commenced DRF efforts w. package installation, creation of apps.api, w. UTs & ITs to ensure core efficacy; core.settings & .urls changed to accomodate

src/apps/api/tests/unit/test_serializers.py

@@ -0,0 +1,20 @@
+from django.test import SimpleTestCase
+from apps.api.serializers import ItemSerializer, ListSerializer
+
+
+class ItemSerializerTest(SimpleTestCase):
+    def test_fields(self):
+        serializer = ItemSerializer()
+        self.assertEqual(
+            set(serializer.fields.keys()),
+            {"id", "text"},
+        )
+
+class ListSerializerTest(SimpleTestCase):
+    def test_fields(self):
+        serializer = ListSerializer()
+        self.assertEqual(
+            set(serializer.fields.keys()),
+            {"id", "name", "url", "items"},
+        )
+