diff options
Diffstat (limited to 'pym/portage/tests/resolver/test_backtracking.py')
| -rw-r--r-- | pym/portage/tests/resolver/test_backtracking.py | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/pym/portage/tests/resolver/test_backtracking.py b/pym/portage/tests/resolver/test_backtracking.py index d219c6bd5..91a739aaf 100644 --- a/pym/portage/tests/resolver/test_backtracking.py +++ b/pym/portage/tests/resolver/test_backtracking.py @@ -29,3 +29,33 @@ class BacktrackingTestCase(TestCase): self.assertEqual(test_case.test_success, True, test_case.fail_msg) finally: playground.cleanup() + + def testBacktrackingGoodVersionFirst(self): + """ + When backtracking due to slot conflicts, we masked the version that has been pulled + in first. This is not always a good idea. Mask the highest version instead. + """ + + ebuilds = { + "dev-libs/A-1": { "DEPEND": "=dev-libs/C-1 dev-libs/B" }, + "dev-libs/B-1": { "DEPEND": "=dev-libs/C-1" }, + "dev-libs/B-2": { "DEPEND": "=dev-libs/C-2" }, + "dev-libs/C-1": { }, + "dev-libs/C-2": { }, + } + + test_cases = ( + ResolverPlaygroundTestCase( + ["dev-libs/A"], + mergelist = ["dev-libs/C-1", "dev-libs/B-1", "dev-libs/A-1", ], + success = True), + ) + + playground = ResolverPlayground(ebuilds=ebuilds) + + 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() |