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# Copyright (C) 2005-2010 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
import sys
import time
from bzrlib import (
errors,
remote,
revision as _mod_revision,
tests,
transform,
)
from bzrlib.tests import per_repository
class FileIdInvolvedBase(per_repository.TestCaseWithRepository):
def touch(self, tree, filename):
# use the trees transport to not depend on the tree's location or type.
tree.bzrdir.root_transport.append_bytes(filename, "appended line\n")
def compare_tree_fileids(self, branch, old_rev, new_rev):
old_tree = self.branch.repository.revision_tree(old_rev)
new_tree = self.branch.repository.revision_tree(new_rev)
delta = new_tree.changes_from(old_tree)
l2 = [id for path, id, kind in delta.added] + \
[id for oldpath, newpath, id, kind, text_modified, \
meta_modified in delta.renamed] + \
[id for path, id, kind, text_modified, meta_modified in \
delta.modified]
return set(l2)
class TestFileIdInvolved(FileIdInvolvedBase):
def setUp(self):
super(TestFileIdInvolved, self).setUp()
# create three branches, and merge it
#
# ,-->J------>K (branch2)
# / \
# A --->B --->C---->D-->G (main)
# \ / /
# '--->E---+---->F (branch1)
# A changes:
# B changes: 'a-file-id-2006-01-01-abcd'
# C changes: Nothing (perfect merge)
# D changes: 'b-file-id-2006-01-01-defg'
# E changes: 'file-d'
# F changes: 'file-d'
# G changes: 'b-file-id-2006-01-01-defg'
# J changes: 'b-file-id-2006-01-01-defg'
# K changes: 'c-funky<file-id>quiji%bo'
main_wt = self.make_branch_and_tree('main')
main_branch = main_wt.branch
self.build_tree(["main/a","main/b","main/c"])
main_wt.add(['a', 'b', 'c'], ['a-file-id-2006-01-01-abcd',
'b-file-id-2006-01-01-defg',
'c-funky<file-id>quiji%bo'])
try:
main_wt.commit("Commit one", rev_id="rev-A")
except errors.IllegalPath:
# TODO: jam 20060701 Consider raising a different exception
# newer formats do support this, and nothin can done to
# correct this test - its not a bug.
if sys.platform == 'win32':
raise tests.TestSkipped('Old repository formats do not'
' support file ids with <> on win32')
# This is not a known error condition
raise
#-------- end A -----------
bt1 = self.make_branch_and_tree('branch1')
bt1.pull(main_branch)
b1 = bt1.branch
self.build_tree(["branch1/d"])
bt1.add(['d'], ['file-d'])
bt1.commit("branch1, Commit one", rev_id="rev-E")
#-------- end E -----------
self.touch(main_wt, "a")
main_wt.commit("Commit two", rev_id="rev-B")
#-------- end B -----------
bt2 = self.make_branch_and_tree('branch2')
bt2.pull(main_branch)
branch2_branch = bt2.branch
set_executability(bt2, 'b', True)
bt2.commit("branch2, Commit one", rev_id="rev-J")
#-------- end J -----------
main_wt.merge_from_branch(b1)
main_wt.commit("merge branch1, rev-11", rev_id="rev-C")
#-------- end C -----------
bt1.rename_one("d","e")
bt1.commit("branch1, commit two", rev_id="rev-F")
#-------- end F -----------
self.touch(bt2, "c")
bt2.commit("branch2, commit two", rev_id="rev-K")
#-------- end K -----------
main_wt.merge_from_branch(b1)
self.touch(main_wt, "b")
# D gets some funky characters to make sure the unescaping works
main_wt.commit("merge branch1, rev-12", rev_id="rev-<D>")
# end D
main_wt.merge_from_branch(branch2_branch)
main_wt.commit("merge branch1, rev-22", rev_id="rev-G")
# end G
self.branch = main_branch
def test_fileids_altered_between_two_revs(self):
self.branch.lock_read()
self.addCleanup(self.branch.unlock)
self.branch.repository.fileids_altered_by_revision_ids(["rev-J","rev-K"])
self.assertEqual(
{'b-file-id-2006-01-01-defg':set(['rev-J']),
'c-funky<file-id>quiji%bo':set(['rev-K'])
},
self.branch.repository.fileids_altered_by_revision_ids(["rev-J","rev-K"]))
self.assertEqual(
{'b-file-id-2006-01-01-defg': set(['rev-<D>']),
'file-d': set(['rev-F']),
},
self.branch.repository.fileids_altered_by_revision_ids(['rev-<D>', 'rev-F']))
self.assertEqual(
{
'b-file-id-2006-01-01-defg': set(['rev-<D>', 'rev-G', 'rev-J']),
'c-funky<file-id>quiji%bo': set(['rev-K']),
'file-d': set(['rev-F']),
},
self.branch.repository.fileids_altered_by_revision_ids(
['rev-<D>', 'rev-G', 'rev-F', 'rev-K', 'rev-J']))
self.assertEqual(
{'a-file-id-2006-01-01-abcd': set(['rev-B']),
'b-file-id-2006-01-01-defg': set(['rev-<D>', 'rev-G', 'rev-J']),
'c-funky<file-id>quiji%bo': set(['rev-K']),
'file-d': set(['rev-F']),
},
self.branch.repository.fileids_altered_by_revision_ids(
['rev-G', 'rev-F', 'rev-C', 'rev-B', 'rev-<D>', 'rev-K', 'rev-J']))
def fileids_altered_by_revision_ids(self, revision_ids):
"""This is a wrapper to strip TREE_ROOT if it occurs"""
repo = self.branch.repository
root_id = self.branch.basis_tree().get_root_id()
result = repo.fileids_altered_by_revision_ids(revision_ids)
if root_id in result:
del result[root_id]
return result
def test_fileids_altered_by_revision_ids(self):
self.branch.lock_read()
self.addCleanup(self.branch.unlock)
self.assertEqual(
{'a-file-id-2006-01-01-abcd':set(['rev-A']),
'b-file-id-2006-01-01-defg': set(['rev-A']),
'c-funky<file-id>quiji%bo': set(['rev-A']),
},
self.fileids_altered_by_revision_ids(["rev-A"]))
self.assertEqual(
{'a-file-id-2006-01-01-abcd':set(['rev-B'])
},
self.branch.repository.fileids_altered_by_revision_ids(["rev-B"]))
self.assertEqual(
{'b-file-id-2006-01-01-defg':set(['rev-<D>'])
},
self.branch.repository.fileids_altered_by_revision_ids(["rev-<D>"]))
def test_fileids_involved_full_compare(self):
# this tests that the result of each fileid_involved calculation
# along a revision history selects only the fileids selected by
# comparing the trees - no less, and no more. This is correct
# because in our sample data we do not revert any file ids along
# the revision history.
self.branch.lock_read()
self.addCleanup(self.branch.unlock)
pp=[]
history = self.branch.revision_history( )
if len(history) < 2: return
for start in range(0,len(history)-1):
start_id = history[start]
for end in range(start+1,len(history)):
end_id = history[end]
old_revs = set(self.branch.repository.get_ancestry(start_id))
new_revs = set(self.branch.repository.get_ancestry(end_id))
l1 = self.branch.repository.fileids_altered_by_revision_ids(
new_revs.difference(old_revs))
l1 = set(l1.keys())
l2 = self.compare_tree_fileids(self.branch, start_id, end_id)
self.assertEquals(l1, l2)
class TestFileIdInvolvedNonAscii(FileIdInvolvedBase):
def test_utf8_file_ids_and_revision_ids(self):
main_wt = self.make_branch_and_tree('main')
main_branch = main_wt.branch
self.build_tree(["main/a"])
file_id = u'a-f\xedle-id'.encode('utf8')
main_wt.add(['a'], [file_id])
revision_id = u'r\xe9v-a'.encode('utf8')
try:
main_wt.commit('a', rev_id=revision_id)
except errors.NonAsciiRevisionId:
raise tests.TestSkipped('non-ascii revision ids not supported by %s'
% self.repository_format)
repo = main_wt.branch.repository
repo.lock_read()
self.addCleanup(repo.unlock)
file_ids = repo.fileids_altered_by_revision_ids([revision_id])
root_id = main_wt.basis_tree().get_root_id()
if root_id in file_ids:
self.assertEqual({file_id:set([revision_id]),
root_id:set([revision_id])
}, file_ids)
else:
self.assertEqual({file_id:set([revision_id])}, file_ids)
class TestFileIdInvolvedSuperset(FileIdInvolvedBase):
def setUp(self):
super(TestFileIdInvolvedSuperset, self).setUp()
self.branch = None
main_wt = self.make_branch_and_tree('main')
main_branch = main_wt.branch
self.build_tree(["main/a","main/b","main/c"])
main_wt.add(['a', 'b', 'c'], ['a-file-id-2006-01-01-abcd',
'b-file-id-2006-01-01-defg',
'c-funky<file-id>quiji\'"%bo'])
try:
main_wt.commit("Commit one", rev_id="rev-A")
except errors.IllegalPath:
# TODO: jam 20060701 Consider raising a different exception
# newer formats do support this, and nothin can done to
# correct this test - its not a bug.
if sys.platform == 'win32':
raise tests.TestSkipped('Old repository formats do not'
' support file ids with <> on win32')
# This is not a known error condition
raise
branch2_wt = self.make_branch_and_tree('branch2')
branch2_wt.pull(main_branch)
branch2_bzrdir = branch2_wt.bzrdir
branch2_branch = branch2_bzrdir.open_branch()
set_executability(branch2_wt, 'b', True)
branch2_wt.commit("branch2, Commit one", rev_id="rev-J")
main_wt.merge_from_branch(branch2_branch)
set_executability(main_wt, 'b', False)
main_wt.commit("merge branch1, rev-22", rev_id="rev-G")
# end G
self.branch = main_branch
def test_fileid_involved_full_compare2(self):
# this tests that fileids_altered_by_revision_ids returns
# more information than compare_tree can, because it
# sees each change rather than the aggregate delta.
self.branch.lock_read()
self.addCleanup(self.branch.unlock)
history = self.branch.revision_history()
old_rev = history[0]
new_rev = history[1]
old_revs = set(self.branch.repository.get_ancestry(old_rev))
new_revs = set(self.branch.repository.get_ancestry(new_rev))
l1 = self.branch.repository.fileids_altered_by_revision_ids(
new_revs.difference(old_revs))
l1 = set(l1.keys())
l2 = self.compare_tree_fileids(self.branch, old_rev, new_rev)
self.assertNotEqual(l2, l1)
self.assertSubset(l2, l1)
class FileIdInvolvedWGhosts(per_repository.TestCaseWithRepository):
def create_branch_with_ghost_text(self):
builder = self.make_branch_builder('ghost')
builder.build_snapshot('A-id', None, [
('add', ('', 'root-id', 'directory', None)),
('add', ('a', 'a-file-id', 'file', 'some content\n'))])
b = builder.get_branch()
old_rt = b.repository.revision_tree('A-id')
new_inv = old_rt.inventory._get_mutable_inventory()
new_inv.revision_id = 'B-id'
new_inv['a-file-id'].revision = 'ghost-id'
new_rev = _mod_revision.Revision('B-id',
timestamp=time.time(),
timezone=0,
message='Committing against a ghost',
committer='Joe Foo <joe@foo.com>',
properties={},
parent_ids=('A-id', 'ghost-id'),
)
b.lock_write()
self.addCleanup(b.unlock)
b.repository.start_write_group()
b.repository.add_revision('B-id', new_rev, new_inv)
self.disable_commit_write_group_paranoia(b.repository)
b.repository.commit_write_group()
return b
def disable_commit_write_group_paranoia(self, repo):
if isinstance(repo, remote.RemoteRepository):
# We can't easily disable the checks in a remote repo.
repo.abort_write_group()
raise tests.TestSkipped(
"repository format does not support storing revisions with "
"missing texts.")
pack_coll = getattr(repo, '_pack_collection', None)
if pack_coll is not None:
# Monkey-patch the pack collection instance to allow storing
# incomplete revisions.
pack_coll._check_new_inventories = lambda: []
def test_file_ids_include_ghosts(self):
b = self.create_branch_with_ghost_text()
repo = b.repository
self.assertEqual(
{'a-file-id':set(['ghost-id'])},
repo.fileids_altered_by_revision_ids(['B-id']))
def test_file_ids_uses_fallbacks(self):
builder = self.make_branch_builder('source',
format=self.bzrdir_format)
repo = builder.get_branch().repository
if not repo._format.supports_external_lookups:
raise tests.TestNotApplicable('format does not support stacking')
builder.start_series()
builder.build_snapshot('A-id', None, [
('add', ('', 'root-id', 'directory', None)),
('add', ('file', 'file-id', 'file', 'contents\n'))])
builder.build_snapshot('B-id', ['A-id'], [
('modify', ('file-id', 'new-content\n'))])
builder.build_snapshot('C-id', ['B-id'], [
('modify', ('file-id', 'yet more content\n'))])
builder.finish_series()
source_b = builder.get_branch()
source_b.lock_read()
self.addCleanup(source_b.unlock)
base = self.make_branch('base')
base.pull(source_b, stop_revision='B-id')
stacked = self.make_branch('stacked')
stacked.set_stacked_on_url('../base')
stacked.pull(source_b, stop_revision='C-id')
stacked.lock_read()
self.addCleanup(stacked.unlock)
repo = stacked.repository
keys = {'file-id': set(['A-id'])}
if stacked.repository.supports_rich_root():
keys['root-id'] = set(['A-id'])
self.assertEqual(keys, repo.fileids_altered_by_revision_ids(['A-id']))
def set_executability(wt, path, executable=True):
"""Set the executable bit for the file at path in the working tree
os.chmod() doesn't work on windows. But TreeTransform can mark or
unmark a file as executable.
"""
file_id = wt.path2id(path)
tt = transform.TreeTransform(wt)
try:
tt.set_executability(executable, tt.trans_id_tree_file_id(file_id))
tt.apply()
finally:
tt.finalize()
|