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bzrlib/tests/test_revisionnamespaces.py
 
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# Copyright (C) 2004, 2005 by Canonical Ltd
 
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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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# 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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# 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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import os
 
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import time
 
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from bzrlib.branch import Branch
 
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from bzrlib.tests import TestCaseInTempDir
 
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from bzrlib.errors import NoCommonAncestor, NoCommits
 
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from bzrlib.errors import NoSuchRevision
 
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from bzrlib.merge import merge
 
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from bzrlib.revisionspec import RevisionSpec
 
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class TestRevisionNamespaces(TestCaseInTempDir):
 
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    def test_revision_namespaces(self):
 
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        """Test revision specifiers.
 
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        These identify revisions by date, etc."""
 
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        b = Branch.initialize(u'.')
 
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        b.working_tree().commit('Commit one', rev_id='a@r-0-1', timestamp=time.time() - 60*60*24)
 
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        b.working_tree().commit('Commit two', rev_id='a@r-0-2')
 
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        b.working_tree().commit('Commit three', rev_id='a@r-0-3')
 
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        self.assertEquals(RevisionSpec(None).in_history(b), (0, None))
 
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        self.assertEquals(RevisionSpec(1).in_history(b), (1, 'a@r-0-1'))
 
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        self.assertEquals(RevisionSpec('revno:1').in_history(b),
 
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                          (1, 'a@r-0-1'))
 
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        self.assertEquals(RevisionSpec('revid:a@r-0-1').in_history(b),
 
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                          (1, 'a@r-0-1'))
 
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        self.assertRaises(NoSuchRevision,
 
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                          RevisionSpec('revid:a@r-0-0').in_history, b)
 
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        self.assertRaises(TypeError, RevisionSpec, object)
 
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        self.assertEquals(RevisionSpec('date:today').in_history(b),
 
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                          (2, 'a@r-0-2'))
 
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        self.assertEquals(RevisionSpec('date:yesterday').in_history(b),
 
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                          (1, 'a@r-0-1'))
 
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        self.assertEquals(RevisionSpec('before:date:today').in_history(b),
 
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                          (1, 'a@r-0-1'))
 
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        self.assertEquals(RevisionSpec('last:1').in_history(b),
 
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                          (3, 'a@r-0-3'))
 
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        self.assertEquals(RevisionSpec('-1').in_history(b), (3, 'a@r-0-3'))
 
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#        self.assertEquals(b.get_revision_info('last:1'), (3, 'a@r-0-3'))
 
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#        self.assertEquals(b.get_revision_info('-1'), (3, 'a@r-0-3'))
 
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        self.assertEquals(RevisionSpec('ancestor:.').in_history(b).rev_id,
 
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                          'a@r-0-3')
 
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        os.mkdir('newbranch')
 
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        b2 = Branch.initialize('newbranch')
 
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        self.assertRaises(NoCommits, RevisionSpec('ancestor:.').in_history, b2)
 
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        os.mkdir('copy')
 
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        b3 = b.clone('copy')
 
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        b3.working_tree().commit('Commit four', rev_id='b@r-0-4')
 
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        self.assertEquals(RevisionSpec('ancestor:.').in_history(b3).rev_id,
 
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                          'a@r-0-3')
 
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        merge(['copy', -1], [None, None])
 
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        b.working_tree().commit('Commit five', rev_id='a@r-0-4')
 
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        self.assertEquals(RevisionSpec('ancestor:copy').in_history(b).rev_id,
 
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                          'b@r-0-4')
 
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        self.assertEquals(RevisionSpec('ancestor:.').in_history(b3).rev_id,
 
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                          'b@r-0-4')
 
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        # This should be in the revision store, but not in revision-history
 
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        self.assertEquals((None, 'b@r-0-4'),
 
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                RevisionSpec('revid:b@r-0-4').in_history(b))
 
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    def test_branch_namespace(self):
 
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        """Ensure that the branch namespace pulls in the requisite content."""
 
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        self.build_tree(['branch1/', 'branch1/file', 'branch2/'])
 
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        branch = Branch.initialize('branch1')
 
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        branch.working_tree().add(['file'])
 
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        branch.working_tree().commit('add file')
 
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        branch.clone('branch2')
 
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        print >> open('branch2/file', 'w'), 'new content'
 
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        branch2 = Branch.open('branch2')
 
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        branch2.working_tree().commit('update file', rev_id='A')
 
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        spec = RevisionSpec('branch:./branch2/.bzr/../')
 
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        rev_info = spec.in_history(branch)
 
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        self.assertEqual(rev_info, (None, 'A'))
 
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