Add health route for backend

backend/courses/urls.py

@@ -1,10 +1,11 @@
 from django.urls import path
 
 from courses import views
-from courses.views import CourseListSearch
+from courses.views import CourseListSearch, Health
 
 
 urlpatterns = [
+    path("health/", Health.as_view(), name="health"),
     path("<slug:semester>/courses/", views.CourseList.as_view(), name="courses-list"),
     path(
         "<slug:semester>/search/courses/",

backend/courses/views.py

@@ -9,6 +9,7 @@
 from rest_framework.exceptions import ValidationError
 from rest_framework.permissions import IsAuthenticated
 from rest_framework.response import Response
+from rest_framework.views import APIView
 
 from courses.filters import CourseSearchFilterBackend
 from courses.models import (
@@ -49,6 +50,11 @@
 )
 
 
+class Health(APIView):
+    def get(self, request):
+        return Response({"message": "OK"}, status=status.HTTP_200_OK)
+
+
 class BaseCourseMixin(AutoPrefetchViewSetMixin, generics.GenericAPIView):
     @staticmethod
     def get_semester_field():

backend/tests/courses/test_api.py

@@ -6,6 +6,7 @@
 from django.test import RequestFactory, TestCase
 from django.urls import reverse
 from options.models import Option
+from rest_framework import status
 from rest_framework.test import APIClient
 
 from alert.models import AddDropPeriod
@@ -42,6 +43,14 @@ def set_semester():
     AddDropPeriod(semester=TEST_SEMESTER).save()
 
 
+class HealthTestCase(TestCase):
+    def test_health_check(self):
+        url = reverse("health")
+        response = self.client.get(url)
+        self.assertEqual(response.status_code, status.HTTP_200_OK)
+        self.assertEqual(response.data, {"message": "OK"})
+
+
 class CourseListTestCase(TestCase):
     def setUp(self):
         set_semester()