feat: Add handling of OpenAPI endpoint default responses

end_to_end_tests/baseline_openapi_3.0.json

@@ -961,6 +961,37 @@
         }
       }
     },
+    "/responses/default": {
+      "post": {
+        "tags": [
+          "responses"
+        ],
+        "summary": "Default Response",
+        "operationId": "default_response",
+        "responses": {
+          "200": {
+            "description": "Text response",
+            "content": {
+              "text/plain": {
+                "schema": {
+                  "type": "string"
+                }
+              }
+            }
+          },
+          "default": {
+            "description": "Default response",
+            "content": {
+              "text/plain": {
+                "schema": {
+                  "type": "string"
+                }
+              }
+            }
+          }
+        }
+      }
+    },
     "/responses/reference": {
       "get": {
         "tags": [

end_to_end_tests/baseline_openapi_3.1.yaml

@@ -944,6 +944,37 @@ info:
       }
     }
   },
+  "/responses/default": {
+      "post": {
+        "tags": [
+          "responses"
+        ],
+        "summary": "Default Response",
+        "operationId": "default_response",
+        "responses": {
+          "200": {
+            "description": "Text response",
+            "content": {
+              "text/plain": {
+                "schema": {
+                  "type": "string"
+                }
+              }
+            }
+          },
+          "default": {
+            "description": "Default response",
+            "content": {
+              "text/plain": {
+                "schema": {
+                  "type": "string"
+                }
+              }
+            }
+          }
+        }
+      }
+    },
   "/responses/reference": {
     "get": {
       "tags": [

end_to_end_tests/custom-templates-golden-record/my_test_api_client/api/responses/__init__.py

@@ -2,7 +2,7 @@
 
 import types
 
-from . import post_responses_unions_simple_before_complex, reference_response, text_response
+from . import default_response, post_responses_unions_simple_before_complex, reference_response, text_response
 
 
 class ResponsesEndpoints:
@@ -20,6 +20,13 @@ def text_response(cls) -> types.ModuleType:
         """
         return text_response
 
+    @classmethod
+    def default_response(cls) -> types.ModuleType:
+        """
+        Default Response
+        """
+        return default_response
+
     @classmethod
     def reference_response(cls) -> types.ModuleType:
         """

end_to_end_tests/functional_tests/generated_code_execution/test_defaults.py

@@ -1,5 +1,6 @@
 import datetime
 import uuid
+from typing import Union
 
 from end_to_end_tests.functional_tests.helpers import (
     with_generated_client_fixture,
@@ -112,3 +113,41 @@ def test_enum_default(self, MyEnum, MyModel):
 class TestLiteralEnumDefaults:
     def test_default_value(self, MyModel):
         assert MyModel().enum_prop == "A"
+
+@with_generated_client_fixture(
+"""
+tags:
+    - name: service1
+paths:
+  "/simple":
+    get:
+      operationId: getSimpleThing
+      description: Get a simple thing.
+      responses:
+        "200":
+          description: Success!
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/GoodResponse"
+        default:
+          description: Failure!
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/ErrorResponse"
+      tags:
+        - service1
+components:
+  schemas:
+    GoodResponse:
+      type: object
+    ErrorResponse:
+      type: object
+""",
+    config="literal_enums: true",
+)
+@with_generated_code_imports(".api.service1.get_simple_thing._parse_response", ".models.GoodResponse", ".models.ErrorResponse")
+class TestDefaultResponseCode:
+    def test_default_response(self, _parse_response, GoodResponse, ErrorResponse):
+        assert _parse_response.__annotations__['return'] == Union[GoodResponse, ErrorResponse]

end_to_end_tests/golden-record/my_test_api_client/api/bodies/json_like.py

@@ -31,6 +31,7 @@ def _get_kwargs(
 def _parse_response(*, client: Union[AuthenticatedClient, Client], response: httpx.Response) -> Optional[Any]:
     if response.status_code == 200:
         return None
+
     if client.raise_on_unexpected_status:
         raise errors.UnexpectedStatus(response.status_code, response.content)
     else:

end_to_end_tests/golden-record/my_test_api_client/api/bodies/post_bodies_multiple.py

@@ -51,6 +51,7 @@ def _get_kwargs(
 def _parse_response(*, client: Union[AuthenticatedClient, Client], response: httpx.Response) -> Optional[Any]:
     if response.status_code == 200:
         return None
+
     if client.raise_on_unexpected_status:
         raise errors.UnexpectedStatus(response.status_code, response.content)
     else:

end_to_end_tests/golden-record/my_test_api_client/api/bodies/refs.py

@@ -31,6 +31,7 @@ def _get_kwargs(
 def _parse_response(*, client: Union[AuthenticatedClient, Client], response: httpx.Response) -> Optional[Any]:
     if response.status_code == 200:
         return None
+
     if client.raise_on_unexpected_status:
         raise errors.UnexpectedStatus(response.status_code, response.content)
     else:

end_to_end_tests/golden-record/my_test_api_client/api/config/content_type_override.py

@@ -31,6 +31,7 @@ def _parse_response(*, client: Union[AuthenticatedClient, Client], response: htt
     if response.status_code == 200:
         response_200 = cast(str, response.json())
         return response_200
+
     if client.raise_on_unexpected_status:
         raise errors.UnexpectedStatus(response.status_code, response.content)
     else:

end_to_end_tests/golden-record/my_test_api_client/api/default/get_common_parameters.py

@@ -30,6 +30,7 @@ def _get_kwargs(
 def _parse_response(*, client: Union[AuthenticatedClient, Client], response: httpx.Response) -> Optional[Any]:
     if response.status_code == 200:
         return None
+
     if client.raise_on_unexpected_status:
         raise errors.UnexpectedStatus(response.status_code, response.content)
     else:

end_to_end_tests/golden-record/my_test_api_client/api/default/get_models_allof.py

@@ -25,6 +25,7 @@ def _parse_response(
         response_200 = GetModelsAllofResponse200.from_dict(response.json())
 
         return response_200
+
     if client.raise_on_unexpected_status:
         raise errors.UnexpectedStatus(response.status_code, response.content)
     else:

end_to_end_tests/golden-record/my_test_api_client/api/default/get_models_oneof_with_required_const.py

@@ -52,6 +52,7 @@ def _parse_response_200(
         response_200 = _parse_response_200(response.json())
 
         return response_200
+
     if client.raise_on_unexpected_status:
         raise errors.UnexpectedStatus(response.status_code, response.content)
     else:

end_to_end_tests/golden-record/my_test_api_client/api/default/post_common_parameters.py

@@ -30,6 +30,7 @@ def _get_kwargs(
 def _parse_response(*, client: Union[AuthenticatedClient, Client], response: httpx.Response) -> Optional[Any]:
     if response.status_code == 200:
         return None
+
     if client.raise_on_unexpected_status:
         raise errors.UnexpectedStatus(response.status_code, response.content)
     else:

end_to_end_tests/golden-record/my_test_api_client/api/default/reserved_parameters.py

@@ -33,6 +33,7 @@ def _get_kwargs(
 def _parse_response(*, client: Union[AuthenticatedClient, Client], response: httpx.Response) -> Optional[Any]:
     if response.status_code == 200:
         return None
+
     if client.raise_on_unexpected_status:
         raise errors.UnexpectedStatus(response.status_code, response.content)
     else:

end_to_end_tests/golden-record/my_test_api_client/api/defaults/defaults_tests_defaults_post.py

@@ -92,10 +92,12 @@ def _parse_response(
     if response.status_code == 200:
         response_200 = response.json()
         return response_200
+
     if response.status_code == 422:
         response_422 = HTTPValidationError.from_dict(response.json())
 
         return response_422
+
     if client.raise_on_unexpected_status:
         raise errors.UnexpectedStatus(response.status_code, response.content)
     else:

end_to_end_tests/golden-record/my_test_api_client/api/enums/bool_enum_tests_bool_enum_post.py

@@ -30,6 +30,7 @@ def _get_kwargs(
 def _parse_response(*, client: Union[AuthenticatedClient, Client], response: httpx.Response) -> Optional[Any]:
     if response.status_code == 200:
         return None
+
     if client.raise_on_unexpected_status:
         raise errors.UnexpectedStatus(response.status_code, response.content)
     else:

end_to_end_tests/golden-record/my_test_api_client/api/enums/int_enum_tests_int_enum_post.py

@@ -32,6 +32,7 @@ def _get_kwargs(
 def _parse_response(*, client: Union[AuthenticatedClient, Client], response: httpx.Response) -> Optional[Any]:
     if response.status_code == 200:
         return None
+
     if client.raise_on_unexpected_status:
         raise errors.UnexpectedStatus(response.status_code, response.content)
     else:

end_to_end_tests/golden-record/my_test_api_client/api/location/get_location_header_types.py

@@ -50,6 +50,7 @@ def _get_kwargs(
 def _parse_response(*, client: Union[AuthenticatedClient, Client], response: httpx.Response) -> Optional[Any]:
     if response.status_code == 200:
         return None
+
     if client.raise_on_unexpected_status:
         raise errors.UnexpectedStatus(response.status_code, response.content)
     else:

end_to_end_tests/golden-record/my_test_api_client/api/location/get_location_query_optionality.py

@@ -56,6 +56,7 @@ def _get_kwargs(
 def _parse_response(*, client: Union[AuthenticatedClient, Client], response: httpx.Response) -> Optional[Any]:
     if response.status_code == 200:
         return None
+
     if client.raise_on_unexpected_status:
         raise errors.UnexpectedStatus(response.status_code, response.content)
     else:

end_to_end_tests/golden-record/my_test_api_client/api/naming/hyphen_in_path.py

@@ -22,6 +22,7 @@ def _get_kwargs(
 def _parse_response(*, client: Union[AuthenticatedClient, Client], response: httpx.Response) -> Optional[Any]:
     if response.status_code == 200:
         return None
+
     if client.raise_on_unexpected_status:
         raise errors.UnexpectedStatus(response.status_code, response.content)
     else:

end_to_end_tests/golden-record/my_test_api_client/api/naming/mixed_case.py

@@ -38,6 +38,7 @@ def _parse_response(
         response_200 = MixedCaseResponse200.from_dict(response.json())
 
         return response_200
+
     if client.raise_on_unexpected_status:
         raise errors.UnexpectedStatus(response.status_code, response.content)
     else:

end_to_end_tests/golden-record/my_test_api_client/api/naming/post_naming_property_conflict_with_import.py

@@ -38,6 +38,7 @@ def _parse_response(
         response_200 = PostNamingPropertyConflictWithImportResponse200.from_dict(response.json())
 
         return response_200
+
     if client.raise_on_unexpected_status:
         raise errors.UnexpectedStatus(response.status_code, response.content)
     else:

end_to_end_tests/golden-record/my_test_api_client/api/parameter_references/get_parameter_references_path_param.py

@@ -46,6 +46,7 @@ def _get_kwargs(
 def _parse_response(*, client: Union[AuthenticatedClient, Client], response: httpx.Response) -> Optional[Any]:
     if response.status_code == 200:
         return None
+
     if client.raise_on_unexpected_status:
         raise errors.UnexpectedStatus(response.status_code, response.content)
     else:

end_to_end_tests/golden-record/my_test_api_client/api/parameters/delete_common_parameters_overriding_param.py

@@ -31,6 +31,7 @@ def _get_kwargs(
 def _parse_response(*, client: Union[AuthenticatedClient, Client], response: httpx.Response) -> Optional[Any]:
     if response.status_code == 200:
         return None
+
     if client.raise_on_unexpected_status:
         raise errors.UnexpectedStatus(response.status_code, response.content)
     else:

end_to_end_tests/golden-record/my_test_api_client/api/parameters/get_common_parameters_overriding_param.py

@@ -31,6 +31,7 @@ def _get_kwargs(
 def _parse_response(*, client: Union[AuthenticatedClient, Client], response: httpx.Response) -> Optional[Any]:
     if response.status_code == 200:
         return None
+
     if client.raise_on_unexpected_status:
         raise errors.UnexpectedStatus(response.status_code, response.content)
     else:

end_to_end_tests/golden-record/my_test_api_client/api/parameters/get_same_name_multiple_locations_param.py

@@ -43,6 +43,7 @@ def _get_kwargs(
 def _parse_response(*, client: Union[AuthenticatedClient, Client], response: httpx.Response) -> Optional[Any]:
     if response.status_code == 200:
         return None
+
     if client.raise_on_unexpected_status:
         raise errors.UnexpectedStatus(response.status_code, response.content)
     else:

end_to_end_tests/golden-record/my_test_api_client/api/parameters/multiple_path_parameters.py

@@ -25,6 +25,7 @@ def _get_kwargs(
 def _parse_response(*, client: Union[AuthenticatedClient, Client], response: httpx.Response) -> Optional[Any]:
     if response.status_code == 200:
         return None
+
     if client.raise_on_unexpected_status:
         raise errors.UnexpectedStatus(response.status_code, response.content)
     else: