django-rest-framework/tests/test_validation_error.py
Asif Saif Uddin 0e4ed81627
Revert "feat: Add some changes to ValidationError to support django style vad…" (#9326)
This reverts commit 4abfa28e08.

Co-authored-by: Tom Christie <tom@tomchristie.com>
2024-03-21 17:09:43 +01:00

112 lines
3.6 KiB
Python

from django.test import TestCase
from rest_framework import serializers, status
from rest_framework.decorators import api_view
from rest_framework.exceptions import ValidationError
from rest_framework.response import Response
from rest_framework.settings import api_settings
from rest_framework.test import APIRequestFactory
from rest_framework.views import APIView
factory = APIRequestFactory()
class ExampleSerializer(serializers.Serializer):
char = serializers.CharField()
integer = serializers.IntegerField()
class ErrorView(APIView):
def get(self, request, *args, **kwargs):
ExampleSerializer(data={}).is_valid(raise_exception=True)
@api_view(['GET'])
def error_view(request):
ExampleSerializer(data={}).is_valid(raise_exception=True)
class TestValidationErrorWithFullDetails(TestCase):
def setUp(self):
self.DEFAULT_HANDLER = api_settings.EXCEPTION_HANDLER
def exception_handler(exc, request):
data = exc.get_full_details()
return Response(data, status=status.HTTP_400_BAD_REQUEST)
api_settings.EXCEPTION_HANDLER = exception_handler
self.expected_response_data = {
'char': [{
'message': 'This field is required.',
'code': 'required',
}],
'integer': [{
'message': 'This field is required.',
'code': 'required'
}],
}
def tearDown(self):
api_settings.EXCEPTION_HANDLER = self.DEFAULT_HANDLER
def test_class_based_view_exception_handler(self):
view = ErrorView.as_view()
request = factory.get('/', content_type='application/json')
response = view(request)
assert response.status_code == status.HTTP_400_BAD_REQUEST
assert response.data == self.expected_response_data
def test_function_based_view_exception_handler(self):
view = error_view
request = factory.get('/', content_type='application/json')
response = view(request)
assert response.status_code == status.HTTP_400_BAD_REQUEST
assert response.data == self.expected_response_data
class TestValidationErrorWithCodes(TestCase):
def setUp(self):
self.DEFAULT_HANDLER = api_settings.EXCEPTION_HANDLER
def exception_handler(exc, request):
data = exc.get_codes()
return Response(data, status=status.HTTP_400_BAD_REQUEST)
api_settings.EXCEPTION_HANDLER = exception_handler
self.expected_response_data = {
'char': ['required'],
'integer': ['required'],
}
def tearDown(self):
api_settings.EXCEPTION_HANDLER = self.DEFAULT_HANDLER
def test_class_based_view_exception_handler(self):
view = ErrorView.as_view()
request = factory.get('/', content_type='application/json')
response = view(request)
assert response.status_code == status.HTTP_400_BAD_REQUEST
assert response.data == self.expected_response_data
def test_function_based_view_exception_handler(self):
view = error_view
request = factory.get('/', content_type='application/json')
response = view(request)
assert response.status_code == status.HTTP_400_BAD_REQUEST
assert response.data == self.expected_response_data
class TestValidationErrorConvertsTuplesToLists(TestCase):
def test_validation_error_details(self):
error = ValidationError(detail=('message1', 'message2'))
assert isinstance(error.detail, list)
assert len(error.detail) == 2
assert str(error.detail[0]) == 'message1'
assert str(error.detail[1]) == 'message2'