mirror of
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240 lines
8.7 KiB
Python
240 lines
8.7 KiB
Python
"""Tests for the mixin module"""
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from django.test import TestCase
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from django.utils import simplejson as json
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from djangorestframework import status
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from djangorestframework.compat import RequestFactory
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from django.contrib.auth.models import Group, User
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from djangorestframework.mixins import CreateModelMixin, PaginatorMixin
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from djangorestframework.resources import ModelResource
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from djangorestframework.response import Response
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from djangorestframework.tests.models import CustomUser
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from djangorestframework.tests.testcases import TestModelsTestCase
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from djangorestframework.views import View
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class TestModelCreation(TestModelsTestCase):
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"""Tests on CreateModelMixin"""
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def setUp(self):
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super(TestModelsTestCase, self).setUp()
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self.req = RequestFactory()
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def test_creation(self):
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self.assertEquals(0, Group.objects.count())
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class GroupResource(ModelResource):
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model = Group
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form_data = {'name': 'foo'}
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request = self.req.post('/groups', data=form_data)
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mixin = CreateModelMixin()
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mixin.resource = GroupResource
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mixin.CONTENT = form_data
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response = mixin.post(request)
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self.assertEquals(1, Group.objects.count())
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self.assertEquals('foo', response.cleaned_content.name)
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def test_creation_with_m2m_relation(self):
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class UserResource(ModelResource):
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model = User
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def url(self, instance):
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return "/users/%i" % instance.id
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group = Group(name='foo')
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group.save()
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form_data = {
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'username': 'bar',
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'password': 'baz',
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'groups': [group.id]
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}
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request = self.req.post('/groups', data=form_data)
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cleaned_data = dict(form_data)
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cleaned_data['groups'] = [group]
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mixin = CreateModelMixin()
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mixin.resource = UserResource
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mixin.CONTENT = cleaned_data
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response = mixin.post(request)
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self.assertEquals(1, User.objects.count())
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self.assertEquals(1, response.cleaned_content.groups.count())
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self.assertEquals('foo', response.cleaned_content.groups.all()[0].name)
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def test_creation_with_m2m_relation_through(self):
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"""
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Tests creation where the m2m relation uses a through table
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"""
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class UserResource(ModelResource):
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model = CustomUser
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def url(self, instance):
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return "/customusers/%i" % instance.id
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form_data = {'username': 'bar0', 'groups': []}
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request = self.req.post('/groups', data=form_data)
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cleaned_data = dict(form_data)
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cleaned_data['groups'] = []
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mixin = CreateModelMixin()
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mixin.resource = UserResource
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mixin.CONTENT = cleaned_data
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response = mixin.post(request)
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self.assertEquals(1, CustomUser.objects.count())
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self.assertEquals(0, response.cleaned_content.groups.count())
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group = Group(name='foo1')
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group.save()
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form_data = {'username': 'bar1', 'groups': [group.id]}
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request = self.req.post('/groups', data=form_data)
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cleaned_data = dict(form_data)
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cleaned_data['groups'] = [group]
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mixin = CreateModelMixin()
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mixin.resource = UserResource
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mixin.CONTENT = cleaned_data
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response = mixin.post(request)
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self.assertEquals(2, CustomUser.objects.count())
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self.assertEquals(1, response.cleaned_content.groups.count())
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self.assertEquals('foo1', response.cleaned_content.groups.all()[0].name)
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group2 = Group(name='foo2')
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group2.save()
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form_data = {'username': 'bar2', 'groups': [group.id, group2.id]}
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request = self.req.post('/groups', data=form_data)
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cleaned_data = dict(form_data)
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cleaned_data['groups'] = [group, group2]
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mixin = CreateModelMixin()
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mixin.resource = UserResource
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mixin.CONTENT = cleaned_data
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response = mixin.post(request)
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self.assertEquals(3, CustomUser.objects.count())
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self.assertEquals(2, response.cleaned_content.groups.count())
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self.assertEquals('foo1', response.cleaned_content.groups.all()[0].name)
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self.assertEquals('foo2', response.cleaned_content.groups.all()[1].name)
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class MockPaginatorView(PaginatorMixin, View):
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total = 60
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def get(self, request):
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return range(0, self.total)
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def post(self, request):
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return Response(status.CREATED, {'status': 'OK'})
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class TestPagination(TestCase):
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def setUp(self):
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self.req = RequestFactory()
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def test_default_limit(self):
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""" Tests if pagination works without overwriting the limit """
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request = self.req.get('/paginator')
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response = MockPaginatorView.as_view()(request)
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content = json.loads(response.content)
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self.assertEqual(response.status_code, status.OK)
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self.assertEqual(MockPaginatorView.total, content['total'])
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self.assertEqual(MockPaginatorView.limit, content['per_page'])
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self.assertEqual(range(0, MockPaginatorView.limit), content['results'])
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def test_overwriting_limit(self):
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""" Tests if the limit can be overwritten """
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limit = 10
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request = self.req.get('/paginator')
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response = MockPaginatorView.as_view(limit=limit)(request)
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content = json.loads(response.content)
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self.assertEqual(response.status_code, status.OK)
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self.assertEqual(content['per_page'], limit)
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self.assertEqual(range(0, limit), content['results'])
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def test_limit_param(self):
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""" Tests if the client can set the limit """
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from math import ceil
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limit = 5
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num_pages = int(ceil(MockPaginatorView.total / float(limit)))
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request = self.req.get('/paginator/?limit=%d' % limit)
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response = MockPaginatorView.as_view()(request)
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content = json.loads(response.content)
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self.assertEqual(response.status_code, status.OK)
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self.assertEqual(MockPaginatorView.total, content['total'])
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self.assertEqual(limit, content['per_page'])
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self.assertEqual(num_pages, content['pages'])
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def test_exceeding_limit(self):
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""" Makes sure the client cannot exceed the default limit """
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from math import ceil
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limit = MockPaginatorView.limit + 10
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num_pages = int(ceil(MockPaginatorView.total / float(limit)))
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request = self.req.get('/paginator/?limit=%d' % limit)
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response = MockPaginatorView.as_view()(request)
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content = json.loads(response.content)
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self.assertEqual(response.status_code, status.OK)
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self.assertEqual(MockPaginatorView.total, content['total'])
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self.assertNotEqual(limit, content['per_page'])
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self.assertNotEqual(num_pages, content['pages'])
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self.assertEqual(MockPaginatorView.limit, content['per_page'])
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def test_only_works_for_get(self):
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""" Pagination should only work for GET requests """
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request = self.req.post('/paginator', data={'content': 'spam'})
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response = MockPaginatorView.as_view()(request)
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content = json.loads(response.content)
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self.assertEqual(response.status_code, status.CREATED)
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self.assertEqual(None, content.get('per_page'))
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self.assertEqual('OK', content['status'])
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def test_non_int_page(self):
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""" Tests that it can handle invalid values """
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request = self.req.get('/paginator/?page=spam')
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response = MockPaginatorView.as_view()(request)
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self.assertEqual(response.status_code, status.NOT_FOUND)
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def test_page_range(self):
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""" Tests that the page range is handle correctly """
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request = self.req.get('/paginator/?page=0')
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response = MockPaginatorView.as_view()(request)
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content = json.loads(response.content)
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self.assertEqual(response.status_code, status.NOT_FOUND)
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request = self.req.get('/paginator/')
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response = MockPaginatorView.as_view()(request)
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content = json.loads(response.content)
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self.assertEqual(response.status_code, status.OK)
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self.assertEqual(range(0, MockPaginatorView.limit), content['results'])
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num_pages = content['pages']
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request = self.req.get('/paginator/?page=%d' % num_pages)
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response = MockPaginatorView.as_view()(request)
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content = json.loads(response.content)
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self.assertEqual(response.status_code, status.OK)
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self.assertEqual(range(MockPaginatorView.limit*(num_pages-1), MockPaginatorView.total), content['results'])
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request = self.req.get('/paginator/?page=%d' % (num_pages + 1,))
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response = MockPaginatorView.as_view()(request)
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content = json.loads(response.content)
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self.assertEqual(response.status_code, status.NOT_FOUND)
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