from __future__ import unicode_literals import os from django.core.exceptions import ImproperlyConfigured from django.core.urlresolvers import reverse, clear_url_caches from django.http import HttpResponsePermanentRedirect from django.middleware.locale import LocaleMiddleware from django.test import TestCase from django.test.utils import override_settings from django.template import Template, Context from django.utils._os import upath from django.utils import translation class PermanentRedirectLocaleMiddleWare(LocaleMiddleware): response_redirect_class = HttpResponsePermanentRedirect @override_settings( USE_I18N=True, LOCALE_PATHS=( os.path.join(os.path.dirname(upath(__file__)), 'locale'), ), TEMPLATE_DIRS=( os.path.join(os.path.dirname(upath(__file__)), 'templates'), ), LANGUAGE_CODE='en-us', LANGUAGES=( ('nl', 'Dutch'), ('en', 'English'), ('pt-br', 'Brazilian Portuguese'), ), MIDDLEWARE_CLASSES=( 'django.middleware.locale.LocaleMiddleware', 'django.middleware.common.CommonMiddleware', ), ) class URLTestCaseBase(TestCase): """ TestCase base-class for the URL tests. """ urls = 'i18n.patterns.urls.default' def setUp(self): # Make sure the cache is empty before we are doing our tests. clear_url_caches() def tearDown(self): # Make sure we will leave an empty cache for other testcases. clear_url_caches() class URLPrefixTests(URLTestCaseBase): """ Tests if the `i18n_patterns` is adding the prefix correctly. """ def test_not_prefixed(self): with translation.override('en'): self.assertEqual(reverse('not-prefixed'), '/not-prefixed/') self.assertEqual(reverse('not-prefixed-included-url'), '/not-prefixed-include/foo/') with translation.override('nl'): self.assertEqual(reverse('not-prefixed'), '/not-prefixed/') self.assertEqual(reverse('not-prefixed-included-url'), '/not-prefixed-include/foo/') def test_prefixed(self): with translation.override('en'): self.assertEqual(reverse('prefixed'), '/en/prefixed/') with translation.override('nl'): self.assertEqual(reverse('prefixed'), '/nl/prefixed/') @override_settings(ROOT_URLCONF='i18n.patterns.urls.wrong') def test_invalid_prefix_use(self): self.assertRaises(ImproperlyConfigured, lambda: reverse('account:register')) class URLDisabledTests(URLTestCaseBase): urls = 'i18n.patterns.urls.disabled' @override_settings(USE_I18N=False) def test_prefixed_i18n_disabled(self): with translation.override('en'): self.assertEqual(reverse('prefixed'), '/prefixed/') with translation.override('nl'): self.assertEqual(reverse('prefixed'), '/prefixed/') class PathUnusedTests(URLTestCaseBase): """ Check that if no i18n_patterns is used in root urlconfs, then no language activation happens based on url prefix. """ urls = 'i18n.patterns.urls.path_unused' def test_no_lang_activate(self): response = self.client.get('/nl/foo/') self.assertEqual(response.status_code, 200) self.assertEqual(response['content-language'], 'en') self.assertEqual(response.context['LANGUAGE_CODE'], 'en') class URLTranslationTests(URLTestCaseBase): """ Tests if the pattern-strings are translated correctly (within the `i18n_patterns` and the normal `patterns` function). """ def test_no_prefix_translated(self): with translation.override('en'): self.assertEqual(reverse('no-prefix-translated'), '/translated/') self.assertEqual(reverse('no-prefix-translated-slug', kwargs={'slug': 'yeah'}), '/translated/yeah/') with translation.override('nl'): self.assertEqual(reverse('no-prefix-translated'), '/vertaald/') self.assertEqual(reverse('no-prefix-translated-slug', kwargs={'slug': 'yeah'}), '/vertaald/yeah/') with translation.override('pt-br'): self.assertEqual(reverse('no-prefix-translated'), '/traduzidos/') self.assertEqual(reverse('no-prefix-translated-slug', kwargs={'slug': 'yeah'}), '/traduzidos/yeah/') def test_users_url(self): with translation.override('en'): self.assertEqual(reverse('users'), '/en/users/') with translation.override('nl'): self.assertEqual(reverse('users'), '/nl/gebruikers/') self.assertEqual(reverse('prefixed_xml'), '/nl/prefixed.xml') with translation.override('pt-br'): self.assertEqual(reverse('users'), '/pt-br/usuarios/') class URLNamespaceTests(URLTestCaseBase): """ Tests if the translations are still working within namespaces. """ def test_account_register(self): with translation.override('en'): self.assertEqual(reverse('account:register'), '/en/account/register/') with translation.override('nl'): self.assertEqual(reverse('account:register'), '/nl/profiel/registeren/') class URLRedirectTests(URLTestCaseBase): """ Tests if the user gets redirected to the right URL when there is no language-prefix in the request URL. """ def test_no_prefix_response(self): response = self.client.get('/not-prefixed/') self.assertEqual(response.status_code, 200) def test_en_redirect(self): response = self.client.get('/account/register/', HTTP_ACCEPT_LANGUAGE='en') self.assertRedirects(response, '/en/account/register/') response = self.client.get(response['location']) self.assertEqual(response.status_code, 200) def test_en_redirect_wrong_url(self): response = self.client.get('/profiel/registeren/', HTTP_ACCEPT_LANGUAGE='en') self.assertEqual(response.status_code, 404) def test_nl_redirect(self): response = self.client.get('/profiel/registeren/', HTTP_ACCEPT_LANGUAGE='nl') self.assertRedirects(response, '/nl/profiel/registeren/') response = self.client.get(response['location']) self.assertEqual(response.status_code, 200) def test_nl_redirect_wrong_url(self): response = self.client.get('/account/register/', HTTP_ACCEPT_LANGUAGE='nl') self.assertEqual(response.status_code, 404) def test_pt_br_redirect(self): response = self.client.get('/conta/registre-se/', HTTP_ACCEPT_LANGUAGE='pt-br') self.assertRedirects(response, '/pt-br/conta/registre-se/') response = self.client.get(response['location']) self.assertEqual(response.status_code, 200) def test_pl_pl_redirect(self): # language from outside of the supported LANGUAGES list response = self.client.get('/account/register/', HTTP_ACCEPT_LANGUAGE='pl-pl') self.assertRedirects(response, '/en/account/register/') response = self.client.get(response['location']) self.assertEqual(response.status_code, 200) @override_settings( MIDDLEWARE_CLASSES=( 'i18n.patterns.tests.PermanentRedirectLocaleMiddleWare', 'django.middleware.common.CommonMiddleware', ), ) def test_custom_redirect_class(self): response = self.client.get('/account/register/', HTTP_ACCEPT_LANGUAGE='en') self.assertRedirects(response, '/en/account/register/', 301) class URLVaryAcceptLanguageTests(URLTestCaseBase): """ Tests that 'Accept-Language' is not added to the Vary header when using prefixed URLs. """ def test_no_prefix_response(self): response = self.client.get('/not-prefixed/') self.assertEqual(response.status_code, 200) self.assertEqual(response.get('Vary'), 'Accept-Language') def test_en_redirect(self): response = self.client.get('/account/register/', HTTP_ACCEPT_LANGUAGE='en') self.assertRedirects(response, '/en/account/register/') self.assertFalse(response.get('Vary')) response = self.client.get(response['location']) self.assertEqual(response.status_code, 200) self.assertFalse(response.get('Vary')) class URLRedirectWithoutTrailingSlashTests(URLTestCaseBase): """ Tests the redirect when the requested URL doesn't end with a slash (`settings.APPEND_SLASH=True`). """ def test_not_prefixed_redirect(self): response = self.client.get('/not-prefixed', HTTP_ACCEPT_LANGUAGE='en') self.assertRedirects(response, '/not-prefixed/', 301) def test_en_redirect(self): response = self.client.get('/account/register', HTTP_ACCEPT_LANGUAGE='en', follow=True) # target status code of 301 because of CommonMiddleware redirecting self.assertIn(('http://testserver/en/account/register/', 301), response.redirect_chain) self.assertRedirects(response, '/en/account/register/', 302) response = self.client.get('/prefixed.xml', HTTP_ACCEPT_LANGUAGE='en', follow=True) self.assertRedirects(response, '/en/prefixed.xml', 302) class URLRedirectWithoutTrailingSlashSettingTests(URLTestCaseBase): """ Tests the redirect when the requested URL doesn't end with a slash (`settings.APPEND_SLASH=False`). """ @override_settings(APPEND_SLASH=False) def test_not_prefixed_redirect(self): response = self.client.get('/not-prefixed', HTTP_ACCEPT_LANGUAGE='en') self.assertEqual(response.status_code, 404) @override_settings(APPEND_SLASH=False) def test_en_redirect(self): response = self.client.get('/account/register-without-slash', HTTP_ACCEPT_LANGUAGE='en') self.assertRedirects(response, '/en/account/register-without-slash', 302) response = self.client.get(response['location']) self.assertEqual(response.status_code, 200) class URLResponseTests(URLTestCaseBase): """ Tests if the response has the right language-code. """ def test_not_prefixed_with_prefix(self): response = self.client.get('/en/not-prefixed/') self.assertEqual(response.status_code, 404) def test_en_url(self): response = self.client.get('/en/account/register/') self.assertEqual(response.status_code, 200) self.assertEqual(response['content-language'], 'en') self.assertEqual(response.context['LANGUAGE_CODE'], 'en') def test_nl_url(self): response = self.client.get('/nl/profiel/registeren/') self.assertEqual(response.status_code, 200) self.assertEqual(response['content-language'], 'nl') self.assertEqual(response.context['LANGUAGE_CODE'], 'nl') def test_wrong_en_prefix(self): response = self.client.get('/en/profiel/registeren/') self.assertEqual(response.status_code, 404) def test_wrong_nl_prefix(self): response = self.client.get('/nl/account/register/') self.assertEqual(response.status_code, 404) def test_pt_br_url(self): response = self.client.get('/pt-br/conta/registre-se/') self.assertEqual(response.status_code, 200) self.assertEqual(response['content-language'], 'pt-br') self.assertEqual(response.context['LANGUAGE_CODE'], 'pt-br') class URLTagTests(URLTestCaseBase): """ Test if the language tag works. """ def test_strings_only(self): t = Template("""{% load i18n %} {% language 'nl' %}{% url 'no-prefix-translated' %}{% endlanguage %} {% language 'pt-br' %}{% url 'no-prefix-translated' %}{% endlanguage %}""") self.assertEqual(t.render(Context({})).strip().split(), ['/vertaald/', '/traduzidos/']) def test_context(self): ctx = Context({'lang1': 'nl', 'lang2': 'pt-br'}) tpl = Template("""{% load i18n %} {% language lang1 %}{% url 'no-prefix-translated' %}{% endlanguage %} {% language lang2 %}{% url 'no-prefix-translated' %}{% endlanguage %}""") self.assertEqual(tpl.render(ctx).strip().split(), ['/vertaald/', '/traduzidos/']) def test_args(self): tpl = Template("""{% load i18n %} {% language 'nl' %}{% url 'no-prefix-translated-slug' 'apo' %}{% endlanguage %} {% language 'pt-br' %}{% url 'no-prefix-translated-slug' 'apo' %}{% endlanguage %}""") self.assertEqual(tpl.render(Context({})).strip().split(), ['/vertaald/apo/', '/traduzidos/apo/']) def test_kwargs(self): tpl = Template("""{% load i18n %} {% language 'nl' %}{% url 'no-prefix-translated-slug' slug='apo' %}{% endlanguage %} {% language 'pt-br' %}{% url 'no-prefix-translated-slug' slug='apo' %}{% endlanguage %}""") self.assertEqual(tpl.render(Context({})).strip().split(), ['/vertaald/apo/', '/traduzidos/apo/'])