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# Copyright (C) 2007-2011 Canonical Ltd
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
"""Test operations that check the repository for corruption"""
from bzrlib import (
errors,
)
from bzrlib.tests import (
TestNotApplicable,
)
from bzrlib.tests.scenarios import load_tests_apply_scenarios
from bzrlib.tests.per_repository_vf import (
TestCaseWithRepository,
all_repository_vf_format_scenarios,
)
from bzrlib.tests.per_repository_vf.helpers import (
TestCaseWithBrokenRevisionIndex,
)
load_tests = load_tests_apply_scenarios
class TestFindInconsistentRevisionParents(TestCaseWithBrokenRevisionIndex):
scenarios = all_repository_vf_format_scenarios()
def test__find_inconsistent_revision_parents(self):
"""_find_inconsistent_revision_parents finds revisions with broken
parents.
"""
repo = self.make_repo_with_extra_ghost_index()
self.assertEqual(
[('revision-id', ('incorrect-parent',), ())],
list(repo._find_inconsistent_revision_parents()))
def test__check_for_inconsistent_revision_parents(self):
"""_check_for_inconsistent_revision_parents raises BzrCheckError if
there are any revisions with inconsistent parents.
"""
repo = self.make_repo_with_extra_ghost_index()
self.assertRaises(
errors.BzrCheckError,
repo._check_for_inconsistent_revision_parents)
def test__check_for_inconsistent_revision_parents_on_clean_repo(self):
"""_check_for_inconsistent_revision_parents does nothing if there are
no broken revisions.
"""
repo = self.make_repository('empty-repo')
if not repo._format.revision_graph_can_have_wrong_parents:
raise TestNotApplicable(
'%r cannot have corrupt revision index.' % repo)
repo.lock_read()
try:
repo._check_for_inconsistent_revision_parents() # nothing happens
finally:
repo.unlock()
def test_check_reports_bad_ancestor(self):
repo = self.make_repo_with_extra_ghost_index()
# XXX: check requires a non-empty revision IDs list, but it ignores the
# contents of it!
check_object = repo.check(['ignored'])
check_object.report_results(verbose=False)
self.assertContainsRe(self.get_log(),
'1 revisions have incorrect parents in the revision index')
check_object.report_results(verbose=True)
self.assertContainsRe(
self.get_log(),
"revision-id has wrong parents in index: "
r"\('incorrect-parent',\) should be \(\)")
class TestCallbacks(TestCaseWithRepository):
scenarios = all_repository_vf_format_scenarios()
def test_callback_tree_and_branch(self):
# use a real tree to get actual refs that will work
tree = self.make_branch_and_tree('foo')
revid = tree.commit('foo')
tree.lock_read()
self.addCleanup(tree.unlock)
needed_refs = {}
for ref in tree._get_check_refs():
needed_refs.setdefault(ref, []).append(tree)
for ref in tree.branch._get_check_refs():
needed_refs.setdefault(ref, []).append(tree.branch)
self.tree_check = tree._check
self.branch_check = tree.branch.check
self.overrideAttr(tree, "_check", self.tree_callback)
self.overrideAttr(tree.branch, "check", self.branch_callback)
self.callbacks = []
tree.branch.repository.check([revid], callback_refs=needed_refs)
self.assertNotEqual([], self.callbacks)
def tree_callback(self, refs):
self.callbacks.append(('tree', refs))
return self.tree_check(refs)
def branch_callback(self, refs):
self.callbacks.append(('branch', refs))
return self.branch_check(refs)
class TestNoSpuriousInconsistentAncestors(TestCaseWithRepository):
scenarios = all_repository_vf_format_scenarios()
def test_two_files_different_versions_no_inconsistencies_bug_165071(self):
"""Two files, with different versions can be clean."""
tree = self.make_branch_and_tree('.')
self.build_tree(['foo'])
tree.smart_add(['.'])
revid1 = tree.commit('1')
self.build_tree(['bar'])
tree.smart_add(['.'])
revid2 = tree.commit('2')
check_object = tree.branch.repository.check([revid1, revid2])
check_object.report_results(verbose=True)
self.assertContainsRe(self.get_log(), "0 unreferenced text versions")
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