Fix empty response body.

.pre-commit-config.yaml

@@ -39,7 +39,7 @@ repos:
   hooks:
   - id: unkey
 - repo: https://github.com/pycqa/isort
-  rev: 9.0.0b1
+  rev: 9.0.0b2
   hooks:
   - id: isort
 - repo: https://github.com/hauntsaninja/no_implicit_optional

CHANGES.md

@@ -1,3 +1,7 @@
+## Version 0.16.2
+
+* Fix empty response body.
+
 ## Version 0.16.1
 
 * Fix headers validating.

pyproject.toml

@@ -20,18 +20,18 @@ license-files = ["LICENSE.txt"]
 name = "Schema-First"
 readme = "README.md"
 requires-python = ">=3.12"
-version = "0.16.1"
+version = "0.16.2"
 
 [project.optional-dependencies]
 dev = [
   "bandit>=1.9.3",
   "build>=1.4.0",
   'openapi-spec-validator>=0.7.1',
-  "pre-commit>=4.5.1",
+  "pre-commit>=4.6.2",
   "pytest>=9.1.1",
   "pytest-cov>=7.0.0",
   "python-dotenv>=1.2.1",
-  "tox==4.18.0",
+  "tox==4.59.0",
   "twine==6.2.0"
 ]
 

src/schema_first/query/validator.py

@@ -85,6 +85,10 @@ def _make_schema_for_response(self, **data: dict[str, t.Any]) -> type[Schema]:
                 body_schema = content_type.get('schema')
                 if body_schema:
                     response_fields['body'] = fields.Nested(body_schema)
+        else:
+            # If body must be empty.
+            if data.get('content_type'):
+                response_fields['content_type'] = fields.String()
 
         response_schema = Schema.from_dict(response_fields)
         response_schema.Meta.unknown = 'raise'
@@ -128,7 +132,7 @@ def response_handler(
         endpoint: str,
         method: t.Literal['post', 'get', 'update', 'patch', 'delete'],
         status_code: str,
-        content_type: t.Literal['application/json'] or ... = ...,
+        content_type: str or ... = ...,
         body: dict[str, t.Any] or ... = ...,
     ):
         all_kwargs = {

tests/test_query_validators.py

@@ -166,7 +166,12 @@ def test_query_validators__response__empty_body_in_spec(fx_openapi_3_2_0, fx_ope
     spec = fx_open_spec(file_path)
     query_validator = HTTPQueryValidator(spec)
 
-    request = {'endpoint': '/endpoint', 'method': 'get', 'status_code': '204'}
+    request = {
+        'endpoint': '/endpoint',
+        'method': 'get',
+        'content_type': 'application/json',
+        'status_code': '204',
+    }
 
     serialized_request = query_validator.response_handler(**request)