diff --git a/.gitignore b/.gitignore
index 51df9ba..5e13e92 100644
--- a/.gitignore
+++ b/.gitignore
@@ -108,6 +108,4 @@ db.json
 package-lock.json
 
 daemon
-app/*
-manage/*
 dev/public/main.js
diff --git a/core/application.mjs b/core/application.mjs
index a7b5d5c..30c8a6c 100644
--- a/core/application.mjs
+++ b/core/application.mjs
@@ -13,6 +13,7 @@ export default class Application extends EventEmitter {
 
     Object.assign(this, {
       setInterval: opts.setInterval || setInterval,
+      fs: opts.fs || fs,
     })
 
     this.db.addApplication(name)
@@ -35,6 +36,7 @@ export default class Application extends EventEmitter {
   updateLog(message) {
     this.db.data.core[this.name].updater += message
     this.db.log.info(message)
+    return message
   }
 
   async update() {
@@ -42,28 +44,127 @@ export default class Application extends EventEmitter {
 
     this.updating = true
     this.db.data.core[this.name].updater = ''
+    let cleanup = true
+    let folder = ''
+    let log = ''
+    let latest = null
 
     try {
-      this.updateLog(`Checking for latest version at ${new Date().toISOString().replace('T', ' ').split('.')[0]}. `)
+      log += this.updateLog(`Checking for latest version at ${new Date().toISOString().replace('T', ' ').split('.')[0]}. `) + '\n'
 
-      let latest = await this.provider.getLatestVersion()
+      latest = await this.provider.getLatestVersion()
 
-      this.updateLog(`Found ${latest.version}. `)
+      log += this.updateLog(`Found ${latest.version}. `) + '\n'
 
       if (this.db.data.core[this.name].latestInstalled === latest.version) {
         this.updateLog('Already up to date, nothing to do. ')
+        this.updating = false
+        return
+      }
+      
+      latest.id = latest.version
+      var found = this.db.get(this.db.data.core[this.name].versions, latest.id)
+      if (found) {
+        Object.keys(latest).forEach(function(key) {
+          found[key] = latest[key]
+        })
+        latest = found
+        log = latest.log + log
+      } else {
+        this.db.upsert(this.db.data.core[this.name].versions, latest)
+      }
+
+      if (latest.failtodownload && latest.failtodownload > 3) {
+        this.updateLog('Version failed to download too many times, skipping this version. ')
+        this.updating = false
+        return
+      }
+      if (latest.failtoinstall && latest.failtoinstall > 3) {
+        this.updateLog('Version failed to install too many times, skipping this version. ')
+        this.updating = false
         return
       }
 
       let target = this.util.getPathFromRoot(`./${this.name}/${latest.version}/file${this.util.getExtension(latest.filename)}`)
+      folder = this.util.getPathFromRoot(`./${this.name}/${latest.version}`)
 
-      await fs.mkdir(this.util.getPathFromRoot(`./${this.name}/${latest.version}`), { recursive: true })
+      await this.fs.mkdir(folder, { recursive: true })
 
-      this.updateLog(`Downloading ${latest.link} to ${target}. `)
+      log += this.updateLog(`Downloading ${latest.link} to ${target}. `) + '\n'
       await this.provider.downloadVersion(latest, target)
+        .catch(function(err) {
+          latest.failtodownload = (latest.failtodownload || 0) + 1
+          return Promise.reject(err)
+        })
+
+      log += '\n' + this.updateLog(`Extracting ${target}. `) + '\n'
+      await this.util.extractFile(target, function(msg) {
+        log += msg
+      }).catch(function(err) {
+        latest.failtodownload = (latest.failtodownload || 0) + 1
+        return Promise.reject(err)
+      })
+
+      if (!log.endsWith('\n')) {
+        log += '\n'
+      }
+      if (!log.endsWith('\n\n')) {
+        log += '\n'
+      }
+
+      await this.fs.stat(this.util.getPathFromRoot(`./${this.name}/${latest.version}/index.mjs`))
+        .catch((err) => {
+          latest.failtodownload = (latest.failtodownload || 0) + 1
+          log += this.updateLog('Version did not include or was missing index.mjs. ') + '\n'
+          return Promise.reject(err)
+        })
+
+      cleanup = false
+
+      let packageStat = await this.fs.stat(this.util.getPathFromRoot(`./${this.name}/${latest.version}/package.json`))
+        .catch(function() { return null })
+
+      if (packageStat) {
+        log += this.updateLog(`running npm install --production. `) + '\n'
+        await this.util.runCommand(
+          'npm.cmd',
+          ['install', '--production', '--no-optional', '--no-package-lock', '--no-audit', '--loglevel=notice'],
+          folder,
+          function(msg) {
+            log += msg
+          }
+        ).catch(function(err) {
+          latest.failtoinstall = (latest.failtoinstall || 0) + 1
+          return Promise.reject(err)
+        })
+    
+        if (!log.endsWith('\n')) {
+          log += '\n'
+        }
+        if (!log.endsWith('\n\n')) {
+          log += '\n'
+        }
+
+      } else {
+        log += this.updateLog('Release did not contain package.json, skipping npm install. ') + '\n'
+      }
     } catch (err) {
       this.updating = false
+      log += this.updateLog(`Error: ${err.message}. `) + '\n'
+      if (folder && cleanup) {
+        await this.fs.rm(folder, { force: true, recursive: true }).catch((err) => {
+          this.updateLog(`Error while cleaning up: ${err.message}. `)
+        })
+      }
+      if (latest) {
+        latest.log = log
+      }
       return Promise.reject(err)
     }
+
+    log += this.updateLog(`Finished updating ${this.name} to version ${latest.version}.`) + '\n'
+    this.db.data.core[this.name].latestInstalled = latest.version
+    latest.log = log
+    this.updating = false
   }
 }
\ No newline at end of file
diff --git a/core/db.mjs b/core/db.mjs
index 40506f6..40e1d60 100644
--- a/core/db.mjs
+++ b/core/db.mjs
@@ -48,8 +48,9 @@ export default function GetDB(config, log, orgFilename = 'db.json') {
         col[i] = item
         return
       }
+    } else {
+      item[db.id] = db.createId(col)
     }
-    item[db.id] = db.createId(col)
     col.push(item)
   }
 
diff --git a/core/providers/git.mjs b/core/providers/git.mjs
index a60da98..437a3fe 100644
--- a/core/providers/git.mjs
+++ b/core/providers/git.mjs
@@ -32,6 +32,7 @@ export default class GitProvider {
           version: item.name,
           link: asset.browser_download_url,
           filename: asset.name,
+          description: item.body,
           log: '',
         }
       }
diff --git a/core/util.mjs b/core/util.mjs
index 2cfaacc..9722f04 100644
--- a/core/util.mjs
+++ b/core/util.mjs
@@ -70,19 +70,25 @@ export default class Util {
 
   runCommand(command, options = [], folder = null, stream = function() {}) {
     return new Promise(function(res, rej) {
-      stream(`[Command] ${folder ? folder : ''}${command} ${options.join(' ')}\n`)
+      let fullcommand = path.join(folder ? folder : '', command)
+      if (command.indexOf('/') >= 0 || command.indexOf('\\') >= 0) {
+        fullcommand = command
+      }
+      stream(`[Command] ${fullcommand} ${options.join(' ')}\n`)
       let processor = spawn(command, options, {
         shell: true,
         cwd: folder,
       })
       let timeOuter = setInterval(function() {
-        processor.stdin.write('n\n')
+        try {
+          processor.stdin.write('n\n')
+        } catch {}
       }, 250)
       processor.stdout.on('data', function(data) {
-        stream(data.toString())
+        stream(data.toString().replace(/\r\n/g, '\n'))
       })
       processor.stderr.on('data', function(data) {
-        stream(data.toString())
+        stream(data.toString().replace(/\r\n/g, '\n'))
       })
       processor.on('error', function(err) {
         clearInterval(timeOuter)
diff --git a/package.json b/package.json
index 24ff247..f7e84ca 100644
--- a/package.json
+++ b/package.json
@@ -13,6 +13,7 @@
       "patterns": [
         "{core,test}/*"
       ],
+      "ignore": "test/testapp",
       "extensions": "js,mjs",
       "quiet": true,
       "inherit": true
diff --git a/test/application.integration.test.mjs b/test/application.integration.test.mjs
new file mode 100644
index 0000000..b83f375
--- /dev/null
+++ b/test/application.integration.test.mjs
@@ -0,0 +1,46 @@
+import { Eltro as t, assert, stub } from 'eltro'
+import fs from 'fs/promises'
+import lowdb from '../core/db.mjs'
+import Application from '../core/application.mjs'
+import GitProvider from '../core/providers/git.mjs'
+import Util from '../core/util.mjs'
+
+const util = new Util(import.meta.url)
+const logger = {
+  info: stub(),
+  warn: stub(),
+  error: stub(),
+}
+
+t.timeout(10000).describe('Application update integration test', function() {
+  let db
+  let app
+  let provider
+
+  t.before(function() {
+    return lowdb({ test: { } }, logger, util.getPathFromRoot('./db_test.json')).then(function(res) {
+      db = res
+      provider = new GitProvider({ url: 'https://git.nfp.is/api/v1/repos/thething/sc-helloworld/releases' })
+      app = new Application(util, db, provider, 'testapp')
+
+      return provider.getLatestVersion()
+    }).then(function(version) {
+      return fs.rm(`./test/testapp/${version.version}`, { force: true, recursive: true })
+    })
+  })
+
+  t.after(function() {
+    if (db.data.core.testapp.versions.length) {
+      return fs.rm(`./test/testapp/${db.data.core.testapp.versions[0].id}`, { force: true, recursive: true })
+    }
+  })
+
+  t.test('should run update and install correctly', async function(){
+    await app.update()
+
+    assert.ok(db.data.core.testapp.latestInstalled)
+    await fs.stat(util.getPathFromRoot(`./testapp/${db.data.core.testapp.latestInstalled}/index.mjs`))
+    await fs.stat(util.getPathFromRoot(`./testapp/${db.data.core.testapp.latestInstalled}/package.json`))
+    await fs.stat(util.getPathFromRoot(`./testapp/${db.data.core.testapp.latestInstalled}/node_modules`))
+  })
+})
\ No newline at end of file
diff --git a/test/application.test.mjs b/test/application.test.mjs
index 7b5eb77..66bbf33 100644
--- a/test/application.test.mjs
+++ b/test/application.test.mjs
@@ -7,7 +7,7 @@ import Util from '../core/util.mjs'
 
 const util = new Util(import.meta.url)
 
-var logger = {
+const logger = {
   info: stub(),
   warn: stub(),
   error: stub(),
@@ -163,12 +163,36 @@ t.timeout(250).describe('#update()', function() {
   let db
   let app
   let provider
+  let stubExtract
+  let stubRunCommand
+  let stubWrite
+  let stubFsMkdir
+  let stubFsRm
+  let stubFsStat
 
   t.beforeEach(function() {
+    util.extractFile = stubExtract = stub()
+    util.runCommand = stubRunCommand = stub()
+
+    stubExtract.resolves()
+    stubRunCommand.resolves()
+
     return lowdb({ test: { } }, logger, null).then(function(res) {
       db = res
+      db.write = stubWrite = stub()
       provider = createProvider()
-      app = new Application(util, db, provider, 'testapp')
+      app = new Application(util, db, provider, 'testapp', {
+        fs: {
+          mkdir: stubFsMkdir = stub(),
+          rm: stubFsRm = stub(),
+          stat: stubFsStat = stub(),
+        },
+      })
+      stubFsMkdir.resolves()
+      stubFsRm.resolves()
+      stubFsStat.resolves({})
+      provider.downloadVersion.resolves()
+      provider.getLatestVersion.resolves({ version: '123456789', link: 'httplinkhere', filename: 'test.7z' })
     })
   })
 
@@ -203,12 +227,13 @@ t.timeout(250).describe('#update()', function() {
     db.data.core.testapp.updater = ''
 
     let err = await assert.isRejected(app.update())
-    assert.strictEqual(err, assertError)
+    
     assert.strictEqual(app.updating, false)
-
+    assert.strictEqual(err, assertError)
     assert.match(db.data.core.testapp.updater, /check/i)
     assert.match(db.data.core.testapp.updater, /version/i)
     assert.match(db.data.core.testapp.updater, new RegExp(new Date().toISOString().split('T')[0]))
+    assert.match(db.data.core.testapp.updater, new RegExp(assertError.message))
   })
 
   t.test('should call provider download latest correctly if new 7zip version', async function() {
@@ -216,17 +241,16 @@ t.timeout(250).describe('#update()', function() {
     const assertLink = 'All of you'
     const assertVersion = { version: '123456789', link: assertLink, filename: 'test.7z' }
     const assertTarget = util.getPathFromRoot('./testapp/123456789/file.7z')
-
-    await assert.isRejected(fs.stat('./test/testapp/123456789'))
+    assert.strictEqual(db.data.core.testapp.versions.length, 0)
 
     provider.getLatestVersion.resolves(assertVersion)
     provider.downloadVersion.rejects(assertError)
     db.data.core.testapp.updater = ''
 
     let err = await assert.isRejected(app.update())
-    assert.strictEqual(err, assertError)
+    
     assert.strictEqual(app.updating, false)
-
+    assert.strictEqual(err, assertError)
     assert.match(db.data.core.testapp.updater, /found/i)
     assert.match(db.data.core.testapp.updater, new RegExp(assertVersion.version))
     assert.match(db.data.core.testapp.updater, /downloading/i)
@@ -234,8 +258,29 @@ t.timeout(250).describe('#update()', function() {
     assert.match(db.data.core.testapp.updater, new RegExp(assertTarget.replace(/\\/g, '\\\\')))
     assert.strictEqual(provider.downloadVersion.firstCall[0], assertVersion)
     assert.strictEqual(provider.downloadVersion.firstCall[1], assertTarget)
+    assert.match(db.data.core.testapp.updater, new RegExp(assertError.message))
     
-    await fs.stat('./test/testapp/123456789')
+    assert.strictEqual(db.data.core.testapp.versions.length, 1)
+    assert.strictEqual(db.data.core.testapp.versions[0], assertVersion)
+    assert.ok(assertVersion.log)
+    assert.match(assertVersion.log, /\. \n/)
+    assert.match(assertVersion.log, new RegExp(assertError.message))
+    assert.ok(assertVersion.log.endsWith('\n'))
+    assert.strictEqual(assertVersion.failtodownload, 1)
+    
+    assert.ok(stubFsMkdir.called)
+    assert.match(stubFsMkdir.firstCall[0], /123456789/)
+    assert.ok(stubFsMkdir.firstCall[1]?.recursive)
+
+    // Test if subsequent calls increment counter
+
+    err = await assert.isRejected(app.update())
+    
+    assert.strictEqual(app.updating, false)
+    assert.strictEqual(err, assertError)
+    assert.strictEqual(db.data.core.testapp.versions.length, 1)
+    assert.strictEqual(db.data.core.testapp.versions[0], assertVersion)
+    assert.strictEqual(assertVersion.failtodownload, 2)
   })
 
   t.test('should call provider download latest correctly if new 7zip version', async function() {
@@ -243,17 +288,16 @@ t.timeout(250).describe('#update()', function() {
     const assertLink = 'All of you'
     const assertVersion = { version: '123456789', link: assertLink, filename: 'test.7z' }
     const assertTarget = util.getPathFromRoot('./testapp/123456789/file.7z')
-
-    await assert.isRejected(fs.stat('./test/testapp/123456789'))
+    assert.strictEqual(db.data.core.testapp.versions.length, 0)
 
     provider.getLatestVersion.resolves(assertVersion)
     provider.downloadVersion.rejects(assertError)
     db.data.core.testapp.updater = ''
 
     let err = await assert.isRejected(app.update())
-    assert.strictEqual(err, assertError)
+    
     assert.strictEqual(app.updating, false)
-
+    assert.strictEqual(err, assertError)
     assert.match(db.data.core.testapp.updater, /found/i)
     assert.match(db.data.core.testapp.updater, new RegExp(assertVersion.version))
     assert.match(db.data.core.testapp.updater, /downloading/i)
@@ -261,8 +305,265 @@ t.timeout(250).describe('#update()', function() {
     assert.match(db.data.core.testapp.updater, new RegExp(assertTarget.replace(/\\/g, '\\\\')))
     assert.strictEqual(provider.downloadVersion.firstCall[0], assertVersion)
     assert.strictEqual(provider.downloadVersion.firstCall[1], assertTarget)
+    assert.match(db.data.core.testapp.updater, new RegExp(assertError.message))
     
-    await fs.stat('./test/testapp/123456789')
+    assert.strictEqual(db.data.core.testapp.versions.length, 1)
+    assert.strictEqual(db.data.core.testapp.versions[0], assertVersion)
+    assert.ok(assertVersion.log)
+    assert.match(assertVersion.log, /\. \n/)
+    assert.match(assertVersion.log, new RegExp(assertError.message))
+    assert.ok(assertVersion.log.endsWith('\n'))
+    assert.strictEqual(assertVersion.failtodownload, 1)
+    
+    assert.ok(stubFsRm.called)
+    assert.match(stubFsRm.firstCall[0], /123456789/)
+    assert.ok(stubFsRm.firstCall[1]?.recursive)
+    assert.ok(stubFsRm.firstCall[1]?.force)
+    
+    // Test if subsequent calls increment counter
+
+    err = await assert.isRejected(app.update())
+    
+    assert.strictEqual(app.updating, false)
+    assert.strictEqual(err, assertError)
+    assert.strictEqual(db.data.core.testapp.versions.length, 1)
+    assert.strictEqual(db.data.core.testapp.versions[0], assertVersion)
+    assert.strictEqual(assertVersion.failtodownload, 2)
+  })
+
+  t.test('should call extract on util correctly', async function() {
+    const assertExtractText = 'Reverdations of Success'
+    const assertError = new Error('Dai Gekisen')
+    const assertTarget = util.getPathFromRoot('./testapp/123456789/file.7z')
+
+    stubExtract.returnWith(function(target, stream) {
+      stream(assertExtractText)
+      return Promise.reject(assertError)
+    })
+    assert.strictEqual(db.data.core.testapp.versions.length, 0)
+    
+    let err = await assert.isRejected(app.update())
+
+    assert.strictEqual(app.updating, false)
+    assert.strictEqual(err, assertError)
+    assert.strictEqual(app.updating, false)
+    assert.strictEqual(stubExtract.firstCall[0], assertTarget)
+
+    assert.notOk(stubWrite.called)
+    assert.match(db.data.core.testapp.updater, new RegExp('extracting[^.]+file\.7z', 'i'))
+    assert.match(db.data.core.testapp.updater, new RegExp(assertError.message))
+    
+    assert.ok(stubFsRm.called)
+    assert.match(stubFsRm.firstCall[0], /123456789/)
+    assert.ok(stubFsRm.firstCall[1]?.recursive)
+    assert.ok(stubFsRm.firstCall[1]?.force)
+    
+    assert.strictEqual(db.data.core.testapp.versions.length, 1)
+    let version = db.data.core.testapp.versions[0]
+    assert.ok(version.log)
+    assert.match(version.log, /\. \n/)
+    assert.match(version.log, new RegExp('extracting[^.]+file\.7z', 'i'))
+    assert.match(version.log, new RegExp(assertError.message))
+    assert.match(version.log, new RegExp(assertExtractText))
+    assert.ok(version.log.endsWith('\n'))
+    assert.strictEqual(version.failtodownload, 1)
+    
+    // Test if subsequent calls increment counter
+
+    err = await assert.isRejected(app.update())
+    
+    assert.strictEqual(app.updating, false)
+    assert.strictEqual(err, assertError)
+    assert.strictEqual(db.data.core.testapp.versions.length, 1)
+    assert.strictEqual(db.data.core.testapp.versions[0], version)
+    assert.strictEqual(version.failtodownload, 2)
+  })
+
+  t.test('should not call npm install if stat fails to find index.mjs', async function() {
+    const assertError = new Error('File not found')
+    const assertTarget = util.getPathFromRoot('./testapp/123456789/index.mjs')
+    stubRunCommand.rejects(new Error('should not be seen'))
+    stubFsStat.rejects(assertError)
+    assert.strictEqual(db.data.core.testapp.versions.length, 0)
+
+    let err = await assert.isRejected(app.update())
+
+    assert.strictEqual(app.updating, false)
+    assert.ok(stubExtract.called)
+    assert.strictEqual(err, assertError)
+    assert.strictEqual(stubFsStat.firstCall[0], assertTarget)
+    assert.match(db.data.core.testapp.updater, /index\.mjs/i)
+    assert.match(db.data.core.testapp.updater, /missing/i)
+    
+    assert.strictEqual(db.data.core.testapp.versions.length, 1)
+    let version = db.data.core.testapp.versions[0]
+    assert.ok(version.log)
+    assert.match(version.log, /index\.mjs/i)
+    assert.match(version.log, /missing/i)
+    assert.ok(version.log.endsWith('\n'))
+    assert.strictEqual(version.failtodownload, 1)
+    
+    // Test if subsequent calls increment counter
+
+    err = await assert.isRejected(app.update())
+    
+    assert.strictEqual(app.updating, false)
+    assert.strictEqual(err, assertError)
+    assert.strictEqual(db.data.core.testapp.versions.length, 1)
+    assert.strictEqual(db.data.core.testapp.versions[0], version)
+    assert.strictEqual(version.failtodownload, 2)
+  })
+  
+  t.test('should not call npm install if package.json is missing but shuld pass', async function() {
+    const assertError = new Error('File not found')
+    const assertTarget = util.getPathFromRoot('./testapp/123456789/package.json')
+    stubRunCommand.rejects(new Error('should not be seen'))
+    stubFsStat.returnWith(function(path) {
+      if (path.endsWith('package.json')) {
+        return Promise.reject(assertError)
+      }
+      return Promise.resolve({})
+    })
+    assert.strictEqual(db.data.core.testapp.versions.length, 0)
+
+    await app.update()
+
+    assert.strictEqual(app.updating, false)
+
+    assert.strictEqual(stubFsStat.callCount, 2)
+    assert.strictEqual(stubFsStat.secondCall[0], assertTarget)
+    assert.ok(stubExtract.called)
+    assert.notOk(stubRunCommand.called)
+    assert.match(db.data.core.testapp.updater, /package\.json/i)
+    assert.match(db.data.core.testapp.updater, /contain/i)
+    
+    assert.strictEqual(db.data.core.testapp.versions.length, 1)
+    let version = db.data.core.testapp.versions[0]
+    assert.ok(version.log)
+    assert.match(version.log, /package\.json/i)
+    assert.match(version.log, /contain/i)
+    assert.ok(version.log.endsWith('\n'))
+    assert.ok(db.data.core.testapp.latestInstalled)
+    assert.match(version.log, /finished/i)
+    assert.match(version.log, /updating/i)
+    
+    // Test if subsequent calls do nothing
+
+    provider.downloadVersion.reset()
+
+    await app.update()
+
+    assert.strictEqual(db.data.core.testapp.versions.length, 1)
+    assert.notOk(provider.downloadVersion.called)
+    assert.match(db.data.core.testapp.updater, /already/i)
+    assert.match(db.data.core.testapp.updater, /nothing/i)
+  })
+
+  t.test('should otherwise call npm install correctly', async function() {
+    const assertExtractText = 'Egao no Hikair ni Tsutsumarete'
+    const assertNpmText = 'Dadadadash'
+    const assertVersion = { version: '123456789', link: 'somelinkhere', filename: 'test.7z' }
+    const assertError = new Error('Nagisa')
+    const assertTarget = util.getPathFromRoot('./testapp/123456789')
+    provider.getLatestVersion.resolves(assertVersion)
+    assert.strictEqual(db.data.core.testapp.versions.length, 0)
+    assert.notOk(stubWrite.called)
+
+    stubExtract.returnWith(function(target, stream) {
+      stream(assertExtractText)
+      return Promise.resolve()
+    })
+    stubRunCommand.returnWith(function(command, options, folder, stream) {
+      stream(assertNpmText)
+      return Promise.reject(assertError)
+    })
+
+    let err = await assert.isRejected(app.update())
+
+    assert.strictEqual(app.updating, false)
+    assert.strictEqual(err, assertError)
+    assert.strictEqual(stubRunCommand.firstCall[0], 'npm.cmd')
+    assert.ok(stubRunCommand.firstCall[1])
+    assert.strictEqual(stubRunCommand.firstCall[1][0], 'install')
+    assert.ok(stubRunCommand.firstCall[1].includes('--production'), 'should have --production')
+    assert.ok(stubRunCommand.firstCall[1].includes('--no-optional'), 'should have --no-optional')
+    assert.ok(stubRunCommand.firstCall[1].includes('--no-package-lock'), 'should have --no-package-lock')
+    assert.ok(stubRunCommand.firstCall[1].includes('--no-audit'), 'should have --no-audit')
+    assert.strictEqual(stubRunCommand.firstCall[2], assertTarget)
+
+    assert.notOk(stubFsRm.called)
+    
+    assert.match(db.data.core.testapp.updater, /npm/i)
+    assert.match(db.data.core.testapp.updater, /install/i)
+    assert.strictEqual(db.data.core.testapp.versions.length, 1)
+    assert.strictEqual(db.data.core.testapp.versions[0], assertVersion)
+    assert.ok(assertVersion.log)
+    assert.match(assertVersion.log, /\. \n/)
+    assert.match(assertVersion.log, new RegExp(assertExtractText))
+    assert.match(assertVersion.log, new RegExp(assertNpmText))
+    assert.match(assertVersion.log, new RegExp(assertError.message))
+    assert.match(assertVersion.log, /npm/i)
+    assert.match(assertVersion.log, /install/i)
+    assert.ok(assertVersion.log.endsWith('\n'))
+    assert.strictEqual(assertVersion.failtoinstall, 1)
+    
+    // Test if subsequent calls increment counter
+
+    err = await assert.isRejected(app.update())
+    
+    assert.strictEqual(app.updating, false)
+    assert.strictEqual(err, assertError)
+    assert.strictEqual(db.data.core.testapp.versions.length, 1)
+    assert.strictEqual(db.data.core.testapp.versions[0], assertVersion)
+    assert.strictEqual(assertVersion.failtoinstall, 2)
+  })
+  
+  t.test('should update latest installed correctly', async function() {
+    const assertVersion = { version: '123456789', link: 'httplinkhere', filename: 'test.7z' }
+    provider.getLatestVersion.resolves(assertVersion)
+    assert.notStrictEqual(db.data.core.testapp.latestInstalled, assertVersion.version)
+    assert.strictEqual(db.data.core.testapp.versions.length, 0)
+
+    await app.update()
+
+    assert.strictEqual(app.updating, false)
+    assert.strictEqual(db.data.core.testapp.latestInstalled, assertVersion.version)
+    assert.strictEqual(db.data.core.testapp.versions.length, 1)
+    assert.strictEqual(db.data.core.testapp.versions[0], assertVersion)
+    assert.ok(assertVersion.log)
+    assert.match(assertVersion.log, /found/i)
+    assert.match(assertVersion.log, new RegExp(assertVersion.version))
+    assert.match(assertVersion.log, /downloading/i)
+    assert.match(assertVersion.log, new RegExp('extracting[^.]+file\.7z', 'i'))
+    assert.match(assertVersion.log, /finished/i)
+    assert.match(assertVersion.log, /updating/i)
+  })
+
+  t.test('should update existing version if found', async function() {
+    const assertNewLink = 'THE last pain'
+    const assertNewFilename = 'The place of hope.7z'
+    const oldLog = 'The Smell of Sea\n'
+    const assertVersion = { version: '123456789', link: 'httplinkhere', filename: 'test.7z', log: oldLog }
+    
+    assertVersion.id = assertVersion.version
+    db.upsert(db.data.core.testapp.versions, assertVersion)
+
+    provider.getLatestVersion.resolves({ version: assertVersion.version, link: assertNewLink, filename: assertNewFilename })
+    assert.strictEqual(db.data.core.testapp.versions.length, 1)
+
+    await app.update()
+    
+    assert.strictEqual(app.updating, false)
+    assert.strictEqual(db.data.core.testapp.versions.length, 1)
+    assert.strictEqual(db.data.core.testapp.versions[0], assertVersion)
+    assert.ok(assertVersion.log)
+    assert.ok(assertVersion.log.startsWith(oldLog))
+    assert.match(assertVersion.log, /found/i)
+    assert.match(assertVersion.log, new RegExp(assertVersion.version))
+    assert.match(assertVersion.log, /downloading/i)
+    assert.match(assertVersion.log, new RegExp('extracting[^.]+file\.7z', 'i'))
+    assert.match(assertVersion.log, /finished/i)
+    assert.match(assertVersion.log, /updating/i)
   })
   
   t.test('should do nothing if latestInstalled matches version', async function() {
@@ -274,8 +575,44 @@ t.timeout(250).describe('#update()', function() {
     db.data.core.testapp.latestInstalled = assertVersion.version
 
     await app.update()
+    
+    assert.strictEqual(app.updating, false)
     assert.notOk(provider.downloadVersion.called)
     assert.match(db.data.core.testapp.updater, /already/i)
     assert.match(db.data.core.testapp.updater, /nothing/i)
   })
+
+  t.test('should do nothing it exists and failtodownload is higher than 3', async function() {
+    const assertError = new Error('should not be seen')
+    const assertVersion = { version: '999.888.777.666', filename: 'test.7z' }
+    provider.getLatestVersion.resolves(assertVersion)
+    provider.downloadVersion.rejects(assertError)
+    db.data.core.testapp.updater = ''
+    db.upsert(db.data.core.testapp.versions, { id: '999.888.777.666', version: '999.888.777.666', link: 'httplinkhere', filename: 'test.7z', failtodownload: 4 })
+
+    await app.update()
+    
+    assert.strictEqual(app.updating, false)
+    assert.notOk(provider.downloadVersion.called)
+    assert.match(db.data.core.testapp.updater, /many/i)
+    assert.match(db.data.core.testapp.updater, /fail/i)
+    assert.match(db.data.core.testapp.updater, /skip/i)
+  })
+
+  t.test('should do nothing it exists and failtoinstall is higher than 3', async function() {
+    const assertError = new Error('should not be seen')
+    const assertVersion = { version: '999.888.777.666', filename: 'test.7z' }
+    provider.getLatestVersion.resolves(assertVersion)
+    provider.downloadVersion.rejects(assertError)
+    db.data.core.testapp.updater = ''
+    db.upsert(db.data.core.testapp.versions, { id: '999.888.777.666', version: '999.888.777.666', link: 'httplinkhere', filename: 'test.7z', failtoinstall: 4 })
+
+    await app.update()
+    
+    assert.strictEqual(app.updating, false)
+    assert.notOk(provider.downloadVersion.called)
+    assert.match(db.data.core.testapp.updater, /many/i)
+    assert.match(db.data.core.testapp.updater, /fail/i)
+    assert.match(db.data.core.testapp.updater, /skip/i)
+  })
 })
diff --git a/test/db.test.mjs b/test/db.test.mjs
index 2e5e721..3eea1f4 100644
--- a/test/db.test.mjs
+++ b/test/db.test.mjs
@@ -271,3 +271,17 @@ t.test('should have basic database-like functions with string-like name of colle
   assert.strictEqual(dbSec.data.myarr.length, 1)
   assert.strictEqual(dbSec.get('myarr', assertItem1.id), null)
 })
+
+t.test('#upsert() should work properly', async function() {
+  let db = await lowdb({}, logger, null)
+  db.data.test = {
+    items: []
+  }
+
+  db.upsert(db.data.test.items, { id: '1234', text: '1' })
+  db.upsert(db.data.test.items, { id: '1234', text: '2' })
+
+  assert.strictEqual(db.data.test.items.length, 1)
+  assert.strictEqual(db.data.test.items[0].id, '1234')
+  assert.strictEqual(db.data.test.items[0].text, '2')
+})
diff --git a/test/providers/git.integration.test.mjs b/test/providers/git.integration.test.mjs
index 6b00b84..e6d036a 100644
--- a/test/providers/git.integration.test.mjs
+++ b/test/providers/git.integration.test.mjs
@@ -15,6 +15,7 @@ t.timeout(5000).describe('Git integration', function() {
       let version = await provider.getLatestVersion()
       assert.ok(version)
       assert.ok(version.version)
+      assert.ok(version.description)
       assert.ok(version.link)
       assert.match(version.link, /\/attachments\//)
     })
diff --git a/test/util.test.mjs b/test/util.test.mjs
index 2253a01..15520b8 100644
--- a/test/util.test.mjs
+++ b/test/util.test.mjs
@@ -233,6 +233,9 @@ t.describe('#extractFile()', function() {
   t.test('should stream the process of extracting', async function() {
     let output = ''
     await util.extractFile(util.getPathFromRoot('./testapp/example.tar.gz'), function(msg) { output += msg + '\n' })
-    console.log(output)
+
+    assert.match(output, /Extracting archive\:.+example.tar.gz/)
+    assert.match(output, /1 file, 123 bytes/)
+    assert.strictEqual(output.indexOf('\r\n'), -1)
   })
 })