diff --git a/babybuddy/settings/test.py b/babybuddy/settings/test.py
index 14f2b59e..d5672d8d 100644
--- a/babybuddy/settings/test.py
+++ b/babybuddy/settings/test.py
@@ -24,3 +24,7 @@ AXES_ENABLED = False
 # See https://github.com/zlorf/django-dbsettings#a-note-about-caching
 
 DBSETTINGS_USE_CACHE = False
+
+# We want to test the home assistant middleware
+
+ENABLE_HOME_ASSISTANT_SUPPORT = True
diff --git a/babybuddy/tests/tests_home_assistant.py b/babybuddy/tests/tests_home_assistant.py
new file mode 100644
index 00000000..73243f1d
--- /dev/null
+++ b/babybuddy/tests/tests_home_assistant.py
@@ -0,0 +1,70 @@
+import json
+
+from django.test import TestCase, override_settings, tag
+from django.test import Client as HttpClient
+from django.contrib.auth import get_user_model
+from django.core import mail
+from django.core.management import call_command
+
+from faker import Faker
+
+from babybuddy.views import UserUnlock
+
+
+class HomeAssistantMiddlewareTestCase(TestCase):
+    """
+    Tests are executed on the REST-API because that one constructs
+    full absolute URLs. However, the middleware is part of the babybuddy
+    so the test lives in here.
+    """
+
+    @classmethod
+    def setUpClass(cls):
+        super(HomeAssistantMiddlewareTestCase, cls).setUpClass()
+        fake = Faker()
+        call_command("migrate", verbosity=0)
+
+        cls.c = HttpClient()
+
+        fake_user = fake.simple_profile()
+        cls.credentials = {
+            "username": fake_user["username"],
+            "password": fake.password(),
+        }
+        cls.user = get_user_model().objects.create_user(
+            is_superuser=True, is_staff=True, **cls.credentials
+        )
+
+    def test_no_ingress_request(self):
+        self.c.login(**self.credentials)
+
+        response = self.c.get("/api/", headers={"Accept": "application/json"})
+        json_response = json.loads(response.content)
+
+        self.assertEqual(json_response["profile"], "http://testserver/api/profile")
+
+    def test_ingress_request_no_x_ingress_path(self):
+        self.c.login(**self.credentials)
+
+        response = self.c.get(
+            "/api/",
+            headers={"Accept": "application/json", "X-Hass-Source": "core.ingress"},
+        )
+        json_response = json.loads(response.content)
+
+        self.assertEqual(json_response["profile"], "http://testserver/api/profile")
+
+    def test_ingress_request_with_x_ingress_path(self):
+        self.c.login(**self.credentials)
+
+        response = self.c.get(
+            "/api/",
+            headers={
+                "Accept": "application/json",
+                "X-Hass-Source": "core.ingress",
+                "X-Ingress-Path": "/magic/sub/url",
+            },
+        )
+        json_response = json.loads(response.content)
+
+        self.assertEqual(json_response["profile"], "http://testserver/magic/sub/url/api/profile")