django-rest-framework/tests/test_validation_error.py
Tom Christie a3802504a0 Error codes (#4550)
Add error codes to `APIException`
2016-10-11 10:25:21 +01:00

102 lines
3.3 KiB
Python

from django.test import TestCase
from rest_framework import serializers, status
from rest_framework.decorators import api_view
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)
self.assertEqual(response.status_code, status.HTTP_400_BAD_REQUEST)
self.assertEqual(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)
self.assertEqual(response.status_code, status.HTTP_400_BAD_REQUEST)
self.assertEqual(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)
self.assertEqual(response.status_code, status.HTTP_400_BAD_REQUEST)
self.assertEqual(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)
self.assertEqual(response.status_code, status.HTTP_400_BAD_REQUEST)
self.assertEqual(response.data, self.expected_response_data)