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##############################################################################
#
# Copyright (c) 2001-2008 Zope Foundation and Contributors.
# All Rights Reserved.
#
# This software is subject to the provisions of the Zope Public License,
# Version 2.1 (ZPL). A copy of the ZPL should accompany this distribution.
# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
# FOR A PARTICULAR PURPOSE.
#
##############################################################################
"""This module tests the regular persistent Translation Domain.
"""
import unittest, os
from zope.i18n.translationdomain import TranslationDomain
from zope.i18n.gettextmessagecatalog import GettextMessageCatalog
from zope.i18n.tests.test_itranslationdomain import \
TestITranslationDomain, Environment
from zope.i18nmessageid import MessageFactory
from zope.i18n.interfaces import ITranslationDomain
from .._compat import _u
import zope.component
def testdir():
from zope.i18n import tests
return os.path.dirname(tests.__file__)
class TestGlobalTranslationDomain(unittest.TestCase, TestITranslationDomain):
def setUp(self):
TestITranslationDomain.setUp(self)
def tearDown(self):
TestITranslationDomain.tearDown(self)
def _getTranslationDomain(self):
domain = TranslationDomain('default')
path = testdir()
en_catalog = GettextMessageCatalog('en', 'default',
os.path.join(path, 'en-default.mo'))
de_catalog = GettextMessageCatalog('de', 'default',
os.path.join(path, 'de-default.mo'))
domain.addCatalog(en_catalog)
domain.addCatalog(de_catalog)
return domain
def testNoTargetLanguage(self):
# Having a fallback would interfere with this test
self._domain.setLanguageFallbacks([])
TestITranslationDomain.testNoTargetLanguage(self)
def testSimpleNoTranslate(self):
translate = self._domain.translate
eq = self.assertEqual
# Unset fallback translation languages
self._domain.setLanguageFallbacks([])
# Test that a translation in an unsupported language returns the
# default, if there is no fallback language
eq(translate('short_greeting', target_language='es'), 'short_greeting')
eq(translate('short_greeting', target_language='es',
default='short_greeting'), 'short_greeting')
# Same test, but use the context argument instead of target_language
context = Environment()
eq(translate('short_greeting', context=context), 'short_greeting')
eq(translate('short_greeting', context=context,
default='short_greeting'), 'short_greeting')
def testEmptyStringTranslate(self):
translate = self._domain.translate
self.assertEqual(translate(_u(""), target_language='en'), _u(""))
self.assertEqual(translate(_u(""), target_language='foo'), _u(""))
def testStringTranslate(self):
self.assertEqual(
self._domain.translate(_u("short_greeting"), target_language='en'),
_u("Hello!"))
def testMessageIDTranslate(self):
factory = MessageFactory('default')
translate = self._domain.translate
msgid = factory(_u("short_greeting"), 'default')
self.assertEqual(translate(msgid, target_language='en'), _u("Hello!"))
# MessageID attributes override arguments
msgid = factory('43-not-there', 'this ${that} the other',
mapping={'that': 'THAT'})
self.assertEqual(
translate(msgid, target_language='en', default="default",
mapping={"that": "that"}), "this THAT the other")
def testMessageIDRecursiveTranslate(self):
factory = MessageFactory('default')
translate = self._domain.translate
msgid_sub1 = factory(_u("44-not-there"), '${blue}',
mapping = {'blue': 'BLUE'})
msgid_sub2 = factory(_u("45-not-there"), '${yellow}',
mapping = {'yellow': 'YELLOW'})
mapping = {'color1': msgid_sub1,
'color2': msgid_sub2}
msgid = factory(_u("46-not-there"), 'Color: ${color1}/${color2}',
mapping=mapping)
self.assertEqual(
translate(msgid, target_language='en', default="default"),
"Color: BLUE/YELLOW")
# The recursive translation must not change the mappings
self.assertEqual(msgid.mapping, {'color1': msgid_sub1,
'color2': msgid_sub2})
# A circular reference should not lead to crashes
msgid1 = factory(_u("47-not-there"), 'Message 1 and $msg2',
mapping = {})
msgid2 = factory(_u("48-not-there"), 'Message 2 and $msg1',
mapping = {})
msgid1.mapping['msg2'] = msgid2
msgid2.mapping['msg1'] = msgid1
self.assertRaises(ValueError,
translate, msgid1, None, None, 'en',"default")
# Recusrive translations also work if the original message id wasn't a
# message id but a unicode with a directly passed mapping
self.assertEqual("Color: BLUE/YELLOW",
translate(_u("Color: ${color1}/${color2}"), mapping=mapping,
target_language='en'))
# If we have mapping with a message id from a different domain, make sure
# we use that domain, not ours. If the message domain is not registered yet,
# we should return a defualt translation.
alt_factory = MessageFactory('alt')
msgid_sub = alt_factory(_u("special"), default=_u("oohhh"))
mapping = {'message': msgid_sub}
msgid = factory(_u("46-not-there"), 'Message: ${message}',
mapping=mapping)
# test we get a default with no domain registerd
self.assertEqual(
translate(msgid, target_language='en', default="default"),
"Message: oohhh")
# provide the domain
domain = TranslationDomain('alt')
path = testdir()
en_catalog = GettextMessageCatalog('en', 'alt',
os.path.join(path, 'en-alt.mo'))
domain.addCatalog(en_catalog)
# test that we get the right translation
zope.component.provideUtility(domain, ITranslationDomain, 'alt')
self.assertEqual(
translate(msgid, target_language='en', default="default"),
"Message: Wow")
def testMessageIDTranslateForDifferentDomain(self):
domain = TranslationDomain('alt')
path = testdir()
en_catalog = GettextMessageCatalog('en', 'alt',
os.path.join(path, 'en-alt.mo'))
domain.addCatalog(en_catalog)
zope.component.provideUtility(domain, ITranslationDomain, 'alt')
factory = MessageFactory('alt')
msgid = factory(_u("special"), 'default')
self.assertEqual(
self._domain.translate(msgid, target_language='en'), _u("Wow"))
def testSimpleFallbackTranslation(self):
translate = self._domain.translate
eq = self.assertEqual
# Test that a translation in an unsupported language returns a
# translation in the fallback language (by default, English)
eq(translate('short_greeting', target_language='es'),
_u("Hello!"))
# Same test, but use the context argument instead of target_language
context = Environment()
eq(translate('short_greeting', context=context),
_u("Hello!"))
def testInterpolationWithoutTranslation(self):
translate = self._domain.translate
self.assertEqual(
translate('42-not-there', target_language="en",
default="this ${that} the other",
mapping={"that": "THAT"}),
"this THAT the other")
def test_suite():
suite = unittest.TestSuite()
suite.addTest(unittest.makeSuite(TestGlobalTranslationDomain))
return suite
if __name__ == '__main__':
unittest.main(defaultTest='test_suite')
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