diff --git a/.drone.yml b/.drone.yml
index 55ccbca..d2ab304 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -9,6 +9,13 @@ steps:
       - npm install
       - npm run build
 
+  - name: test
+    image: timbru31/node-chrome:20-slim
+    commands:
+      - npm run test -- --browsers=ChromeHeadlessCI --watch=false
+    depends_on:
+      - build
+
   - name: sonar
     image: sonarsource/sonar-scanner-cli:5
     commands:
diff --git a/angular.json b/angular.json
index fd654ab..fe3047c 100644
--- a/angular.json
+++ b/angular.json
@@ -71,7 +71,8 @@
             "tsConfig": "tsconfig.spec.json",
             "assets": ["src/favicon.ico", "src/assets"],
             "styles": ["src/styles.scss"],
-            "scripts": []
+            "scripts": [],
+            "karmaConfig": "karma.conf.js"
           }
         },
         "lint": {
diff --git a/karma.conf.js b/karma.conf.js
new file mode 100644
index 0000000..e1dd0c4
--- /dev/null
+++ b/karma.conf.js
@@ -0,0 +1,45 @@
+// Karma configuration file, see link for more information
+// https://karma-runner.github.io/1.0/config/configuration-file.html
+
+module.exports = function (config) {
+  config.set({
+    basePath: '',
+    frameworks: ['jasmine', '@angular-devkit/build-angular'],
+    plugins: [
+      require('karma-jasmine'),
+      require('karma-chrome-launcher'),
+      require('karma-jasmine-html-reporter'),
+      require('karma-coverage'),
+      require('@angular-devkit/build-angular/plugins/karma')
+    ],
+    client: {
+      jasmine: {
+        // you can add configuration options for Jasmine here
+        // the possible options are listed at https://jasmine.github.io/api/edge/Configuration.html
+        // for example, you can disable the random execution with `random: false`
+        // or set a specific seed with `seed: 4321`
+      },
+      clearContext: false // leave Jasmine Spec Runner output visible in browser
+    },
+    jasmineHtmlReporter: {
+      suppressAll: true // removes the duplicated traces
+    },
+    coverageReporter: {
+      dir: require('path').join(__dirname, './coverage/sandkasten'),
+      subdir: '.',
+      reporters: [
+        { type: 'html' },
+        { type: 'text-summary' }
+      ]
+    },
+    reporters: ['progress', 'kjhtml'],
+    browsers: ['Chrome'],
+    restartOnFileChange: true,
+    customLaunchers: {
+      ChromeHeadlessCI: {
+        base: 'ChromeHeadless',
+        flags: ['--no-sandbox']
+      }
+    }
+  });
+};
diff --git a/src/app/app.component.spec.ts b/src/app/app.component.spec.ts
index 7467ecf..db6e3d5 100644
--- a/src/app/app.component.spec.ts
+++ b/src/app/app.component.spec.ts
@@ -1,11 +1,16 @@
 import { TestBed } from '@angular/core/testing';
-import { RouterTestingModule } from '@angular/router/testing';
 import { AppComponent } from './app.component';
+import { TranslateModule } from '@ngx-translate/core';
+import { RouterModule } from '@angular/router';
 
 describe('AppComponent', () => {
   beforeEach(() =>
     TestBed.configureTestingModule({
-      imports: [RouterTestingModule, AppComponent],
+      imports: [
+        RouterModule.forRoot([]),
+        AppComponent,
+        TranslateModule.forRoot(),
+      ],
     })
   );
 
@@ -19,8 +24,6 @@ describe('AppComponent', () => {
     const fixture = TestBed.createComponent(AppComponent);
     fixture.detectChanges();
     const compiled = fixture.nativeElement as HTMLElement;
-    expect(compiled.querySelector('.content span')?.textContent).toContain(
-      'sandkasten app is running!'
-    );
+    expect(compiled.textContent).toContain('HeaderPage.Editor');
   });
 });
diff --git a/src/app/components/header/header.component.spec.ts b/src/app/components/header/header.component.spec.ts
index 674a2bf..e7ada06 100644
--- a/src/app/components/header/header.component.spec.ts
+++ b/src/app/components/header/header.component.spec.ts
@@ -1,6 +1,8 @@
 import { ComponentFixture, TestBed } from '@angular/core/testing';
 
 import { HeaderComponent } from './header.component';
+import { TranslateModule } from '@ngx-translate/core';
+import { RouterModule } from '@angular/router';
 
 describe('HeaderComponent', () => {
   let component: HeaderComponent;
@@ -8,7 +10,11 @@ describe('HeaderComponent', () => {
 
   beforeEach(() => {
     TestBed.configureTestingModule({
-      imports: [HeaderComponent],
+      imports: [
+        RouterModule.forRoot([]),
+        HeaderComponent,
+        TranslateModule.forRoot(),
+      ],
     });
     fixture = TestBed.createComponent(HeaderComponent);
     component = fixture.componentInstance;
diff --git a/src/app/components/landing-page/landing-page.component.spec.ts b/src/app/components/landing-page/landing-page.component.spec.ts
index 102fa8b..02e1313 100644
--- a/src/app/components/landing-page/landing-page.component.spec.ts
+++ b/src/app/components/landing-page/landing-page.component.spec.ts
@@ -1,6 +1,8 @@
 import { ComponentFixture, TestBed } from '@angular/core/testing';
 
 import { LandingPageComponent } from './landing-page.component';
+import { TranslateModule } from '@ngx-translate/core';
+import { RouterModule } from '@angular/router';
 
 describe('LandingPageComponent', () => {
   let component: LandingPageComponent;
@@ -8,7 +10,11 @@ describe('LandingPageComponent', () => {
 
   beforeEach(() => {
     TestBed.configureTestingModule({
-      imports: [LandingPageComponent],
+      imports: [
+        RouterModule.forRoot([]),
+        LandingPageComponent,
+        TranslateModule.forRoot(),
+      ],
     });
     fixture = TestBed.createComponent(LandingPageComponent);
     component = fixture.componentInstance;
diff --git a/src/app/components/privacy-policy/privacy-policy.component.spec.ts b/src/app/components/privacy-policy/privacy-policy.component.spec.ts
index 54a75e8..c93d9f4 100644
--- a/src/app/components/privacy-policy/privacy-policy.component.spec.ts
+++ b/src/app/components/privacy-policy/privacy-policy.component.spec.ts
@@ -1,6 +1,7 @@
 import { ComponentFixture, TestBed } from '@angular/core/testing';
 
 import { PrivacyPolicyComponent } from './privacy-policy.component';
+import { TranslateModule } from '@ngx-translate/core';
 
 describe('PrivacyPolicyComponent', () => {
   let component: PrivacyPolicyComponent;
@@ -8,7 +9,7 @@ describe('PrivacyPolicyComponent', () => {
 
   beforeEach(async () => {
     await TestBed.configureTestingModule({
-      imports: [PrivacyPolicyComponent],
+      imports: [PrivacyPolicyComponent, TranslateModule.forRoot()],
     }).compileComponents();
 
     fixture = TestBed.createComponent(PrivacyPolicyComponent);
diff --git a/src/app/components/terms-of-service/terms-of-service.component.spec.ts b/src/app/components/terms-of-service/terms-of-service.component.spec.ts
index 7faa79d..1fcbf16 100644
--- a/src/app/components/terms-of-service/terms-of-service.component.spec.ts
+++ b/src/app/components/terms-of-service/terms-of-service.component.spec.ts
@@ -1,6 +1,7 @@
 import { ComponentFixture, TestBed } from '@angular/core/testing';
 
 import { TermsOfServiceComponent } from './terms-of-service.component';
+import { TranslateModule } from '@ngx-translate/core';
 
 describe('TermsOfServiceComponent', () => {
   let component: TermsOfServiceComponent;
@@ -8,7 +9,7 @@ describe('TermsOfServiceComponent', () => {
 
   beforeEach(async () => {
     await TestBed.configureTestingModule({
-      imports: [TermsOfServiceComponent],
+      imports: [TermsOfServiceComponent, TranslateModule.forRoot()],
     }).compileComponents();
 
     fixture = TestBed.createComponent(TermsOfServiceComponent);