249 lines
9.1 KiB
Python
249 lines
9.1 KiB
Python
# encoding: utf-8
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from __future__ import unicode_literals
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from io import BytesIO
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from django.conf.urls import url
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from django.contrib.auth.models import User
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from django.shortcuts import redirect
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from django.test import TestCase
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from rest_framework.decorators import api_view
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from rest_framework.response import Response
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from rest_framework.test import (
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APIClient, APIRequestFactory, force_authenticate
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)
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@api_view(['GET', 'POST'])
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def view(request):
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return Response({
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'auth': request.META.get('HTTP_AUTHORIZATION', b''),
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'user': request.user.username
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})
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@api_view(['GET', 'POST'])
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def session_view(request):
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active_session = request.session.get('active_session', False)
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request.session['active_session'] = True
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return Response({
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'active_session': active_session
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})
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@api_view(['GET', 'POST', 'PUT', 'PATCH', 'DELETE', 'OPTIONS'])
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def redirect_view(request):
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return redirect('/view/')
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urlpatterns = [
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url(r'^view/$', view),
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url(r'^session-view/$', session_view),
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url(r'^redirect-view/$', redirect_view),
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]
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class TestAPITestClient(TestCase):
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urls = 'tests.test_testing'
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def setUp(self):
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self.client = APIClient()
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def test_credentials(self):
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"""
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Setting `.credentials()` adds the required headers to each request.
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"""
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self.client.credentials(HTTP_AUTHORIZATION='example')
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for _ in range(0, 3):
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response = self.client.get('/view/')
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self.assertEqual(response.data['auth'], 'example')
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def test_force_authenticate(self):
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"""
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Setting `.force_authenticate()` forcibly authenticates each request.
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"""
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user = User.objects.create_user('example', 'example@example.com')
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self.client.force_authenticate(user)
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response = self.client.get('/view/')
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self.assertEqual(response.data['user'], 'example')
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def test_force_authenticate_with_sessions(self):
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"""
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Setting `.force_authenticate()` forcibly authenticates each request.
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"""
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user = User.objects.create_user('example', 'example@example.com')
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self.client.force_authenticate(user)
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# First request does not yet have an active session
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response = self.client.get('/session-view/')
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self.assertEqual(response.data['active_session'], False)
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# Subsequant requests have an active session
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response = self.client.get('/session-view/')
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self.assertEqual(response.data['active_session'], True)
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# Force authenticating as `None` should also logout the user session.
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self.client.force_authenticate(None)
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response = self.client.get('/session-view/')
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self.assertEqual(response.data['active_session'], False)
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def test_csrf_exempt_by_default(self):
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"""
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By default, the test client is CSRF exempt.
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"""
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User.objects.create_user('example', 'example@example.com', 'password')
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self.client.login(username='example', password='password')
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response = self.client.post('/view/')
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self.assertEqual(response.status_code, 200)
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def test_explicitly_enforce_csrf_checks(self):
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"""
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The test client can enforce CSRF checks.
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"""
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client = APIClient(enforce_csrf_checks=True)
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User.objects.create_user('example', 'example@example.com', 'password')
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client.login(username='example', password='password')
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response = client.post('/view/')
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expected = {'detail': 'CSRF Failed: CSRF cookie not set.'}
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self.assertEqual(response.status_code, 403)
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self.assertEqual(response.data, expected)
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def test_can_logout(self):
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"""
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`logout()` resets stored credentials
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"""
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self.client.credentials(HTTP_AUTHORIZATION='example')
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response = self.client.get('/view/')
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self.assertEqual(response.data['auth'], 'example')
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self.client.logout()
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response = self.client.get('/view/')
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self.assertEqual(response.data['auth'], b'')
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def test_logout_resets_force_authenticate(self):
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"""
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`logout()` resets any `force_authenticate`
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"""
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user = User.objects.create_user('example', 'example@example.com', 'password')
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self.client.force_authenticate(user)
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response = self.client.get('/view/')
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self.assertEqual(response.data['user'], 'example')
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self.client.logout()
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response = self.client.get('/view/')
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self.assertEqual(response.data['user'], '')
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def test_follow_redirect(self):
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"""
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Follow redirect by setting follow argument.
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"""
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response = self.client.get('/redirect-view/')
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self.assertEqual(response.status_code, 302)
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response = self.client.get('/redirect-view/', follow=True)
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self.assertIsNotNone(response.redirect_chain)
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self.assertEqual(response.status_code, 200)
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response = self.client.post('/redirect-view/')
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self.assertEqual(response.status_code, 302)
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response = self.client.post('/redirect-view/', follow=True)
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self.assertIsNotNone(response.redirect_chain)
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self.assertEqual(response.status_code, 200)
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response = self.client.put('/redirect-view/')
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self.assertEqual(response.status_code, 302)
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response = self.client.put('/redirect-view/', follow=True)
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self.assertIsNotNone(response.redirect_chain)
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self.assertEqual(response.status_code, 200)
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response = self.client.patch('/redirect-view/')
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self.assertEqual(response.status_code, 302)
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response = self.client.patch('/redirect-view/', follow=True)
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self.assertIsNotNone(response.redirect_chain)
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self.assertEqual(response.status_code, 200)
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response = self.client.delete('/redirect-view/')
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self.assertEqual(response.status_code, 302)
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response = self.client.delete('/redirect-view/', follow=True)
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self.assertIsNotNone(response.redirect_chain)
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self.assertEqual(response.status_code, 200)
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response = self.client.options('/redirect-view/')
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self.assertEqual(response.status_code, 302)
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response = self.client.options('/redirect-view/', follow=True)
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self.assertIsNotNone(response.redirect_chain)
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self.assertEqual(response.status_code, 200)
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def test_invalid_multipart_data(self):
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"""
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MultiPart encoding cannot support nested data, so raise a helpful
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error if the user attempts to do so.
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"""
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self.assertRaises(
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AssertionError, self.client.post,
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path='/view/', data={'valid': 123, 'invalid': {'a': 123}}
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)
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class TestAPIRequestFactory(TestCase):
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def test_csrf_exempt_by_default(self):
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"""
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By default, the test client is CSRF exempt.
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"""
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user = User.objects.create_user('example', 'example@example.com', 'password')
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factory = APIRequestFactory()
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request = factory.post('/view/')
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request.user = user
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response = view(request)
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self.assertEqual(response.status_code, 200)
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def test_explicitly_enforce_csrf_checks(self):
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"""
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The test client can enforce CSRF checks.
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"""
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user = User.objects.create_user('example', 'example@example.com', 'password')
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factory = APIRequestFactory(enforce_csrf_checks=True)
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request = factory.post('/view/')
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request.user = user
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response = view(request)
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expected = {'detail': 'CSRF Failed: CSRF cookie not set.'}
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self.assertEqual(response.status_code, 403)
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self.assertEqual(response.data, expected)
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def test_invalid_format(self):
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"""
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Attempting to use a format that is not configured will raise an
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assertion error.
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"""
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factory = APIRequestFactory()
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self.assertRaises(
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AssertionError, factory.post,
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path='/view/', data={'example': 1}, format='xml'
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)
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def test_force_authenticate(self):
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"""
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Setting `force_authenticate()` forcibly authenticates the request.
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"""
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user = User.objects.create_user('example', 'example@example.com')
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factory = APIRequestFactory()
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request = factory.get('/view')
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force_authenticate(request, user=user)
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response = view(request)
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self.assertEqual(response.data['user'], 'example')
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def test_upload_file(self):
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# This is a 1x1 black png
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simple_png = BytesIO(b'\x89PNG\r\n\x1a\n\x00\x00\x00\rIHDR\x00\x00\x00\x01\x00\x00\x00\x01\x08\x06\x00\x00\x00\x1f\x15\xc4\x89\x00\x00\x00\rIDATx\x9cc````\x00\x00\x00\x05\x00\x01\xa5\xf6E@\x00\x00\x00\x00IEND\xaeB`\x82')
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simple_png.name = 'test.png'
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factory = APIRequestFactory()
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factory.post('/', data={'image': simple_png})
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def test_request_factory_url_arguments(self):
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"""
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This is a non regression test against #1461
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"""
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factory = APIRequestFactory()
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request = factory.get('/view/?demo=test')
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self.assertEqual(dict(request.GET), {'demo': ['test']})
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request = factory.get('/view/', {'demo': 'test'})
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self.assertEqual(dict(request.GET), {'demo': ['test']})
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