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import os
import sys
import pytest
PYPY = '__pypy__' in sys.builtin_module_names
GRAALPY = sys.implementation.name == 'graalpy'
@pytest.fixture(scope='session')
def lop_loader():
def load_implementation(name):
class FakeModule:
subclass = False
kind = name
if name == 'slots':
from lazy_object_proxy.slots import Proxy
elif name == 'simple':
from lazy_object_proxy.simple import Proxy
elif name == 'cext':
try:
from lazy_object_proxy.cext import Proxy
except ImportError:
if PYPY or GRAALPY or os.environ.get('SETUPPY_FORCE_PURE'):
pytest.skip(reason='C Extension not available.')
else:
raise
elif name == 'objproxies':
Proxy = pytest.importorskip('objproxies').LazyProxy
elif name == 'django':
Proxy = pytest.importorskip('django.utils.functional').SimpleLazyObject
else:
raise RuntimeError(f'Unsupported param: {name!r}.')
Proxy # noqa: B018
return FakeModule
return load_implementation
@pytest.fixture(
scope='session',
params=[
'slots',
'cext',
'simple',
# "external-django", "external-objproxies"
],
)
def lop_implementation(request, lop_loader):
return lop_loader(request.param)
@pytest.fixture(scope='session', params=[True, False], ids=['subclassed', 'normal'])
def lop_subclass(request, lop_implementation):
if request.param:
class submod(lop_implementation):
subclass = True
Proxy = type('SubclassOf_' + lop_implementation.Proxy.__name__, (lop_implementation.Proxy,), {})
return submod
else:
return lop_implementation
@pytest.fixture
def lop(request, lop_subclass):
if request.node.get_closest_marker('xfail_subclass'):
request.applymarker(
pytest.mark.xfail(
reason="This test can't work because subclassing disables certain features like __doc__ and __module__ proxying."
)
)
if request.node.get_closest_marker('xfail_simple'):
request.applymarker(pytest.mark.xfail(reason='The lazy_object_proxy.simple.Proxy has some limitations.'))
return lop_subclass
|
