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# Copyright 2010 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
from portage.package.ebuild.config import config
from portage.tests import TestCase
from portage.tests.resolver.ResolverPlayground import ResolverPlayground
class ConfigTestCase(TestCase):
def testFeaturesMutation(self):
"""
Test whether mutation of config.features updates the FEATURES
variable and persists through config.regenerate() calls.
"""
playground = ResolverPlayground()
try:
settings = config(clone=playground.settings)
settings.features.add('noclean')
self.assertEqual('noclean' in settings['FEATURES'].split(), True)
settings.regenerate()
self.assertEqual('noclean' in settings['FEATURES'].split(),True)
settings.features.discard('noclean')
self.assertEqual('noclean' in settings['FEATURES'].split(), False)
settings.regenerate()
self.assertEqual('noclean' in settings['FEATURES'].split(), False)
settings.features.add('noclean')
self.assertEqual('noclean' in settings['FEATURES'].split(), True)
settings.regenerate()
self.assertEqual('noclean' in settings['FEATURES'].split(),True)
finally:
playground.cleanup()
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