A somewhat usable and tested version.

[django-ssify.git] / tests / tests / test_locale.py

diff --git a/tests/tests/test_locale.py b/tests/tests/test_locale.py
new file mode 100644 (file)
index 0000000..7cfacc0
--- /dev/null
+++ b/tests/tests/test_locale.py
@@ -0,0 +1,82 @@
+# -*- coding: utf-8 -*-
+# This file is part of django-ssify, licensed under GNU Affero GPLv3 or later.
+# Copyright © Fundacja Nowoczesna Polska. See README.md for more information.
+#
+from __future__ import unicode_literals
+
+from django.conf import settings
+from django.test import Client, TestCase
+from django.test.utils import override_settings
+from django.utils import translation
+from ssify import exceptions
+from ssify.middleware import SsiMiddleware
+
+
+class LocaleTestCase(TestCase):
+    def setUp(self):
+        self.ssi_process_response = SsiMiddleware.process_response
+        SsiMiddleware.process_response = lambda self, req, res: res
+
+    def tearDown(self):
+        SsiMiddleware.process_response = self.ssi_process_response
+
+    def test_locale_middleware(self):
+        index = settings.MIDDLEWARE_CLASSES.index(
+            'ssify.middleware.LocaleMiddleware')
+        stock_middleware = settings.MIDDLEWARE_CLASSES[:index] + \
+            ['django.middleware.locale.LocaleMiddleware'] + \
+            settings.MIDDLEWARE_CLASSES[index + 1:]
+
+        for use_stock_middleware in False, True:
+            for with_lang in False, True:
+                for with_i18n in False, True:
+                    override = {'USE_I18N': with_i18n}
+
+                    if use_stock_middleware:
+                        override['MIDDLEWARE_CLASSES'] = stock_middleware
+
+                    if use_stock_middleware and with_i18n:
+                        expected_vary =  'Accept-Language, Cookie'
+                    else:
+                        expected_vary =  'Accept-Language'
+
+                    if with_lang:
+                        url = '/include_language_with_lang'
+                    else:
+                        url = '/include_language_without_lang'
+
+                    with self.settings(**override):
+                        # Changed USE_I18N, must reload translation mechanism.
+                        translation._trans.__dict__.clear()
+                        response = Client().get(url)
+                        self.assertEqual(
+                            response['Vary'],
+                            expected_vary,
+                            'Wrong Vary with: use_stock_middleware=%s, '
+                            'with_lang=%s, with_i18n=%s; '
+                            'expected: %s, got: %s' % (
+                                use_stock_middleware, with_lang, with_i18n,
+                                expected_vary, response['Vary'])
+                            )
+
+    def test_lang_arg(self):
+        self.assertEqual(
+            self.client.get('/language/uk').content.strip(), b'uk')
+        self.assertEqual(
+            self.client.get('/language').content.strip(), b'pl')
+
+    def test_lang_arg_missing(self):
+        self.assertRaises(
+            exceptions.NoLangFieldError,
+            lambda: self.client.get('/bad_language'))
+
+    def test_locale_middleware_without_session(self):
+        index = settings.MIDDLEWARE_CLASSES.index(
+            'django.contrib.sessions.middleware.SessionMiddleware')
+        middleware = settings.MIDDLEWARE_CLASSES[:index] + \
+            settings.MIDDLEWARE_CLASSES[index + 1:]
+        with self.settings(MIDDLEWARE_CLASSES=middleware):
+            self.assertEqual(
+                self.client.get('/include_language_with_lang')['Vary'],
+                'Accept-Language')
+