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Viewing changes to bzrlib/tests/per_branch/test_revision_id_to_revno.py

  • Committer: Andrew Bennetts
  • Date: 2010-10-08 08:15:14 UTC
  • mto: This revision was merged to the branch mainline in revision 5498.
  • Revision ID: andrew.bennetts@canonical.com-20101008081514-dviqzrdfwyzsqbz2
Split NEWS into per-release doc/en/release-notes/bzr-*.txt

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bzrlib/tests/per_branch/test_revision_id_to_revno.py
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# Copyright (C) 2007, 2009, 2011, 2016 Canonical Ltd
 
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# Copyright (C) 2007 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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"""Tests for Branch.revision_id_to_revno()"""
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from bzrlib import errors
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from bzrlib.tests import TestNotApplicable
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from bzrlib.tests.per_branch import TestCaseWithBranch
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        self.assertRaises(errors.NoSuchRevision,
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                          the_branch.revision_id_to_revno, 'rev-1.1.1')
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    def test_mainline_ghost(self):
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        tree = self.make_branch_and_tree('tree1')
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        if not tree.branch.repository._format.supports_ghosts:
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            raise TestNotApplicable("repository format does not support ghosts")
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        tree.set_parent_ids(["spooky"], allow_leftmost_as_ghost=True)
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        tree.add('')
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        tree.commit('msg1', rev_id='rev1')
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        tree.commit('msg2', rev_id='rev2')
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        # Some older branch formats store the full known revision history
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        # and thus can't distinguish between not being able to find a revno because of
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        # a ghost and the revision not being on the mainline. As such,
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        # allow both NoSuchRevision and GhostRevisionsHaveNoRevno here.
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        self.assertRaises((errors.NoSuchRevision, errors.GhostRevisionsHaveNoRevno),
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            tree.branch.revision_id_to_revno, "unknown")
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        self.assertEqual(1, tree.branch.revision_id_to_revno("rev1"))
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        self.assertEqual(2, tree.branch.revision_id_to_revno("rev2"))
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    def test_empty(self):
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        branch = self.make_branch('.')
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        self.assertRaises(errors.NoSuchRevision,
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            branch.revision_id_to_revno, "unknown")
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        self.assertEqual(0, branch.revision_id_to_revno('null:'))