René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"[Bug]: Does Not Support Binary Response Types","articleBody":"### Actual Behavior\r\n\r\nI hacked together the code below so that I could test this library in isolation, but for context we are using it inside of a Pyramid app. When I run the case below, I get the following exception:\r\n\r\n```\r\nopenapi_core.validation.response.exceptions.InvalidData: InvalidData: Value b'\u003cpdf_content\u003e' not valid for schema of type string: (\u003cValidationError: \"b'\u003cpdf_content\u003e' is not of type 'string'\"\u003e,)\r\n```\r\n\r\nIf I then try to wrap it inside of a `str()`, I get `is not of type 'binary'` so I believe there is an issue with the formatter understanding the bytes as a string.\r\n\r\n\r\n### Expected Behavior\r\n\r\nIf I return a binary object (pdf file) it should pass validation.\r\n\r\n### Steps to Reproduce\r\n\r\n\r\n```python\r\nimport typing as t\r\n\r\nfrom openapi_core import OpenAPI\r\nfrom openapi_core.validation.request.datatypes import RequestParameters\r\n\r\n\r\nclass OpenAPIRequest:\r\n    def __init__(self) -\u003e None:\r\n        self.parameters = RequestParameters(\r\n            path={},\r\n            query={},\r\n            header={},\r\n            cookie={},\r\n        )\r\n\r\n    @property\r\n    def host_url(self) -\u003e str:\r\n        return \"https://example.com\"\r\n\r\n    @property\r\n    def path(self) -\u003e str:\r\n        return \"/test\"\r\n\r\n    @property\r\n    def path_pattern(self) -\u003e str:\r\n        return \"/test\"\r\n\r\n    @property\r\n    def method(self) -\u003e str:\r\n        return \"get\"\r\n\r\n    @property\r\n    def body(self) -\u003e t.Optional[t.Union[bytes, str, t.Dict]]:\r\n        return None\r\n\r\n    @property\r\n    def content_type(self) -\u003e str:\r\n        return \"\"\r\n\r\n    @property\r\n    def mimetype(self) -\u003e str:\r\n        return \"\"\r\n\r\n\r\nclass OpenAPIResponse:\r\n    def __init__(self, data: any) -\u003e None:\r\n        self._data = data\r\n\r\n    @property\r\n    def data(self) -\u003e t.Optional[bytes]:\r\n        return self._data\r\n\r\n    @property\r\n    def status_code(self) -\u003e int:\r\n        return 200\r\n\r\n    @property\r\n    def content_type(self) -\u003e str:\r\n        return \"application/pdf\"\r\n\r\n    @property\r\n    def mimetype(self) -\u003e str:\r\n        return \"application/pdf\"\r\n\r\n    @property\r\n    def headers(self) -\u003e t.Mapping[str, t.Any]:\r\n        return {\r\n            \"Content-Type\": \"application/pdf\",\r\n            \"Content-Disposition\": \"attachment; filename=invoice.pdf\",\r\n        }\r\n\r\n\r\nif __name__ == \"__main__\":\r\n    with open('example-pdf.pdf', 'rb') as f:\r\n        pdf_content = f.read()\r\n\r\n    open_api_spec = OpenAPI.from_dict({\r\n        \"openapi\": \"3.1.0\",\r\n        \"info\": {\r\n            \"title\": \"Test spec\",\r\n            \"version\": \"1.0.0\",\r\n            \"description\": \"Test spec\",\r\n        },\r\n        \"servers\": [\r\n            {\"url\": \"https://example.com\"},\r\n        ],\r\n        \"paths\": {\r\n            \"/test\": {\r\n                \"get\": {\r\n                    \"responses\": {\r\n                        \"200\": {\r\n                            \"description\": \"OK\",\r\n                            \"content\": {\r\n                                \"application/pdf\": {\r\n                                    \"schema\": {\r\n                                        \"type\": \"string\",\r\n                                        \"format\": \"binary\",\r\n                                    },\r\n                                },\r\n                            },\r\n                        },\r\n                    },\r\n                },\r\n            }\r\n        }\r\n    })\r\n\r\n    request = OpenAPIRequest()\r\n    response = OpenAPIResponse(data=pdf_content)\r\n    open_api_spec.validate_response(request=request, response=response)\r\n```\r\n\r\n### OpenAPI Core Version\r\n\r\n0.19.1\r\n\r\n### OpenAPI Core Integration\r\n\r\nNatively using openapi-core\r\n\r\n### Affected Area(s)\r\n\r\nValidation\r\n\r\n### References\r\n\r\n_No response_\r\n\r\n### Anything else we need to know?\r\n\r\n_No response_\r\n\r\n### Would you like to implement a fix?\r\n\r\nNone","author":{"url":"https://github.com/its-hammer-time","@type":"Person","name":"its-hammer-time"},"datePublished":"2024-06-13T22:00:54.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":3},"url":"https://github.com/245/openapi-schema-validator/issues/245"}