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Viewing changes to bzrlib/tests/blackbox/test_branch.py

  • Committer: John Arbash Meinel
  • Date: 2006-07-09 15:47:02 UTC
  • mto: This revision was merged to the branch mainline in revision 1846.
  • Revision ID: john@arbash-meinel.com-20060709154702-304436a47a55e265
Renaming LockHelpers.py to lock_helpers.py

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bzrlib/tests/blackbox/test_branch.py
 
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# Copyright (C) 2005, 2006 by Canonical Ltd
 
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#
 
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# This program is free software; you can redistribute it and/or modify
 
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# it under the terms of the GNU General Public License as published by
 
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# the Free Software Foundation; either version 2 of the License, or
 
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# (at your option) any later version.
 
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#
 
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# This program is distributed in the hope that it will be useful,
 
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
 
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
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# GNU General Public License for more details.
 
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#
 
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# You should have received a copy of the GNU General Public License
 
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# along with this program; if not, write to the Free Software
 
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
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"""Black-box tests for bzr branch."""
 
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import os
 
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from bzrlib import branch, bzrdir
 
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from bzrlib.repository import RepositoryFormatKnit1
 
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from bzrlib.tests.blackbox import ExternalBase
 
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from bzrlib.workingtree import WorkingTree
 
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class TestBranch(ExternalBase):
 
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    def example_branch(test):
 
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        test.runbzr('init')
 
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        file('hello', 'wt').write('foo')
 
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        test.runbzr('add hello')
 
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        test.runbzr('commit -m setup hello')
 
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        file('goodbye', 'wt').write('baz')
 
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        test.runbzr('add goodbye')
 
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        test.runbzr('commit -m setup goodbye')
 
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    def test_branch(self):
 
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        """Branch from one branch to another."""
 
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        os.mkdir('a')
 
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        os.chdir('a')
 
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        self.example_branch()
 
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        os.chdir('..')
 
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        self.runbzr('branch a b')
 
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        b = branch.Branch.open('b')
 
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        self.assertEqual('b\n', b.control_files.get_utf8('branch-name').read())
 
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        self.runbzr('branch a c -r 1')
 
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        os.chdir('b')
 
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        self.runbzr('commit -m foo --unchanged')
 
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        os.chdir('..')
 
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    def test_branch_basis(self):
 
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        # ensure that basis really does grab from the basis by having incomplete source
 
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        tree = self.make_branch_and_tree('commit_tree')
 
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        self.build_tree(['foo'], transport=tree.bzrdir.transport.clone('..'))
 
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        tree.add('foo')
 
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        tree.commit('revision 1', rev_id='1')
 
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        source = self.make_branch_and_tree('source')
 
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        # this gives us an incomplete repository
 
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        tree.bzrdir.open_repository().copy_content_into(source.branch.repository)
 
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        tree.commit('revision 2', rev_id='2', allow_pointless=True)
 
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        tree.bzrdir.open_branch().copy_content_into(source.branch)
 
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        tree.copy_content_into(source)
 
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        self.assertFalse(source.branch.repository.has_revision('2'))
 
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        dir = source.bzrdir
 
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        self.runbzr('branch source target --basis commit_tree')
 
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        target = bzrdir.BzrDir.open('target')
 
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        self.assertEqual('2', target.open_branch().last_revision())
 
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        self.assertEqual('2', target.open_workingtree().last_revision())
 
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        self.assertTrue(target.open_branch().repository.has_revision('2'))
 
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    def test_branch_only_copies_history(self):
 
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        # Knit branches should only push the history for the current revision.
 
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        format = bzrdir.BzrDirMetaFormat1()
 
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        format.repository_format = RepositoryFormatKnit1()
 
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        shared_repo = self.make_repository('repo', format=format, shared=True)
 
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        shared_repo.set_make_working_trees(True)
 
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        def make_shared_tree(path):
 
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            shared_repo.bzrdir.root_transport.mkdir(path)
 
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            shared_repo.bzrdir.create_branch_convenience('repo/' + path)
 
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            return WorkingTree.open('repo/' + path)
 
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        tree_a = make_shared_tree('a')
 
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        self.build_tree(['repo/a/file'])
 
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        tree_a.add('file')
 
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        tree_a.commit('commit a-1', rev_id='a-1')
 
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        f = open('repo/a/file', 'ab')
 
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        f.write('more stuff\n')
 
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        f.close()
 
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        tree_a.commit('commit a-2', rev_id='a-2')
 
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        tree_b = make_shared_tree('b')
 
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        self.build_tree(['repo/b/file'])
 
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        tree_b.add('file')
 
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        tree_b.commit('commit b-1', rev_id='b-1')
 
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        self.assertTrue(shared_repo.has_revision('a-1'))
 
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        self.assertTrue(shared_repo.has_revision('a-2'))
 
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        self.assertTrue(shared_repo.has_revision('b-1'))
 
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        # Now that we have a repository with shared files, make sure
 
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        # that things aren't copied out by a 'branch'
 
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        self.run_bzr('branch', 'repo/b', 'branch-b')
 
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        pushed_tree = WorkingTree.open('branch-b')
 
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        pushed_repo = pushed_tree.branch.repository
 
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        self.assertFalse(pushed_repo.has_revision('a-1'))
 
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        self.assertFalse(pushed_repo.has_revision('a-2'))
 
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        self.assertTrue(pushed_repo.has_revision('b-1'))
 
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