2020-08-29 19:17:58 +00:00
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import string
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2016-10-20 17:29:04 +00:00
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import uuid
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from django.core.exceptions import ImproperlyConfigured
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from django.test import SimpleTestCase
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from django.test.utils import override_settings
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2024-02-22 11:04:03 +00:00
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from django.urls import (
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NoReverseMatch,
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Resolver404,
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path,
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re_path,
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register_converter,
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resolve,
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reverse,
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)
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from django.urls.converters import IntConverter
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from django.utils.deprecation import RemovedInDjango60Warning
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2020-11-14 17:25:57 +00:00
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from django.views import View
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2016-10-20 17:29:04 +00:00
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2024-02-22 11:04:03 +00:00
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from .converters import Base64Converter, DynamicConverter
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2016-10-20 17:29:04 +00:00
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from .views import empty_view
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2018-05-26 20:56:17 +00:00
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included_kwargs = {"base": b"hello", "value": b"world"}
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converter_test_data = (
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# ('url', ('url_name', 'app_name', {kwargs})),
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# aGVsbG8= is 'hello' encoded in base64.
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("/base64/aGVsbG8=/", ("base64", "", {"value": b"hello"})),
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(
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"/base64/aGVsbG8=/subpatterns/d29ybGQ=/",
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("subpattern-base64", "", included_kwargs),
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2022-02-03 19:24:19 +00:00
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),
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2018-05-26 20:56:17 +00:00
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(
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"/base64/aGVsbG8=/namespaced/d29ybGQ=/",
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("subpattern-base64", "namespaced-base64", included_kwargs),
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2022-02-03 19:24:19 +00:00
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),
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2018-05-26 20:56:17 +00:00
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)
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2016-10-20 17:29:04 +00:00
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@override_settings(ROOT_URLCONF="urlpatterns.path_urls")
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class SimplifiedURLTests(SimpleTestCase):
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def test_path_lookup_without_parameters(self):
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match = resolve("/articles/2003/")
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self.assertEqual(match.url_name, "articles-2003")
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self.assertEqual(match.args, ())
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self.assertEqual(match.kwargs, {})
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2017-11-02 16:35:41 +00:00
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self.assertEqual(match.route, "articles/2003/")
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2022-03-28 15:56:20 +00:00
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self.assertEqual(match.captured_kwargs, {})
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self.assertEqual(match.extra_kwargs, {})
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2016-10-20 17:29:04 +00:00
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def test_path_lookup_with_typed_parameters(self):
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match = resolve("/articles/2015/")
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self.assertEqual(match.url_name, "articles-year")
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self.assertEqual(match.args, ())
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self.assertEqual(match.kwargs, {"year": 2015})
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2017-11-02 16:35:41 +00:00
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self.assertEqual(match.route, "articles/<int:year>/")
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2022-03-28 15:56:20 +00:00
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self.assertEqual(match.captured_kwargs, {"year": 2015})
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self.assertEqual(match.extra_kwargs, {})
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2016-10-20 17:29:04 +00:00
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2019-08-12 10:53:36 +00:00
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def test_path_lookup_with_multiple_parameters(self):
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2016-10-20 17:29:04 +00:00
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match = resolve("/articles/2015/04/12/")
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self.assertEqual(match.url_name, "articles-year-month-day")
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self.assertEqual(match.args, ())
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self.assertEqual(match.kwargs, {"year": 2015, "month": 4, "day": 12})
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2017-11-02 16:35:41 +00:00
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self.assertEqual(match.route, "articles/<int:year>/<int:month>/<int:day>/")
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2022-03-28 15:56:20 +00:00
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self.assertEqual(match.captured_kwargs, {"year": 2015, "month": 4, "day": 12})
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self.assertEqual(match.extra_kwargs, {})
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def test_path_lookup_with_multiple_parameters_and_extra_kwarg(self):
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match = resolve("/books/2015/04/12/")
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self.assertEqual(match.url_name, "books-year-month-day")
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self.assertEqual(match.args, ())
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self.assertEqual(
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match.kwargs, {"year": 2015, "month": 4, "day": 12, "extra": True}
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)
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self.assertEqual(match.route, "books/<int:year>/<int:month>/<int:day>/")
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self.assertEqual(match.captured_kwargs, {"year": 2015, "month": 4, "day": 12})
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self.assertEqual(match.extra_kwargs, {"extra": True})
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def test_path_lookup_with_extra_kwarg(self):
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match = resolve("/books/2007/")
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self.assertEqual(match.url_name, "books-2007")
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self.assertEqual(match.args, ())
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self.assertEqual(match.kwargs, {"extra": True})
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self.assertEqual(match.route, "books/2007/")
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self.assertEqual(match.captured_kwargs, {})
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self.assertEqual(match.extra_kwargs, {"extra": True})
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2016-10-20 17:29:04 +00:00
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def test_two_variable_at_start_of_path_pattern(self):
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match = resolve("/en/foo/")
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self.assertEqual(match.url_name, "lang-and-path")
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self.assertEqual(match.kwargs, {"lang": "en", "url": "foo"})
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2017-11-02 16:35:41 +00:00
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self.assertEqual(match.route, "<lang>/<path:url>/")
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2022-03-28 15:56:20 +00:00
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self.assertEqual(match.captured_kwargs, {"lang": "en", "url": "foo"})
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self.assertEqual(match.extra_kwargs, {})
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2017-11-02 16:35:41 +00:00
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def test_re_path(self):
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match = resolve("/regex/1/")
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self.assertEqual(match.url_name, "regex")
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self.assertEqual(match.kwargs, {"pk": "1"})
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self.assertEqual(match.route, "^regex/(?P<pk>[0-9]+)/$")
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2022-03-28 15:56:20 +00:00
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self.assertEqual(match.captured_kwargs, {"pk": "1"})
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self.assertEqual(match.extra_kwargs, {})
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2017-11-02 16:35:41 +00:00
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2019-06-21 15:37:41 +00:00
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def test_re_path_with_optional_parameter(self):
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2019-04-24 20:51:47 +00:00
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for url, kwargs in (
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("/regex_optional/1/2/", {"arg1": "1", "arg2": "2"}),
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("/regex_optional/1/", {"arg1": "1"}),
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):
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with self.subTest(url=url):
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match = resolve(url)
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self.assertEqual(match.url_name, "regex_optional")
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self.assertEqual(match.kwargs, kwargs)
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self.assertEqual(
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match.route,
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r"^regex_optional/(?P<arg1>\d+)/(?:(?P<arg2>\d+)/)?",
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)
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2022-03-28 15:56:20 +00:00
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self.assertEqual(match.captured_kwargs, kwargs)
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self.assertEqual(match.extra_kwargs, {})
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2019-06-21 15:37:41 +00:00
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2019-12-06 08:32:51 +00:00
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def test_re_path_with_missing_optional_parameter(self):
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match = resolve("/regex_only_optional/")
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self.assertEqual(match.url_name, "regex_only_optional")
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self.assertEqual(match.kwargs, {})
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self.assertEqual(match.args, ())
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self.assertEqual(
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match.route,
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r"^regex_only_optional/(?:(?P<arg1>\d+)/)?",
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)
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2022-03-28 15:56:20 +00:00
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self.assertEqual(match.captured_kwargs, {})
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self.assertEqual(match.extra_kwargs, {})
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2019-12-06 08:32:51 +00:00
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2017-11-02 16:35:41 +00:00
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def test_path_lookup_with_inclusion(self):
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match = resolve("/included_urls/extra/something/")
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self.assertEqual(match.url_name, "inner-extra")
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self.assertEqual(match.route, "included_urls/extra/<extra>/")
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def test_path_lookup_with_empty_string_inclusion(self):
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match = resolve("/more/99/")
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self.assertEqual(match.url_name, "inner-more")
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self.assertEqual(match.route, r"^more/(?P<extra>\w+)/$")
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2022-03-28 15:56:20 +00:00
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self.assertEqual(match.kwargs, {"extra": "99", "sub-extra": True})
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self.assertEqual(match.captured_kwargs, {"extra": "99"})
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self.assertEqual(match.extra_kwargs, {"sub-extra": True})
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2017-11-02 16:35:41 +00:00
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def test_path_lookup_with_double_inclusion(self):
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match = resolve("/included_urls/more/some_value/")
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self.assertEqual(match.url_name, "inner-more")
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self.assertEqual(match.route, r"included_urls/more/(?P<extra>\w+)/$")
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2016-10-20 17:29:04 +00:00
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def test_path_reverse_without_parameter(self):
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url = reverse("articles-2003")
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self.assertEqual(url, "/articles/2003/")
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def test_path_reverse_with_parameter(self):
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url = reverse(
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"articles-year-month-day", kwargs={"year": 2015, "month": 4, "day": 12}
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)
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self.assertEqual(url, "/articles/2015/4/12/")
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@override_settings(ROOT_URLCONF="urlpatterns.path_base64_urls")
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2018-05-26 20:56:17 +00:00
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def test_converter_resolve(self):
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for url, (url_name, app_name, kwargs) in converter_test_data:
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with self.subTest(url=url):
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match = resolve(url)
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self.assertEqual(match.url_name, url_name)
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self.assertEqual(match.app_name, app_name)
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self.assertEqual(match.kwargs, kwargs)
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2016-10-20 17:29:04 +00:00
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@override_settings(ROOT_URLCONF="urlpatterns.path_base64_urls")
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2018-05-26 20:56:17 +00:00
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def test_converter_reverse(self):
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for expected, (url_name, app_name, kwargs) in converter_test_data:
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if app_name:
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url_name = "%s:%s" % (app_name, url_name)
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with self.subTest(url=url_name):
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url = reverse(url_name, kwargs=kwargs)
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self.assertEqual(url, expected)
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2016-10-20 17:29:04 +00:00
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2018-09-20 18:24:36 +00:00
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@override_settings(ROOT_URLCONF="urlpatterns.path_base64_urls")
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def test_converter_reverse_with_second_layer_instance_namespace(self):
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kwargs = included_kwargs.copy()
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kwargs["last_value"] = b"world"
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url = reverse("instance-ns-base64:subsubpattern-base64", kwargs=kwargs)
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self.assertEqual(url, "/base64/aGVsbG8=/subpatterns/d29ybGQ=/d29ybGQ=/")
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2016-10-20 17:29:04 +00:00
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def test_path_inclusion_is_matchable(self):
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match = resolve("/included_urls/extra/something/")
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self.assertEqual(match.url_name, "inner-extra")
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self.assertEqual(match.kwargs, {"extra": "something"})
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2019-06-17 10:38:04 +00:00
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def test_path_inclusion_is_reversible(self):
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2016-10-20 17:29:04 +00:00
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url = reverse("inner-extra", kwargs={"extra": "something"})
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self.assertEqual(url, "/included_urls/extra/something/")
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2021-12-10 22:23:54 +00:00
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def test_invalid_kwargs(self):
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msg = "kwargs argument must be a dict, but got str."
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with self.assertRaisesMessage(TypeError, msg):
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path("hello/", empty_view, "name")
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with self.assertRaisesMessage(TypeError, msg):
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re_path("^hello/$", empty_view, "name")
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2016-10-20 17:29:04 +00:00
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def test_invalid_converter(self):
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msg = "URL route 'foo/<nonexistent:var>/' uses invalid converter 'nonexistent'."
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with self.assertRaisesMessage(ImproperlyConfigured, msg):
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path("foo/<nonexistent:var>/", empty_view)
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2024-02-22 11:04:03 +00:00
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def test_warning_override_default_converter(self):
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# RemovedInDjango60Warning: when the deprecation ends, replace with
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# msg = "Converter 'int' is already registered."
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# with self.assertRaisesMessage(ValueError, msg):
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msg = (
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"Converter 'int' is already registered. Support for overriding registered "
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"converters is deprecated and will be removed in Django 6.0."
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)
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with self.assertWarnsMessage(RemovedInDjango60Warning, msg):
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register_converter(IntConverter, "int")
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def test_warning_override_converter(self):
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# RemovedInDjango60Warning: when the deprecation ends, replace with
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# msg = "Converter 'base64' is already registered."
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# with self.assertRaisesMessage(ValueError, msg):
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msg = (
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"Converter 'base64' is already registered. Support for overriding "
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"registered converters is deprecated and will be removed in Django 6.0."
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)
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with self.assertWarnsMessage(RemovedInDjango60Warning, msg):
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register_converter(Base64Converter, "base64")
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2021-06-09 05:45:12 +00:00
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def test_invalid_view(self):
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msg = "view must be a callable or a list/tuple in the case of include()."
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with self.assertRaisesMessage(TypeError, msg):
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path("articles/", "invalid_view")
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2020-11-14 17:25:57 +00:00
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def test_invalid_view_instance(self):
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class EmptyCBV(View):
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pass
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msg = "view must be a callable, pass EmptyCBV.as_view(), not EmptyCBV()."
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with self.assertRaisesMessage(TypeError, msg):
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path("foo", EmptyCBV())
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2020-08-29 19:17:58 +00:00
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def test_whitespace_in_route(self):
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msg = (
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"URL route 'space/<int:num>/extra/<str:%stest>' cannot contain "
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"whitespace in angle brackets <…>"
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)
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for whitespace in string.whitespace:
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with self.subTest(repr(whitespace)):
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with self.assertRaisesMessage(ImproperlyConfigured, msg % whitespace):
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path("space/<int:num>/extra/<str:%stest>" % whitespace, empty_view)
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# Whitespaces are valid in paths.
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p = path("space%s/<int:num>/" % string.whitespace, empty_view)
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match = p.resolve("space%s/1/" % string.whitespace)
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self.assertEqual(match.kwargs, {"num": 1})
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2019-08-20 09:53:10 +00:00
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2021-11-29 10:52:03 +00:00
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def test_path_trailing_newlines(self):
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tests = [
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"/articles/2003/\n",
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"/articles/2010/\n",
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"/en/foo/\n",
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"/included_urls/extra/\n",
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"/regex/1/\n",
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"/users/1/\n",
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]
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for url in tests:
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with self.subTest(url=url), self.assertRaises(Resolver404):
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resolve(url)
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2016-10-20 17:29:04 +00:00
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@override_settings(ROOT_URLCONF="urlpatterns.converter_urls")
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class ConverterTests(SimpleTestCase):
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def test_matching_urls(self):
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def no_converter(x):
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return x
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test_data = (
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("int", {"0", "1", "01", 1234567890}, int),
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("str", {"abcxyz"}, no_converter),
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("path", {"allows.ANY*characters"}, no_converter),
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("slug", {"abcxyz-ABCXYZ_01234567890"}, no_converter),
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("uuid", {"39da9369-838e-4750-91a5-f7805cd82839"}, uuid.UUID),
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)
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for url_name, url_suffixes, converter in test_data:
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for url_suffix in url_suffixes:
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url = "/%s/%s/" % (url_name, url_suffix)
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with self.subTest(url=url):
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match = resolve(url)
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self.assertEqual(match.url_name, url_name)
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self.assertEqual(match.kwargs, {url_name: converter(url_suffix)})
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# reverse() works with string parameters.
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string_kwargs = {url_name: url_suffix}
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|
|
|
self.assertEqual(reverse(url_name, kwargs=string_kwargs), url)
|
|
|
|
# reverse() also works with native types (int, UUID, etc.).
|
|
|
|
if converter is not no_converter:
|
|
|
|
# The converted value might be different for int (a
|
|
|
|
# leading zero is lost in the conversion).
|
|
|
|
converted_value = match.kwargs[url_name]
|
|
|
|
converted_url = "/%s/%s/" % (url_name, converted_value)
|
|
|
|
self.assertEqual(
|
|
|
|
reverse(url_name, kwargs={url_name: converted_value}),
|
|
|
|
converted_url,
|
|
|
|
)
|
|
|
|
|
|
|
|
def test_nonmatching_urls(self):
|
|
|
|
test_data = (
|
|
|
|
("int", {"-1", "letters"}),
|
|
|
|
("str", {"", "/"}),
|
|
|
|
("path", {""}),
|
|
|
|
("slug", {"", "stars*notallowed"}),
|
|
|
|
(
|
|
|
|
"uuid",
|
|
|
|
{
|
|
|
|
"",
|
|
|
|
"9da9369-838e-4750-91a5-f7805cd82839",
|
|
|
|
"39da9369-838-4750-91a5-f7805cd82839",
|
|
|
|
"39da9369-838e-475-91a5-f7805cd82839",
|
|
|
|
"39da9369-838e-4750-91a-f7805cd82839",
|
|
|
|
"39da9369-838e-4750-91a5-f7805cd8283",
|
|
|
|
},
|
|
|
|
),
|
|
|
|
)
|
|
|
|
for url_name, url_suffixes in test_data:
|
|
|
|
for url_suffix in url_suffixes:
|
|
|
|
url = "/%s/%s/" % (url_name, url_suffix)
|
|
|
|
with self.subTest(url=url), self.assertRaises(Resolver404):
|
|
|
|
resolve(url)
|
|
|
|
|
|
|
|
|
2019-12-21 18:11:43 +00:00
|
|
|
@override_settings(ROOT_URLCONF="urlpatterns.path_same_name_urls")
|
|
|
|
class SameNameTests(SimpleTestCase):
|
|
|
|
def test_matching_urls_same_name(self):
|
2019-12-21 18:22:18 +00:00
|
|
|
@DynamicConverter.register_to_url
|
|
|
|
def requires_tiny_int(value):
|
|
|
|
if value > 5:
|
|
|
|
raise ValueError
|
|
|
|
return value
|
|
|
|
|
2019-12-21 18:11:43 +00:00
|
|
|
tests = [
|
|
|
|
(
|
|
|
|
"number_of_args",
|
|
|
|
[
|
|
|
|
([], {}, "0/"),
|
|
|
|
([1], {}, "1/1/"),
|
|
|
|
],
|
|
|
|
),
|
|
|
|
(
|
|
|
|
"kwargs_names",
|
|
|
|
[
|
|
|
|
([], {"a": 1}, "a/1/"),
|
|
|
|
([], {"b": 1}, "b/1/"),
|
|
|
|
],
|
|
|
|
),
|
|
|
|
(
|
|
|
|
"converter",
|
|
|
|
[
|
|
|
|
(["a/b"], {}, "path/a/b/"),
|
|
|
|
(["a b"], {}, "str/a%20b/"),
|
|
|
|
(["a-b"], {}, "slug/a-b/"),
|
|
|
|
(["2"], {}, "int/2/"),
|
|
|
|
(
|
|
|
|
["39da9369-838e-4750-91a5-f7805cd82839"],
|
|
|
|
{},
|
|
|
|
"uuid/39da9369-838e-4750-91a5-f7805cd82839/",
|
2022-02-03 19:24:19 +00:00
|
|
|
),
|
|
|
|
],
|
2019-12-21 18:11:43 +00:00
|
|
|
),
|
|
|
|
(
|
|
|
|
"regex",
|
|
|
|
[
|
|
|
|
(["ABC"], {}, "uppercase/ABC/"),
|
|
|
|
(["abc"], {}, "lowercase/abc/"),
|
|
|
|
],
|
|
|
|
),
|
2019-12-21 18:22:18 +00:00
|
|
|
(
|
|
|
|
"converter_to_url",
|
|
|
|
[
|
|
|
|
([6], {}, "int/6/"),
|
|
|
|
([1], {}, "tiny_int/1/"),
|
|
|
|
],
|
|
|
|
),
|
2019-12-21 18:11:43 +00:00
|
|
|
]
|
|
|
|
for url_name, cases in tests:
|
|
|
|
for args, kwargs, url_suffix in cases:
|
|
|
|
expected_url = "/%s/%s" % (url_name, url_suffix)
|
|
|
|
with self.subTest(url=expected_url):
|
|
|
|
self.assertEqual(
|
|
|
|
reverse(url_name, args=args, kwargs=kwargs),
|
|
|
|
expected_url,
|
|
|
|
)
|
|
|
|
|
|
|
|
|
2016-10-20 17:29:04 +00:00
|
|
|
class ParameterRestrictionTests(SimpleTestCase):
|
2020-04-13 08:07:28 +00:00
|
|
|
def test_integer_parameter_name_causes_exception(self):
|
2016-10-20 17:29:04 +00:00
|
|
|
msg = (
|
|
|
|
"URL route 'hello/<int:1>/' uses parameter name '1' which isn't "
|
|
|
|
"a valid Python identifier."
|
|
|
|
)
|
|
|
|
with self.assertRaisesMessage(ImproperlyConfigured, msg):
|
|
|
|
path(r"hello/<int:1>/", lambda r: None)
|
|
|
|
|
2020-04-13 08:07:28 +00:00
|
|
|
def test_non_identifier_parameter_name_causes_exception(self):
|
|
|
|
msg = (
|
|
|
|
"URL route 'b/<int:book.id>/' uses parameter name 'book.id' which "
|
|
|
|
"isn't a valid Python identifier."
|
|
|
|
)
|
|
|
|
with self.assertRaisesMessage(ImproperlyConfigured, msg):
|
|
|
|
path(r"b/<int:book.id>/", lambda r: None)
|
|
|
|
|
2016-10-20 17:29:04 +00:00
|
|
|
def test_allows_non_ascii_but_valid_identifiers(self):
|
|
|
|
# \u0394 is "GREEK CAPITAL LETTER DELTA", a valid identifier.
|
|
|
|
p = path("hello/<str:\u0394>/", lambda r: None)
|
|
|
|
match = p.resolve("hello/1/")
|
|
|
|
self.assertEqual(match.kwargs, {"\u0394": "1"})
|
|
|
|
|
|
|
|
|
|
|
|
@override_settings(ROOT_URLCONF="urlpatterns.path_dynamic_urls")
|
|
|
|
class ConversionExceptionTests(SimpleTestCase):
|
|
|
|
"""How are errors in Converter.to_python() and to_url() handled?"""
|
|
|
|
|
|
|
|
def test_resolve_value_error_means_no_match(self):
|
|
|
|
@DynamicConverter.register_to_python
|
|
|
|
def raises_value_error(value):
|
|
|
|
raise ValueError()
|
2022-02-03 19:24:19 +00:00
|
|
|
|
2016-10-20 17:29:04 +00:00
|
|
|
with self.assertRaises(Resolver404):
|
|
|
|
resolve("/dynamic/abc/")
|
|
|
|
|
2019-02-11 13:55:57 +00:00
|
|
|
def test_resolve_type_error_propagates(self):
|
2016-10-20 17:29:04 +00:00
|
|
|
@DynamicConverter.register_to_python
|
|
|
|
def raises_type_error(value):
|
|
|
|
raise TypeError("This type error propagates.")
|
2022-02-03 19:24:19 +00:00
|
|
|
|
2016-10-20 17:29:04 +00:00
|
|
|
with self.assertRaisesMessage(TypeError, "This type error propagates."):
|
|
|
|
resolve("/dynamic/abc/")
|
|
|
|
|
2019-12-21 18:22:18 +00:00
|
|
|
def test_reverse_value_error_means_no_match(self):
|
2016-10-20 17:29:04 +00:00
|
|
|
@DynamicConverter.register_to_url
|
|
|
|
def raises_value_error(value):
|
2019-12-21 18:22:18 +00:00
|
|
|
raise ValueError
|
2022-02-03 19:24:19 +00:00
|
|
|
|
2019-12-21 18:22:18 +00:00
|
|
|
with self.assertRaises(NoReverseMatch):
|
|
|
|
reverse("dynamic", kwargs={"value": object()})
|
|
|
|
|
|
|
|
def test_reverse_type_error_propagates(self):
|
|
|
|
@DynamicConverter.register_to_url
|
|
|
|
def raises_type_error(value):
|
|
|
|
raise TypeError("This type error propagates.")
|
2022-02-03 19:24:19 +00:00
|
|
|
|
2019-12-21 18:22:18 +00:00
|
|
|
with self.assertRaisesMessage(TypeError, "This type error propagates."):
|
2016-10-20 17:29:04 +00:00
|
|
|
reverse("dynamic", kwargs={"value": object()})
|