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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
import 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
import zope.component
testdir = os.path.dirname(__file__)
en_file = os.path.join(testdir, 'en-default.mo')
de_file = os.path.join(testdir, 'de-default.mo')
class TestGlobalTranslationDomain(TestITranslationDomain, unittest.TestCase):
def _getTranslationDomain(self):
domain = TranslationDomain('default')
en_catalog = GettextMessageCatalog('en', 'default',
en_file)
de_catalog = GettextMessageCatalog('de', 'default',
de_file)
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")
# Recursive 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
# default 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 registered
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_getCatalogInfos(self):
cats = self._domain.getCatalogsInfo()
self.assertEqual(
cats,
{'en': [en_file],
'de': [de_file]})
def test_releoadCatalogs(self):
# It uses the keys we pass
# so this does nothing
self._domain.reloadCatalogs(())
# The catalogNames, somewhat confusingly, are
# the paths to the files.
self._domain.reloadCatalogs((en_file, de_file))
with self.assertRaises(KeyError):
self._domain.reloadCatalogs(('dne',))
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