diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index ae95d2ebd7f8fb04d183b094a36a5d1b7b730388..3a185ec7155aca3b9edc4a7696a28db41abdf89c 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -19,10 +19,10 @@ test-branch:
   image: $PYTHON_IMAGE
   script:
     - apt-get update -q && apt-get install -y -qq $PYTHON_IMAGE_DEPENDENCIES
-    - pip3 install -e .
-    - pip3 install flake8
+    - pip3 install -e .[test]
     - flake8
     - django-admin makemigrations --dry-run --check --noinput --settings=scheduler.settings.development
+    - django-admin test --settings=scheduler.settings.development
 
 build:
   stage: build
diff --git a/Makefile b/Makefile
index e9a8a0c2c3179d3876d52c5fb802deb4add7cbe8..751a247d780f4a7efaba7e970de3250975871b98 100644
--- a/Makefile
+++ b/Makefile
@@ -12,12 +12,17 @@ run:
 install:
 	if [ ! -d "$(VIRTUAL_ENV)" ]; then python3 -m venv "$(VIRTUAL_ENV)"; fi
 	$(VIRTUAL_ENV)/bin/pip install -U pip
-	$(VIRTUAL_ENV)/bin/pip install -e .
+	$(VIRTUAL_ENV)/bin/pip install -e .[test]
 	npm install
 	$(MANAGEPY) migrate
 	$(MANAGEPY) shell -c "from django.contrib.auth.models import User; User.objects.filter(username='admin').exists() or User.objects.create_superuser('admin', 'admin@example.com', 'password')"
 	$(MANAGEPY) compilemessages -l de
 
+.PHONY: test
+test:
+	$(VIRTUAL_ENV)/bin/flake8 scheduler
+	$(MANAGEPY) test
+
 .PHONY: makemessages
 makemessages:
 	$(MANAGEPY) makemessages -l de -d django
diff --git a/scheduler/tests.py b/scheduler/tests.py
new file mode 100644
index 0000000000000000000000000000000000000000..a5220d33d526b67fcae2c2a99750332fb5ac9298
--- /dev/null
+++ b/scheduler/tests.py
@@ -0,0 +1,32 @@
+from django.conf import settings
+from django.test import TestCase
+
+from model_bakery import baker
+
+from .main.models import Schedule
+from .main.models import Invitation
+
+
+class TestInvitationApiView(TestCase):
+    def setUp(self):
+        self.client.defaults['HTTP_AUTHORIZATION'] = 'token ' + settings.API_TOKEN
+
+    def test_get(self):
+        invitation = baker.make(Invitation)
+        url = '/api/{}/{}/'.format(invitation.schedule.id, invitation.token)
+        response = self.client.get(url)
+        self.assertEqual(response.status_code, 200)
+
+    def test_put(self):
+        schedule = baker.make(Schedule)
+        url = '/api/{}/{}/'.format(schedule.id, 'sometoken')
+        response = self.client.put(url)
+        self.assertEqual(response.status_code, 204)
+        self.assertTrue(Invitation.objects.filter(token='sometoken').exists())
+
+    def test_delete(self):
+        invitation = baker.make(Invitation)
+        url = '/api/{}/{}/'.format(invitation.schedule.id, invitation.token)
+        response = self.client.delete(url)
+        self.assertEqual(response.status_code, 204)
+        self.assertFalse(Invitation.objects.filter(token=invitation.token).exists())
diff --git a/setup.cfg b/setup.cfg
index 5517183b2e0647f54d6c49f361151da2900f25e7..2f684577c2197bba3fb07fe854a1f9c19fecd557 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -13,6 +13,11 @@ install_requires =
 	django-npm == 1.0.0
 	requests == 2.25.1
 
+[options.extras_require]
+test =
+    model-bakery
+    flake8
+
 [flake8]
 exclude =
     .venv,