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from __future__ import unicode_literals
from django.shortcuts import resolve_url
from django.test import SimpleTestCase, override_settings
from django.urls import NoReverseMatch, reverse_lazy
from django.utils import six
from .models import UnimportantThing
from .urls import some_view
@override_settings(ROOT_URLCONF='resolve_url.urls')
class ResolveUrlTests(SimpleTestCase):
"""
Tests for the resolve_url() function.
"""
def test_url_path(self):
"""
Passing a URL path to resolve_url() results in the same url.
"""
self.assertEqual('/something/', resolve_url('/something/'))
def test_relative_path(self):
"""
Passing a relative URL path to resolve_url() results in the same url.
"""
self.assertEqual('../', resolve_url('../'))
self.assertEqual('../relative/', resolve_url('../relative/'))
self.assertEqual('./', resolve_url('./'))
self.assertEqual('./relative/', resolve_url('./relative/'))
def test_full_url(self):
"""
Passing a full URL to resolve_url() results in the same url.
"""
url = 'http://example.com/'
self.assertEqual(url, resolve_url(url))
def test_model(self):
"""
Passing a model to resolve_url() results in get_absolute_url() being
called on that model instance.
"""
m = UnimportantThing(importance=1)
self.assertEqual(m.get_absolute_url(), resolve_url(m))
def test_view_function(self):
"""
Passing a view function to resolve_url() results in the URL path
mapping to that view name.
"""
resolved_url = resolve_url(some_view)
self.assertEqual('/some-url/', resolved_url)
def test_lazy_reverse(self):
"""
Passing the result of reverse_lazy is resolved to a real URL
string.
"""
resolved_url = resolve_url(reverse_lazy('some-view'))
self.assertIsInstance(resolved_url, six.text_type)
self.assertEqual('/some-url/', resolved_url)
def test_valid_view_name(self):
"""
Passing a view name to resolve_url() results in the URL path mapping
to that view.
"""
resolved_url = resolve_url('some-view')
self.assertEqual('/some-url/', resolved_url)
def test_domain(self):
"""
Passing a domain to resolve_url() returns the same domain.
"""
self.assertEqual(resolve_url('example.com'), 'example.com')
def test_non_view_callable_raises_no_reverse_match(self):
"""
Passing a non-view callable into resolve_url() raises a
NoReverseMatch exception.
"""
with self.assertRaises(NoReverseMatch):
resolve_url(lambda: 'asdf')
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