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# Copyright 2011 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
from portage.tests import TestCase
from portage.tests.resolver.ResolverPlayground import (ResolverPlayground,
ResolverPlaygroundTestCase)
class CompleteGraphTestCase(TestCase):
def testCompleteGraphVersionChange(self):
"""
Prevent reverse dependency breakage triggered by version changes.
"""
ebuilds = {
"sys-libs/x-0.1": {},
"sys-libs/x-1": {},
"sys-libs/x-2": {},
"sys-apps/a-1": {"RDEPEND" : ">=sys-libs/x-1 <sys-libs/x-2"},
}
installed = {
"sys-libs/x-1": {},
"sys-apps/a-1": {"RDEPEND" : ">=sys-libs/x-1 <sys-libs/x-2"},
}
world = ["sys-apps/a"]
test_cases = (
ResolverPlaygroundTestCase(
[">=sys-libs/x-2"],
options = {"--complete-graph-if-new-ver" : "n"},
mergelist = ["sys-libs/x-2"],
success = True,
),
ResolverPlaygroundTestCase(
[">=sys-libs/x-2"],
options = {"--complete-graph-if-new-ver" : "y"},
mergelist = ["sys-libs/x-2"],
slot_collision_solutions = [],
success = False,
),
ResolverPlaygroundTestCase(
["<sys-libs/x-1"],
options = {"--complete-graph-if-new-ver" : "n"},
mergelist = ["sys-libs/x-0.1"],
success = True,
),
ResolverPlaygroundTestCase(
["<sys-libs/x-1"],
options = {"--complete-graph-if-new-ver" : "y"},
mergelist = ["sys-libs/x-0.1"],
slot_collision_solutions = [],
success = False,
),
)
playground = ResolverPlayground(ebuilds=ebuilds,
installed=installed, world=world, debug=False)
try:
for test_case in test_cases:
playground.run_TestCase(test_case)
self.assertEqual(test_case.test_success, True, test_case.fail_msg)
finally:
playground.cleanup()
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