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  • Committer: Jelmer Vernooij
  • Date: 2020-04-05 19:11:34 UTC
  • mto: (7490.7.16 work)
  • mto: This revision was merged to the branch mainline in revision 7501.
  • Revision ID: jelmer@jelmer.uk-20200405191134-0aebh8ikiwygxma5
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breezy/tests/test_i18n.py
 
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# Copyright (C) 2011, 2016 Canonical Ltd
 
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#
 
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# This program is free software; you can redistribute it and/or modify
 
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# it under the terms of the GNU General Public License as published by
 
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# the Free Software Foundation; either version 2 of the License, or
 
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# (at your option) any later version.
 
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#
 
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# This program is distributed in the hope that it will be useful,
 
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
 
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
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# GNU General Public License for more details.
 
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#
 
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# You should have received a copy of the GNU General Public License
 
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# along with this program; if not, write to the Free Software
 
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 
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"""Tests for breezy.i18n"""
 
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import io
 
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from .. import (
 
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    i18n,
 
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    tests,
 
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    errors,
 
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    workingtree,
 
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    )
 
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from ..sixish import PY3
 
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class ZzzTranslations(object):
 
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    """Special Zzz translation for debugging i18n stuff.
 
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    This class can be used to confirm that the message is properly translated
 
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    during black box tests.
 
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    """
 
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    _null_translation = i18n._gettext.NullTranslations()
 
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    def zzz(self, s):
 
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        return u'zz\xe5{{%s}}' % s
 
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    def gettext(self, s):
 
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        return self.zzz(self._null_translation.gettext(s))
 
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    def ngettext(self, s, p, n):
 
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        return self.zzz(self._null_translation.ngettext(s, p, n))
 
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    def ugettext(self, s):
 
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        return self.zzz(self._null_translation.ugettext(s))
 
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    def ungettext(self, s, p, n):
 
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        return self.zzz(self._null_translation.ungettext(s, p, n))
 
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class TestZzzTranslation(tests.TestCase):
 
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    def _check_exact(self, expected, source):
 
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        self.assertEqual(expected, source)
 
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        self.assertEqual(type(expected), type(source))
 
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    def test_translation(self):
 
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        trans = ZzzTranslations()
 
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        t = trans.zzz('msg')
 
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        self._check_exact(u'zz\xe5{{msg}}', t)
 
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        if PY3:
 
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            t = trans.gettext('msg')
 
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            self._check_exact(u'zz\xe5{{msg}}', t)
 
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            t = trans.ngettext('msg1', 'msg2', 0)
 
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            self._check_exact(u'zz\xe5{{msg2}}', t)
 
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            t = trans.ngettext('msg1', 'msg2', 2)
 
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            self._check_exact(u'zz\xe5{{msg2}}', t)
 
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            t = trans.ngettext('msg1', 'msg2', 1)
 
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            self._check_exact(u'zz\xe5{{msg1}}', t)
 
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        else:
 
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            t = trans.ugettext('msg')
 
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            self._check_exact(u'zz\xe5{{msg}}', t)
 
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            t = trans.ungettext('msg1', 'msg2', 0)
 
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            self._check_exact(u'zz\xe5{{msg2}}', t)
 
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            t = trans.ungettext('msg1', 'msg2', 2)
 
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            self._check_exact(u'zz\xe5{{msg2}}', t)
 
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            t = trans.ungettext('msg1', 'msg2', 1)
 
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            self._check_exact(u'zz\xe5{{msg1}}', t)
 
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class TestGetText(tests.TestCase):
 
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    def setUp(self):
 
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        super(TestGetText, self).setUp()
 
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        self.overrideAttr(i18n, '_translations', ZzzTranslations())
 
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    def test_oneline(self):
 
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        self.assertEqual(u"zz\xe5{{spam ham eggs}}",
 
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                         i18n.gettext("spam ham eggs"))
 
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    def test_multiline(self):
 
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        self.assertEqual(u"zz\xe5{{spam\nham\n\neggs\n}}",
 
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                         i18n.gettext("spam\nham\n\neggs\n"))
 
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class TestGetTextPerParagraph(tests.TestCase):
 
106
 
 
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    def setUp(self):
 
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        super(TestGetTextPerParagraph, self).setUp()
 
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        self.overrideAttr(i18n, '_translations', ZzzTranslations())
 
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    def test_oneline(self):
 
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        self.assertEqual(u"zz\xe5{{spam ham eggs}}",
 
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                         i18n.gettext_per_paragraph("spam ham eggs"))
 
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    def test_multiline(self):
 
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        self.assertEqual(u"zz\xe5{{spam\nham}}\n\nzz\xe5{{eggs\n}}",
 
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                         i18n.gettext_per_paragraph("spam\nham\n\neggs\n"))
 
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class TestInstall(tests.TestCase):
 
121
 
 
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    def setUp(self):
 
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        super(TestInstall, self).setUp()
 
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        # Restore a proper env to test translation installation
 
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        self.overrideAttr(i18n, '_translations', None)
 
126
 
 
127
    def test_custom_languages(self):
 
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        i18n.install('nl:fy')
 
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        # Whether we found a valid tranlsation or not doesn't matter, we got
 
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        # one and _translations is not None anymore.
 
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        self.assertIsInstance(i18n._translations,
 
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                              i18n._gettext.NullTranslations)
 
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    def test_no_env_variables(self):
 
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        self.overrideEnv('LANGUAGE', None)
 
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        self.overrideEnv('LC_ALL', None)
 
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        self.overrideEnv('LC_MESSAGES', None)
 
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        self.overrideEnv('LANG', None)
 
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        i18n.install()
 
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        # Whether we found a valid tranlsation or not doesn't matter, we got
 
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        # one and _translations is not None anymore.
 
142
        self.assertIsInstance(i18n._translations,
 
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                              i18n._gettext.NullTranslations)
 
144
 
 
145
    def test_disable_i18n(self):
 
146
        i18n.disable_i18n()
 
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        i18n.install()
 
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        # It's disabled, you can't install anything and we fallback to null
 
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        self.assertIsInstance(i18n._translations,
 
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                              i18n._gettext.NullTranslations)
 
151
 
 
152
 
 
153
class TestTranslate(tests.TestCaseWithTransport):
 
154
 
 
155
    def setUp(self):
 
156
        super(TestTranslate, self).setUp()
 
157
        self.overrideAttr(i18n, '_translations', ZzzTranslations())
 
158
 
 
159
    def test_error_message_translation(self):
 
160
        """do errors get translated?"""
 
161
        err = None
 
162
        tree = self.make_branch_and_tree('.')
 
163
        try:
 
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            workingtree.WorkingTree.open('./foo')
 
165
        except errors.NotBranchError as e:
 
166
            err = str(e)
 
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        if PY3:
 
168
            self.assertContainsRe(err, u"zz\xe5{{Not a branch: .*}}")
 
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        else:
 
170
            self.assertContainsRe(
 
171
                err, u"zz\xe5{{Not a branch: .*}}".encode('utf-8'))
 
172
 
 
173
    def test_topic_help_translation(self):
 
174
        """does topic help get translated?"""
 
175
        from .. import help
 
176
        out = io.StringIO()
 
177
        help.help("authentication", out)
 
178
        self.assertContainsRe(
 
179
            out.getvalue(), "zz\xe5{{Authentication Settings")
 
180
 
 
181
 
 
182
class LoadPluginTranslations(tests.TestCase):
 
183
 
 
184
    def test_does_not_exist(self):
 
185
        translation = i18n.load_plugin_translations("doesnotexist")
 
186
        self.assertEqual("foo", translation.gettext("foo"))