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import inspect
import io
import os
import shutil
import sys
import tempfile
import pytest
from babel import support
from babel.messages import Catalog
from babel.messages.mofile import write_mo
SKIP_LGETTEXT = sys.version_info >= (3, 8)
messages1 = [
('foo', {'string': 'Voh'}),
('foo', {'string': 'VohCTX', 'context': 'foo'}),
(('foo1', 'foos1'), {'string': ('Voh1', 'Vohs1')}),
(('foo1', 'foos1'), {'string': ('VohCTX1', 'VohsCTX1'), 'context': 'foo'}),
]
messages2 = [
('foo', {'string': 'VohD'}),
('foo', {'string': 'VohCTXD', 'context': 'foo'}),
(('foo1', 'foos1'), {'string': ('VohD1', 'VohsD1')}),
(('foo1', 'foos1'), {'string': ('VohCTXD1', 'VohsCTXD1'), 'context': 'foo'}),
]
@pytest.fixture(autouse=True)
def use_en_us_locale(monkeypatch):
# Use a locale which won't fail to run the tests
monkeypatch.setenv('LANG', 'en_US.UTF-8')
@pytest.fixture()
def translations() -> support.Translations:
catalog1 = Catalog(locale='en_GB', domain='messages')
catalog2 = Catalog(locale='en_GB', domain='messages1')
for ids, kwargs in messages1:
catalog1.add(ids, **kwargs)
for ids, kwargs in messages2:
catalog2.add(ids, **kwargs)
catalog1_fp = io.BytesIO()
catalog2_fp = io.BytesIO()
write_mo(catalog1_fp, catalog1)
catalog1_fp.seek(0)
write_mo(catalog2_fp, catalog2)
catalog2_fp.seek(0)
translations1 = support.Translations(catalog1_fp)
translations2 = support.Translations(catalog2_fp, domain='messages1')
return translations1.add(translations2, merge=False)
@pytest.fixture(scope='module')
def empty_translations() -> support.Translations:
fp = io.BytesIO()
write_mo(fp, Catalog(locale='de'))
fp.seek(0)
return support.Translations(fp=fp)
@pytest.fixture(scope='module')
def null_translations() -> support.NullTranslations:
fp = io.BytesIO()
write_mo(fp, Catalog(locale='de'))
fp.seek(0)
return support.NullTranslations(fp=fp)
def assert_equal_type_too(expected, result) -> None:
assert expected == result
assert type(expected) is type(result), (
f'instance types do not match: {type(expected)!r}!={type(result)!r}'
)
def test_pgettext(translations):
assert_equal_type_too('Voh', translations.gettext('foo'))
assert_equal_type_too('VohCTX', translations.pgettext('foo', 'foo'))
assert_equal_type_too('VohCTX1', translations.pgettext('foo', 'foo1'))
def test_pgettext_fallback(translations):
fallback = translations._fallback
translations._fallback = support.NullTranslations()
assert translations.pgettext('foo', 'bar') == 'bar'
translations._fallback = fallback
def test_upgettext(translations):
assert_equal_type_too('Voh', translations.ugettext('foo'))
assert_equal_type_too('VohCTX', translations.upgettext('foo', 'foo'))
@pytest.mark.skipif(SKIP_LGETTEXT, reason='lgettext is deprecated')
def test_lpgettext(translations):
assert_equal_type_too(b'Voh', translations.lgettext('foo'))
assert_equal_type_too(b'VohCTX', translations.lpgettext('foo', 'foo'))
def test_npgettext(translations):
assert_equal_type_too('Voh1', translations.ngettext('foo1', 'foos1', 1))
assert_equal_type_too('Vohs1', translations.ngettext('foo1', 'foos1', 2))
assert_equal_type_too('VohCTX1', translations.npgettext('foo', 'foo1', 'foos1', 1))
assert_equal_type_too('VohsCTX1', translations.npgettext('foo', 'foo1', 'foos1', 2))
def test_unpgettext(translations):
assert_equal_type_too('Voh1', translations.ungettext('foo1', 'foos1', 1))
assert_equal_type_too('Vohs1', translations.ungettext('foo1', 'foos1', 2))
assert_equal_type_too('VohCTX1', translations.unpgettext('foo', 'foo1', 'foos1', 1))
assert_equal_type_too('VohsCTX1', translations.unpgettext('foo', 'foo1', 'foos1', 2))
@pytest.mark.skipif(SKIP_LGETTEXT, reason='lgettext is deprecated')
def test_lnpgettext(translations):
assert_equal_type_too(b'Voh1', translations.lngettext('foo1', 'foos1', 1))
assert_equal_type_too(b'Vohs1', translations.lngettext('foo1', 'foos1', 2))
assert_equal_type_too(b'VohCTX1', translations.lnpgettext('foo', 'foo1', 'foos1', 1))
assert_equal_type_too(b'VohsCTX1', translations.lnpgettext('foo', 'foo1', 'foos1', 2))
def test_dpgettext(translations):
assert_equal_type_too('VohD', translations.dgettext('messages1', 'foo'))
assert_equal_type_too('VohCTXD', translations.dpgettext('messages1', 'foo', 'foo'))
def test_dupgettext(translations):
assert_equal_type_too('VohD', translations.dugettext('messages1', 'foo'))
assert_equal_type_too('VohCTXD', translations.dupgettext('messages1', 'foo', 'foo'))
@pytest.mark.skipif(SKIP_LGETTEXT, reason='lgettext is deprecated')
def test_ldpgettext(translations):
assert_equal_type_too(b'VohD', translations.ldgettext('messages1', 'foo'))
assert_equal_type_too(b'VohCTXD', translations.ldpgettext('messages1', 'foo', 'foo'))
def test_dnpgettext(translations):
assert_equal_type_too('VohD1', translations.dngettext('messages1', 'foo1', 'foos1', 1))
assert_equal_type_too('VohsD1', translations.dngettext('messages1', 'foo1', 'foos1', 2))
assert_equal_type_too('VohCTXD1', translations.dnpgettext('messages1', 'foo', 'foo1', 'foos1', 1))
assert_equal_type_too('VohsCTXD1', translations.dnpgettext('messages1', 'foo', 'foo1', 'foos1', 2))
def test_dunpgettext(translations):
assert_equal_type_too('VohD1', translations.dungettext('messages1', 'foo1', 'foos1', 1))
assert_equal_type_too('VohsD1', translations.dungettext('messages1', 'foo1', 'foos1', 2))
assert_equal_type_too('VohCTXD1', translations.dunpgettext('messages1', 'foo', 'foo1', 'foos1', 1))
assert_equal_type_too('VohsCTXD1', translations.dunpgettext('messages1', 'foo', 'foo1', 'foos1', 2))
@pytest.mark.skipif(SKIP_LGETTEXT, reason='lgettext is deprecated')
def test_ldnpgettext(translations):
assert_equal_type_too(b'VohD1', translations.ldngettext('messages1', 'foo1', 'foos1', 1))
assert_equal_type_too(b'VohsD1', translations.ldngettext('messages1', 'foo1', 'foos1', 2))
assert_equal_type_too(b'VohCTXD1', translations.ldnpgettext('messages1', 'foo', 'foo1', 'foos1', 1))
assert_equal_type_too(b'VohsCTXD1', translations.ldnpgettext('messages1', 'foo', 'foo1', 'foos1', 2))
def test_load(translations):
tempdir = tempfile.mkdtemp()
try:
messages_dir = os.path.join(tempdir, 'fr', 'LC_MESSAGES')
os.makedirs(messages_dir)
catalog = Catalog(locale='fr', domain='messages')
catalog.add('foo', 'bar')
with open(os.path.join(messages_dir, 'messages.mo'), 'wb') as f:
write_mo(f, catalog)
translations = support.Translations.load(tempdir, locales=('fr',), domain='messages')
assert translations.gettext('foo') == 'bar'
finally:
shutil.rmtree(tempdir)
def get_gettext_method_names(obj):
names = [name for name in dir(obj) if 'gettext' in name]
if SKIP_LGETTEXT:
# Remove deprecated l*gettext functions
names = [name for name in names if not name.startswith('l')]
return names
def test_null_translations_have_same_methods(empty_translations, null_translations):
for name in get_gettext_method_names(empty_translations):
assert hasattr(null_translations, name), f'NullTranslations does not provide method {name!r}'
def test_null_translations_method_signature_compatibility(empty_translations, null_translations):
for name in get_gettext_method_names(empty_translations):
assert (
inspect.getfullargspec(getattr(empty_translations, name)) ==
inspect.getfullargspec(getattr(null_translations, name))
)
def test_null_translations_same_return_values(empty_translations, null_translations):
data = {
'message': 'foo',
'domain': 'domain',
'context': 'tests',
'singular': 'bar',
'plural': 'baz',
'num': 1,
'msgid1': 'bar',
'msgid2': 'baz',
'n': 1,
}
for name in get_gettext_method_names(empty_translations):
method = getattr(empty_translations, name)
null_method = getattr(null_translations, name)
signature = inspect.getfullargspec(method)
parameter_names = [name for name in signature.args if name != 'self']
values = [data[name] for name in parameter_names]
assert method(*values) == null_method(*values)
def test_catalog_merge_files():
# Refs issues #92, #162
t1 = support.Translations()
assert t1.files == []
t1._catalog['foo'] = 'bar'
fp = io.BytesIO()
write_mo(fp, Catalog())
fp.seek(0)
fp.name = 'pro.mo'
t2 = support.Translations(fp)
assert t2.files == ['pro.mo']
t2._catalog['bar'] = 'quux'
t1.merge(t2)
assert t1.files == ['pro.mo']
assert set(t1._catalog.keys()) == {'', 'foo', 'bar'}
|
