~bzr-pqm/bzr/bzr.dev

# Copyright (C) 2004, 2005 by 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

import os

import time

from bzrlib.builtins import merge

from bzrlib.branch import Branch

from bzrlib.tests import TestCaseWithTransport

from bzrlib.errors import NoCommonAncestor, NoCommits

from bzrlib.errors import NoSuchRevision

from bzrlib.revisionspec import RevisionSpec

from bzrlib.workingtree import WorkingTree

class TestRevisionNamespaces(TestCaseWithTransport):

    def test_revision_namespaces(self):

        """Test revision specifiers.

        These identify revisions by date, etc."""

        wt = self.make_branch_and_tree('.')

        b = wt.branch

        wt.commit('Commit one', rev_id='a@r-0-1', timestamp=time.time() - 60*60*24)

        wt.commit('Commit two', rev_id='a@r-0-2')

        wt.commit('Commit three', rev_id='a@r-0-3')

        self.assertEquals(RevisionSpec(None).in_history(b), (0, None))

        self.assertEquals(RevisionSpec(1).in_history(b), (1, 'a@r-0-1'))

        self.assertEquals(RevisionSpec('revno:1').in_history(b),

                          (1, 'a@r-0-1'))

        self.assertEquals(RevisionSpec('revid:a@r-0-1').in_history(b),

                          (1, 'a@r-0-1'))

        self.assertRaises(NoSuchRevision,

                          RevisionSpec('revid:a@r-0-0').in_history, b)

        self.assertRaises(TypeError, RevisionSpec, object)

        self.assertEquals(RevisionSpec('date:today').in_history(b),

                          (2, 'a@r-0-2'))

        self.assertEquals(RevisionSpec('date:yesterday').in_history(b),

                          (1, 'a@r-0-1'))

        self.assertEquals(RevisionSpec('before:date:today').in_history(b),

                          (1, 'a@r-0-1'))

        self.assertEquals(RevisionSpec('last:1').in_history(b),

                          (3, 'a@r-0-3'))

        self.assertEquals(RevisionSpec('-1').in_history(b), (3, 'a@r-0-3'))

#        self.assertEquals(b.get_revision_info('last:1'), (3, 'a@r-0-3'))

#        self.assertEquals(b.get_revision_info('-1'), (3, 'a@r-0-3'))

        self.assertEquals(RevisionSpec('ancestor:.').in_history(b).rev_id,

                          'a@r-0-3')

        os.mkdir('newbranch')

        wt2 = self.make_branch_and_tree('newbranch')

        b2 = wt2.branch

        self.assertRaises(NoCommits, RevisionSpec('ancestor:.').in_history, b2)

        os.mkdir('copy')

        b3 = b.clone('copy')

        wt3 = WorkingTree('copy', b3)

        wt3.commit('Commit four', rev_id='b@r-0-4')

        self.assertEquals(RevisionSpec('ancestor:.').in_history(b3).rev_id,

                          'a@r-0-3')

        merge(['copy', -1], [None, None])

        wt.commit('Commit five', rev_id='a@r-0-4')

        self.assertEquals(RevisionSpec('ancestor:copy').in_history(b).rev_id,

                          'b@r-0-4')

        self.assertEquals(RevisionSpec('ancestor:.').in_history(b3).rev_id,

                          'b@r-0-4')

        # This should be in the revision store, but not in revision-history

        self.assertEquals((None, 'b@r-0-4'),

                RevisionSpec('revid:b@r-0-4').in_history(b))

    def test_branch_namespace(self):

        """Ensure that the branch namespace pulls in the requisite content."""

        self.build_tree(['branch1/', 'branch1/file', 'branch2/'])

        wt = self.make_branch_and_tree('branch1')

        branch = wt.branch

        wt.add(['file'])

        wt.commit('add file')

        branch.clone('branch2')

        print >> open('branch2/file', 'w'), 'new content'

        branch2 = Branch.open('branch2')

        WorkingTree('branch2', branch2).commit('update file', rev_id='A')

        spec = RevisionSpec('branch:./branch2/.bzr/../')

        rev_info = spec.in_history(branch)

        self.assertEqual(rev_info, (None, 'A'))