[1.2.X] Migrated urlpatterns_reverse doctests. Thanks to Stephan Jaekel.

"""

Unit tests for reverse URL lookups.

"""

__test__ = {'API_TESTS': """

RegexURLResolver should raise an exception when no urlpatterns exist.

>>> from django.core.urlresolvers import RegexURLResolver

>>> no_urls = 'regressiontests.urlpatterns_reverse.no_urls'

>>> resolver = RegexURLResolver(r'^$', no_urls)

>>> resolver.url_patterns

Traceback (most recent call last):

...

ImproperlyConfigured: The included urlconf regressiontests.urlpatterns_reverse.no_urls doesn't have any patterns in it

"""}

import unittest

from django.conf import settings

)

class NoURLPatternsTests(TestCase):

    urls = 'regressiontests.urlpatterns_reverse.no_urls'

    def assertRaisesErrorWithMessage(self, error, message, callable,

        *args, **kwargs):

        self.assertRaises(error, callable, *args, **kwargs)

        try:

            callable(*args, **kwargs)

        except error, e:

            self.assertEqual(message, str(e))

    def test_no_urls_exception(self):

        """

        RegexURLResolver should raise an exception when no urlpatterns exist.

        """

        resolver = RegexURLResolver(r'^$', self.urls)

        self.assertRaisesErrorWithMessage(ImproperlyConfigured,

            "The included urlconf regressiontests.urlpatterns_reverse.no_urls "\

            "doesn't have any patterns in it", getattr, resolver, 'url_patterns')

class URLPatternReverse(TestCase):

    urls = 'regressiontests.urlpatterns_reverse.urls'