django-rest-framework/tests/test_utils.py

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# -*- coding: utf-8 -*-
from __future__ import unicode_literals
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from django.conf.urls import url
from django.test import TestCase, override_settings
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from rest_framework.routers import SimpleRouter
from rest_framework.serializers import ModelSerializer
from rest_framework.utils import json
from rest_framework.utils.breadcrumbs import get_breadcrumbs
from rest_framework.utils.urls import remove_query_param, replace_query_param
from rest_framework.views import APIView
from rest_framework.viewsets import ModelViewSet
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from tests.models import BasicModel
class Root(APIView):
pass
class ResourceRoot(APIView):
pass
class ResourceInstance(APIView):
pass
class NestedResourceRoot(APIView):
pass
class NestedResourceInstance(APIView):
pass
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class CustomNameResourceInstance(APIView):
def get_view_name(self):
return "Foo"
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class ResourceViewSet(ModelViewSet):
serializer_class = ModelSerializer
queryset = BasicModel.objects.all()
router = SimpleRouter()
router.register(r'resources', ResourceViewSet)
urlpatterns = [
url(r'^$', Root.as_view()),
url(r'^resource/$', ResourceRoot.as_view()),
url(r'^resource/customname$', CustomNameResourceInstance.as_view()),
url(r'^resource/(?P<key>[0-9]+)$', ResourceInstance.as_view()),
url(r'^resource/(?P<key>[0-9]+)/$', NestedResourceRoot.as_view()),
url(r'^resource/(?P<key>[0-9]+)/(?P<other>[A-Za-z]+)$', NestedResourceInstance.as_view()),
]
urlpatterns += router.urls
@override_settings(ROOT_URLCONF='tests.test_utils')
class BreadcrumbTests(TestCase):
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"""
Tests the breadcrumb functionality used by the HTML renderer.
"""
def test_root_breadcrumbs(self):
url = '/'
assert get_breadcrumbs(url) == [('Root', '/')]
def test_resource_root_breadcrumbs(self):
url = '/resource/'
assert get_breadcrumbs(url) == [
('Root', '/'), ('Resource Root', '/resource/')
]
def test_resource_instance_breadcrumbs(self):
url = '/resource/123'
assert get_breadcrumbs(url) == [
('Root', '/'),
('Resource Root', '/resource/'),
('Resource Instance', '/resource/123')
]
def test_resource_instance_customname_breadcrumbs(self):
url = '/resource/customname'
assert get_breadcrumbs(url) == [
('Root', '/'),
('Resource Root', '/resource/'),
('Foo', '/resource/customname')
]
def test_nested_resource_breadcrumbs(self):
url = '/resource/123/'
assert get_breadcrumbs(url) == [
('Root', '/'),
('Resource Root', '/resource/'),
('Resource Instance', '/resource/123'),
('Nested Resource Root', '/resource/123/')
]
def test_nested_resource_instance_breadcrumbs(self):
url = '/resource/123/abc'
assert get_breadcrumbs(url) == [
('Root', '/'),
('Resource Root', '/resource/'),
('Resource Instance', '/resource/123'),
('Nested Resource Root', '/resource/123/'),
('Nested Resource Instance', '/resource/123/abc')
]
def test_broken_url_breadcrumbs_handled_gracefully(self):
url = '/foobar'
assert get_breadcrumbs(url) == [('Root', '/')]
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def test_modelviewset_resource_instance_breadcrumbs(self):
url = '/resources/1/'
assert get_breadcrumbs(url) == [
('Root', '/'),
('Resource List', '/resources/'),
('Resource Instance', '/resources/1/')
]
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class JsonFloatTests(TestCase):
"""
Internaly, wrapped json functions should adhere to strict float handling
"""
def test_dumps(self):
with self.assertRaises(ValueError):
json.dumps(float('inf'))
with self.assertRaises(ValueError):
json.dumps(float('nan'))
def test_loads(self):
with self.assertRaises(ValueError):
json.loads("Infinity")
with self.assertRaises(ValueError):
json.loads("NaN")
@override_settings(STRICT_JSON=False)
class NonStrictJsonFloatTests(JsonFloatTests):
"""
'STRICT_JSON = False' should not somehow affect internal json behavior
"""
class UrlsReplaceQueryParamTests(TestCase):
"""
Tests the replace_query_param functionality.
"""
def test_valid_unicode_preserved(self):
# Encoded string: '查询'
q = '/?q=%E6%9F%A5%E8%AF%A2'
new_key = 'page'
new_value = 2
value = '%E6%9F%A5%E8%AF%A2'
assert new_key in replace_query_param(q, new_key, new_value)
assert value in replace_query_param(q, new_key, new_value)
def test_valid_unicode_replaced(self):
q = '/?page=1'
value = '1'
new_key = 'q'
new_value = '%E6%9F%A5%E8%AF%A2'
assert new_key in replace_query_param(q, new_key, new_value)
assert value in replace_query_param(q, new_key, new_value)
def test_invalid_unicode(self):
# Encoded string: '<27><><script>alert(313)</script>=1'
q = '/e/?%FF%FE%3C%73%63%72%69%70%74%3E%61%6C%65%72%74%28%33%31%33%29%3C%2F%73%63%72%69%70%74%3E=1'
key = 'from'
value = 'login'
assert key in replace_query_param(q, key, value)
class UrlsRemoveQueryParamTests(TestCase):
"""
Tests the remove_query_param functionality.
"""
def test_valid_unicode_preserved(self):
q = '/?q=%E6%9F%A5%E8%AF%A2'
new_key = 'page'
new_value = 2
value = '%E6%9F%A5%E8%AF%A2'
assert new_key in replace_query_param(q, new_key, new_value)
assert value in replace_query_param(q, new_key, new_value)
def test_valid_unicode_removed(self):
q = '/?page=2345&q=%E6%9F%A5%E8%AF%A2'
key = 'page'
value = '2345'
removed_key = 'q'
assert key in remove_query_param(q, removed_key)
assert value in remove_query_param(q, removed_key)
assert '%' not in remove_query_param(q, removed_key)
def test_invalid_unicode(self):
q = '/?from=login&page=2&%FF%FE%3C%73%63%72%69%70%74%3E%61%6C%65%72%74%28%33%31%33%29%3C%2F%73%63%72%69%70%74%3E=1'
key = 'from'
removed_key = 'page'
assert key in remove_query_param(q, removed_key)