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# Copyright (C) 2006 by Canonical Ltd
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# -*- coding: utf-8 -*-
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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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# 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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# 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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"""Adapter for running test cases against multiple encodings."""
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from copy import deepcopy
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from bzrlib.tests import TestSuite
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# prefix for micro (1/1000000)
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# greek letter omega, not to be confused with
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# the Ohm sign, u'\u2126'. Though they are probably identical
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# cp437 can handle the first, but not the second
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# smallest error possible, epsilon
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# cp437 handles u03b5, but not u2208 the 'element of' operator
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_erik = u'Erik B\xe5gfors'
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# Swedish 'räksmörgås' means shrimp sandwich
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_shrimp_sandwich = u'r\xe4ksm\xf6rg\xe5s'
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# Arabic, probably only Unicode encodings can handle this one
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_juju = u'\u062c\u0648\u062c\u0648'
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# iso-8859-1 alternative for juju
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_juju_alt = u'j\xfbj\xfa'
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# Russian, 'Alexander' in russian
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_alexander = u'\u0410\u043b\u0435\u043a\u0441\u0430\u043d\u0434\u0440'
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# The word 'test' in Russian
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_russian_test = u'\u0422\u0435\u0441\u0442'
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# It is a kanji sequence for nihonjin, or Japanese in English.
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# '\u4eba' being person, 'u\65e5' sun and '\u672c' origin. Ie,
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# sun-origin-person, 'native from the land where the sun rises'. Note, I'm
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# not a fluent speaker, so this is just my crude breakdown.
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_nihonjin = u'\u65e5\u672c\u4eba'
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# It's what is usually used for showing how fonts look, because it contains
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# most accented characters, ie. in places where Englishman use 'Quick brown fox
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# jumped over a lazy dog'. The literal translation of the Czech version would
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# be something like 'Yellow horse groaned devilish codes'. Actually originally
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# the last word used to be 'ódy' (odes). The 'k' was added as a pun when using
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# the sentece to check whether one has properly set encoding.
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_yellow_horse = (u'\u017dlu\u0165ou\u010dk\xfd k\u016f\u0148'
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u' \xfap\u011bl \u010f\xe1belsk\xe9 k\xf3dy')
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_yellow = u'\u017dlu\u0165ou\u010dk\xfd'
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_someone = u'Some\u016f\u0148\u011b'
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_something = u'\u0165ou\u010dk\xfd'
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# Shalom -> 'hello' or 'peace', used as a common greeting
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_shalom = u'\u05e9\u05dc\u05d5\u05dd'
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class EncodingTestAdapter(object):
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"""A tool to generate a suite, testing multiple encodings for a single test.
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This is similar to bzrlib.transport.TransportTestProviderAdapter.
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It is done by copying the test once for each encoding, and injecting
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the encoding name, and the list of valid strings for that encoding.
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Each copy is also given a new id() to make it easy to identify.
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# Permutation 1 of utf-8
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('utf-8', 1, {'committer':_erik
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, 'message':_yellow_horse
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, 'filename':_shrimp_sandwich
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, 'directory':_nihonjin}),
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# Permutation 2 of utf-8
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('utf-8', 2, {'committer':_alexander
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, 'message':u'Testing ' + _mu
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, 'directory':_juju}),
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('iso-8859-1', 0, {'committer':_erik
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, 'message':u'Testing ' + _mu
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, 'filename':_juju_alt
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, 'directory':_shrimp_sandwich}),
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('iso-8859-2', 0, {'committer':_someone
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, 'message':_yellow_horse
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, 'directory':_something}),
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('cp1251', 0, {'committer':_alexander
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, 'message':u'Testing ' + _mu
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, 'filename':_russian_test
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, 'directory':_russian_test + 'dir'}),
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# The iso-8859-1 tests run on a default windows cp437 installation
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# and it takes a long time to run an extra permutation of the tests
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# But just in case we want to add this back in:
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# ('cp437', 0, {'committer':_erik
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# , 'message':u'Testing ' + _mu
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# , 'filename':'file_' + _omega
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# , 'directory':_epsilon + '_dir'}),
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def adapt(self, test):
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for encoding, count, info in self._encodings:
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new_test = deepcopy(test)
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new_test.encoding = encoding
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def make_new_test_id():
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new_id = "%s(%s,%s)" % (new_test.id(), encoding, count)
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new_id = "%s(%s)" % (new_test.id(), encoding)
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return lambda: new_id
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new_test.id = make_new_test_id()
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result.addTest(new_test)