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# Copyright 2014-2020 Gentoo Authors
# 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 SlotConflictUnsatisfiedDeepDepsTestCase(TestCase):
def testSlotConflictUnsatisfiedDeepDeps(self):
ebuilds = {
"dev-libs/A-1": {},
"dev-libs/A-2": {"KEYWORDS": "~x86"},
"dev-libs/B-1": {"DEPEND": "dev-libs/A"},
"dev-libs/C-1": {"DEPEND": ">=dev-libs/A-2"},
"dev-libs/D-1": {"DEPEND": "dev-libs/A"},
}
installed = {
"dev-libs/broken-1": {
"RDEPEND": "dev-libs/A dev-libs/initially-unsatisfied"
},
}
world = (
"dev-libs/A",
"dev-libs/B",
"dev-libs/C",
"dev-libs/D",
"dev-libs/broken",
)
test_cases = (
# Test bug #520950, where unsatisfied deps of installed
# packages are supposed to be ignored when they are beyond
# the depth requested by the user.
ResolverPlaygroundTestCase(
["dev-libs/B", "dev-libs/C", "dev-libs/D"],
all_permutations=True,
options={"--autounmask": "y", "--complete-graph": True},
mergelist=[
"dev-libs/A-2",
"dev-libs/B-1",
"dev-libs/C-1",
"dev-libs/D-1",
],
ignore_mergelist_order=True,
unstable_keywords=["dev-libs/A-2"],
unsatisfied_deps=[],
success=False,
),
ResolverPlaygroundTestCase(
["@world"],
options={"--autounmask": "y", "--complete-graph": True},
mergelist=[
"dev-libs/A-2",
"dev-libs/B-1",
"dev-libs/C-1",
"dev-libs/D-1",
],
ignore_mergelist_order=True,
unstable_keywords=["dev-libs/A-2"],
unsatisfied_deps=["dev-libs/broken"],
success=False,
),
# Test --selective with --deep = 0
ResolverPlaygroundTestCase(
["@world"],
options={
"--autounmask": "y",
"--complete-graph": True,
"--selective": True,
"--deep": 0,
},
mergelist=[
"dev-libs/A-2",
"dev-libs/B-1",
"dev-libs/C-1",
"dev-libs/D-1",
],
ignore_mergelist_order=True,
unstable_keywords=["dev-libs/A-2"],
unsatisfied_deps=[],
success=False,
),
# Test --deep = 1
ResolverPlaygroundTestCase(
["@world"],
options={
"--autounmask": "y",
"--autounmask-backtrack": "y",
"--complete-graph": True,
"--selective": True,
"--deep": 1,
},
mergelist=[
"dev-libs/A-2",
"dev-libs/B-1",
"dev-libs/C-1",
"dev-libs/D-1",
],
ignore_mergelist_order=True,
unstable_keywords=["dev-libs/A-2"],
unsatisfied_deps=["dev-libs/initially-unsatisfied"],
success=False,
),
# With --autounmask-backtrack=y:
# [ebuild N ~] dev-libs/A-2
# [ebuild N ] dev-libs/C-1
# [ebuild N ] dev-libs/D-1
# [ebuild N ] dev-libs/B-1
#
# The following keyword changes are necessary to proceed:
# (see "package.accept_keywords" in the portage(5) man page for more details)
# required by dev-libs/C-1::test_repo
# required by @selected
# required by @world (argument)
# =dev-libs/A-2 ~x86
#
#!!! Problems have been detected with your world file
#!!! Please run emaint --check world
#
#
#!!! Ebuilds for the following packages are either all
#!!! masked or don't exist:
# dev-libs/broken
#
# emerge: there are no ebuilds to satisfy "dev-libs/initially-unsatisfied".
# (dependency required by "dev-libs/broken-1::test_repo" [installed])
# (dependency required by "@selected" [set])
# (dependency required by "@world" [argument])
# Without --autounmask-backtrack=y:
#!!! Multiple package instances within a single package slot have been pulled
#!!! into the dependency graph, resulting in a slot conflict:
#
# dev-libs/A:0
#
# (dev-libs/A-1:0/0::test_repo, ebuild scheduled for merge) pulled in by
# (no parents that aren't satisfied by other packages in this slot)
#
# (dev-libs/A-2:0/0::test_repo, ebuild scheduled for merge) pulled in by
# >=dev-libs/A-2 required by (dev-libs/C-1:0/0::test_repo, ebuild scheduled for merge)
# ^^ ^
#
# The following keyword changes are necessary to proceed:
# (see "package.accept_keywords" in the portage(5) man page for more details)
# required by dev-libs/C-1::test_repo
# required by @selected
# required by @world (argument)
# =dev-libs/A-2 ~x86
#
# emerge: there are no ebuilds to satisfy "dev-libs/initially-unsatisfied".
# (dependency required by "dev-libs/broken-1::test_repo" [installed])
# (dependency required by "@selected" [set])
# (dependency required by "@world" [argument])
# Test --deep = True
ResolverPlaygroundTestCase(
["@world"],
options={
"--autounmask": "y",
"--autounmask-backtrack": "y",
"--complete-graph": True,
"--selective": True,
"--deep": True,
},
mergelist=[
"dev-libs/A-2",
"dev-libs/B-1",
"dev-libs/C-1",
"dev-libs/D-1",
],
ignore_mergelist_order=True,
unstable_keywords=["dev-libs/A-2"],
unsatisfied_deps=["dev-libs/initially-unsatisfied"],
success=False,
),
# The effects of --autounmask-backtrack are the same as the previous test case.
# Both test cases can randomly succeed with --autounmask-backtrack=n, when
# "backtracking due to unsatisfied dep" randomly occurs before the autounmask
# unstable keyword change. It would be possible to eliminate backtracking here
# by recognizing that there are no alternatives to satisfy the dev-libs/broken
# atom in the world file. Then the test cases will consistently succeed with
# --autounmask-backtrack=n.
)
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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