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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
"""Test the uncommit command."""
import os
from bzrlib import uncommit
from bzrlib.bzrdir import BzrDirMetaFormat1
from bzrlib.errors import BoundBranchOutOfDate
from bzrlib.tests import TestCaseWithTransport
from bzrlib.tests.matchers import ContainsNoVfsCalls
from bzrlib.tests.script import (
run_script,
ScriptRunner,
)
class TestUncommit(TestCaseWithTransport):
def create_simple_tree(self):
wt = self.make_branch_and_tree('tree')
self.build_tree(['tree/a', 'tree/b', 'tree/c'])
wt.add(['a', 'b', 'c'])
wt.commit('initial commit', rev_id='a1')
self.build_tree_contents([('tree/a', 'new contents of a\n')])
wt.commit('second commit', rev_id='a2')
return wt
def test_uncommit(self):
"""Test uncommit functionality."""
wt = self.create_simple_tree()
os.chdir('tree')
out, err = self.run_bzr('uncommit --dry-run --force')
self.assertContainsRe(out, 'Dry-run')
self.assertNotContainsRe(out, 'initial commit')
self.assertContainsRe(out, 'second commit')
# Nothing has changed
self.assertEqual(['a2'], wt.get_parent_ids())
# Uncommit, don't prompt
out, err = self.run_bzr('uncommit --force')
self.assertNotContainsRe(out, 'initial commit')
self.assertContainsRe(out, 'second commit')
# This should look like we are back in revno 1
self.assertEqual(['a1'], wt.get_parent_ids())
out, err = self.run_bzr('status')
self.assertEquals(out, 'modified:\n a\n')
def test_uncommit_interactive(self):
"""Uncommit seeks confirmation, and doesn't proceed without it."""
wt = self.create_simple_tree()
os.chdir('tree')
run_script(self, """
$ bzr uncommit
...
The above revision(s) will be removed.
2>Uncommit these revisions? ([y]es, [n]o): no
<n
Canceled
""")
self.assertEqual(['a2'], wt.get_parent_ids())
def test_uncommit_no_history(self):
wt = self.make_branch_and_tree('tree')
out, err = self.run_bzr('uncommit --force', retcode=1)
self.assertEqual('', err)
self.assertEqual('No revisions to uncommit.\n', out)
def test_uncommit_checkout(self):
wt = self.create_simple_tree()
checkout_tree = wt.branch.create_checkout('checkout')
self.assertEqual(['a2'], checkout_tree.get_parent_ids())
os.chdir('checkout')
out, err = self.run_bzr('uncommit --dry-run --force')
self.assertContainsRe(out, 'Dry-run')
self.assertNotContainsRe(out, 'initial commit')
self.assertContainsRe(out, 'second commit')
self.assertEqual(['a2'], checkout_tree.get_parent_ids())
out, err = self.run_bzr('uncommit --force')
self.assertNotContainsRe(out, 'initial commit')
self.assertContainsRe(out, 'second commit')
# uncommit in a checkout should uncommit the parent branch
# (but doesn't effect the other working tree)
self.assertEquals(['a1'], checkout_tree.get_parent_ids())
self.assertEquals('a1', wt.branch.last_revision())
self.assertEquals(['a2'], wt.get_parent_ids())
def test_uncommit_bound(self):
os.mkdir('a')
a = BzrDirMetaFormat1().initialize('a')
a.create_repository()
a.create_branch()
t_a = a.create_workingtree()
t_a.commit('commit 1')
t_a.commit('commit 2')
t_a.commit('commit 3')
b = t_a.branch.create_checkout('b').branch
uncommit.uncommit(b)
self.assertEqual(b.last_revision_info()[0], 2)
self.assertEqual(t_a.branch.last_revision_info()[0], 2)
# update A's tree to not have the uncommitted revision referenced.
t_a.update()
t_a.commit('commit 3b')
self.assertRaises(BoundBranchOutOfDate, uncommit.uncommit, b)
b.pull(t_a.branch)
uncommit.uncommit(b)
def test_uncommit_bound_local(self):
t_a = self.make_branch_and_tree('a')
rev_id1 = t_a.commit('commit 1')
rev_id2 = t_a.commit('commit 2')
rev_id3 = t_a.commit('commit 3')
b = t_a.branch.create_checkout('b').branch
out, err = self.run_bzr(['uncommit', '--local', 'b', '--force'])
self.assertEqual(rev_id3, t_a.last_revision())
self.assertEqual((3, rev_id3), t_a.branch.last_revision_info())
self.assertEqual((2, rev_id2), b.last_revision_info())
def test_uncommit_revision(self):
wt = self.create_simple_tree()
os.chdir('tree')
out, err = self.run_bzr('uncommit -r1 --force')
self.assertNotContainsRe(out, 'initial commit')
self.assertContainsRe(out, 'second commit')
self.assertEqual(['a1'], wt.get_parent_ids())
self.assertEqual('a1', wt.branch.last_revision())
def test_uncommit_neg_1(self):
wt = self.create_simple_tree()
os.chdir('tree')
out, err = self.run_bzr('uncommit -r -1', retcode=1)
self.assertEqual('No revisions to uncommit.\n', out)
def test_uncommit_merges(self):
wt = self.create_simple_tree()
tree2 = wt.bzrdir.sprout('tree2').open_workingtree()
tree2.commit('unchanged', rev_id='b3')
tree2.commit('unchanged', rev_id='b4')
wt.merge_from_branch(tree2.branch)
wt.commit('merge b4', rev_id='a3')
self.assertEqual(['a3'], wt.get_parent_ids())
os.chdir('tree')
out, err = self.run_bzr('uncommit --force')
self.assertEqual(['a2', 'b4'], wt.get_parent_ids())
def test_uncommit_pending_merge(self):
wt = self.create_simple_tree()
tree2 = wt.bzrdir.sprout('tree2').open_workingtree()
tree2.commit('unchanged', rev_id='b3')
wt.branch.fetch(tree2.branch)
wt.set_pending_merges(['b3'])
os.chdir('tree')
out, err = self.run_bzr('uncommit --force')
self.assertEqual(['a1', 'b3'], wt.get_parent_ids())
def test_uncommit_multiple_merge(self):
wt = self.create_simple_tree()
tree2 = wt.bzrdir.sprout('tree2').open_workingtree()
tree2.commit('unchanged', rev_id='b3')
tree3 = wt.bzrdir.sprout('tree3').open_workingtree()
tree3.commit('unchanged', rev_id='c3')
wt.merge_from_branch(tree2.branch)
wt.commit('merge b3', rev_id='a3')
wt.merge_from_branch(tree3.branch)
wt.commit('merge c3', rev_id='a4')
self.assertEqual(['a4'], wt.get_parent_ids())
os.chdir('tree')
out, err = self.run_bzr('uncommit --force -r 2')
self.assertEqual(['a2', 'b3', 'c3'], wt.get_parent_ids())
def test_uncommit_merge_plus_pending(self):
wt = self.create_simple_tree()
tree2 = wt.bzrdir.sprout('tree2').open_workingtree()
tree2.commit('unchanged', rev_id='b3')
tree3 = wt.bzrdir.sprout('tree3').open_workingtree()
tree3.commit('unchanged', rev_id='c3')
wt.branch.fetch(tree2.branch)
wt.set_pending_merges(['b3'])
wt.commit('merge b3', rev_id='a3')
wt.merge_from_branch(tree3.branch)
self.assertEqual(['a3', 'c3'], wt.get_parent_ids())
os.chdir('tree')
out, err = self.run_bzr('uncommit --force -r 2')
self.assertEqual(['a2', 'b3', 'c3'], wt.get_parent_ids())
def test_uncommit_shows_log_with_revision_id(self):
wt = self.create_simple_tree()
script = ScriptRunner()
script.run_script(self, """
$ cd tree
$ bzr uncommit --force
2 ...
second commit
...
The above revision(s) will be removed.
You can restore the old tip by running:
bzr pull . -r revid:a2
""")
def test_uncommit_octopus_merge(self):
# Check that uncommit keeps the pending merges in the same order
# though it will also filter out ones in the ancestry
wt = self.create_simple_tree()
tree2 = wt.bzrdir.sprout('tree2').open_workingtree()
tree3 = wt.bzrdir.sprout('tree3').open_workingtree()
tree2.commit('unchanged', rev_id='b3')
tree3.commit('unchanged', rev_id='c3')
wt.merge_from_branch(tree2.branch)
wt.merge_from_branch(tree3.branch, force=True)
wt.commit('merge b3, c3', rev_id='a3')
tree2.commit('unchanged', rev_id='b4')
tree3.commit('unchanged', rev_id='c4')
wt.merge_from_branch(tree3.branch)
wt.merge_from_branch(tree2.branch, force=True)
wt.commit('merge b4, c4', rev_id='a4')
self.assertEqual(['a4'], wt.get_parent_ids())
os.chdir('tree')
out, err = self.run_bzr('uncommit --force -r 2')
self.assertEqual(['a2', 'c4', 'b4'], wt.get_parent_ids())
def test_uncommit_nonascii(self):
tree = self.make_branch_and_tree('tree')
tree.commit(u'\u1234 message')
out, err = self.run_bzr('uncommit --force tree', encoding='ascii')
self.assertContainsRe(out, r'\? message')
def test_uncommit_removes_tags(self):
tree = self.make_branch_and_tree('tree')
revid = tree.commit('message')
tree.branch.tags.set_tag("atag", revid)
out, err = self.run_bzr('uncommit --force tree')
self.assertEquals({}, tree.branch.tags.get_tag_dict())
def test_uncommit_keep_tags(self):
tree = self.make_branch_and_tree('tree')
revid = tree.commit('message')
tree.branch.tags.set_tag("atag", revid)
out, err = self.run_bzr('uncommit --keep-tags --force tree')
self.assertEquals({"atag": revid}, tree.branch.tags.get_tag_dict())
class TestSmartServerUncommit(TestCaseWithTransport):
def test_uncommit(self):
self.setup_smart_server_with_call_log()
t = self.make_branch_and_tree('from')
for count in range(2):
t.commit(message='commit %d' % count)
self.reset_smart_call_log()
out, err = self.run_bzr(['uncommit', '--force', self.get_url('from')])
# This figure represent the amount of work to perform this use case. It
# is entirely ok to reduce this number if a test fails due to rpc_count
# being too low. If rpc_count increases, more network roundtrips have
# become necessary for this use case. Please do not adjust this number
# upwards without agreement from bzr's network support maintainers.
self.assertLength(14, self.hpss_calls)
self.assertLength(1, self.hpss_connections)
self.assertThat(self.hpss_calls, ContainsNoVfsCalls)
|