Update red test to use field_to_swagger_object

Author: JoelLefkowitz

tests/test_annotations.py

@@ -0,0 +1,32 @@
+from typing import TYPE_CHECKING
+
+from rest_framework import serializers
+
+from drf_yasg import openapi
+from drf_yasg.inspectors.field import SerializerMethodFieldInspector
+from drf_yasg.openapi import ReferenceResolver
+
+if TYPE_CHECKING:
+    from uuid import UUID
+
+
+def test_missing_runtime_annotations():
+    class UserSerializer(serializers.Serializer):
+        uuid = serializers.SerializerMethodField()
+
+        def get_uuid(self, obj) -> "UUID":
+            return obj.uuid
+
+    field = UserSerializer().fields["uuid"]
+    components = ReferenceResolver("definitions", "parameters", force_init=True)
+
+    inspector = SerializerMethodFieldInspector(
+        view=None,
+        path="/",
+        method="GET",
+        components=components,
+        request=None,
+        field_inspectors=[],
+    )
+
+    inspector.field_to_swagger_object(field, openapi.Schema, True)