137 datavalidationerror if charset in response headers

docs/releases.md

@@ -1,8 +1,18 @@
 # Release notes
 
-## OpenApiTools v2.0.0
+## OpenApiTools v2.0.1
 
-### Major changes and new features
+### Bugfixes
+- Moved header sanitazion to ensure it's always applied.
+    - This closes [issue #137: Error on DataValidationError](https://github.com/MarketSquare/robotframework-openapitools/issues/137).
+
+<br><br><br>
+
+## Previous versions
+
+### OpenApiTools v2.0.0
+
+#### Major changes and new features
 - Request bodies now support all JSON types, not just `objects` (`dicts`).
     - This closes [issue #9: No body generated when root is a list](https://github.com/MarketSquare/robotframework-openapitools/issues/9).
     - Some of the `Relations` still need to be reworked to (fully) align with this change.
@@ -32,7 +42,7 @@
 - The `Test Endpoint` keyword of OpenApiDriver now also support error codes from a `PathPropertiesConstraint`.
     - This closes [issue #126: Path invalidation based on error code not supported by OpenApiDriver](https://github.com/MarketSquare/robotframework-openapitools/issues/126).
 
-### Bugfixes
+#### Bugfixes
 - Added support for the `nullable` property in OAS 3.0 schemas when generating data.
     - This closes [issue #81: nullable not taken into account in get_valid_value](https://github.com/MarketSquare/robotframework-openapitools/issues/81).
 - Support added for multiple instances of OpenApiLibCore within the same suite.
@@ -46,7 +56,7 @@
 - Fixed validation errors caused by `Content-Type` not being handled case-insensitive.
 - Fixed an exception during validation caused by `charset` being included in the `Content-Type` header for `application/json`.
 
-### Breaking changes
+#### Breaking changes
 - Addressing [issue #95: Refactor: better name for Dto](https://github.com/MarketSquare/robotframework-openapitools/issues/95) introduces a number breaking renames:
     - `Dto` has been renamed to `RelationsMapping`.
     - `constraint_mapping` has been renamed to `relations_mapping` in a number of places.
@@ -57,21 +67,19 @@
     - The `relations_mapping` property was added.
 - `invalid_property_default_response` library parameter renamed to `invalid_data_default_response`.
 
-### Additional changes
+#### Additional changes
 - Special handling of `"format": "byte"` for `"type": "string"` (OAS 3.0) was removed.
     - While some logic related to this worked, the result was never JSON-serializable.
 - The devcontainer setup was updated.
 - The GitHub pipeline was updated to include Python 3.14.
 - Updated minimum version markers for many dependencies.
 - Annotations are now complete (as far as possible under Python 3.10).
 
-### Notes
+#### Notes
 - The documentation is not yet updated with many of the changes / improvements detailed above.
 - While some tests have been updated to check / demonstrate the above changes, more tests need to be added.
 
-<br><br><br>
-
-## Previous versions
+---
 
 ### OpenApiTools v1.0.5
 

pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name="robotframework-openapitools"
-version = "2.0.0"
+version = "2.0.1"
 description = "A set of Robot Framework libraries to test APIs for which the OAS is available."
 authors = [
     {name = "Robin Mackaij", email = "r.a.mackaij@gmail.com"},

src/OpenApiDriver/openapidriver.libspec

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<keywordspec name="OpenApiDriver" type="LIBRARY" format="HTML" scope="SUITE" generated="2026-02-03T14:03:08+00:00" specversion="6" source="/workspaces/robotframework-openapitools/src/OpenApiDriver/openapidriver.py" lineno="24">
-<version>2.0.0</version>
+<keywordspec name="OpenApiDriver" type="LIBRARY" format="HTML" scope="SUITE" generated="2026-04-08T09:47:51+00:00" specversion="6" source="/workspaces/robotframework-openapitools/src/OpenApiDriver/openapidriver.py" lineno="24">
+<version>2.0.1</version>
 <doc>The OpenApiDriver library provides the keywords and logic for execution of generated test cases based on an OpenAPI document.
 
 Visit the &lt;a href="./index.html" target="_blank"&gt;OpenApiTools documentation&lt;/a&gt; for an introduction.</doc>

src/OpenApiLibCore/keyword_logic/validation.py

@@ -353,6 +353,19 @@ def validate_response_using_validator(
 ) -> None:
     openapi_request = RequestsOpenAPIRequest(response.request)
     openapi_response = RequestsOpenAPIResponse(response)
+
+    # sanitize the response header; a charset in the content-type causes a deserialization error
+    content_type = response.headers.get("Content-Type", "")
+    if content_type:
+        key_value = "Content-Type"
+    else:
+        content_type = response.headers.get("content-type", "")
+        if content_type:
+            key_value = "content-type"
+    if "json" in content_type.lower():
+        content_type, _, _ = content_type.partition(";")
+        response.headers.update({key_value: content_type})  # pyright: ignore[reportPossiblyUnboundVariable]
+
     response_validator(request=openapi_request, response=openapi_response)
 
 
@@ -365,16 +378,6 @@ def _validate_response(
     response_validation: str,
 ) -> None:
     try:
-        content_type = response.headers.get("Content-Type", "")
-        if content_type:
-            key_value = "Content-Type"
-        else:
-            content_type = response.headers.get("content-type", "")
-            if content_type:
-                key_value = "content-type"
-        if "json" in content_type.lower():
-            content_type, _, _ = content_type.partition(";")
-            response.headers.update({key_value: content_type})  # pyright: ignore[reportPossiblyUnboundVariable]
         validate_response_using_validator(
             response=response,
             response_validator=response_validator,

src/OpenApiLibCore/openapi_libcore.libspec

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<keywordspec name="OpenApiLibCore" type="LIBRARY" format="HTML" scope="SUITE" generated="2026-02-03T14:02:56+00:00" specversion="6" source="/workspaces/robotframework-openapitools/src/OpenApiLibCore/openapi_libcore.py" lineno="95">
-<version>2.0.0</version>
+<keywordspec name="OpenApiLibCore" type="LIBRARY" format="HTML" scope="SUITE" generated="2026-04-08T09:47:50+00:00" specversion="6" source="/workspaces/robotframework-openapitools/src/OpenApiLibCore/openapi_libcore.py" lineno="95">
+<version>2.0.1</version>
 <doc>The OpenApiLibCore library provides the keywords and core logic to interact with an OpenAPI server.
 
 Visit the &lt;a href="./index.html" target="_blank"&gt;OpenApiTools documentation&lt;/a&gt; for an introduction.</doc>