Gentoo Archives: gentoo-portage-dev

From: Zac Medico <zmedico@g.o>
To: gentoo-portage-dev@l.g.o
Cc: Zac Medico <zmedico@g.o>
Subject: [gentoo-portage-dev] [PATCH] dep_zapdeps: exclude virtuals from new_slot_count (bug 645190)
Date: Sun, 21 Jan 2018 00:13:05
Message-Id: 20180121001039.199581-1-zmedico@gentoo.org
1 Fix new_slot_count to exclude virtual packages, since they are considered
2 to have zero-cost. This solves an issue where the catalyst stage1 build
3 would unexpectedly pull in static-dev to satisfy virtual/dev-manager,
4 but eudev is the preferred choice.
5
6 Bug: https://bugs.gentoo.org/645190
7 Fixes: 9fdaf9bdbdf5 ("dep_check: use DNF to optimize overlapping virtual || deps (bug 632026)")
8 Reported-by: Ben Kohler <bkohler@×××××.com>
9 ---
10 pym/portage/dep/dep_check.py | 3 +-
11 .../resolver/test_virtual_minimize_children.py | 61 ++++++++++++++++++++++
12 2 files changed, 63 insertions(+), 1 deletion(-)
13
14 diff --git a/pym/portage/dep/dep_check.py b/pym/portage/dep/dep_check.py
15 index 7cf338819..c56f545ec 100644
16 --- a/pym/portage/dep/dep_check.py
17 +++ b/pym/portage/dep/dep_check.py
18 @@ -499,7 +499,8 @@ def dep_zapdeps(unreduced, reduced, myroot, use_binaries=0, trees=None):
19 cp_map[avail_pkg.cp] = avail_pkg
20
21 new_slot_count = (len(slot_map) if graph_db is None else
22 - sum(not graph_db.match_pkgs(slot_atom) for slot_atom in slot_map))
23 + sum(not graph_db.match_pkgs(slot_atom) for slot_atom in slot_map
24 + if not slot_atom.cp.startswith("virtual/")))
25
26 this_choice = _dep_choice(atoms=atoms, slot_map=slot_map,
27 cp_map=cp_map, all_available=all_available,
28 diff --git a/pym/portage/tests/resolver/test_virtual_minimize_children.py b/pym/portage/tests/resolver/test_virtual_minimize_children.py
29 index 6eb0409f2..287445e58 100644
30 --- a/pym/portage/tests/resolver/test_virtual_minimize_children.py
31 +++ b/pym/portage/tests/resolver/test_virtual_minimize_children.py
32 @@ -226,3 +226,64 @@ class VirtualMinimizeChildrenTestCase(TestCase):
33 finally:
34 playground.debug = False
35 playground.cleanup()
36 +
37 + def testVirtualDevManager(self):
38 + ebuilds = {
39 + 'sys-fs/eudev-3.1.5': {},
40 + 'sys-fs/static-dev-0.1': {},
41 + 'sys-fs/udev-233': {},
42 + 'virtual/dev-manager-0': {
43 + 'RDEPEND': '''
44 + || (
45 + virtual/udev
46 + sys-fs/static-dev
47 + )'''
48 + },
49 + 'virtual/udev-0': {
50 + 'RDEPEND': '''
51 + || (
52 + >=sys-fs/eudev-2.1.1
53 + >=sys-fs/udev-217
54 + )'''
55 + },
56 + }
57 +
58 + test_cases = (
59 + # Test bug 645190, where static-dev was pulled in instead
60 + # of eudev.
61 + ResolverPlaygroundTestCase(
62 + [
63 + 'virtual/dev-manager',
64 + ],
65 + success=True,
66 + mergelist=(
67 + 'sys-fs/eudev-3.1.5',
68 + 'virtual/udev-0',
69 + 'virtual/dev-manager-0',
70 + ),
71 + ),
72 + # Test static-dev preference.
73 + ResolverPlaygroundTestCase(
74 + [
75 + 'sys-fs/static-dev',
76 + 'virtual/dev-manager',
77 + ],
78 + all_permutations=True,
79 + success=True,
80 + mergelist=(
81 + 'sys-fs/static-dev-0.1',
82 + 'virtual/dev-manager-0',
83 + ),
84 + ),
85 + )
86 +
87 + playground = ResolverPlayground(debug=False, ebuilds=ebuilds)
88 +
89 + try:
90 + for test_case in test_cases:
91 + playground.run_TestCase(test_case)
92 + self.assertEqual(test_case.test_success, True,
93 + test_case.fail_msg)
94 + finally:
95 + playground.debug = False
96 + playground.cleanup()
97 --
98 2.13.6

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