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# Copyright (C) 2011 Canonical Ltd
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
"""Tests for bzrlib.i18n"""
from bzrlib import (
i18n,
tests,
errors,
workingtree,
)
class ZzzTranslations(object):
"""Special Zzz translation for debugging i18n stuff.
This class can be used to confirm that the message is properly translated
during black box tests.
"""
_null_translation = i18n._gettext.NullTranslations()
def zzz(self, s):
return u'zz\xe5{{%s}}' % s
def ugettext(self, s):
return self.zzz(self._null_translation.ugettext(s))
def ungettext(self, s, p, n):
return self.zzz(self._null_translation.ungettext(s, p, n))
class TestZzzTranslation(tests.TestCase):
def _check_exact(self, expected, source):
self.assertEqual(expected, source)
self.assertEqual(type(expected), type(source))
def test_translation(self):
trans = ZzzTranslations()
t = trans.zzz('msg')
self._check_exact(u'zz\xe5{{msg}}', t)
t = trans.ugettext('msg')
self._check_exact(u'zz\xe5{{msg}}', t)
t = trans.ungettext('msg1', 'msg2', 0)
self._check_exact(u'zz\xe5{{msg2}}', t)
t = trans.ungettext('msg1', 'msg2', 2)
self._check_exact(u'zz\xe5{{msg2}}', t)
t = trans.ungettext('msg1', 'msg2', 1)
self._check_exact(u'zz\xe5{{msg1}}', t)
class TestGetText(tests.TestCase):
def setUp(self):
super(TestGetText, self).setUp()
self.overrideAttr(i18n, '_translations', ZzzTranslations())
def test_oneline(self):
self.assertEqual(u"zz\xe5{{spam ham eggs}}",
i18n.gettext("spam ham eggs"))
def test_multiline(self):
self.assertEqual(u"zz\xe5{{spam\nham\n\neggs\n}}",
i18n.gettext("spam\nham\n\neggs\n"))
class TestGetTextPerParagraph(tests.TestCase):
def setUp(self):
super(TestGetTextPerParagraph, self).setUp()
self.overrideAttr(i18n, '_translations', ZzzTranslations())
def test_oneline(self):
self.assertEqual(u"zz\xe5{{spam ham eggs}}",
i18n.gettext_per_paragraph("spam ham eggs"))
def test_multiline(self):
self.assertEqual(u"zz\xe5{{spam\nham}}\n\nzz\xe5{{eggs\n}}",
i18n.gettext_per_paragraph("spam\nham\n\neggs\n"))
class TestInstall(tests.TestCase):
def setUp(self):
super(TestInstall, self).setUp()
# Restore a proper env to test translation installation
self.overrideAttr(i18n, '_translations', None)
def test_custom_languages(self):
i18n.install('nl:fy')
# Whether we found a valid tranlsation or not doesn't matter, we got
# one and _translations is not None anymore.
self.assertIsInstance(i18n._translations,
i18n._gettext.NullTranslations)
def test_no_env_variables(self):
self.overrideEnv('LANGUAGE', None)
self.overrideEnv('LC_ALL', None)
self.overrideEnv('LC_MESSAGES', None)
self.overrideEnv('LANG', None)
i18n.install()
# Whether we found a valid tranlsation or not doesn't matter, we got
# one and _translations is not None anymore.
self.assertIsInstance(i18n._translations,
i18n._gettext.NullTranslations)
def test_disable_i18n(self):
i18n.disable_i18n()
i18n.install()
# It's disabled, you can't install anything and we fallback to null
self.assertIsInstance(i18n._translations,
i18n._gettext.NullTranslations)
class TestTranslate(tests.TestCaseWithTransport):
def setUp(self):
super(TestTranslate, self).setUp()
self.overrideAttr(i18n, '_translations', ZzzTranslations())
def test_error_message_translation(self):
"""do errors get translated?"""
err = None
tree = self.make_branch_and_tree('.')
try:
workingtree.WorkingTree.open('./foo')
except errors.NotBranchError,e:
err = str(e)
self.assertContainsRe(err,
u"zz\xe5{{Not a branch: .*}}".encode("utf-8"))
def test_topic_help_translation(self):
"""does topic help get translated?"""
from bzrlib import help
from StringIO import StringIO
out = StringIO()
help.help("authentication", out)
self.assertContainsRe(out.getvalue(), "zz\xe5{{Authentication Settings")
class LoadPluginTranslations(tests.TestCase):
def test_does_not_exist(self):
translation = i18n.load_plugin_translations("doesnotexist")
self.assertEquals("foo", translation.gettext("foo"))
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