def build_unhandled_exception_response(exception: Exception) \
-> ErrorResponse:
error = Error(
status=str(HTTPStatus.INTERNAL_SERVER_ERROR.value),
detail=f'Unhandled exception: {type(exception)}',
title='Internal Server Error'
)
return ErrorResponse(errors=[error])
def transform_http_exception_to_json_api_errors(exception: HTTPException) \
-> ErrorResponse:
"""
Object marshalling for http exceptions (these errors come back differently
than validation errors). e.g. invalid json in request body.
"""
request_error = Error(status=str(exception.status_code),
detail=exception.detail,
title='Bad Request')
return ErrorResponse(errors=[request_error])
def transform_validation_error_to_json_api_errors(
status_code: int, exception: ValidationError) -> ErrorResponse:
"""
Object marshalling for validation errors. format pydantic validation
errors to expected json:api response shape.
"""
def transform_error(error):
return Error(
status=str(status_code),
detail=error.get('msg'),
source=ErrorSource(pointer='/' +
'/'.join(str(node) for node in error['loc'])),
title=error.get('type'))
return ErrorResponse(
errors=[transform_error(error) for error in exception.errors()])
def test_empty_error_response_valid():
error_response = {'errors': []}
validated = ErrorResponse(**error_response)
assert validated.dict(exclude_unset=True) == error_response
def test_error_response_with_all_fields():
error_response = errors_wrapper(error_with_all_fields)
validated = ErrorResponse(**error_response)
assert validated.dict(exclude_unset=True) == error_response
def test_valid_error_response_fields(error_response):
validated = ErrorResponse(**error_response)
assert validated.dict(exclude_unset=True) == error_response