1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
|
import pytest
from django.test import override_settings
from django.urls import include, path, re_path
from rest_framework import serializers, status, versioning
from rest_framework.decorators import APIView
from rest_framework.relations import PKOnlyObject
from rest_framework.response import Response
from rest_framework.reverse import reverse
from rest_framework.test import (
APIRequestFactory, APITestCase, URLPatternsTestCase
)
from rest_framework.versioning import NamespaceVersioning
class RequestVersionView(APIView):
def get(self, request, *args, **kwargs):
return Response({'version': request.version})
class ReverseView(APIView):
def get(self, request, *args, **kwargs):
return Response({'url': reverse('another', request=request)})
class AllowedVersionsView(RequestVersionView):
def determine_version(self, request, *args, **kwargs):
scheme = self.versioning_class()
scheme.allowed_versions = ('v1', 'v2')
return (scheme.determine_version(request, *args, **kwargs), scheme)
class AllowedAndDefaultVersionsView(RequestVersionView):
def determine_version(self, request, *args, **kwargs):
scheme = self.versioning_class()
scheme.allowed_versions = ('v1', 'v2')
scheme.default_version = 'v2'
return (scheme.determine_version(request, *args, **kwargs), scheme)
class AllowedWithNoneVersionsView(RequestVersionView):
def determine_version(self, request, *args, **kwargs):
scheme = self.versioning_class()
scheme.allowed_versions = ('v1', 'v2', None)
return (scheme.determine_version(request, *args, **kwargs), scheme)
class AllowedWithNoneAndDefaultVersionsView(RequestVersionView):
def determine_version(self, request, *args, **kwargs):
scheme = self.versioning_class()
scheme.allowed_versions = ('v1', 'v2', None)
scheme.default_version = 'v2'
return (scheme.determine_version(request, *args, **kwargs), scheme)
factory = APIRequestFactory()
def dummy_view(request):
pass
def dummy_pk_view(request, pk):
pass
class TestRequestVersion:
def test_unversioned(self):
view = RequestVersionView.as_view()
request = factory.get('/endpoint/')
response = view(request)
assert response.data == {'version': None}
def test_query_param_versioning(self):
scheme = versioning.QueryParameterVersioning
view = RequestVersionView.as_view(versioning_class=scheme)
request = factory.get('/endpoint/?version=1.2.3')
response = view(request)
assert response.data == {'version': '1.2.3'}
request = factory.get('/endpoint/')
response = view(request)
assert response.data == {'version': None}
@override_settings(ALLOWED_HOSTS=['*'])
def test_host_name_versioning(self):
scheme = versioning.HostNameVersioning
view = RequestVersionView.as_view(versioning_class=scheme)
request = factory.get('/endpoint/', HTTP_HOST='v1.example.org')
response = view(request)
assert response.data == {'version': 'v1'}
request = factory.get('/endpoint/')
response = view(request)
assert response.data == {'version': None}
def test_accept_header_versioning(self):
scheme = versioning.AcceptHeaderVersioning
view = RequestVersionView.as_view(versioning_class=scheme)
request = factory.get('/endpoint/', HTTP_ACCEPT='application/json; version=1.2.3')
response = view(request)
assert response.data == {'version': '1.2.3'}
request = factory.get('/endpoint/', HTTP_ACCEPT='*/*; version=1.2.3')
response = view(request)
assert response.data == {'version': '1.2.3'}
request = factory.get('/endpoint/', HTTP_ACCEPT='application/json')
response = view(request)
assert response.data == {'version': None}
def test_url_path_versioning(self):
scheme = versioning.URLPathVersioning
view = RequestVersionView.as_view(versioning_class=scheme)
request = factory.get('/1.2.3/endpoint/')
response = view(request, version='1.2.3')
assert response.data == {'version': '1.2.3'}
request = factory.get('/endpoint/')
response = view(request)
assert response.data == {'version': None}
def test_namespace_versioning(self):
class FakeResolverMatch:
namespace = 'v1'
scheme = versioning.NamespaceVersioning
view = RequestVersionView.as_view(versioning_class=scheme)
request = factory.get('/v1/endpoint/')
request.resolver_match = FakeResolverMatch
response = view(request, version='v1')
assert response.data == {'version': 'v1'}
request = factory.get('/endpoint/')
response = view(request)
assert response.data == {'version': None}
class TestURLReversing(URLPatternsTestCase, APITestCase):
included = [
path('namespaced/', dummy_view, name='another'),
path('example/<int:pk>/', dummy_pk_view, name='example-detail')
]
urlpatterns = [
path('v1/', include((included, 'v1'), namespace='v1')),
path('another/', dummy_view, name='another'),
re_path(r'^(?P<version>[v1|v2]+)/another/$', dummy_view, name='another'),
]
def test_reverse_unversioned(self):
view = ReverseView.as_view()
request = factory.get('/endpoint/')
response = view(request)
assert response.data == {'url': 'http://testserver/another/'}
def test_reverse_query_param_versioning(self):
scheme = versioning.QueryParameterVersioning
view = ReverseView.as_view(versioning_class=scheme)
request = factory.get('/endpoint/?version=v1')
response = view(request)
assert response.data == {'url': 'http://testserver/another/?version=v1'}
request = factory.get('/endpoint/')
response = view(request)
assert response.data == {'url': 'http://testserver/another/'}
@override_settings(ALLOWED_HOSTS=['*'])
def test_reverse_host_name_versioning(self):
scheme = versioning.HostNameVersioning
view = ReverseView.as_view(versioning_class=scheme)
request = factory.get('/endpoint/', HTTP_HOST='v1.example.org')
response = view(request)
assert response.data == {'url': 'http://v1.example.org/another/'}
request = factory.get('/endpoint/')
response = view(request)
assert response.data == {'url': 'http://testserver/another/'}
def test_reverse_url_path_versioning(self):
scheme = versioning.URLPathVersioning
view = ReverseView.as_view(versioning_class=scheme)
request = factory.get('/v1/endpoint/')
response = view(request, version='v1')
assert response.data == {'url': 'http://testserver/v1/another/'}
request = factory.get('/endpoint/')
response = view(request)
assert response.data == {'url': 'http://testserver/another/'}
def test_reverse_namespace_versioning(self):
class FakeResolverMatch:
namespace = 'v1'
scheme = versioning.NamespaceVersioning
view = ReverseView.as_view(versioning_class=scheme)
request = factory.get('/v1/endpoint/')
request.resolver_match = FakeResolverMatch
response = view(request, version='v1')
assert response.data == {'url': 'http://testserver/v1/namespaced/'}
request = factory.get('/endpoint/')
response = view(request)
assert response.data == {'url': 'http://testserver/another/'}
class TestInvalidVersion:
def test_invalid_query_param_versioning(self):
scheme = versioning.QueryParameterVersioning
view = AllowedVersionsView.as_view(versioning_class=scheme)
request = factory.get('/endpoint/?version=v3')
response = view(request)
assert response.status_code == status.HTTP_404_NOT_FOUND
@override_settings(ALLOWED_HOSTS=['*'])
def test_invalid_host_name_versioning(self):
scheme = versioning.HostNameVersioning
view = AllowedVersionsView.as_view(versioning_class=scheme)
request = factory.get('/endpoint/', HTTP_HOST='v3.example.org')
response = view(request)
assert response.status_code == status.HTTP_404_NOT_FOUND
def test_invalid_accept_header_versioning(self):
scheme = versioning.AcceptHeaderVersioning
view = AllowedVersionsView.as_view(versioning_class=scheme)
request = factory.get('/endpoint/', HTTP_ACCEPT='application/json; version=v3')
response = view(request)
assert response.status_code == status.HTTP_406_NOT_ACCEPTABLE
def test_invalid_url_path_versioning(self):
scheme = versioning.URLPathVersioning
view = AllowedVersionsView.as_view(versioning_class=scheme)
request = factory.get('/v3/endpoint/')
response = view(request, version='v3')
assert response.status_code == status.HTTP_404_NOT_FOUND
def test_invalid_namespace_versioning(self):
class FakeResolverMatch:
namespace = 'v3'
scheme = versioning.NamespaceVersioning
view = AllowedVersionsView.as_view(versioning_class=scheme)
request = factory.get('/v3/endpoint/')
request.resolver_match = FakeResolverMatch
response = view(request, version='v3')
assert response.status_code == status.HTTP_404_NOT_FOUND
class TestAllowedAndDefaultVersion:
def test_missing_without_default(self):
scheme = versioning.AcceptHeaderVersioning
view = AllowedVersionsView.as_view(versioning_class=scheme)
request = factory.get('/endpoint/', HTTP_ACCEPT='application/json')
response = view(request)
assert response.status_code == status.HTTP_406_NOT_ACCEPTABLE
def test_missing_with_default(self):
scheme = versioning.AcceptHeaderVersioning
view = AllowedAndDefaultVersionsView.as_view(versioning_class=scheme)
request = factory.get('/endpoint/', HTTP_ACCEPT='application/json')
response = view(request)
assert response.status_code == status.HTTP_200_OK
assert response.data == {'version': 'v2'}
def test_with_default(self):
scheme = versioning.AcceptHeaderVersioning
view = AllowedAndDefaultVersionsView.as_view(versioning_class=scheme)
request = factory.get('/endpoint/',
HTTP_ACCEPT='application/json; version=v2')
response = view(request)
assert response.status_code == status.HTTP_200_OK
def test_missing_without_default_but_none_allowed(self):
scheme = versioning.AcceptHeaderVersioning
view = AllowedWithNoneVersionsView.as_view(versioning_class=scheme)
request = factory.get('/endpoint/', HTTP_ACCEPT='application/json')
response = view(request)
assert response.status_code == status.HTTP_200_OK
assert response.data == {'version': None}
def test_missing_with_default_and_none_allowed(self):
scheme = versioning.AcceptHeaderVersioning
view = AllowedWithNoneAndDefaultVersionsView.as_view(versioning_class=scheme)
request = factory.get('/endpoint/', HTTP_ACCEPT='application/json')
response = view(request)
assert response.status_code == status.HTTP_200_OK
assert response.data == {'version': 'v2'}
class TestHyperlinkedRelatedField(URLPatternsTestCase, APITestCase):
included = [
path('namespaced/<int:pk>/', dummy_pk_view, name='namespaced'),
]
urlpatterns = [
path('v1/', include((included, 'v1'), namespace='v1')),
path('v2/', include((included, 'v2'), namespace='v2'))
]
def setUp(self):
super().setUp()
class MockQueryset:
def get(self, pk):
return 'object %s' % pk
self.field = serializers.HyperlinkedRelatedField(
view_name='namespaced',
queryset=MockQueryset()
)
request = factory.get('/')
request.versioning_scheme = NamespaceVersioning()
request.version = 'v1'
self.field._context = {'request': request}
def test_bug_2489(self):
assert self.field.to_internal_value('/v1/namespaced/3/') == 'object 3'
with pytest.raises(serializers.ValidationError):
self.field.to_internal_value('/v2/namespaced/3/')
class TestNamespaceVersioningHyperlinkedRelatedFieldScheme(URLPatternsTestCase, APITestCase):
nested = [
path('namespaced/<int:pk>/', dummy_pk_view, name='nested'),
]
included = [
path('namespaced/<int:pk>/', dummy_pk_view, name='namespaced'),
path('nested/', include((nested, 'nested-namespace'), namespace='nested-namespace'))
]
urlpatterns = [
path('v1/', include((included, 'restframeworkv1'), namespace='v1')),
path('v2/', include((included, 'restframeworkv2'), namespace='v2')),
path('non-api/<int:pk>/', dummy_pk_view, name='non-api-view')
]
def _create_field(self, view_name, version):
request = factory.get("/")
request.versioning_scheme = NamespaceVersioning()
request.version = version
field = serializers.HyperlinkedRelatedField(
view_name=view_name,
read_only=True)
field._context = {'request': request}
return field
def test_api_url_is_properly_reversed_with_v1(self):
field = self._create_field('namespaced', 'v1')
assert field.to_representation(PKOnlyObject(3)) == 'http://testserver/v1/namespaced/3/'
def test_api_url_is_properly_reversed_with_v2(self):
field = self._create_field('namespaced', 'v2')
assert field.to_representation(PKOnlyObject(5)) == 'http://testserver/v2/namespaced/5/'
def test_api_url_is_properly_reversed_with_nested(self):
field = self._create_field('nested', 'v1:nested-namespace')
assert field.to_representation(PKOnlyObject(3)) == 'http://testserver/v1/nested/namespaced/3/'
def test_non_api_url_is_properly_reversed_regardless_of_the_version(self):
"""
Regression test for #2711
"""
field = self._create_field('non-api-view', 'v1')
assert field.to_representation(PKOnlyObject(10)) == 'http://testserver/non-api/10/'
field = self._create_field('non-api-view', 'v2')
assert field.to_representation(PKOnlyObject(10)) == 'http://testserver/non-api/10/'
|
