       return
     }
     if (response.statusCode === 200) {
       logger.trace('Response:', body)
-      if (body && 'reply' in body === true) {
+      if (body && typeof (body) === 'object' && 'reply' in body === true) {
         logger.debug(`There is a reply to send back in chat ${destination}: ${body.reply}`)
         xmpp.send(destination, body.reply, sendToGroup)
+        callback(null, `Message sent. There is a reply to send back in chat ${destination}: ${body.reply}`, null)
+        return
       }
+      callback(null, 'Message sent', null)
+      return
     }
+    callback(new Error('HTTP error:', response.statusCode), null, null)
   })
 }
diff --git a/lib/server.js b/lib/server.js
index ae11197..d00188a 100644
--- a/lib/server.js
+++ b/lib/server.js
@@ -13,11 +13,7 @@ logger.updateConfig(config.logger)
 const xmpp = require('./xmpp')(logger, config)
 
 // load webhook module
-const webhookListener = require('./webhook')(logger, config, xmpp)
+require('./webhook')(logger, config, xmpp)
 
 // handle error and process ending
 require('./error')(logger, xmpp)
-
-exports.close = () => {
-  webhookListener.close()
-}
diff --git a/package-lock.json b/package-lock.json
index 718b061..0edf747 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -3919,6 +3919,37 @@
         }
       }
     },
+    "nock": {
+      "version": "11.4.0",
+      "resolved": "https://registry.npmjs.org/nock/-/nock-11.4.0.tgz",
+      "integrity": "sha512-UrVEbEAvhyDoUttrS0fv3znhZ5nEJvlxqgmrC6Gb2Mf9cFci65RMK17e6EjDDQB57g5iwZw1TFnVvyeL0eUlhQ==",
+      "dev": true,
+      "requires": {
+        "chai": "^4.1.2",
+        "debug": "^4.1.0",
+        "json-stringify-safe": "^5.0.1",
+        "lodash": "^4.17.13",
+        "mkdirp": "^0.5.0",
+        "propagate": "^2.0.0"
+      },
+      "dependencies": {
+        "debug": {
+          "version": "4.1.1",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.1.1.tgz",
+          "integrity": "sha512-pYAIzeRo8J6KPEaJ0VWOh5Pzkbw/RetuzehGM7QRRX5he4fPHx2rdKMB256ehJCkX+XRQm16eZLqLNS8RSZXZw==",
+          "dev": true,
+          "requires": {
+            "ms": "^2.1.1"
+          }
+        },
+        "ms": {
+          "version": "2.1.2",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
+          "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w==",
+          "dev": true
+        }
+      }
+    },
     "node-cleanup": {
       "version": "2.1.2",
       "resolved": "https://registry.npmjs.org/node-cleanup/-/node-cleanup-2.1.2.tgz",
@@ -4544,6 +4575,12 @@
       "integrity": "sha512-7PiHtLll5LdnKIMw100I+8xJXR5gW2QwWYkT6iJva0bXitZKa/XMrSbdmg3r2Xnaidz9Qumd0VPaMrZlF9V9sA==",
       "dev": true
     },
+    "propagate": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/propagate/-/propagate-2.0.1.tgz",
+      "integrity": "sha512-vGrhOavPSTz4QVNuBNdcNXePNdNMaO1xj9yBeH1ScQPjk/rhg9sSlCXPhMkFuaNNW/syTvYqsnbIJxMBfRbbag==",
+      "dev": true
+    },
     "proxy-addr": {
       "version": "2.0.5",
       "resolved": "https://registry.npmjs.org/proxy-addr/-/proxy-addr-2.0.5.tgz",
diff --git a/package.json b/package.json
index dd4b84f..6d34bc9 100644
--- a/package.json
+++ b/package.json
@@ -38,6 +38,7 @@
     "eslint-plugin-standard": "^4.0.1",
     "mocha": "^6.2.1",
     "mock-require": "^3.0.3",
+    "nock": "^11.4.0",
     "nodemon": "^1.19.3",
     "nyc": "^14.1.1",
     "sinon": "^7.5.0"
diff --git a/test/config.json b/test/config.json
index 29987d7..eb86d8b 100644
--- a/test/config.json
+++ b/test/config.json
@@ -86,13 +86,43 @@
     "outgoingWebhooks": [
         {
             "code": "w1",
-            "url": "https://domain.ltd:port/path/resource?parameter1=value1",
+            "url": "https://domain.ltd:port/path/resource",
             "strictSSL": true,
             "contentType": "application/json",
             "authMethod": "basic",
             "user": "user3",
             "password": "3pass",
             "bearer": null
+        },
+        {
+            "code": "w2",
+            "url": "https://domain.ltd:port/path/resource",
+            "strictSSL": true,
+            "contentType": "application/x-www-form-urlencoded",
+            "authMethod": "bearer",
+            "user": null,
+            "password": null,
+            "bearer": "abcdefgh"
+        },
+        {
+            "code": "w3",
+            "url": "https://domain.ltd:port/path/protectedresource",
+            "strictSSL": true,
+            "contentType": "application/json",
+            "authMethod": null,
+            "user": null,
+            "password": null,
+            "bearer": null
+        },
+        {
+            "code": "w4",
+            "url": "https://domain.ltd:port/path/errorresource",
+            "strictSSL": true,
+            "contentType": "application/json",
+            "authMethod": null,
+            "user": null,
+            "password": null,
+            "bearer": null
         }
     ]
 }
diff --git a/test/outgoing.js b/test/outgoing.js
new file mode 100644
index 0000000..0c2c57a
--- /dev/null
+++ b/test/outgoing.js
@@ -0,0 +1,121 @@
+'use strict'
+/* eslint-disable handle-callback-err */
+process.env.NODE_ENV = 'production'
+
+const sinon = require('sinon')
+const should = require('chai').should()
+const nock = require('nock')
+const Outgoing = require('./../lib/outgoing')
+require('chai').should()
+
+describe('Outgoing webhook component', () => {
+  let logger, config, xmppSendStub, xmpp, scope, scopeUnauthorized, scopeWithError, reqSpy
+
+  before('Setup', () => {
+    // create default logger
+    logger = require('./../lib/logger')()
+
+    // get configuration
+    config = require('./../lib/config')(logger, './test/config.json')
+
+    // update logger with configuration
+    logger.updateConfig(config.logger)
+
+    // mock xmpp component
+    xmppSendStub = sinon.stub()
+    xmpp = {
+      send: xmppSendStub
+    }
+
+    // spy nock requests
+    reqSpy = sinon.spy()
+  })
+
+  beforeEach('Reset XMPP stub history', function (done) {
+    xmppSendStub.resetHistory()
+    reqSpy.resetHistory()
+
+    // mock remote server
+    scope = nock('https://domain.ltd:port')
+      .post('/path/resource')
+      .reply(200, { reply: 'This is a reply' })
+    scope.on('request', reqSpy)
+    scopeUnauthorized = nock('https://domain.ltd:port')
+      .post('/path/protectedresource')
+      .reply(401, {})
+    scopeUnauthorized.on('request', reqSpy)
+    scopeWithError = nock('https://domain.ltd:port')
+      .post('/path/errorresource')
+      .replyWithError('')
+    scopeWithError.on('request', reqSpy)
+
+    done()
+  })
+
+  describe('Unkwnow outgoing webhook', () => {
+    it('Should not execute request', (done) => {
+      Outgoing(logger, config, xmpp, 'user', 'destination', 'message', true, 'code', (error, response, body) => {
+        should.not.equal(error, null)
+        sinon.assert.notCalled(reqSpy)
+        done()
+      })
+    })
+  })
+
+  describe('POST with basic authorization and JSON content-type and reply message to XMPP', () => {
+    it('Should send basic authentication and JSON content-type in header and send an XMPP message', (done) => {
+      Outgoing(logger, config, xmpp, 'user', 'destination', 'This a first message', true, 'w1', (error, response, body) => {
+        should.equal(error, null)
+        sinon.assert.calledOnce(reqSpy)
+        const req = reqSpy.args[0][0]
+        const bodyReq = JSON.parse(reqSpy.args[0][2])
+        req.headers.authorization.should.equal('Basic dXNlcjM6M3Bhc3M=')
+        req.headers['content-type'].should.equal('application/json')
+        bodyReq.from.should.equal('user')
+        bodyReq.channel.should.equal('destination')
+        bodyReq.message.should.equal('This a first message')
+        sinon.assert.calledOnce(xmppSendStub)
+        const xmppSendArgs = xmppSendStub.args[0]
+        xmppSendArgs[0].should.equal('destination')
+        xmppSendArgs[1].should.equal('This is a reply')
+        xmppSendArgs[2].should.equal(true)
+        done()
+      })
+    })
+  })
+
+  describe('POST with bearer authorization and JSON content-type', () => {
+    it('Should send basic authentication in header', (done) => {
+      Outgoing(logger, config, xmpp, 'user', 'destination', 'This a second message', true, 'w2', (error, response, body) => {
+        should.equal(error, null)
+        sinon.assert.calledOnce(reqSpy)
+        const req = reqSpy.args[0][0]
+        const bodyReq = decodeURIComponent(reqSpy.args[0][2])
+        req.headers.authorization.should.equal('Bearer abcdefgh')
+        req.headers['content-type'].should.equal('application/x-www-form-urlencoded')
+        bodyReq.should.equal('from=user&message=This a second message&channel=destination')
+        done()
+      })
+    })
+  })
+
+  describe('POST without authorization', () => {
+    it('Should not send authorization in header and handle 401', (done) => {
+      Outgoing(logger, config, xmpp, 'user', 'destination', 'This a second message', true, 'w3', (error, response, body) => {
+        should.not.equal(error, null)
+        sinon.assert.calledOnce(reqSpy)
+        done()
+      })
+    })
+  })
+
+  describe('POST with HTTP error', () => {
+    it('Should handle error', (done) => {
+      Outgoing(logger, config, xmpp, 'user', 'destination', 'This a second message', true, 'w4', (error, response, body) => {
+        should.not.equal(error, null)
+        sinon.assert.calledOnce(reqSpy)
+        done()
+      })
+    })
+  })
+})
diff --git a/test/server.js b/test/server.js
new file mode 100644
index 0000000..77493ee
--- /dev/null
+++ b/test/server.js
@@ -0,0 +1,44 @@
+'use strict'
+process.env.NODE_ENV = 'production'
+require('chai').should()
+const mock = require('mock-require')
+const sinon = require('sinon')
+
+describe('Server', () => {
+  let xmppStub, webhookStub
+
+  before('Setup', (done) => {
+    // mock XMPP component
+    xmppStub = sinon.stub()
+    webhookStub = sinon.stub()
+    mock('./../lib/xmpp', () => {
+      let xmpp = {}
+      xmppStub()
+      return xmpp
+    })
+
+    // mock webhook component
+    mock('./../lib/webhook', webhookStub)
+
+    done()
+  })
+
+  after('Remove mock', () => {
+    mock.stopAll()
+  })
+
+  beforeEach('Reset stub', (done) => {
+    xmppStub.resetHistory()
+    webhookStub.resetHistory()
+    done()
+  })
+
+  describe('Start server', () => {
+    it('Should call XMPP and webhook components', (done) => {
+      require('../lib/server')
+      sinon.assert.calledOnce(xmppStub)
+      sinon.assert.calledOnce(webhookStub)
+      done()
+    })
+  })
+})
diff --git a/test/tests.js b/test/tests.js
deleted file mode 100644
index 07310cb..0000000
--- a/test/tests.js
+++ /dev/null
@@ -1,91 +0,0 @@
-/* eslint-disable handle-callback-err */
-/* eslint-disable no-undef */
-process.env.NODE_ENV = 'production'
-// eslint-disable-next-line no-unused-vars
-const should = require('chai').should()
-let request = require('request')
-let server = require('../lib/server')
-const baseUrl = 'http://localhost:8000/'
-
-after((done) => {
-  server.close()
-  done()
-})
-
-describe('Webhook', () => {
-  options = {
-    method: 'POST',
-    url: baseUrl + 'webhooks/',
-    auth: {
-      user: 'login1',
-      pass: '1pass'
-    }
-  }
-  describe('POST unauthorized', () => {
-    it('Should return 401', (done) => {
-      request.post(baseUrl, (error, response, body) => {
-        response.statusCode.should.equal(401)
-        done()
-      })
-    })
-  })
-  describe('GET', () => {
-    it('Should return 405', (done) => {
-      request.get(baseUrl, { auth: options.auth }, (error, response, body) => {
-        response.statusCode.should.equal(405)
-        done()
-      })
-    })
-  })
-  describe('POST unknown webhook', () => {
-    it('Should return 404', (done) => {
-      request(options, (error, response, body) => {
-        response.statusCode.should.equal(404)
-        done()
-      })
-    })
-  })
-  describe('POST dummy webhook', () => {
-    it('Should return 204', (done) => {
-      options.url = baseUrl + 'webhooks/dummy'
-      request(options, (error, response, body) => {
-        response.statusCode.should.equal(204)
-        done()
-      })
-    })
-  })
-  describe('POST missing destination webhook', () => {
-    it('Should return 400 and error detail', (done) => {
-      options.url = baseUrl + 'webhooks/w1'
-      request(options, (error, response, body) => {
-        response.statusCode.should.equal(400)
-        response.body.should.equal('Destination not found')
-        done()
-      })
-    })
-  })
-  describe('POST missing message webhook', () => {
-    it('Should return 400 and error detail', (done) => {
-      options.json = {
-        destination: 'destination'
-      }
-      request(options, (error, response, body) => {
-        response.statusCode.should.equal(400)
-        response.body.should.equal('Message not found')
-        done()
-      })
-    })
-  })
-  describe('POST valid webhook', () => {
-    it('Should return 200', (done) => {
-      options.json = {
-        destination: 'destination',
-        message: 'message'
-      }
-      request(options, (error, response, body) => {
-        response.statusCode.should.equal(200)
-        done()
-      })
-    })
-  })
-})
diff --git a/test/webhook.js b/test/webhook.js
new file mode 100644
index 0000000..194c342
--- /dev/null
+++ b/test/webhook.js
@@ -0,0 +1,173 @@
+'use strict'
+/* eslint-disable handle-callback-err */
+process.env.NODE_ENV = 'production'
+
+require('chai').should()
+const sinon = require('sinon')
+const fs = require('fs')
+const request = require('request')
+
+describe('Webhook component', () => {
+  let logger, config, xmppSendStub, xmpp, baseUrl, webhook, logFile, options
+
+  before('Setup', () => {
+    // create default logger
+    logger = require('./../lib/logger')()
+
+    // get configuration
+    config = require('./../lib/config')(logger, './test/config.json')
+
+    // update logger with configuration
+    logger.updateConfig(config.logger)
+
+    // mock xmpp component
+    xmppSendStub = sinon.stub()
+    xmpp = {
+      send: xmppSendStub
+    }
+
+    // configure webhook
+    baseUrl = 'http://localhost:' + config.listener.port
+    webhook = require('./../lib/webhook')(logger, config, xmpp)
+    logFile = config.listener.log.path + config.listener.log.filename
+  })
+
+  beforeEach('Reset XMPP stub history and request option', function () {
+    xmppSendStub.resetHistory()
+    options = {
+      method: 'POST',
+      url: baseUrl + config.listener.path + '/',
+      auth: {
+        user: 'login1',
+        pass: '1pass'
+      }
+    }
+  })
+
+  after('Close listener', (done) => {
+    webhook.close()
+    done()
+  })
+
+  describe('POST without authorization', () => {
+    it('Should return 401 and be logged', (done) => {
+      request.post(baseUrl, (error, response, body) => {
+        response.statusCode.should.equal(401)
+        fs.readFile(logFile, 'utf8', (err, data) => {
+          if (err) {
+            throw err
+          }
+          data.should.match(new RegExp('"POST / HTTP/1.1" 401 '))
+          done()
+        })
+      })
+    })
+  })
+
+  describe('Wrong method (GET)', () => {
+    it('Should return 405', (done) => {
+      request.get(baseUrl, { auth: options.auth }, (error, response, body) => {
+        response.statusCode.should.equal(405)
+        done()
+      })
+    })
+  })
+
+  describe('POST unknown webhook', () => {
+    it('Should return 404 and be logged', (done) => {
+      options.url += 'unknown'
+      request(options, (error, response, body) => {
+        response.statusCode.should.equal(404)
+        fs.readFile(logFile, 'utf8', (err, data) => {
+          if (err) {
+            throw err
+          }
+          data.should.match(new RegExp('"POST ' + config.listener.path + '/unknown HTTP/1.1" 404 '))
+          done()
+        })
+      })
+    })
+  })
+
+  describe('POST dummy webhook', () => {
+    it('Should return 204', (done) => {
+      options.url += 'dummy'
+      request(options, (error, response, body) => {
+        response.statusCode.should.equal(204)
+        done()
+      })
+    })
+  })
+
+  describe('POST missing destination webhook', () => {
+    it('Should return 400 and error detail', (done) => {
+      options.url += 'w1'
+      request(options, (error, response, body) => {
+        response.statusCode.should.equal(400)
+        response.body.should.equal('Destination not found')
+        done()
+      })
+    })
+  })
+
+  describe('POST missing message webhook', () => {
+    it('Should return 400 and error detail', (done) => {
+      options.json = {
+        destination: 'destination'
+      }
+      options.url += 'w1'
+      request(options, (error, response, body) => {
+        response.statusCode.should.equal(400)
+        response.body.should.equal('Message not found')
+        done()
+      })
+    })
+  })
+
+  describe('POST valid webhook (send message)', () => {
+    it('Should return 200 and send XMPP message', (done) => {
+      options.json = {
+        destination: 'destination',
+        message: 'This is a message'
+      }
+      options.url += 'w1'
+      request(options, (error, response, body) => {
+        response.statusCode.should.equal(200)
+        sinon.assert.calledOnce(xmppSendStub)
+        const args = xmppSendStub.args[0]
+        args.should.have.length(3)
+        args[0].should.equal(options.json.destination)
+        args[1].should.equal(options.json.message)
+        args[2].should.equal(false)
+        done()
+      })
+    })
+  })
+
+  describe('POST valid webhook (send template)', () => {
+    it('Should return 200 and send XMPP message', (done) => {
+      options.json = {
+        title: 'This is a title',
+        message: 'This is a message',
+        evalMatches: [
+          {
+            metric: 'metric',
+            value: 'value'
+          }
+        ],
+        imageUrl: 'https://domain.ltd:port/path/image'
+      }
+      options.url += 'grafana'
+      request(options, (error, response, body) => {
+        response.statusCode.should.equal(200)
+        sinon.assert.calledOnce(xmppSendStub)
+        const args = xmppSendStub.args[0]
+        args.should.have.length(3)
+        args[0].should.equal('grafana@conference.domain-xmpp.ltd')
+        args[1].should.equal('This is a title\r\nThis is a message\r\nmetric: value\r\nhttps://domain.ltd:port/path/image')
+        args[2].should.equal(true)
+        done()
+      })
+    })
+  })
+})
diff --git a/test/xmpp.js b/test/xmpp.js
index 7c264ac..2600ed6 100644
--- a/test/xmpp.js
+++ b/test/xmpp.js
@@ -1,3 +1,4 @@
+'use strict'
 process.env.NODE_ENV = 'production'
 
 const should = require('chai').should()
@@ -5,32 +6,43 @@ const sinon = require('sinon')
 const EventEmitter = require('events').EventEmitter
 const mock = require('mock-require')
 
-// create default logger
-let logger = require('./../lib/logger')()
-
-// get configuration
-let config = require('./../lib/config')(logger, './test/config.json')
-
-// update logger with configuration
-logger.updateConfig(config.logger)
-
-// mock simple-xmpp module
-const simpleXmppEvents = new EventEmitter()
-let xmppJoinStub = sinon.stub()
-mock('simple-xmpp', {
-  connect: () => {},
-  join: xmppJoinStub,
-  on: (eventName, callback) => {
-    simpleXmppEvents.on(eventName, callback)
-  },
-  getRoster: () => {}
-})
-
-// mock outgoing
-let outgoingStub = sinon.stub()
-mock('./../lib/outgoing', outgoingStub)
-
 describe('XMPP component', () => {
+  const simpleXmppEvents = new EventEmitter()
+  let logger, config, outgoingStub, xmppJoinStub
+
+  before('Setup', (done) => {
+    // create default logger
+    logger = require('./../lib/logger')()
+
+    // get configuration
+    config = require('./../lib/config')(logger, './test/config.json')
+
+    // update logger with configuration
+    logger.updateConfig(config.logger)
+
+    // mock simple-xmpp module
+    xmppJoinStub = sinon.stub()
+    mock('simple-xmpp', {
+      connect: () => {},
+      join: xmppJoinStub,
+      on: (eventName, callback) => {
+        simpleXmppEvents.on(eventName, callback)
+      },
+      getRoster: () => {}
+    })
+
+    // mock outgoing
+    outgoingStub = sinon.stub()
+    mock('./../lib/outgoing', outgoingStub)
+
+    done()
+  })
+
+  after('Remove mocks', (done) => {
+    mock.stopAll()
+    done()
+  })
+
   beforeEach('Reset outgoing stub history', function () {
     outgoingStub.resetHistory()
   })