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353 lines
13 KiB
Python
353 lines
13 KiB
Python
from __future__ import unicode_literals
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from django.db import models
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from django.test import TestCase
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from rest_framework import generics, serializers, status
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from rest_framework.tests.utils import RequestFactory
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from rest_framework.tests.models import BasicModel, Comment, SlugBasedModel
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from rest_framework.compat import six
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import json
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factory = RequestFactory()
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class RootView(generics.ListCreateAPIView):
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"""
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Example description for OPTIONS.
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"""
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model = BasicModel
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class InstanceView(generics.RetrieveUpdateDestroyAPIView):
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"""
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Example description for OPTIONS.
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"""
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model = BasicModel
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class SlugSerializer(serializers.ModelSerializer):
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slug = serializers.Field() # read only
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class Meta:
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model = SlugBasedModel
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exclude = ('id',)
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class SlugBasedInstanceView(InstanceView):
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"""
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A model with a slug-field.
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"""
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model = SlugBasedModel
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serializer_class = SlugSerializer
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class TestRootView(TestCase):
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def setUp(self):
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"""
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Create 3 BasicModel instances.
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"""
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items = ['foo', 'bar', 'baz']
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for item in items:
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BasicModel(text=item).save()
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self.objects = BasicModel.objects
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self.data = [
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{'id': obj.id, 'text': obj.text}
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for obj in self.objects.all()
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]
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self.view = RootView.as_view()
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def test_get_root_view(self):
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"""
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GET requests to ListCreateAPIView should return list of objects.
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"""
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request = factory.get('/')
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response = self.view(request).render()
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self.assertEquals(response.status_code, status.HTTP_200_OK)
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self.assertEquals(response.data, self.data)
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def test_post_root_view(self):
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"""
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POST requests to ListCreateAPIView should create a new object.
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"""
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content = {'text': 'foobar'}
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request = factory.post('/', json.dumps(content),
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content_type='application/json')
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response = self.view(request).render()
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self.assertEquals(response.status_code, status.HTTP_201_CREATED)
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self.assertEquals(response.data, {'id': 4, 'text': 'foobar'})
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created = self.objects.get(id=4)
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self.assertEquals(created.text, 'foobar')
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def test_put_root_view(self):
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"""
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PUT requests to ListCreateAPIView should not be allowed
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"""
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content = {'text': 'foobar'}
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request = factory.put('/', json.dumps(content),
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content_type='application/json')
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response = self.view(request).render()
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self.assertEquals(response.status_code, status.HTTP_405_METHOD_NOT_ALLOWED)
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self.assertEquals(response.data, {"detail": "Method 'PUT' not allowed."})
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def test_delete_root_view(self):
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"""
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DELETE requests to ListCreateAPIView should not be allowed
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"""
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request = factory.delete('/')
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response = self.view(request).render()
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self.assertEquals(response.status_code, status.HTTP_405_METHOD_NOT_ALLOWED)
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self.assertEquals(response.data, {"detail": "Method 'DELETE' not allowed."})
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def test_options_root_view(self):
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"""
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OPTIONS requests to ListCreateAPIView should return metadata
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"""
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request = factory.options('/')
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response = self.view(request).render()
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expected = {
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'parses': [
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'application/json',
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'application/x-www-form-urlencoded',
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'multipart/form-data'
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],
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'renders': [
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'application/json',
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'text/html'
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],
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'name': 'Root',
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'description': 'Example description for OPTIONS.'
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}
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self.assertEquals(response.status_code, status.HTTP_200_OK)
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self.assertEquals(response.data, expected)
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def test_post_cannot_set_id(self):
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"""
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POST requests to create a new object should not be able to set the id.
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"""
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content = {'id': 999, 'text': 'foobar'}
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request = factory.post('/', json.dumps(content),
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content_type='application/json')
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response = self.view(request).render()
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self.assertEquals(response.status_code, status.HTTP_201_CREATED)
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self.assertEquals(response.data, {'id': 4, 'text': 'foobar'})
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created = self.objects.get(id=4)
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self.assertEquals(created.text, 'foobar')
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class TestInstanceView(TestCase):
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def setUp(self):
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"""
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Create 3 BasicModel intances.
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"""
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items = ['foo', 'bar', 'baz']
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for item in items:
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BasicModel(text=item).save()
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self.objects = BasicModel.objects
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self.data = [
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{'id': obj.id, 'text': obj.text}
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for obj in self.objects.all()
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]
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self.view = InstanceView.as_view()
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self.slug_based_view = SlugBasedInstanceView.as_view()
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def test_get_instance_view(self):
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"""
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GET requests to RetrieveUpdateDestroyAPIView should return a single object.
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"""
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request = factory.get('/1')
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response = self.view(request, pk=1).render()
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self.assertEquals(response.status_code, status.HTTP_200_OK)
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self.assertEquals(response.data, self.data[0])
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def test_post_instance_view(self):
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"""
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POST requests to RetrieveUpdateDestroyAPIView should not be allowed
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"""
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content = {'text': 'foobar'}
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request = factory.post('/', json.dumps(content),
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content_type='application/json')
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response = self.view(request).render()
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self.assertEquals(response.status_code, status.HTTP_405_METHOD_NOT_ALLOWED)
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self.assertEquals(response.data, {"detail": "Method 'POST' not allowed."})
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def test_put_instance_view(self):
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"""
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PUT requests to RetrieveUpdateDestroyAPIView should update an object.
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"""
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content = {'text': 'foobar'}
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request = factory.put('/1', json.dumps(content),
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content_type='application/json')
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response = self.view(request, pk='1').render()
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self.assertEquals(response.status_code, status.HTTP_200_OK)
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self.assertEquals(response.data, {'id': 1, 'text': 'foobar'})
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updated = self.objects.get(id=1)
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self.assertEquals(updated.text, 'foobar')
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def test_patch_instance_view(self):
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"""
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PATCH requests to RetrieveUpdateDestroyAPIView should update an object.
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"""
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content = {'text': 'foobar'}
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request = factory.patch('/1', json.dumps(content),
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content_type='application/json')
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response = self.view(request, pk=1).render()
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self.assertEquals(response.status_code, status.HTTP_200_OK)
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self.assertEquals(response.data, {'id': 1, 'text': 'foobar'})
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updated = self.objects.get(id=1)
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self.assertEquals(updated.text, 'foobar')
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def test_delete_instance_view(self):
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"""
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DELETE requests to RetrieveUpdateDestroyAPIView should delete an object.
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"""
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request = factory.delete('/1')
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response = self.view(request, pk=1).render()
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self.assertEquals(response.status_code, status.HTTP_204_NO_CONTENT)
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self.assertEquals(response.content, six.b(''))
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ids = [obj.id for obj in self.objects.all()]
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self.assertEquals(ids, [2, 3])
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def test_options_instance_view(self):
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"""
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OPTIONS requests to RetrieveUpdateDestroyAPIView should return metadata
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"""
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request = factory.options('/')
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response = self.view(request).render()
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expected = {
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'parses': [
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'application/json',
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'application/x-www-form-urlencoded',
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'multipart/form-data'
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],
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'renders': [
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'application/json',
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'text/html'
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],
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'name': 'Instance',
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'description': 'Example description for OPTIONS.'
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}
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self.assertEquals(response.status_code, status.HTTP_200_OK)
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self.assertEquals(response.data, expected)
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def test_put_cannot_set_id(self):
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"""
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PUT requests to create a new object should not be able to set the id.
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"""
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content = {'id': 999, 'text': 'foobar'}
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request = factory.put('/1', json.dumps(content),
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content_type='application/json')
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response = self.view(request, pk=1).render()
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self.assertEquals(response.status_code, status.HTTP_200_OK)
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self.assertEquals(response.data, {'id': 1, 'text': 'foobar'})
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updated = self.objects.get(id=1)
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self.assertEquals(updated.text, 'foobar')
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def test_put_to_deleted_instance(self):
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"""
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PUT requests to RetrieveUpdateDestroyAPIView should create an object
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if it does not currently exist.
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"""
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self.objects.get(id=1).delete()
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content = {'text': 'foobar'}
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request = factory.put('/1', json.dumps(content),
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content_type='application/json')
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response = self.view(request, pk=1).render()
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self.assertEquals(response.status_code, status.HTTP_201_CREATED)
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self.assertEquals(response.data, {'id': 1, 'text': 'foobar'})
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updated = self.objects.get(id=1)
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self.assertEquals(updated.text, 'foobar')
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def test_put_as_create_on_id_based_url(self):
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"""
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PUT requests to RetrieveUpdateDestroyAPIView should create an object
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at the requested url if it doesn't exist.
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"""
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content = {'text': 'foobar'}
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# pk fields can not be created on demand, only the database can set th pk for a new object
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request = factory.put('/5', json.dumps(content),
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content_type='application/json')
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response = self.view(request, pk=5).render()
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self.assertEquals(response.status_code, status.HTTP_201_CREATED)
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new_obj = self.objects.get(pk=5)
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self.assertEquals(new_obj.text, 'foobar')
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def test_put_as_create_on_slug_based_url(self):
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"""
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PUT requests to RetrieveUpdateDestroyAPIView should create an object
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at the requested url if possible, else return HTTP_403_FORBIDDEN error-response.
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"""
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content = {'text': 'foobar'}
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request = factory.put('/test_slug', json.dumps(content),
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content_type='application/json')
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response = self.slug_based_view(request, slug='test_slug').render()
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self.assertEquals(response.status_code, status.HTTP_201_CREATED)
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self.assertEquals(response.data, {'slug': 'test_slug', 'text': 'foobar'})
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new_obj = SlugBasedModel.objects.get(slug='test_slug')
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self.assertEquals(new_obj.text, 'foobar')
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# Regression test for #285
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class CommentSerializer(serializers.ModelSerializer):
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class Meta:
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model = Comment
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exclude = ('created',)
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class CommentView(generics.ListCreateAPIView):
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serializer_class = CommentSerializer
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model = Comment
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class TestCreateModelWithAutoNowAddField(TestCase):
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def setUp(self):
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self.objects = Comment.objects
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self.view = CommentView.as_view()
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def test_create_model_with_auto_now_add_field(self):
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"""
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Regression test for #285
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https://github.com/tomchristie/django-rest-framework/issues/285
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"""
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content = {'email': 'foobar@example.com', 'content': 'foobar'}
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request = factory.post('/', json.dumps(content),
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content_type='application/json')
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response = self.view(request).render()
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self.assertEquals(response.status_code, status.HTTP_201_CREATED)
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created = self.objects.get(id=1)
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self.assertEquals(created.content, 'foobar')
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# Test for particularly ugly regression with m2m in browseable API
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class ClassB(models.Model):
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name = models.CharField(max_length=255)
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class ClassA(models.Model):
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name = models.CharField(max_length=255)
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childs = models.ManyToManyField(ClassB, blank=True, null=True)
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class ClassASerializer(serializers.ModelSerializer):
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childs = serializers.PrimaryKeyRelatedField(many=True, source='childs')
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class Meta:
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model = ClassA
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class ExampleView(generics.ListCreateAPIView):
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serializer_class = ClassASerializer
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model = ClassA
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class TestM2MBrowseableAPI(TestCase):
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def test_m2m_in_browseable_api(self):
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"""
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Test for particularly ugly regression with m2m in browseable API
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"""
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request = factory.get('/', HTTP_ACCEPT='text/html')
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view = ExampleView().as_view()
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response = view(request).render()
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self.assertEquals(response.status_code, status.HTTP_200_OK)
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