Finished GET Single

src/puppies/tests/test_views.py

@@ -31,4 +31,30 @@ class GetAllPuppiesTest(TestCase):
         puppies = Puppy.objects.all()
         serializer = PuppySerializer(puppies, many=True)
         self.assertEqual(response.data, serializer.data)
-        self.assertEqual(response.status_code, status.HTTP_200_OK)
+        self.assertEqual(response.status_code, status.HTTP_200_OK)
+
+class GetSinglePuppyTest(TestCase):
+    """ Test module for GET single puppy API """
+
+    def setUp(self):
+        self.casper = Puppy.objects.create(
+            name='Casper', age=3, breed='Bull Dog', color='Black')
+        self.muffin = Puppy.objects.create(
+            name='Muffin', age=1, breed='Gradane', color='Brown')
+        self.rambo = Puppy.objects.create(
+            name='Rambo', age=2, breed='Labrador', color='Black')
+        self.ricky = Puppy.objects.create(
+            name='Ricky', age=6, breed='Labrador', color='Brown')
+
+    def test_get_valid_single_puppy(self):
+        response = client.get(
+            reverse('get_delete_update_puppy', kwargs={'pk': self.rambo.pk}))
+        puppy = Puppy.objects.get(pk=self.rambo.pk)
+        serializer = PuppySerializer(puppy)
+        self.assertEqual(response.data, serializer.data)
+        self.assertEqual(response.status_code, status.HTTP_200_OK)
+
+    def test_get_invalid_single_puppy(self):
+        response = client.get(
+            reverse('get_delete_update_puppy', kwargs={'pk': 30}))
+        self.assertEqual(response.status_code, status.HTTP_404_NOT_FOUND)

src/puppies/views.py

@@ -7,7 +7,7 @@ from rest_framework import status
 from .models import Puppy
 from .serializers import PuppySerializer
 
-@api_view(['GET', 'DELETE', 'PUT'])
+@api_view(['GET', 'DELETE', 'UPDATE'])
 def get_delete_update_puppy(request, pk):
     try:
         puppy = Puppy.objects.get(pk=pk)
@@ -16,7 +16,9 @@ def get_delete_update_puppy(request, pk):
 
     # get details of a single puppy
     if request.method == 'GET':
-        return Response({})
+        # we get the puppy using an ID. Run the tests to ensure they all pass.
+        serializer = PuppySerializer(puppy)
+        return Response(serializer.data)
     # delete a single puppy
     elif request.method == 'DELETE':
         return Response({})