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Viewing changes to bzrlib/selftest/test_ancestry.py

  • Committer: Martin Pool
  • Date: 2005-09-13 05:22:41 UTC
  • Revision ID: mbp@sourcefrog.net-20050913052241-52dbd8e8ced620f6
- better BZR_DEBUG trace output

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bzrlib/selftest/test_ancestry.py
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# Copyright (C) 2005, 2007 Canonical Ltd
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#
 
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# Copyright (C) 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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#
 
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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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import sys
 
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import os
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from cStringIO import StringIO
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import os
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import sys
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from bzrlib.tests import TestCaseWithMemoryTransport
 
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from bzrlib.selftest import TestCase, TestCaseInTempDir
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from bzrlib.branch import Branch
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from bzrlib.branchbuilder import BranchBuilder
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from bzrlib.revision import is_ancestor
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class TestAncestry(TestCaseWithMemoryTransport):
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    def assertAncestryEqual(self, expected, revision_id, branch):
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        """Assert that the ancestry of revision_id in branch is as expected."""
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        ancestry = branch.repository.get_ancestry(revision_id)
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        self.assertEqual(expected, ancestry)
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class TestAncestry(TestCaseInTempDir):
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    def test_straightline_ancestry(self):
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        """Test ancestry file when just committing."""
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        builder = BranchBuilder(self.get_transport())
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        rev_id_one = builder.build_commit()
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        rev_id_two = builder.build_commit()
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        branch = builder.get_branch()
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        self.assertAncestryEqual([None, rev_id_one, rev_id_two],
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            rev_id_two, branch)
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        self.assertAncestryEqual([None, rev_id_one], rev_id_one, branch)
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    def test_none_is_ancestor_empty_branch(self):
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        branch = self.make_branch('.')
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        self.assertTrue(is_ancestor(None, None, branch))
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    def test_none_is_ancestor_non_empty_branch(self):
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        builder = BranchBuilder(self.get_transport())
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        rev_id = builder.build_commit()
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        branch = builder.get_branch()
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        self.assertTrue(is_ancestor(None, None, branch))
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        self.assertTrue(is_ancestor(rev_id, None, branch))
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        self.assertFalse(is_ancestor(None, rev_id, branch))
 
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        b = Branch('.', init=True)
 
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        b.commit(message='one',
 
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                 allow_pointless=True,
 
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                 rev_id='tester@foo--1')
 
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        b.commit(message='two',
 
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                 allow_pointless=True,
 
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                 rev_id='tester@foo--2')
 
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        ancs = b.get_ancestry('tester@foo--2')
 
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# TODO: check that ancestry is updated to include indirectly merged revisions
 
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if __name__ == '__main__':
 
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    import unittest
 
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    sys.exit(unittest.main())