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249 lines
10 KiB
Python
249 lines
10 KiB
Python
import gettext as gettext_module
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import os
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import stat
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import unittest
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from io import StringIO
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from pathlib import Path
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from subprocess import run
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from unittest import mock
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from django.core.management import (
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CommandError, call_command, execute_from_command_line,
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)
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from django.core.management.commands.makemessages import (
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Command as MakeMessagesCommand,
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)
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from django.core.management.utils import find_command
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from django.test import SimpleTestCase, override_settings
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from django.test.utils import captured_stderr, captured_stdout
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from django.utils import translation
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from django.utils.translation import gettext
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from .utils import RunInTmpDirMixin, copytree
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has_msgfmt = find_command('msgfmt')
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@unittest.skipUnless(has_msgfmt, 'msgfmt is mandatory for compilation tests')
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class MessageCompilationTests(RunInTmpDirMixin, SimpleTestCase):
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work_subdir = 'commands'
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class PoFileTests(MessageCompilationTests):
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LOCALE = 'es_AR'
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MO_FILE = 'locale/%s/LC_MESSAGES/django.mo' % LOCALE
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MO_FILE_EN = 'locale/en/LC_MESSAGES/django.mo'
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def test_bom_rejection(self):
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stderr = StringIO()
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with self.assertRaisesMessage(CommandError, 'compilemessages generated one or more errors.'):
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call_command('compilemessages', locale=[self.LOCALE], verbosity=0, stderr=stderr)
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self.assertIn('file has a BOM (Byte Order Mark)', stderr.getvalue())
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self.assertFalse(os.path.exists(self.MO_FILE))
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def test_no_write_access(self):
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mo_file_en = Path(self.MO_FILE_EN)
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err_buffer = StringIO()
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# Put file in read-only mode.
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old_mode = mo_file_en.stat().st_mode
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mo_file_en.chmod(stat.S_IREAD)
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# Ensure .po file is more recent than .mo file.
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mo_file_en.with_suffix('.po').touch()
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try:
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with self.assertRaisesMessage(CommandError, 'compilemessages generated one or more errors.'):
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call_command('compilemessages', locale=['en'], stderr=err_buffer, verbosity=0)
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self.assertIn('not writable location', err_buffer.getvalue())
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finally:
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mo_file_en.chmod(old_mode)
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def test_no_compile_when_unneeded(self):
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mo_file_en = Path(self.MO_FILE_EN)
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mo_file_en.touch()
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stdout = StringIO()
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call_command('compilemessages', locale=['en'], stdout=stdout, verbosity=1)
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msg = '%s” is already compiled and up to date.' % mo_file_en.with_suffix('.po')
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self.assertIn(msg, stdout.getvalue())
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class PoFileContentsTests(MessageCompilationTests):
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# Ticket #11240
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LOCALE = 'fr'
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MO_FILE = 'locale/%s/LC_MESSAGES/django.mo' % LOCALE
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def test_percent_symbol_in_po_file(self):
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call_command('compilemessages', locale=[self.LOCALE], verbosity=0)
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self.assertTrue(os.path.exists(self.MO_FILE))
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class MultipleLocaleCompilationTests(MessageCompilationTests):
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MO_FILE_HR = None
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MO_FILE_FR = None
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def setUp(self):
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super().setUp()
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localedir = os.path.join(self.test_dir, 'locale')
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self.MO_FILE_HR = os.path.join(localedir, 'hr/LC_MESSAGES/django.mo')
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self.MO_FILE_FR = os.path.join(localedir, 'fr/LC_MESSAGES/django.mo')
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def test_one_locale(self):
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with override_settings(LOCALE_PATHS=[os.path.join(self.test_dir, 'locale')]):
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call_command('compilemessages', locale=['hr'], verbosity=0)
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self.assertTrue(os.path.exists(self.MO_FILE_HR))
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def test_multiple_locales(self):
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with override_settings(LOCALE_PATHS=[os.path.join(self.test_dir, 'locale')]):
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call_command('compilemessages', locale=['hr', 'fr'], verbosity=0)
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self.assertTrue(os.path.exists(self.MO_FILE_HR))
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self.assertTrue(os.path.exists(self.MO_FILE_FR))
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class ExcludedLocaleCompilationTests(MessageCompilationTests):
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work_subdir = 'exclude'
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MO_FILE = 'locale/%s/LC_MESSAGES/django.mo'
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def setUp(self):
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super().setUp()
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copytree('canned_locale', 'locale')
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def test_command_help(self):
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with captured_stdout(), captured_stderr():
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# `call_command` bypasses the parser; by calling
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# `execute_from_command_line` with the help subcommand we
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# ensure that there are no issues with the parser itself.
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execute_from_command_line(['django-admin', 'help', 'compilemessages'])
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def test_one_locale_excluded(self):
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call_command('compilemessages', exclude=['it'], verbosity=0)
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self.assertTrue(os.path.exists(self.MO_FILE % 'en'))
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self.assertTrue(os.path.exists(self.MO_FILE % 'fr'))
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self.assertFalse(os.path.exists(self.MO_FILE % 'it'))
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def test_multiple_locales_excluded(self):
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call_command('compilemessages', exclude=['it', 'fr'], verbosity=0)
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self.assertTrue(os.path.exists(self.MO_FILE % 'en'))
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self.assertFalse(os.path.exists(self.MO_FILE % 'fr'))
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self.assertFalse(os.path.exists(self.MO_FILE % 'it'))
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def test_one_locale_excluded_with_locale(self):
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call_command('compilemessages', locale=['en', 'fr'], exclude=['fr'], verbosity=0)
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self.assertTrue(os.path.exists(self.MO_FILE % 'en'))
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self.assertFalse(os.path.exists(self.MO_FILE % 'fr'))
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self.assertFalse(os.path.exists(self.MO_FILE % 'it'))
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def test_multiple_locales_excluded_with_locale(self):
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call_command('compilemessages', locale=['en', 'fr', 'it'], exclude=['fr', 'it'], verbosity=0)
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self.assertTrue(os.path.exists(self.MO_FILE % 'en'))
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self.assertFalse(os.path.exists(self.MO_FILE % 'fr'))
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self.assertFalse(os.path.exists(self.MO_FILE % 'it'))
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class IgnoreDirectoryCompilationTests(MessageCompilationTests):
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# Reuse the exclude directory since it contains some locale fixtures.
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work_subdir = 'exclude'
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MO_FILE = '%s/%s/LC_MESSAGES/django.mo'
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CACHE_DIR = Path('cache') / 'locale'
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NESTED_DIR = Path('outdated') / 'v1' / 'locale'
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def setUp(self):
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super().setUp()
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copytree('canned_locale', 'locale')
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copytree('canned_locale', self.CACHE_DIR)
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copytree('canned_locale', self.NESTED_DIR)
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def assertAllExist(self, dir, langs):
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self.assertTrue(all(Path(self.MO_FILE % (dir, lang)).exists() for lang in langs))
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def assertNoneExist(self, dir, langs):
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self.assertTrue(all(Path(self.MO_FILE % (dir, lang)).exists() is False for lang in langs))
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def test_one_locale_dir_ignored(self):
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call_command('compilemessages', ignore=['cache'], verbosity=0)
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self.assertAllExist('locale', ['en', 'fr', 'it'])
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self.assertNoneExist(self.CACHE_DIR, ['en', 'fr', 'it'])
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self.assertAllExist(self.NESTED_DIR, ['en', 'fr', 'it'])
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def test_multiple_locale_dirs_ignored(self):
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call_command('compilemessages', ignore=['cache/locale', 'outdated'], verbosity=0)
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self.assertAllExist('locale', ['en', 'fr', 'it'])
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self.assertNoneExist(self.CACHE_DIR, ['en', 'fr', 'it'])
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self.assertNoneExist(self.NESTED_DIR, ['en', 'fr', 'it'])
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def test_ignores_based_on_pattern(self):
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call_command('compilemessages', ignore=['*/locale'], verbosity=0)
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self.assertAllExist('locale', ['en', 'fr', 'it'])
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self.assertNoneExist(self.CACHE_DIR, ['en', 'fr', 'it'])
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self.assertNoneExist(self.NESTED_DIR, ['en', 'fr', 'it'])
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class CompilationErrorHandling(MessageCompilationTests):
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def test_error_reported_by_msgfmt(self):
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# po file contains wrong po formatting.
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with self.assertRaises(CommandError):
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call_command('compilemessages', locale=['ja'], verbosity=0)
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def test_msgfmt_error_including_non_ascii(self):
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# po file contains invalid msgstr content (triggers non-ascii error content).
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# Make sure the output of msgfmt is unaffected by the current locale.
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env = os.environ.copy()
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env.update({'LANG': 'C'})
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with mock.patch('django.core.management.utils.run', lambda *args, **kwargs: run(*args, env=env, **kwargs)):
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cmd = MakeMessagesCommand()
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if cmd.gettext_version < (0, 18, 3):
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self.skipTest("python-brace-format is a recent gettext addition.")
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stderr = StringIO()
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with self.assertRaisesMessage(CommandError, 'compilemessages generated one or more errors'):
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call_command('compilemessages', locale=['ko'], stdout=StringIO(), stderr=stderr)
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self.assertIn("' cannot start a field name", stderr.getvalue())
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class ProjectAndAppTests(MessageCompilationTests):
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LOCALE = 'ru'
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PROJECT_MO_FILE = 'locale/%s/LC_MESSAGES/django.mo' % LOCALE
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APP_MO_FILE = 'app_with_locale/locale/%s/LC_MESSAGES/django.mo' % LOCALE
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class FuzzyTranslationTest(ProjectAndAppTests):
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def setUp(self):
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super().setUp()
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gettext_module._translations = {} # flush cache or test will be useless
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def test_nofuzzy_compiling(self):
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with override_settings(LOCALE_PATHS=[os.path.join(self.test_dir, 'locale')]):
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call_command('compilemessages', locale=[self.LOCALE], verbosity=0)
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with translation.override(self.LOCALE):
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self.assertEqual(gettext('Lenin'), 'Ленин')
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self.assertEqual(gettext('Vodka'), 'Vodka')
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def test_fuzzy_compiling(self):
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with override_settings(LOCALE_PATHS=[os.path.join(self.test_dir, 'locale')]):
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call_command('compilemessages', locale=[self.LOCALE], fuzzy=True, verbosity=0)
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with translation.override(self.LOCALE):
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self.assertEqual(gettext('Lenin'), 'Ленин')
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self.assertEqual(gettext('Vodka'), 'Водка')
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class AppCompilationTest(ProjectAndAppTests):
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def test_app_locale_compiled(self):
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call_command('compilemessages', locale=[self.LOCALE], verbosity=0)
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self.assertTrue(os.path.exists(self.PROJECT_MO_FILE))
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self.assertTrue(os.path.exists(self.APP_MO_FILE))
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class PathLibLocaleCompilationTests(MessageCompilationTests):
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work_subdir = 'exclude'
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def test_locale_paths_pathlib(self):
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with override_settings(LOCALE_PATHS=[Path(self.test_dir) / 'canned_locale']):
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call_command('compilemessages', locale=['fr'], verbosity=0)
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self.assertTrue(os.path.exists('canned_locale/fr/LC_MESSAGES/django.mo'))
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