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from __future__ import absolute_import, division, print_function
import datetime
import os
import shutil
import tempfile
import tornado.locale
from tornado.escape import utf8, to_unicode
from tornado.test.util import unittest, skipOnAppEngine
from tornado.util import unicode_type
class TranslationLoaderTest(unittest.TestCase):
# TODO: less hacky way to get isolated tests
SAVE_VARS = ['_translations', '_supported_locales', '_use_gettext']
def clear_locale_cache(self):
if hasattr(tornado.locale.Locale, '_cache'):
del tornado.locale.Locale._cache
def setUp(self):
self.saved = {}
for var in TranslationLoaderTest.SAVE_VARS:
self.saved[var] = getattr(tornado.locale, var)
self.clear_locale_cache()
def tearDown(self):
for k, v in self.saved.items():
setattr(tornado.locale, k, v)
self.clear_locale_cache()
def test_csv(self):
tornado.locale.load_translations(
os.path.join(os.path.dirname(__file__), 'csv_translations'))
locale = tornado.locale.get("fr_FR")
self.assertTrue(isinstance(locale, tornado.locale.CSVLocale))
self.assertEqual(locale.translate("school"), u"\u00e9cole")
# tempfile.mkdtemp is not available on app engine.
@skipOnAppEngine
def test_csv_bom(self):
with open(os.path.join(os.path.dirname(__file__), 'csv_translations',
'fr_FR.csv'), 'rb') as f:
char_data = to_unicode(f.read())
# Re-encode our input data (which is utf-8 without BOM) in
# encodings that use the BOM and ensure that we can still load
# it. Note that utf-16-le and utf-16-be do not write a BOM,
# so we only test whichver variant is native to our platform.
for encoding in ['utf-8-sig', 'utf-16']:
tmpdir = tempfile.mkdtemp()
try:
with open(os.path.join(tmpdir, 'fr_FR.csv'), 'wb') as f:
f.write(char_data.encode(encoding))
tornado.locale.load_translations(tmpdir)
locale = tornado.locale.get('fr_FR')
self.assertIsInstance(locale, tornado.locale.CSVLocale)
self.assertEqual(locale.translate("school"), u"\u00e9cole")
finally:
shutil.rmtree(tmpdir)
def test_gettext(self):
tornado.locale.load_gettext_translations(
os.path.join(os.path.dirname(__file__), 'gettext_translations'),
"tornado_test")
locale = tornado.locale.get("fr_FR")
self.assertTrue(isinstance(locale, tornado.locale.GettextLocale))
self.assertEqual(locale.translate("school"), u"\u00e9cole")
self.assertEqual(locale.pgettext("law", "right"), u"le droit")
self.assertEqual(locale.pgettext("good", "right"), u"le bien")
self.assertEqual(locale.pgettext("organization", "club", "clubs", 1), u"le club")
self.assertEqual(locale.pgettext("organization", "club", "clubs", 2), u"les clubs")
self.assertEqual(locale.pgettext("stick", "club", "clubs", 1), u"le b\xe2ton")
self.assertEqual(locale.pgettext("stick", "club", "clubs", 2), u"les b\xe2tons")
class LocaleDataTest(unittest.TestCase):
def test_non_ascii_name(self):
name = tornado.locale.LOCALE_NAMES['es_LA']['name']
self.assertTrue(isinstance(name, unicode_type))
self.assertEqual(name, u'Espa\u00f1ol')
self.assertEqual(utf8(name), b'Espa\xc3\xb1ol')
class EnglishTest(unittest.TestCase):
def test_format_date(self):
locale = tornado.locale.get('en_US')
date = datetime.datetime(2013, 4, 28, 18, 35)
self.assertEqual(locale.format_date(date, full_format=True),
'April 28, 2013 at 6:35 pm')
now = datetime.datetime.utcnow()
self.assertEqual(locale.format_date(now - datetime.timedelta(seconds=2), full_format=False),
'2 seconds ago')
self.assertEqual(locale.format_date(now - datetime.timedelta(minutes=2), full_format=False),
'2 minutes ago')
self.assertEqual(locale.format_date(now - datetime.timedelta(hours=2), full_format=False),
'2 hours ago')
self.assertEqual(locale.format_date(now - datetime.timedelta(days=1),
full_format=False, shorter=True), 'yesterday')
date = now - datetime.timedelta(days=2)
self.assertEqual(locale.format_date(date, full_format=False, shorter=True),
locale._weekdays[date.weekday()])
date = now - datetime.timedelta(days=300)
self.assertEqual(locale.format_date(date, full_format=False, shorter=True),
'%s %d' % (locale._months[date.month - 1], date.day))
date = now - datetime.timedelta(days=500)
self.assertEqual(locale.format_date(date, full_format=False, shorter=True),
'%s %d, %d' % (locale._months[date.month - 1], date.day, date.year))
def test_friendly_number(self):
locale = tornado.locale.get('en_US')
self.assertEqual(locale.friendly_number(1000000), '1,000,000')
def test_list(self):
locale = tornado.locale.get('en_US')
self.assertEqual(locale.list([]), '')
self.assertEqual(locale.list(['A']), 'A')
self.assertEqual(locale.list(['A', 'B']), 'A and B')
self.assertEqual(locale.list(['A', 'B', 'C']), 'A, B and C')
def test_format_day(self):
locale = tornado.locale.get('en_US')
date = datetime.datetime(2013, 4, 28, 18, 35)
self.assertEqual(locale.format_day(date=date, dow=True), 'Sunday, April 28')
self.assertEqual(locale.format_day(date=date, dow=False), 'April 28')