Fixed #27685 -- Added watchman support to the autoreloader.

Removed support for pyinotify (refs #9722).

1 files changed, 68 insertions, 0 deletions

diff --git a/tests/i18n/tests.py b/tests/i18n/tests.py
index 7b54089cf2..2377c8992e 100644
--- a/tests/i18n/tests.py
+++ b/tests/i18n/tests.py
@@ -7,9 +7,12 @@ import re
 import tempfile
 from contextlib import contextmanager
 from importlib import import_module
+from pathlib import Path
 from threading import local
 from unittest import mock
 
+import _thread
+
 from django import forms
 from django.apps import AppConfig
 from django.conf import settings
@@ -33,6 +36,9 @@ from django.utils.translation import (
     npgettext, npgettext_lazy, pgettext, to_language, to_locale, trans_null,
     trans_real, ugettext, ugettext_lazy, ungettext, ungettext_lazy,
 )
+from django.utils.translation.reloader import (
+    translation_file_changed, watch_for_translation_changes,
+)
 
 from .forms import CompanyForm, I18nForm, SelectDateForm
 from .models import Company, TestModel
@@ -1790,3 +1796,65 @@ class NonDjangoLanguageTests(SimpleTestCase):
     def test_plural_non_django_language(self):
         self.assertEqual(get_language(), 'xyz')
         self.assertEqual(ngettext('year', 'years', 2), 'years')
+
+
+@override_settings(USE_I18N=True)
+class WatchForTranslationChangesTests(SimpleTestCase):
+    @override_settings(USE_I18N=False)
+    def test_i18n_disabled(self):
+        mocked_sender = mock.MagicMock()
+        watch_for_translation_changes(mocked_sender)
+        mocked_sender.watch_dir.assert_not_called()
+
+    def test_i18n_enabled(self):
+        mocked_sender = mock.MagicMock()
+        watch_for_translation_changes(mocked_sender)
+        self.assertGreater(mocked_sender.watch_dir.call_count, 1)
+
+    def test_i18n_locale_paths(self):
+        mocked_sender = mock.MagicMock()
+        with tempfile.TemporaryDirectory() as app_dir:
+            with self.settings(LOCALE_PATHS=[app_dir]):
+                watch_for_translation_changes(mocked_sender)
+            mocked_sender.watch_dir.assert_any_call(Path(app_dir), '**/*.mo')
+
+    def test_i18n_app_dirs(self):
+        mocked_sender = mock.MagicMock()
+        with self.settings(INSTALLED_APPS=['tests.i18n.sampleproject']):
+            watch_for_translation_changes(mocked_sender)
+        project_dir = Path(__file__).parent / 'sampleproject' / 'locale'
+        mocked_sender.watch_dir.assert_any_call(project_dir, '**/*.mo')
+
+    def test_i18n_local_locale(self):
+        mocked_sender = mock.MagicMock()
+        watch_for_translation_changes(mocked_sender)
+        locale_dir = Path(__file__).parent / 'locale'
+        mocked_sender.watch_dir.assert_any_call(locale_dir, '**/*.mo')
+
+
+class TranslationFileChangedTests(SimpleTestCase):
+    def setUp(self):
+        self.gettext_translations = gettext_module._translations.copy()
+        self.trans_real_translations = trans_real._translations.copy()
+
+    def tearDown(self):
+        gettext._translations = self.gettext_translations
+        trans_real._translations = self.trans_real_translations
+
+    def test_ignores_non_mo_files(self):
+        gettext_module._translations = {'foo': 'bar'}
+        path = Path('test.py')
+        self.assertIsNone(translation_file_changed(None, path))
+        self.assertEqual(gettext_module._translations, {'foo': 'bar'})
+
+    def test_resets_cache_with_mo_files(self):
+        gettext_module._translations = {'foo': 'bar'}
+        trans_real._translations = {'foo': 'bar'}
+        trans_real._default = 1
+        trans_real._active = False
+        path = Path('test.mo')
+        self.assertIs(translation_file_changed(None, path), True)
+        self.assertEqual(gettext_module._translations, {})
+        self.assertEqual(trans_real._translations, {})
+        self.assertIsNone(trans_real._default)
+        self.assertIsInstance(trans_real._active, _thread._local)