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61 lines
2.5 KiB
Python
61 lines
2.5 KiB
Python
import os
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from pathlib import Path
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from unittest import mock
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from django.core.exceptions import ImproperlyConfigured
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from django.test import SimpleTestCase, override_settings
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from django.urls.resolvers import LocaleRegexDescriptor, RegexPattern
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from django.utils import translation
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here = os.path.dirname(os.path.abspath(__file__))
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@override_settings(LOCALE_PATHS=[os.path.join(here, 'translations', 'locale')])
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class LocaleRegexDescriptorTests(SimpleTestCase):
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def setUp(self):
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translation.trans_real._translations = {}
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def tearDown(self):
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translation.trans_real._translations = {}
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def test_translated_regex_compiled_per_language(self):
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provider = RegexPattern(translation.gettext_lazy('^foo/$'))
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with translation.override('de'):
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de_compiled = provider.regex
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# compiled only once per language
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error = AssertionError('tried to compile url regex twice for the same language')
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with mock.patch('django.urls.resolvers.re.compile', side_effect=error):
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de_compiled_2 = provider.regex
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with translation.override('fr'):
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fr_compiled = provider.regex
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self.assertEqual(fr_compiled.pattern, '^foo-fr/$')
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self.assertEqual(de_compiled.pattern, '^foo-de/$')
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self.assertEqual(de_compiled, de_compiled_2)
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def test_nontranslated_regex_compiled_once(self):
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provider = RegexPattern('^foo/$')
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with translation.override('de'):
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de_compiled = provider.regex
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with translation.override('fr'):
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# compiled only once, regardless of language
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error = AssertionError('tried to compile non-translated url regex twice')
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with mock.patch('django.urls.resolvers.re.compile', side_effect=error):
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fr_compiled = provider.regex
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self.assertEqual(de_compiled.pattern, '^foo/$')
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self.assertEqual(fr_compiled.pattern, '^foo/$')
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def test_regex_compile_error(self):
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"""Regex errors are re-raised as ImproperlyConfigured."""
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provider = RegexPattern('*')
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msg = '"*" is not a valid regular expression: nothing to repeat'
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with self.assertRaisesMessage(ImproperlyConfigured, msg):
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provider.regex
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def test_access_locale_regex_descriptor(self):
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self.assertIsInstance(RegexPattern.regex, LocaleRegexDescriptor)
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@override_settings(LOCALE_PATHS=[Path(here) / 'translations' / 'locale'])
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class LocaleRegexDescriptorPathLibTests(LocaleRegexDescriptorTests):
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pass
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